WO2007132005A2 - Composés hybrides à base de polyol(s) et à base d'au moins une autre entité moléculaire, polymères ou non, notamment de type polyorganosiloxane, son procédé de préparation et ses applications - Google Patents
Composés hybrides à base de polyol(s) et à base d'au moins une autre entité moléculaire, polymères ou non, notamment de type polyorganosiloxane, son procédé de préparation et ses applications Download PDFInfo
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- WO2007132005A2 WO2007132005A2 PCT/EP2007/054702 EP2007054702W WO2007132005A2 WO 2007132005 A2 WO2007132005 A2 WO 2007132005A2 EP 2007054702 W EP2007054702 W EP 2007054702W WO 2007132005 A2 WO2007132005 A2 WO 2007132005A2
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/38—Polysiloxanes modified by chemical after-treatment
- C08G77/382—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon
- C08G77/388—Polysiloxanes modified by chemical after-treatment containing atoms other than carbon, hydrogen, oxygen or silicon containing nitrogen
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
- A61K8/89—Polysiloxanes
- A61K8/896—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate
- A61K8/898—Polysiloxanes containing atoms other than silicon, carbon, oxygen and hydrogen, e.g. dimethicone copolyol phosphate containing nitrogen, e.g. amodimethicone, trimethyl silyl amodimethicone or dimethicone propyl PG-betaine
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
- C07D405/14—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H23/00—Compounds containing boron, silicon or a metal, e.g. chelates or vitamin B12
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
- C07H5/00—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium
- C07H5/04—Compounds containing saccharide radicals in which the hetero bonds to oxygen have been replaced by the same number of hetero bonds to halogen, nitrogen, sulfur, selenium, or tellurium to nitrogen
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/04—Polysiloxanes
- C08G77/22—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen
- C08G77/26—Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen and oxygen nitrogen-containing groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
- C08G77/42—Block-or graft-polymers containing polysiloxane sequences
- C08G77/46—Block-or graft-polymers containing polysiloxane sequences containing polyether sequences
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/57—Compounds covalently linked to a(n inert) carrier molecule, e.g. conjugates, pro-fragrances
Definitions
- the present invention relates to novel hybrid structures comprising at least one polyol (PO) -for example oligomeric or polymeric-entity and at least one entity A which may be of varied nature, for example polymer (eg polyorganosiloxane-POS), hydrocarbon-based or mineral.
- PO polyol
- entity A which may be of varied nature, for example polymer (eg polyorganosiloxane-POS), hydrocarbon-based or mineral.
- the link or the links between this entity Po and this entity A are obtained according to the chemical mechanism designated by the name "click chemistry", in which an azide (or azide) reactive unit reacts with a reactive unit of the alkynyl or nitrile type, for form a triazole or tetrazole bond (Ro).
- the invention also relates to the process for obtaining these hybrid structures as well as their applications as amphiphilic compounds, for example.
- synthons that is to say the intermediate products bearing azide and / or alkynyl and / or nitrile type functions and involved in the preparation of these hybrid structures.
- the polyols especially, but not exclusively, concerned by the present invention include oligosaccharides or polysaccharides (linear, branched or cyclic) at least partly constituted by at least two, preferably at least three, monosaccharide units, connected between they have osidic bonds.
- These particular polysaccharide polymers-polyols are of particular interest in view of their physicochemical properties (hydrophilic, hydrolyzable, bioresorbable, etc.), their chemical complexity offering multiple possibilities in terms of structure and properties, their high availability and their natural origin, among others. This natural origin can make them particularly attractive from an environmental and / or toxicological and / or commercial point of view.
- POS silicones
- hybrid structures based on polysaccharides and POS so as to have, for example, emulsifying compounds that can be used in particular in cosmetic compositions such as skin care compositions, protective compositions and the like. and solar treatment, shampoo compositions, deodorant compositions and / or antiperspirant, for example in the form of "stick", gel or lotion, among others.
- the polysaccharide entity and the POS entity combine their respective advantages.
- the polysaccharide entity by the presence of its numerous hydroxyl functions, can develop strong intra or intermolecular interactions, both in a hydrophobic medium and in a hydrophilic medium. This molecular recognition type behavior makes it possible to obtain gels-type organizations and / or to promote interactions with polar surfaces such as textiles (i.a. cotton), hair.
- the POS entity brings two major benefits. The first is the flexibility which gives this POS entity a high reactivity and an ability to adapt its molecular conformation according to the substrate (s) present. The second advantage, among others, is the hydrophobic character of this POS entity which provides properties of low surface energy.
- Wacker-Belsil® SPG 128 VP is a cyclopentadimethylsiloxane of which a part of the siloxy units D is substituted by a polyglucoside chain connected to silicon by a ball joint comprising two oxygen bridges and of which another part of the units D is substituted with an alkyl radical of - (CH) type. 2 ) W-CH 3 , w being a natural integer.
