WO2015128428A1 - Distributeur de phéromones en matière plastique - Google Patents

Distributeur de phéromones en matière plastique Download PDF

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Publication number
WO2015128428A1
WO2015128428A1 PCT/EP2015/054053 EP2015054053W WO2015128428A1 WO 2015128428 A1 WO2015128428 A1 WO 2015128428A1 EP 2015054053 W EP2015054053 W EP 2015054053W WO 2015128428 A1 WO2015128428 A1 WO 2015128428A1
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WIPO (PCT)
Prior art keywords
acetate
pheromone
dispenser
acid
dispenser according
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German (de)
English (en)
Inventor
Jörg AUFFERMANN
Werner Heck
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BASF SE
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BASF SE
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Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/34—Shaped forms, e.g. sheets, not provided for in any other sub-group of this main group
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M1/00—Stationary means for catching or killing insects
    • A01M1/02—Stationary means for catching or killing insects with devices or substances, e.g. food, pheronones attracting the insects
    • A01M1/023—Attracting insects by the simulation of a living being, i.e. emission of carbon dioxide, heat, sound waves or vibrations
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
    • A01M1/00—Stationary means for catching or killing insects
    • A01M1/20—Poisoning, narcotising, or burning insects
    • A01M1/2022—Poisoning or narcotising insects by vaporising an insecticide
    • A01M1/2027—Poisoning or narcotising insects by vaporising an insecticide without heating
    • A01M1/2044—Holders or dispensers for liquid insecticide, e.g. using wicks
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
    • A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
    • A01N25/18—Vapour or smoke emitting compositions with delayed or sustained release

Definitions

  • the present invention relates to pheromone dispensers made of a plastic material which
  • At least one permanently sealed chamber for holding a pheromone-containing fluid
  • Pheromones have become increasingly important as agents for insect control in agriculture and forestry.
  • Pheromones is the so-called Verwirrmethode, which is also called mating disorder,
  • Pherobase "(http://www.pherobase.com) Another method is the biological control of pests, in which the pheromones for attracting
  • Predators of the pests uses, as described for example in WO 2007/006713.
  • Known dispenser types are mainly the following 4 types:
  • Type 1 Dispenser made of plastic material, in which the pheromone is incorporated
  • barrier-free dispensers also referred to as so-called matrix dispensers, see for example DE 2356155.
  • Type 2 Dispensers in the form of capillary tubes (capillary dispensers), from which the
  • Pheromone is discharged via an open end of the capillary to the environment (see, for example, US 4017030).
  • Type 3 Dispensers in which the pheromone in microscopic containers like
  • Microcapsules or hollow fibers is incorporated.
  • Type 4 Dispenser with a plastic container for holding the pheromone, whereby the container wall acts as a membrane, through which the pheromone is released into the environment.
  • types 4a and 4b are differentiated between types 4a and 4b:
  • film bag made of a flexible plastic film material permeable to the pheromone, for example polyethylene film or film laminates of polyethylene / ethylene-vinyl acetate copolymers, wherein in the film bags usually a cellulosic, absorbent substance is soaked with the pheromone (see, eg DE-A 2832248, DE-A 2945655, EP-A 342126).
  • a flexible plastic film material permeable to the pheromone for example polyethylene film or film laminates of polyethylene / ethylene-vinyl acetate copolymers
  • Chamber dispensers of plastic material containing one or more e.g. have one or two filled with a liquid pheromone or pheromone bouquet defined chambers, wherein the plastic material is selected so that it is permeable to the pheromone.
  • Examples of such dispensers are ampoule dispergers, also known as
  • Hollow chamber dispensers are referred to and described in EP-A 243263, EP-A 236188 and EP-A 413 325.
  • chamber dispensers are also foil-made dispensers (im
  • a shell of plastic material having an edge and at least one cavity for receiving a pheromone or pheromone containing liquid, a flat sheet of plastic material associated with the
  • Shell close tightly connected include, wherein the flat film forms together with the shell in the region of the cavity (s) at least one permanently sealed chamber containing the pheromone or the pheromone-containing liquid.
  • Foil dispensers are described, for example, in WO 2010/076316.
  • the two first-mentioned dispenser types 1 and 2 as well as the foil bag dispensers (type 4a) have the disadvantage that the pheromone release is largely uncontrolled depending on the weather conditions.
  • Pheromone concentration in the pheromone saturated material decreases faster and faster with time; the time of the end of the attractant tax can not be specifically recorded. Often the actual exists
  • dispensers in the form of hollow fibers or microcapsules are from theirs
  • Chamber dispenser i. Ampoule or foil dispensers, as a rule, have the disadvantages of an uncontrolled release of pheromone, as in the first three
  • Dispenser types with a suitable choice of plastic material does not occur or only to a small extent.
  • the disadvantage however, that these types of dispensers as well as the first three types of dispensers, usually made of plastic materials that are very stable to weathering and do not rot over several years. They must therefore be removed after use, which is associated with a not inconsiderable additional effort especially in fruit and wine growing.
  • EP 168862 describes a capillary dispenser in the form of hollow fibers of a biodegradable aliphatic polyester based on hydroxycarboxylic acids.
  • EP 816430 biodegradable pheromone dispensers comprising a mixture of an aliphatic polyester and a modifying polymer for regulating the release characteristic. Described are matrix-type pheromone dispensers and foil bag dispensers.
  • Chamber dispensers made of biodegradable polymers have not previously been described.
  • the inventors have found that in the prior art for the Preparation of pheromone dispensers proposed aliphatic polyester for the production of Kammerdispensern are not suitable because the mechanical stability is not always guaranteed and often sufficient permeability for
  • Pheromone is not guaranteed or the pheromone delivery is uncontrolled.
  • dispensers which, on the one hand, are suitable for the controlled delivery of pheromones or pheromone backbones, i. which ensures a reliable delivery of the pheromone even under unfavorable climatic conditions such as changing temperature and light conditions or high temperatures and also over a longer period of time and thus in fact a reliable effect.
  • the dispenser should rot under environmental conditions.
  • the dispenser should be easy to manufacture.
  • the dispensers should have a sufficient mechanical stability, above all a sufficient flexibility with simultaneous toughness, in order to avoid damage to the chamber under mechanical stress.
  • chamber dispensers made of plastic materials selected from blends of at least one partially aromatic copolyester with at least one polylactide and blends of these blends with one or more fillers.
  • the present invention relates to a filled with pheromone or a pheromone-containing liquid pheromone dispenser, the - at least one permanently sealed chamber for receiving a
  • Chamber walls of the dispenser-forming plastic material is selected from blends of at least one partly aromatic copolyester with at least one polylactide and mixtures of these blends with one or more fillers.
  • the pheromone dispensers according to the invention are associated with a number of advantages. Due to the plastic material according to the invention are
  • Pheromone dispenser rotting i. after proper use they rot under environmental conditions. Their discharge characteristic is with that
  • the plastic material according to the invention is for that contained in the dispenser
  • Pheromone permeable i. the pheromone can diffuse through the plastic material and be released to the environment. In this way, a continuous delivery of the pheromone contained in the dispenser is achieved to the environment.
  • the dispensing rate itself can be controlled in a conventional manner by the geometry of the dispenser and the material thickness.
  • the plastic material from which the dispenser is formed comprises a blend of at least one partially aromatic copolyester and at least one polylactide.
  • the partly aromatic copolyester and the polylactide make up at least 90% by weight, in particular at least 95% by weight, of all the polymeric, organic constituents of the blend.
  • the blend has a mass ratio of partly aromatic copolyester to polylactide in the range of 45:55 to 65:35, and more preferably in the range of 50:50 to 60:40.
  • a partially aromatic copolyester is understood to mean, in particular, copolyesters of a dicarboxylic acid component A and a diol component B, in which the
  • Dicarboxylic acid component consists essentially of at least one aliphatic or cycloaliphatic dicarboxylic acid (hereinafter component a1) and at least one aromatic dicarboxylic acid (hereinafter component a2).
  • component a1 aliphatic or cycloaliphatic dicarboxylic acid
  • component a2 aromatic dicarboxylic acid
  • Diol component B in the partially aromatic copolyesters is usually selected from aliphatic diols and alicyclic (i.e., cycloaliphatic) diols and mixtures thereof. As a rule, the components make a1 and a2
  • the dicarboxylic acid component A and the diol component B generally make up at least 90% by weight and especially at least 95% by weight of all the ester-forming constituents of the polyester or of the total weight of the polyester from where the components A and B are calculated in a condensed form.
  • the molar ratio of component A to component B is generally in the range of 0.8: 1 to 1.2: 1, in particular in the range of 0.9: 1 to 1, 1: 1 and especially in the range of 0.95 : 1 to 1, 05: 1.
  • Copolyesters optionally contain one or more other bifunctional compounds C in a condensed form, which have two functionalities which react with carboxylic acid or hydroxyl groups to form bonds.
  • Copolyesters optionally contain one or more compounds D in a condensed form having at least 3 functionalities which react with carboxylic acid or hydroxyl groups to form bonds.
  • the compounds C and D usually make no more than 10 wt .-% and especially not more than 5 wt .-% of all ester-forming constituents of the polyester or the total weight of the
  • Polyester from wherein the components A, B, C and D are calculated in a condensed form.
  • the suitable partially aromatic copolyesters do not include linear ones
  • Chain-extended polyesters as described for example in WO 92/09654.
  • Preferred are chain-extended and / or branched partially aromatic copolyesters.
  • the latter are known from WO 92/09654, WO 96/15173 to WO 96/15176, WO 96/21689 to WO 96/21692, WO 96/25446, WO 96/25448, WO 98/12242 or WO2004 / 067632 which is expressly referred to.
  • Mixtures of different partially aromatic polyesters are also possible.
  • Partially aromatic copolyesters are commercially available, for example, under the product names Ecoflex® (BASF SE) and Eastar®Bio (Eastman).
  • the dicarboxylic acid component A preferably comprises
  • Suitable aliphatic dicarboxylic acids a1) generally have 2 to 10
  • Carbon atoms preferably 4 to 8 carbon atoms. They can be both linear and branched.
  • Suitable cycloaliphatic dicarboxylic acids are generally those having 7 to 10 carbon atoms and especially those having 8 carbon atoms. In principle, however, aliphatic or cycloaliphatic
  • Dicarboxylic acids having a greater number of carbon atoms for example having up to 30 carbon atoms, are used. To name a few examples are:
  • the aromatic dicarboxylic acids and their ester-forming derivatives include, in particular, those which have no sulfonic acid groups. These are referred to here and below as aromatic dicarboxylic acids a2.1.
  • the aromatic dicarboxylic acids a2.1 are generally those having 8 to 12 carbon atoms, and preferably those having 8 carbon atoms. Examples include terephthalic acid, isophthalic acid, 2,6-naphthoic acid and 1, 5-naphthoic acid and ester-forming derivatives thereof.
  • di-Ci-C6-alkyl esters z.
  • dimethyl diethyl, diethyl, di-n-propyl, diisopropyl, di-n-butyl, di-iso-butyl, di-t-butyl, di-n-pentyl, Di iso-pentyl or di-n-hexyl esters.
  • the anhydrides of dicarboxylic acids a2 are also suitable ester-forming derivatives. In principle, however, it is also possible to use aromatic dicarboxylic acids a2 having a larger number of carbon atoms, for example up to 20 carbon atoms.
  • the aromatic dicarboxylic acids or their ester-forming derivatives a2 may be used singly or as a mixture of two or more thereof. Particularly preferred is terephthalic acid or its ester-forming derivatives such as
  • aromatic sulfonic acids also include sulfonated aromatic
  • Dicarboxylic acids and their ester-forming derivatives (aromatic dicarboxylic acids a2.2). These are typically derived from the aforementioned aromatic dicarboxylic acids and carry 1 or 2 sulfonic acid groups.
  • the proportion of the sulfonated carboxylic acid is usually not more than 5 mol%, based on the component A, and is e.g. in the range of 0.1 to 5 mol% or 0.1 to 3 mol%, based on the total amount of compounds of component A. In one
  • Embodiment of the invention is the amount of sulfonated carboxylic acids less than 1 mol%, in particular less than 0.5 mol%, based on the
  • Suitable ester-forming derivatives of the abovementioned dicarboxylic acids which are likewise usable are in particular the di-C 1 -C 6 -alkyl esters, such as dimethyl, diethyl, di-n-propyl, diisopropyl, di-n-butyl, di- iso-butyl, di-t-butyl, di-n-pentyl, di-iso-pentyl or di-n-hexyl ester.
  • Anhydrides of dicarboxylic acids can also be used as ester-forming derivatives.
  • the diols B are selected from branched or linear alkanediols of 2 to 12 carbon atoms, preferably 4 to 8 or more preferably 6 carbon atoms, or cycloalkanediols of 5 to 10 carbon atoms.
  • alkanediols examples include ethylene glycol, 1, 2-propanediol, 1, 3-propanediol, 1, 2-butanediol, 1, 4-butanediol, 1, 5-pentanediol, 2,4-dimethyl-2-ethylhexane-1, 3 diol, 2,2-dimethyl-1, 3-propanediol, 2-ethyl-2-butyl-1,3-propanediol, 2-ethyl-2-isobutyl-1,3-propanediol, 2,2,4-trimethyl 1, 6-hexanediol, in particular ethylene glycol, 1, 3-propanediol, 1, 4-butanediol and 2,2-dimethyl-1, 3-propanediol (neopentyl glycol); Cyclopentanediol, 1, 4-cyclohexanediol, 1, 2-cyclohexanedi
  • 1,4-cyclohexanedimethanol or 2,2,4,4-tetramethyl-1,3-cyclobutanediol It is also possible to use mixtures of different alkanediols. In these cases
  • Copolyesters is the diol component B is preferably selected from C2-C12 alkanediols and mixtures thereof. Preference is given to 1, 3-propanediol and
  • the dicarboxylic acid component A is a mixture of terephthalic acid with at least one dicarboxylic acid selected from adipic acid, succinic acid, azelaic acid and sebacic acid, and
  • Diol component is at least one C2-C8-alkylenediol. Especially preferred
  • Copolyesters are essentially, ie at least 90 wt .-%, in particular at least 95 wt .-%, based on the total weight of the copolyester constructed from a mixture of terephthalic acid with at least one dicarboxylic acid selected from adipic acid, succinic acid, azelaic acid and sebacic acid as the dicarboxylic acid component A and at least one C2-C8-alkylenediol as
  • Diol component B Diol component B. With respect to the amounts of components A and B are based on the einkondens Arthur form, formally by complete
  • the partly aromatic copolyesters may contain further bifunctional components C in a condensed form. This bifunctional
  • Compounds have two functional groups which react with carboxylic acid groups or hydroxyl groups to form bonds.