- EP-BO 612 759 describes organosilicon compounds comprising a glycoside residue obtained by reacting a mono- or polysaccharide (1 to 10 monosaccharide units) alkenylated with a POS, for example a disiloxane, bearing SiH units.
- the alkenyl group is introduced directly on the oligosaccharide or polysaccharide, unprotected anomer position, with alkyl oxyethanol, in the presence of a strong acid, to 100 0 C.
- the hydrosilylation is carried out at the Speier platinum catalyst aid in isopranol at 100 ° C.
- the hybrid compound obtained in the examples has the following formula:
- WO-A-2005/087843 discloses a graft polymer comprising a polyorganosiloxane backbone and glycoside units (mono and / or polysaccharides).
- WO-A-2005/087843 describes the preparation of an allyl-functionalized cellobiose grafted polydimethylsiloxane. To do this, the cellobiose is reacted with allylamine. After fixing the allylamine unit on the anomeric cellobiose carbon, the amine function and a part of the primary hydroxyls are protected by acetylation. The remaining hydroxyl functions are protected by substitution of their hydrogen by a trimethylsilyl function.
- hydrosilylation of polydimethylsiloxane end dimethylhydrogensiloxy is then carried out in the presence of Karstedt platinum at a temperature of 70 0 C. is then carried out deprotection of the grafted POS at its ends by the disaccharide cellobiose, using a mixture of tetrahydrofuran / methanol, in acid medium.
- the reaction scheme is as follows: hydrosilylation
- saccharide protection / deprotection constraints are a definite handicap for these known polyorganosiloxane / glycoside graft polymers and their process for obtaining them.
- Huisgen and Szeimies [(a) Huisgen, R .; Szeimies, G .; Moebius, L. Chem. Ber. 1967, 100, 2494. (b) Huisgen, R .; Knorr, R .; Moebius, L .; Szeimies, G. Chem. Ber. 1965, 98, 4014] were the first to carry out the 1,3-dipolar cycloaddition of an azido derivative on an alkyne derivative at high temperature. The scheme of this cycloaddition is as follows:
- this 1,3-dipolar cycloaddition makes it possible, for example, to obtain hybrid systems (cf products 1 to 10) comprising, on the one hand, phenyl rings and, on the other hand, inert or branched, optionally unsaturated and optionally hydroxyl-bearing cyclic molecules, and a hybrid system (11) comprising a patella triazole linking, on the one hand, a propane diol residue and, on the other hand, a polycyclic dihydroxy compound.
- FIGS. 6 to 8 of WO-A-03/101972 it is possible to functionalize amino-biological molecules such as erythromicne (see FIG. 6), as well as molecules comprising nuclei. polyazides or polyalkyls (see Figures 7 and 8).
- WO-A-03/101972 does not disclose hybrid compounds comprising cycloaddition linked entities "" click chemistry "to different polyol entities or POS entities, polyalkylene glycol, polyamide, polyester, alkyl, alkenyl, alkynyl, aryl and their combinations, nor to mineral materials such as silica.
- the application WO-A-2005/118625 describes other applications of the 1,3-dipolar cycladdition click chemistry aiming to produce hybrid systems comprising an entity A corresponding to a carbohydrate linked by a 5-membered cyclic ring. 1-2-3 triazole at an entity B consisting of an amino acid or an amino acid analogue or at a C entity representing a polypeptide or polypeptide analogue.
- entity B consisting of an amino acid or an amino acid analogue or at a C entity representing a polypeptide or polypeptide analogue.
- carbohydrate designates both mono and polysaccharides, in which the hydroxyl groups are optionally substituted with hydrogen, an amino group, thiol or groups of hetero atoms.
- the 1,3-dipolar cycloaddition is carried out by protecting the hydroxyl groups of the saccharide with an acetyl group and the amino group of the amino acid with a Boc group, and by using a copper catalyst and diisopropylethylamine in a tetrahydrofuran solvent medium. .
- the pseudo-glycoamino acids and glycopeptides obtained can be used for the treatment of bacterial infections. It should be noted that in the AB or AC systems according to WO-A-2005/118625, the substitution by B or C of the "carbohydrate" entity A is carried out exclusively on the anomeric carbon of A.
- One of the essential objectives of the present invention is to provide other hybrid compounds obtained by "click chemistry”.
- Another essential objective of the invention is to provide novel hybrid compounds based on the polyol entity (s) connected (s) by at least one triazole or pentacyclic tetrazole to at least one A entity, these hybrid compounds being capable of to be exploited in many applications as industrial (emulsifiers) as biological.
- Another essential objective of the invention is to provide hybrid compounds comprising one or more Po (polymer) -polyols, for example polysaccharide, entities linked by triazole or tetrazole pentacyclic patellae obtained by "click chemistry" to at least one A entity.