  • functional groups which react with OH groups are, in particular, isocyanate groups, epoxide groups, oxazoline groups, carboxyl groups in free or esterified form and amide groups.
  • Functional groups which react with carboxyl groups are in particular hydroxyl groups and primary amino groups. These are in particular so-called bifunctional chain extenders, in particular the compounds of groups c3) to c7).
  • the components C include: c1) dihydroxy compounds of the formula I.
  • Amino-C 2 -C 12 -alkanols amino-C 1 -C -cycloalkanols or mixtures thereof; c4) diamino-C 1 -C 5 alkanes;
  • Aminocarboxylic acids for example, selected from natural amino acids, polyamides having a molecular weight of at most
  • R 3 is hydrogen, C 1 -C 6 -alkyl, C 1 -C 8 -cycloalkyl, phenyl which is unsubstituted or monosubstituted or substituted by C 1 -C 4 -alkyl groups or is tetrahydrofuryl; and c7) diisocyanates.
  • component c1 are diethylene glycol, triethylene glycol, polyethylene glycol, polypropylene glycol and polytetrahydrofuran (polyTHF), particularly preferably diethylene glycol, triethylene glycol and polyethylene glycol, mixtures of which or compounds having different alkylene units A (see formula I),
  • the latter are obtainable, for example, by polymerization according to known methods of first ethylene oxide and then propylene oxide.
  • the molecular weight (number average M n ) of the polyethylene glycol is usually selected in the range from 250 to 8000, preferably from 600 to 3000 g / mol.
  • 90 to 99.5 mol% of the diols B and 0.5 to 10 mol% of the dihydroxy compounds c1, based on the molar amount of B and c1, can be used for the preparation of the copolyesters.
  • Examples of preferred components c2 are glycolic acid, D-, L-, D, L-lactic acid, 6-hydroxyhexanoic acid, their cyclic derivatives such as glycolide (1,4-dioxane-2,5-dione), D-, L-dilactide ( 3,6-dimethyl-1, 4-dioxane-2,5-dione), p-hydroxybenzoic acid and its oligomers and polymers such as 3-polyhydroxybutyric acid, polyhydroxyvaleric acid, and a mixture of 3-polyhydroxybutyric acid and polyhydroxyvaleric acid (the latter is under the name Biopol ® from Zeneca).
  • copolyesters are the low molecular weight and cyclic derivatives thereof.
  • the hydroxycarboxylic acids, or their oligomers and / or polymers can be used in amounts of from 0.1 to 10% by weight, based on the amount of A and B.
  • Preferred components c3 are amino-C2-C6-alkanols such as 2-aminoethanol,
  • Preferred components c4) are diamino-C 4 -C 6 -alkanes, such as 1,4-diaminobutane, 1,5-diaminopentane and 1,6-diaminohexane.
  • 0.5 to 10 mol%, c3, based on the molar amount of B, and 0 to 10 mol%, c4, based on the molar amount of B, are used for the preparation of the copolyesters.
  • Preferred bisoxazolines III of component c5) are those in which R 1 is a
  • bisoxazolines are 2,2'-bis (2-oxazoline), bis (2-oxazolinyl) methane, 1, 2-bis (2-oxazolinyl) ethane, 1, 3-bis (2-oxazolinyl) propane or 1 , 4-bis (2-oxazolinyl) butane, 1, 4-bis (2-oxazolinyl) benzene, 1, 2-bis (2-oxazolinyl) benzene or
  • Bisoxazolines of general formula III are generally obtainable by the process of Angew. Chem. Int. Edit, Vol. 1 1 (1972), pp. 287-288.
  • For the preparation of the polyesters for example, from 90 to 99 mol% of diols B, up to 10 mol% c3, z. B. 0.5 to 10 mol% c3, up to 10 mol%, z. B. 0.5 to 10 mol% c4, and up to 10 mol%, z. B. 0.5 to 10 mol% c5, in each case based on the sum of the molar amounts of components B, c3, c4 and c5, are used. In another preferred embodiment, it is possible from 0.1 to 5
  • Wt .-% preferably 0.2 to 4 wt .-% c5, based on the total weight of A and B, use.
  • natural aminocarboxylic acids can be used. These include valine, leucine, isoleucine, threonine, methionine, phenylalanine, tryptophan, lysine, alanine, arginine, aspartic acid, cysteine, glutamic acid, glycine, histidine, proline, serine, tyrosine, asparagine or glutamine.
  • Preferred aminocarboxylic acids of the general formulas IVa and IVb are those in which s is an integer from 1 to 1000 and t is an integer from 1 to 4, preferably 1 or 2 and T is selected from the group phenylene and - (Ch, where u is 1, 5 or 12.
  • c6 can also be a polyoxazoline of the general formula V.
  • component c6 can also be a mixture of different aminocarboxylic acids and / or polyoxazolines.
  • c6 can be used in amounts of from 0.1 to 10% by weight, based on the total amount of components A and B.
  • component c7 it is possible to use aromatic or aliphatic diisocyanates. However, it is also possible to use higher functional isocyanates.
  • aromatic diisocyanates are toluylene-2,4-diisocyanate, toluylene-2,6-diisocyanate, 2,2'-diphenylmethane diisocyanate, 2,4'-diphenylmethane diisocyanate, 4,4'-diphenylmethane diisocyanate, naphthylene-1,5-diisocyanate or xylylene diisocyanate.
  • aliphatic diisocyanates are especially linear or branched
  • Further suitable components c7 are tri (4-isocyanatophenyl) methane and the cyanurates, uretdiones and biurets of the abovementioned diisocyanates.
  • the component c7 in amounts of from 0.01 to 5, preferably 0.05 to 4 mol%, particularly preferably 0.1 to 4 mol% based on the sum of the molar amounts of A and B used ,
  • polyesters include compounds D which contain at least three groups / functionalities which react with carboxylic acid or hydroxyl groups to form bonds.
  • functional groups which react with OH groups are, in particular, isocyanate groups, epoxide groups, oxazoline groups, carboxyl groups in free or esterified form and amide groups.
  • Functional groups which react with carboxyl groups are in particular hydroxyl groups and primary
  • Such compounds are also referred to as crosslinkers.
  • compound D biodegradable copolyesters with a structural viscosity can be built up. The rheological behavior of the melts improves; The biodegradable copolyesters are easier to process, for example, better by melt consolidation to remove films.
  • the compounds D act shear thinning, ie the viscosity under load is lower.
  • the compounds D preferably contain three to ten, z. 3, 4, 5 or 6, functional groups capable of forming ester bonds.
  • Particularly preferred compounds D have three to six functional groups of this kind in the molecule, in particular three to six hydroxyl groups and / or carboxyl groups. Examples include:
  • Polycarboxylic acids and hydroxycarboxylic acids such as tartaric acid, citric acid,
  • Pentaerythritol polyether triols and glycerin.
  • Preferred compounds D are polyols, preferably trimethylolpropane, pentaerythritol and especially glycerol.
  • Compounds D are, if desired, usually in amounts of 0.0005 to 1 mol / kg, preferably 0.001 to 0.5 mol / kg and in particular 0.005 to 0.3 mol / kg based on the total amount of components A, B, C. and D, or on the total weight of the polyester used. If desired, the compounds D are preferably 0.01 to 5% by weight, in particular 0.05 to 3% by weight and in particular 0.1 to 2% by weight, especially 0.2 to 2% by weight. %, based on the total amount of components A, B, C and D, or on the total weight of the polyester used.
  • bi- or polyfunctional epoxides for the preparation of the copolyesters which are preferred according to the invention (component E).
  • Suitable bi- or polyfunctional epoxides are, in particular, epoxide-group-containing copolymers based on styrene, acrylates and / or methacrylates.
  • the epoxy groups bearing units are preferably glycidyl (meth) acrylates.
  • Copolymers having a glycidyl methacrylate content of greater than 20, particularly preferably greater than 30 and especially preferably greater than 50% by weight, of the copolymer have proven to be advantageous.
  • the epoxy equivalent weight (EEW) in these polymers is preferably 150 to 3000, and more preferably 200 to
  • the weight-average molecular weight M w of the polymers is preferably from 2,000 to 25,000, in particular from 3,000 to 8,000.
  • the number-average molecular weight M n of the polymers is preferably from 400 to 6,000, in particular from 1,000 to 4,000.
  • the polydispersity (Q) is generally between 1 .5 and 5 epoxy-containing copolymers of the above type are sold for example by BASF Resins BV under the brand Joncryl ® ADR.
  • Particularly suitable as component E is Joncryl ® ADR 4368.
  • the component E Usually used as a chain extender.
  • Preferred partially aromatic copolyesters generally have a number average molecular weight M n in the range from 5000 to 1,000,000 daltons, in particular in the range from 8,000 to 800,000 daltons and especially in the range from 10,000 to 500,000 daltons.
  • the weight-average molecular weight M w of the copolyesters preferred according to the invention is generally in the range from 20,000 to 500,000 daltons, frequently in the range from 30,000 daltons to 4,000,000 daltons and in particular in the range from 40,000 to 2,500,000 daltons.
  • the polydispersity index M w / M n is usually at least 2 and is often in the range of 3 to 25, in particular in the range of 5 to 20.
  • the copolyesters are partially crystalline and have a melting point or melting range in the range of 80 to 170 ° C. , in particular in the range of 90 to 150 ° C on.
  • the viscosity number of the copolyesters is typically in the range of 50 to 500 ml / g, often in the range of 80 to 300 ml / g and in particular in the range of 100 to 250 ml / g (determined according to EN ISO 1628-1 at 25 ° C on a 0.5% strength by weight solution of the polymer in o-dichlorobenzene / phenol (1: 1 w / w)).
  • Preferred copolyesters are on the one hand by a high melt viscosity ⁇ , which at 180 ° C usually at least 60 Pa-s, often at least 80 Pa-s, in particular at least 100 Pa-s, z. B. 60 to 20,000 Pa-s, in particular 80 to 15,000 Pa-s and especially 100 to 10,000 Pa-s, and by a low acid number of less than
  • the copolyesters have substantially no functional groups which impart water solubility to the polymers. Accordingly, the number of sulfonic acid groups in the copolyester is generally less than 0.1 mmol / g, in particular less than 0.05 mmol / g or less than 0.01 mmol / g of polymer.
  • polylactides is to be understood as meaning polycondensation products of lactic acid. Suitable polylactides are described in WO 97/41836, WO 96/18591,
  • the degree of polymerization n in formula (B) is generally in the range from 1000 to 4000, preferably from 1500 to 3500 and more preferably from 1500 to 2000
  • the average molecular weights (number average) of these products are in the range of 71,000 to 284,000 g / mol, depending on the degree of polymerization.
  • Suitable polylactides are for. From NatureWorks LLC (e.g., PLA 4043D, PLA 8052D, PLA 4060D or PLA 3052D) or from Mitsui Chemicals (Lactea).
  • the polylactides suitable according to the invention also include
  • Diblock and Triblockcopolymere with one or more polylactide blocks and with one or more poly-C2-C4-alkylene glycol blocks, in particular with one or more poly (ethylene glycol) blocks.
  • block copolymers are marketed, for example, by Aldrich (eg, product number 659649).
  • Block copolymers are z. B. by condensation of lactic acid or by
  • Plastic material contains at least one filler, in particular at least one mineral filler, which is selected for example from chalk, silicates such as talc or kaolin or silica and mixtures thereof.
  • Preferred mineral fillers have a platelet shape, i. the ratio of maximum extent (length or width) to thickness is at least 1.5, in particular at least 2 and is in particular in the range of 1.5 to 15. or 2.10.
  • Preferred fillers have a particle size in the range of 0.5 ⁇ to 50 ⁇ , in particular in the range of 1 to 30 ⁇ .
  • the amount of filler is usually in the range of 1 to 40 wt .-%, in particular in an amount of 5 to 30 wt .-%, based on the total amount of filler and blend.
  • the plastic material forming the dispenser may be substantially uncoloured. This means that the plastic material contains less than 0.05% by weight and in particular less than 0.01% by weight and particularly preferably no coloring constituents such as inorganic or organic color pigments or other dyes.
  • the film material of the planar film is colored and contains up to 2 wt .-%, usually 0.05 to 1, 5 wt .-%, in particular 0.1 to 1 wt .-% colorants, for example pigments, in particular red and / or brown pigments.
  • colorants which are suitable according to the invention include both dyes and pigments.
  • dyes and pigments Preferably that is
  • Colorant a pigment may be an inorganic or organic pigment.
  • suitable inorganic color pigments are white pigments such as titanium dioxide in its three modifications rutile, anatase or brookite, lead white, zinc white, zinc sulfide or lithopone; Black pigments like soot,
  • Iron oxide black iron manganese black or spinel black
  • green, red and brown pigments such as cobalt green or ultramarine green, iron oxide red
  • Iron oxide brown mixed brown, spinel and corundum phases
  • Iron oxide yellow zinc yellow or bismuth vanadate.
  • suitable organic pigments are aniline black,
  • Anthrapyrimidine pigments azomethine pigments, anthraquinone pigments,
  • Monoazo pigments Monoazo pigments, bisazo pigments, benzimidazolone pigments, quinacridone pigments, quinophthalone pigments, diketopyrrolopyrrole pigments, dioxazine pigments,
  • Flavanthrone pigments indanthrone pigments, indolinone pigments, isoindoline pigments, isoindolinone pigments, thioindigo pigments, metal complex pigments, perinone pigments, perylene pigments, pyranthrone pigments, phthalocyanine pigments, thioindigo pigments, triaryl carbonium pigments or metal complex pigments.