- Another essential objective of the invention is to provide hybrid polysaccharide / POS compounds linked by at least one patella resulting from a 1,3-dipolar cycloaddition of an azido or nitrile derivative on an alkyne derivative, with a copper catalysis. by "click chemistry”.
- Another essential object of the invention is to provide hybrid compounds comprising one or more Po (polymer) -polyols, for example polysaccharide, entities, these compounds being capable of being prepared without heavy steps of protection / deprotection of the reagents, in particular saccharides.
- Po polymer
- polyols for example polysaccharide
- Another essential objective of the invention is to provide a simple process for the preparation of hybrid compounds comprising one or more Po (polymer) -polyols, for example polysaccharide, entities, in particular without heavy steps of protection / deprotection of the reagents, in particular saccharides.
- Another essential object of the invention is to provide cosmetic compositions, shampoo compositions, cleaning compositions, comprising hybrid compounds as defined in the objectives above.
- Po-Ro-A comprising at least one polyol entity (Po) and in which at least one of the Po atoms is substituted by at least one set of following general formula (I):
- Ro is a ball of formula (IL1) or (II.2) below:
- the polyol entity Po is selected from polymeric synthetic non-saccharide polyols, or from saccharides (hydrogenated or otherwise) comprising at least two, preferably at least three, monosaccharide units,
- - A is a mineral or organic entity, optionally a polymer; and in case of presence of a plurality of A-entities per molecule of hybrid compound; said A-entities are identical to or different from one another, the organic entity A being chosen from a compound selected from the group consisting of:
- alkyls alkenyls, alkynyls, aryls and combinations thereof - and combinations thereof.
- hybrid refers to structures Po-Ro-- A homogeneous (Po is identical to A) or heterogeneous (Po is different from A).
- Z represents a carbon atom, it is also bonded to a hydrogen atom not usually represented, so as to satisfy the valence of said carbon.
- at least one of the hydroxyl functions of the polyol entity (Po) is substituted by at least one set of the following general formula (I): """" Ro A as defined above.
- the hybrid compound according to the invention is characterized in that the Ro ball or at least one of the ball joints Ro is connected to the entity Po and / or to the entity A by a -L- divalent link.
- L is a spacing pattern.
- L may for example be a hydrocarbon unit or an atom such as O or S.
- the term "hydro (geno) carbon unit” designates a unit comprising, for example, at least one carbon atom and / or or at least one hydrogen. This includes the bonds "ester", “amide”, “imine” ...
- the hybrid compound according to the invention is characterized in that none of the rollers Ro is connected to the entity Po by a link -L- divalent and in that said compound hybrid comprises at least one entity A free of amino acid (s) and / or peptide (s) and / or their analogue (s) and / or derivative (s).
- the present invention also provides a novel process for obtaining the abovementioned hybrid compounds.
- the synthon Po-X is reacted with the synthon AY according to a cycloaddition mechanism, so as to obtain a hybrid compound Po-Ro-A comprising at least one polyol (Po) entity in which at least one of the hydroxyl functions of Po is substituted by at least one set of the following general formula (T) - with Ro and A as defined above;
- reaction medium is separated so as to recover it.
- Such a method is particularly advantageous because of its simplicity, its economy, its eco-compatibility and the multiplicity (variety) of the products that it makes it possible to obtain.
- Po-X synthons and AY synthons it is possible to implement, in place of or in addition to the Po-X synthons and AY synthons, mixed Po-XY synthons each comprising at least one reactive unit X and at least one less Y reactive unit and A-XY mixed synthons each comprising at least one reactive unit X and at least one Y reactant motif, such that these Po-XY and A-XY synthons are able to react together or on themselves .
- the invention also relates to: - Po-X synthons comprising at least one reactive unit X having at least one reactive end of formula (
- AX synthons comprising a reactive unit X having at least one reactive unit X having at least one reactive end of formula (VII.1.3):
- the invention finally relates to the uses of these hybrid compounds and the compositions comprising them.
- the Ro bonded joint of formula (IL1) or Ql.2) is at the heart of the hybrid compounds according to the invention.
- the free valency bond of nitrogen in position 1 in formulas (II.1) and (II.2) connects Ro to Po and the free valence bond of carbon or atom.
- Z in position 4 or 5 in the formulas (II.1) and (II.2) connects the rotule Ro to A.
- the free valent bond of nitrogen in position 1 in formulas (II.1) and (II.2) connects Ro to A and the free bond of carbon or Z in position 4 or 5 in formulas (II.1) and (II.2) connects the Ro joint to Po.
- hybrid compounds according to the invention are not limited to compounds comprising a single Ro ball, but also cover hybrid compounds each comprising several Ro balloons, identical or different from each other.