  • plastic materials according to the invention may contain further additives known to the person skilled in the art.
  • stabilizers, nucleating agents, lubricants and anti-blocking agents such as stearates (in particular
  • Calcium stearate calcium stearate
  • waxes such as beeswax or beeswax esters
  • Plasticizers such as citric acid esters (especially acetyltributyl citrate), glyceric acid esters such as triacetylglycerol or ethylene glycol derivatives
  • Surfactants such as polysorbates, palmitates, laurates; Antistatic agents and antifogging agents understood.
  • the additives are used in concentrations of 0 to 10 wt .-%, in particular 0.1 to 5 wt .-% based on the plastic materials according to the invention.
  • the preparation of the plastic materials according to the invention from the individual components can be carried out by known methods, as described for example in EP 792 309, US 5,883,199 and WO 2006/07815.
  • all components in a process step in mixing apparatus known to those skilled in the art for example, kneaders or extruders at elevated temperatures, for example in the range of 100 to 200 ° C, in particular 1 10 to 190 ° C are mixed.
  • the temperatures in the compounding step can be reduced by adding an activator, for example, suitable zinc, tin or titanium compounds or Ci-Ci2-alkyltriphenylphosphonium halides.
  • the dispensers according to the invention have at least one permanently sealed chamber containing the pheromone. It is also possible to provide the dispenser with several permanently sealed chambers.
  • the dispenser preferably has at least two chambers, in particular exactly two chambers. If the dispenser has two or more chambers, two or more of these chambers can be connected to each other, so that a gas or liquid exchange is possible. If the dispenser has two or more chambers which are not interconnected, the chambers may be filled with the same pheromone or pheromone bouquet or different pheromones or pheromone bouquets.
  • the pheromone delivery characteristic can be influenced by the wall thickness of the chamber (s).
  • the walls of the chamber have a minimum thickness of at least 0.02 mm, and more preferably at least 0.05 mm. To a sufficient
  • the wall thickness will usually not exceed a value of 1 mm. Frequently, the wall thickness is in the range of 0.05 to 0.5 mm, in particular in the range of 0.1 to 0.4 mm.
  • the total volume of the sealed chamber (s) is typically in the range of 0.25 to 10 ml, especially 0.4 to 5 ml.
  • the amount of pheromone-containing fluid (pheromone and inert fluid) will usually be such as to provide adequate delivery of the pheromone over the desired period of use. Typically, this is
  • the chambers of the dispenser of ready-to-use dispenser is not more than 80% filled, ie the pheromone-containing fluid occupies not more than 80% by volume of the total volume of the chamber (s).
  • the level of the ready-to-use dispenser is in the range from 10 to 80% by volume and in particular in the range from 20 to 50% by volume, based on the total volume of the chamber (s).
  • the dispenser according to the invention is made of the plastic material according to the invention at least in the region of the chambers. Preferably, the entire dispenser is made of the plastic material according to the invention.
  • the dispenser typically has a rectangular basic shape, wherein the corners may be rounded. However, in principle, oval, circular, triangular, trapezoidal or diamond-shaped or polygonal configurations with more than 4 sides are possible.
  • the basic shape of the dispenser has characteristic dimensions (such as side length, diameter or the like) in the range of 1 to 20 cm, in particular in the range of 1, 5 to 10 cm.
  • the dimension of a rectangular side is typically in the range of 2 to 20 cm, in particular in the range of 2.5 to 10 cm, and the dimension of the perpendicular side in the range of 1 to 10 cm, in particular in the range of 1, 5 to 8 cm.
  • the dispenser has a fastener to a slight
  • Attachment or suspension of the dispenser e.g. on branches or shoots of
  • the fastening means may be made of the plastic material according to the invention or be a different material.
  • the dispenser has a fastening means in the form of a recess.
  • the recess is connected by an incision with an edge of the dispenser.
  • This incision is also referred to below as a spreading incision and facilitates the attachment of the dispenser, for example, to branches or shoots of plants.
  • This recess typically has a circular, oval or polygon, e.g. rectangular or square surface whose edges are formed by the plastic material of the dispenser.
  • the recess can also be provided with recesses or bulges for better attachment.
  • the dispenser contains a pheromone-containing liquid.
  • pheromone is to be understood within the meaning of the invention and includes both defined chemical compounds and mixtures of compounds (the latter are also referred to as pheromone bouquet), which are known to be capable of influencing the behavior of insects.
  • Such compounds generally have 6 to 30 and in particular 8 to 20 carbon atoms, and optionally 1, 2, 3, 4, 5 or 6
  • the molecular weight of these compounds will not exceed 400 daltons, and is typically in the range of 100 to 400 daltons.
  • the type of pheromone depends in a conventional manner on the type of target insect. Suitable pheromones and the associated target insects are known from the literature, e.g. from "The Pherobase" (http://www.pherobase.com).
  • Examples of preferred pheromones according to the invention are: aromatic, aliphatic and cycloaliphatic aldehydes having 6 to 30 C atoms, in particular 8 to 20 C atoms, which are mono- or polysubstituted, e.g. 1-, 2-, 3-, 4- or 5-fold unsaturated and may be any combination of 1 to 5 halogen atoms, in particular fluorine or chlorine atoms, 1 or 2
  • Ethyl tetradecanal, 3-oxo-13-tetradecenal, 3-oxotetradecanal, 5,8-tetradecadienal, 5-tetradecenal, tetradecanal, (E, Z) -9,1 1 -pentadecadienal, (Z) - 10-pentadecenal, 2-hexyl -2-decenal, pentadecanal, (1R) -pimaral ( C20H30O), (E) -IO-hexadecenal, (E) -1Hexadecenal, (E) -14-methyl-8-hexadecenal, (E. , E) - 10,12-hexadecadienal, (E, E) -1,1,3-hexadecadienal, (E, E) -9,1 1 -hexadecadienal,
  • Octacosanal aromatic, aliphatic and cycloaliphatic alcohols having 6 to 30 carbon atoms, in particular 8 to 20 carbon atoms, which may be mono- or polysubstituted, for example 1 -, 2-, 3-, 4- or 5-fold unsaturated, the 1 or 2 hydroxy groups, and which may have any combination of 1 to 5 halogen atoms, in particular fluorine or chlorine atoms, an acetate group and / or a keto group such as ((1 R, 3S) -2,2,3,4-tetramethylcyclopentyl) -methanol, ((1R, 4S) -3,4,5,5-tetramethylcyclopentenyl) -methanol, (E) -2-ethyl-2-hexen-1-ol, (E) -2-hexene-1 - ol, (E) -3-hexene-1-ol, (E, E) -2,4-dimethyl-2,4-hexa
  • Tetradecen-1-ol (Z) -7-tetradecen-1-ol, (Z) -8-tetradecen-1-ol, (Z) -9-tetradecen-1-ol, (Z, E) -8, 10-tetradecadien-1-ol, (Z, E) -9,11-tetradecadien-1-ol, (Z, E) -9,12-tetradecadien-1-ol, (Z, Z) -10,12- Tetradecadien-1-ol, (Z, Z) -9,11-tetradecadien-1-ol, (Z, Z) -9,12-tetradecadien-1-ol, 6,10,13-trimethyltetradecane-1-ol, Tetradecan-1-ol, (E, Z) -8,10-pentadecadien-1-ol, pentadecan-1-ol, (E) -11-hexadecen-1-ol,
  • Acetate esters one or more times e.g. 1-, 2-, 3-, 4- or 5-fold unsaturated and having 1 or 2 acetyloxy groups, and wherein the acetate esters have any combination of 1 to 5 halogen atoms, in particular fluorine or chlorine atoms and / or 1 or 2 keto groups can like
  • alpha-pinene (2,6,6-trimethyl-bicyclo [3.1.1] hept-2-ene),
  • Lanierone 2-hydroxy-4,4,6-trimethyl-2,5-cyclohexadiene-1-one
  • Bicolorin (1S, 2R, 5R) -2-ethyl-1,5-dimethyl-6,8-dioxabicyclo (3.2.1) octane; and mixtures of the aforementioned pheromones.
  • the pheromones may be contained as such, as pheromone mixtures or as pheromone-containing liquids in the dispenser.
  • the dispenser contains in addition to the aforementioned pheromones or pheromone mixtures also one or more inert liquids mixed with the pheromones or pheromone mixtures.
  • Inert here means that the liquid alone is ineffective, but does not affect the action of the pheromone, whereby the liquid can also increase the effect of the pheromone. Examples are low molecular weight alcohols and
  • Ketones with usually not more than 6 carbon atoms such as methyl butenol, methyl butynol, aliphatic, cycloaliphatic and aromatic hydrocarbons having 6 to 10 carbon atoms and esters of C 1 -C 6 alkanols with saturated C 1 -C 6 -carboxylic acids such as e.g. their acetates.
  • the pheromone contained in the dispenser comprises at least one active substance selected from one or more than one, e.g. 1-, 2-, 3- or 4-fold unsaturated aliphatic alcohols having 6 to 30 carbon atoms, in particular 8 to 20 carbon atoms and their acetates, in particular their monoacetates and diacetates is selected.
  • the alcohols may also have a keto group. The same applies to the acetates.
  • the pheromone contained in the dispenser comprises at least one active substance selected from SCLPs (straight-chain lepidopteran pheromones).
  • SCLPs straight-chain lepidopteran pheromones
  • This is understood to mean unbranched aliphatic compounds having 9 to 18 C atoms, which optionally have 1, 2 or 3 double bonds having a terminal functional group which is selected from OH, CHO (aldehyde) and OC (OCHs).
  • the pheromone contained in the dispenser comprises at least one active substance which comprises E5-decenyl-10-acetate, E5-decene-10-ol, E9-dodecenyl-12-acetate, Z9-dodecenyl-12- acetate, E7, Z9-dodecadienyl 12-acetate, E7, E9-dodecadienyl 12-acetate, E8, E10-dodecadien-12-ol (RAK 3), Z1 1 -tetradecenyl acetate (RAK 4), E8-dodecenyl-12 acetate and Z8-dodecenyl-12-acetate and mixtures thereof, eg the mixture E9-dodecenyl-12-acetate and Z9-dodecenyl-12-acetate (RAK 1), the mixture of E5-decenyl-10-acetate and E5- dec
  • the pheromone contained in the dispenser comprises at least one active substance, which under
  • Lanierone 2-hydroxy-4,4,6-trimethyl-2,5-cyclohexadiene-1-one
  • Bicolorin (1S, 2R, 5R) -2-ethyl-1,5-dimethyl-6,8-dioxabicyclo (3.2.1) octane; and mixtures of the aforementioned pheromones;
  • Embodiments may also be present in admixture with saturated alcohols having preferably 6 to 30 C atoms, in particular 8 to 20 C atoms, or in a mixture with the acetates saturated alcohols having preferably 6 to 30 C atoms, in particular 8 to 20 C atoms.
  • saturated alcohols are, in particular, 1-octanol, 1-nonanol, 1-decanol, 1-undecanol, 1-dodecanol, 1-tridecanol, 1-tetradecanol, 1-pentadecanol, 1-hexadecanol, stearyl alcohol, etc.
  • the saturated alcohols and their acetates usually not more than 50% by weight, based on the total amount of active substance and saturated alcohol and / or acetate of the saturated alcohol.
  • the pheromones contained in the dispenser may also contain chemical agents
  • Stabilization such as antioxidants and / or UV protectants included.
  • antioxidants are tocopherols such as ⁇ -tocopherol, ⁇ -tocopherol palmitate, ⁇ -tocopherol acetate, and alkyl-substituted hydroxybenzenes, hydroquinones and hydroxyanisoles such as tert-butylhydroxytoluene, tert-butylhydroquinone or tert-butylhydroxyanisole.
  • UV protectants are 4; 4-diarylbutadienes,
  • Cinnamic acid esters benzotriazoles, especially 2- (2'-hydroxyphenyl) benzotriazoles such as 2- (2'-hydroxy-3'-tert-butyl-5'-methylphenyl) -5-chlorobenzotriazole,
  • Hydroxybenzophenones diphenylcyanoacrylates, oxamides (oxalic acid diamides) and 2-phenyl-1,3,5-triazines.
  • the dispenser is a
  • Ampoule dispenser having, for example, one of the forms described in EP 243263, EP 413325 or WO 2006/058729 and the difference to the dispensers described therein is made of a Kunststoffoffmaterial according to the invention.
  • the geometry of the chambers of an ampoule dispenser can be spherical, ellipsoidal, polyhedral, cylindrical or irregularly shaped.
  • the majority of the chamber has a tubular geometry, wherein the
  • Cross-sectional area of the tube may be circular, star-shaped, rectangular, elliptical, polygonal or irregular. Often, the cross-sectional area has a circular or ellipsoidal geometry or a rectangular geometry with rounded edges.
  • the internal volume of the respective chambers is usually in the range of 1 to 5 cm 3 .
  • the area of the walls forming the respective chamber and the internal volume of the respective chamber have a ratio in the range of 1 to 10 cm -1 and in particular in the range of 2 to 6 cm -1 Chambers have an inside diameter in the range of 5 to 20 mm, or a cross-sectional area in the range of 20 to 200 mm 2, and a length in the range of 15 to 40 mm,
  • the ends of these tubular chambers can be closed in any way, for example, by concave or flat surfaces.
  • a hollow chamber dispenser has two chambers. If the hollow chamber dispenser has two or more chambers, these are preferably separated from each other, d. H. they have no compounds that are continuous for liquids.
  • FIG. 1 a shows an example of hollow chamber dispensers in FIG. 1 a (undyed) and FIG. 1 b (colored).
  • the dispenser is a film dispenser having, for example, one of the forms described in WO 2010/076316 and the difference to the dispensers described therein being made of a plastic material according to the invention.
  • Such a sheet dispenser comprises - a shell made of a deep-drawn film having an edge and at least one cavity for receiving a pheromone or a pheromone-containing liquid, and
  • a flat film which is tightly connected to the shell, forming together with the shell in the region of the cavity (s) at least one permanently sealed chamber containing the pheromone or the pheromone-containing
  • the chamber (s) is (are) formed by the shell (s) of the deep-drawn film and the plastic sheet associated therewith.
  • Permanently connected means that the thermoformed film is connected to the planar film so that they can not be separated without destroying the dispenser.
  • the compound of the thermoformed film with the As a rule, film is produced in such a way that the flat film rests in the region of the edges or on the edges of the at least one shell-shaped region of the deep-drawn film and is permanently fixed along the edges or margins.
  • the permanent fixation typically occurs through a weld or seal along the edges of the at least one cup-shaped region.
  • the bottom of the at least one bowl-shaped region is preferably substantially parallel to the planar foil.
  • Extensively parallel means that at least 70% of the bottom surface of the cup-shaped configured portion are arranged parallel to the flat film or have an angle of less than 10 ° to the flat film.
  • the depth of the area designed as a shell is at least 0.2 mm, in particular at least 0.4 mm, and preferably does not exceed 5 mm, in particular 3 mm.
  • the depth is here understood to mean the distance between the surface of the shell which is largely plane-parallel to one another and the plane predetermined by the edge of the shell.
  • the area designed as a shell has at least one, e.g. has one or two recessed areas.
  • the recessed area is at least 0.2 mm, in particular at least 0.5 mm, e.g. by 0.2 to 3 mm, in particular by 0.5 to 1, 5 mm lower than the remaining areas of the shell.
  • the depth of the recessed area will typically be in the range of 1 to 5 mm, and more preferably in the range of 1.2 to 3 mm, whereas the depth in the remaining areas of the shell will typically be in the range of 0.2 to 2 mm and especially in the range from 0.4 to 1.5 mm.
  • the designed as a shell area generally has an area in the range of 2.5 to 25 cm 2 , in particular in the range of 4 to 20 cm 2 .
  • the film dispenser has at least one recess in the region of the interconnected films.
  • This recess typically has a circular, oval or polygonal surface whose edges are formed by the film material of the thermoformed film and the planar film.
  • the recess can also be provided with recesses or bulges for better attachment.
  • the extent of the recess along a straight line through the center of the area of the recess will not be less than 3 mm, and preferably not 2 cm exceed.
  • the recess will typically have an area in the range of 1 to 3 cm 2 .
  • the dispenser has an incision which connects the recess with an edge of the dispenser. This incision is also referred to below as a spreading incision and facilitates the attachment of the dispenser, for example, to branches or shoots of plants.
  • the configured area at least two interconnected portions, which are arranged on both sides of the recess, and a connection therebetween, which is also referred to as a channel on.
  • the sections form together with the connection between a U-shaped or horseshoe-shaped arrangement around the recess. If the area configured as a shell comprises two partial areas, the channel connecting them is generally narrower than the two partial areas and may have a smaller depth relative to these.
  • the dispenser preferably has a spreading cut.
  • This spreading cut is preferably arranged such that it is arranged between the two subregions of the chamber or of the shell-shaped region, i. the two sections are located completely on each side of the incision and surround, together with the narrower channel which connects the two sections, the recess.
  • one of these subregions in the region of the recess on a bulge which is preferably designed finger-shaped, on, so that the
  • the planar plastic film generally has a thickness in the range of 0.02 to 0.5 mm, in particular in the range of 0.05 to 0.5 mm and especially in the range of 0.1 to 0.4 mm.
  • the deep-drawn plastic film generally has a thickness in the range of 0.05 to 0.7 mm, in particular in the range of 0.1 to 0.6 mm, especially in the range of 0.2 to 0.5 mm.
  • the preparation of the dispenser from the plastic materials according to the invention can be carried out by conventional methods of plastics processing, for example by blow molding, deep drawing, laminating, seal.
  • inventively preferred Hohlcrodispensern can be done for example in analogy to the methods described in EP 243263, EP 413325 or WO 2006/058729.
  • the production of inventively preferred film dispensers can be carried out, for example, in analogy to the methods described in WO 2010/076316.
  • the dispensers according to the invention are suitable for controlling insects in which pheromones are used, for example according to the above-mentioned Verwirrmethode or mass catching in conjunction with poison traps. They are also suitable for the analysis of infestation or for biological control by attracting predators of the pests, as described for example in WO 2007/006713.
  • the invention will be described below with reference to FIGS. 1 a to 5 b. The description is illustrative and is not intended to be limiting to the illustrated embodiments.
  • FIG. 1a shows a photograph of a filled, undyed ampoule dispenser
  • FIG. 1b shows a photograph of a filled, colored ampoule dispenser
  • FIG. 2 schematically shows the basic form of a foil dispenser for pheromones in FIG.
  • Figure 3 shows schematically a preferred embodiment of a
  • Foil dispensers for pheromones in supervision are provided.
  • Figure 4 shows schematically a section along the line A - A through the
  • FIG. 5a shows a colored foil dispenser according to FIG. 3 in a top view of FIG
  • FIG. 5b shows a colored foil dispenser according to FIG. 3 in a top view of FIG
  • the dispenser for pheromones shown in FIG. 1 a consists essentially of a blown film of the undyed plastic material according to the invention.
  • the dispenser for pheromones shown in Figure 1 b consists essentially of a blow-molded film of the invention, colored with iron oxide
  • thermoformed plastic film (1) essentially from a thermoformed plastic film (1) and a plan
  • Plastic film as a cover film, between which the pheromone or the
  • thermoformed plastic film (1) has a substantially same shape as the thermoformed film and the lid film consist of the plastic material according to the invention. Since the dispenser is shown in plan view, the lidding foil is not shown in this figure. The pheromone or the pheromone-containing liquid are also not shown.
  • the thermoformed plastic film (1) has a substantially same shape as the thermoformed film and the lid film consist of the plastic material according to the invention. Since the dispenser is shown in plan view, the lidding foil is not shown in this figure. The pheromone or the pheromone-containing liquid are also not shown.
  • the thermoformed plastic film (1) has a substantially
  • the designed as a shell area serves to receive a pheromone or the pheromone-containing liquid.
  • the dispenser has an incision (5) which extends from a recess (6) to an outer edge of the dispenser.
  • the recess (6) is usually oval or round, but can also be with or
  • the notch (5) subdivides the shell (4) into two subsections (4a) and (4b), which are located on each side of the incision (5) and by a narrower arc (also referred to as a channel) around the recess (6 ) are interconnected.
  • the deep-drawn plastic film (1) is connected to the flat plastic film along the edges of the shell (4) by means of a sealed seam (2), so that the two plastic films form a permanently sealed chamber, which the pheromone or the
  • the chamber (4) also on two sub-areas, which by a narrower arc around the recess (6) are interconnected.
  • one of the subregions has a claw-shaped bulge (10), so that the chamber (4) largely encloses the recess (6).
  • the chamber (4) also has two recessed portions (7a) and (7b) in the bottom of the tray. They are located in two adjacent quadrants, between which an incision (5) runs.
  • the recessed portions (7a) and (7b) each have a rectangular portion which is parallel to the outer edges of the thermoformed plastic film (1) and the incision (5). In the remaining two quadrants a recess (6) is arranged.
  • the notch (5) extends above the recessed portions (7a) and (7b) in any arc to the recess (6).
  • a sealed seam (2) It connects the thermoformed plastic film (1) with the flat cover film and thus closes the chamber containing the pheromone or the pheromone-containing liquid (not shown).
  • the chamber (4) formed by the thermoformed plastic film (1) and the cover film (9).
  • the chamber (4) has a transition (8) to a recess (7).
  • the chamber (4) is all around with
  • Polylactide Polylactide Polylactide Natureworks® Ingeo 4043D from Cargill-Dow Lubricant: erucic acid amide, e.g. Emery Oleochemicals GmbH
  • Chain extender styrene-glycidyl methacrylate copolymer, Joncryl® ADR 4368 Blend 1:
  • UV absorber hydroxyphenyl triazine UV absorber (Tinuvin 1600) from BASF
  • Pheromone I Liquid pheromone blend based on Z9 dodecenyl acetate and E7, Z9 dodecadienyl acetate (RAK®1 + 2 from BASF SE).
  • Pheromone II liquid pheromone composition based on E8, E10-dodecadienol (RAK®3 from BASF SE).
  • Granule funnel introduced.
  • the following process parameters were specified: melt temperature 190 ° C; Speed 300 rpm Throughput approx. 30 kg / h.
  • the following process parameters were specified: melt temperature 190 ° C; Speed 300 rpm Throughput approx. 30 kg / h.
  • the compounds were processed into films with a thickness of 200 ⁇ m and 300 ⁇ m, respectively.
  • the films prepared according to II were then processed according to WO 2010/076316 to film dispensers, which optionally, depending on harmful insect and desired duration of action, 250 to 400 mg of pheromone blend I and / or pheromone blend II contained.
  • the films produced under II are formed by deep drawing under heat and blowing pressure 2 rows of 5 each of the shell areas shown in Figure 2.
  • the depth of the shell regions is about 2 mm in the recessed regions (7a) and (7b) and about 1 mm in the remaining regions of the shell.
  • Extension of the chamber in the direction of the line A - A is about 5.3 cm, in the direction of a line perpendicular to A - A 3.8 cm.
  • the chamber (4) is filled with the respective pheromone.
  • the chamber (4) is closed with a flat plastic film (9) produced according to II, by the flat plastic film (9) with the thermoformed plastic film (1) along the edges (3) of the chamber (4) to form a sealed seam (2) is welded by ultrasonic welding.
  • a recess (6) in the area of the interconnected plastic films is punched into the dispenser, wherein the recess 2 has recesses and wherein the recess in the longitudinal axis has a maximum extension of about 1, 8 cm and a maximum extension in the axis perpendicular thereto 1, 2 cm.
  • the so-formed, still interconnected 10 dispensers are separated by cutting each other at the same time the spreading section (5) is attached.
  • the dispensers prepared in III were weighed and stored at 24 ° C and 65%

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  • Pest Control & Pesticides (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Environmental Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Toxicology (AREA)
  • Insects & Arthropods (AREA)
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Abstract

L'invention concerne un distributeur de phéromones en matière plastique, comprenant au moins une chambre fermée en permanence pour la réception du liquide contenant les phéromones, et au moins un liquide contenant les phéromones se trouvant dans la chambre. La matière plastique constituant le distributeur est choisie parmi les mélanges d'au moins un copolyester en partie aromatique avec au moins un polylactide et des mélanges de ces mélanges avec une ou plusieurs charges. L'invention concerne également l'utilisation du distributeur pour la lutte contre les insectes.
PCT/EP2015/054053 2014-02-27 2015-02-26 Distributeur de phéromones en matière plastique Ceased WO2015128428A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP14157019.2 2014-02-27
EP14157019 2014-02-27

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WO2015128428A1 true WO2015128428A1 (fr) 2015-09-03

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3378312A1 (fr) * 2017-03-24 2018-09-26 Shin-Etsu Chemical Co., Ltd. Préparation de phéromone à libération prolongée
CZ308491B6 (cs) * 2017-10-31 2020-09-23 SciTech spol. s r.o. Několikakomorový odparník pro aplikaci feromonů a látek ovlivňujících chování hmyzu a zvířat s dlouhodobou účinností
EP3888460A1 (fr) * 2020-03-31 2021-10-06 Shin-Etsu Chemical Co., Ltd. Préparation de phéromone à libération prolongée et procédé de lutte contre les insectes l'utilisant

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EP0496102A1 (fr) * 1991-01-23 1992-07-29 BASF Aktiengesellschaft Dispositif pour diffuser des phéromones
DE29905603U1 (de) * 1999-03-26 1999-09-09 Tscheuschler, Ulrich, Dipl.-Ing., 79539 Lörrach Behältnisse für Sexuallockstoffe aus kompostierbaren (biologisch abbaubaren) Polymeren
WO2006058729A1 (fr) * 2004-12-01 2006-06-08 Basf Aktiengesellschaft Dispositif permettant de degager de maniere commandee des pheromones du chalcographe
WO2006074815A1 (fr) * 2005-01-12 2006-07-20 Basf Aktiengesellschaft Melanges de polyesters biodegradables
WO2010076316A1 (fr) * 2008-12-30 2010-07-08 Basf Se Distributeur de phéromone

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Publication number Priority date Publication date Assignee Title
EP0496102A1 (fr) * 1991-01-23 1992-07-29 BASF Aktiengesellschaft Dispositif pour diffuser des phéromones
DE29905603U1 (de) * 1999-03-26 1999-09-09 Tscheuschler, Ulrich, Dipl.-Ing., 79539 Lörrach Behältnisse für Sexuallockstoffe aus kompostierbaren (biologisch abbaubaren) Polymeren
WO2006058729A1 (fr) * 2004-12-01 2006-06-08 Basf Aktiengesellschaft Dispositif permettant de degager de maniere commandee des pheromones du chalcographe
WO2006074815A1 (fr) * 2005-01-12 2006-07-20 Basf Aktiengesellschaft Melanges de polyesters biodegradables
WO2010076316A1 (fr) * 2008-12-30 2010-07-08 Basf Se Distributeur de phéromone

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3378312A1 (fr) * 2017-03-24 2018-09-26 Shin-Etsu Chemical Co., Ltd. Préparation de phéromone à libération prolongée
CZ308491B6 (cs) * 2017-10-31 2020-09-23 SciTech spol. s r.o. Několikakomorový odparník pro aplikaci feromonů a látek ovlivňujících chování hmyzu a zvířat s dlouhodobou účinností
EP3888460A1 (fr) * 2020-03-31 2021-10-06 Shin-Etsu Chemical Co., Ltd. Préparation de phéromone à libération prolongée et procédé de lutte contre les insectes l'utilisant

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