- the latter can comprise in particular at least one of the links Li, L 2 , L 3 , L 4 , as defined above in the formulas (VIL 1.1). (VII.2.1). (VIL 1.3). (VII.2.4) synthons Po-X, Po-Y AY, AX. In other words, L is a spacing pattern.
- the simplified general formulas of the corresponding hybrid compounds may be, inter alia, those belonging to the group comprising: Po - Li - Ro - L 2 - Po; Po - Li - Ro - L 4 - Po; Po - L 2 - Ro - L 3 - A; A - L 3 - Ro - L 4 - A; L 1 , L 2 , L 3 , L 4 are spacing patterns and are the same or different from each other, whether taken singly or together.
- A is an inorganic or organic entity, optionally a polymer; and in case of presence of a plurality of A-entities per molecule of hybrid compound; said A-entities are identical to or different from one another, the organic entity A being chosen from a compound selected from the group consisting of: synthetic polymers, their copolymers or monomeric units making it possible to obtain them
- alkyls alkenyls, alkynyls, aryls and combinations thereof
- the synthetic polymers of the entity A can be synthetic polymers of average molar mass greater than 1000 g / mol, preferably greater than 10000 g / mol.
- A is chosen from a compound chosen from the group comprising: "synthetic polymeric non-saccharidic polyols, their copolymers or the monomer units making it possible to obtain them (some of them are detailed below for the Po entity) ;
- Polyorganosiloxanes their copolymers or monomeric units making it possible to obtain them;
- Polyalkylene glycols (or alternatively alkylene polyoxides), preferably polyethylene glycols (or ethylene polyoxides) and / or polypropylenes glycols (or propylene polyoxides), and / or polytetraethylene glycols, and / or their copolymers or co-oligomers, especially statisic or block copolymers or co-oligomers or polypropylene glycols and polypropylene glycols (or alternatively random or block ethylene and propylene polyoxides), these polyalkylene glycols being optionally functionalized with or on other groups, for example by or on amino groups (Jeffamines), and / or being optionally terminated on at least one end by a hydroxyl group or by an alkyl group, for example a C1-C30 alkyl;
- polyesters their copolymers or the monomeric units making it possible to obtain them
- Polybutadienes their copolymers or monomeric units making it possible to obtain them
- alkyls alkenyls, alkynyls, aryls and combinations thereof;
- this entity A may comprise polymers or copolymers chosen from the group as mentioned above, or even linear or branched, optionally crosslinked chains.
- the molar mass of this entity A is greater than or equal to 100, preferably greater than or equal to 100, and even more preferably between 100 and 50,000.
- the entity A comprises at least one POS carrying siloxy units M, D, T and / or Q, preferably at least one POS carrying siloxy units M and D, optionally T and / or or Q, and even more preferably at least one POS of type M (D) dM, M (D) d (T) t M, MQ, with d, t rational numbers greater than or equal to 0.
- d is for example understood between 1 and 1,000,000, preferably from 1 to 10,000, and t is for example between 0 and 50, preferably between 0 and 20.
- these POS are, for example linear ⁇ -functional polysiloxanes functional or functionalized in the chain. These POS can also be more or less branched structures. In practice, these POS are, for example, carriers of glycidyl ether function (s) and / or hydrogen.
- the hybrid compound Po-Ro-POS corresponds to at least one of the following formulas:
- R 2 which is identical or different, is a hydrogenocarbon group, preferably a methyl group,
- R 3 is a group of formula -Ro-Po in which Ro and Po are as defined above, - R 1 , identical or different, is a group R 2 or R 3 ,
- R is a divalent group comprising an oxygen atom, preferably a group -O-,
- n 1
- - n is an average number greater than or equal to 0
- - k and 1 are average numbers greater than or equal to 0
- o and p are average numbers greater than or equal to 0.
- m + n is between 0 and 1000000, preferably between 0 and 10000, the ratio between m and n being between 1/1 and 1/100, preferably between 1/20 and 1/50, or
- - m + n + o + p is between 0 and 1000, preferably between 0 and 300, the ratio between n + o and m + p being between 1/1 and 1/100, preferably between 1/20 and 1/50.
- the entity A can also include polyalkylene glycol type residues optionally having at least one alkyl ether terminator, for example methyl ether.
- polyalkylene glycols examples include polyoxyethylene glycols, polyoxyethylene glycols monoalkyl (e.g., methyl) ether, polyoxypropylene glycols, polyoxypropylene glycols monoalkyl (e.g., methyl) ether, polyoxytetraethylene glycols ...
- the polyamides may be constituent elements of the entity A.
- Examples of polyamides that may be mentioned include polyamides 6-6, polyamides 6, polyamides 6 monoamine, polyamines 6-10, polyamides 12-12.
- the polyesters may be constituent elements of the entity A.
- polyesters that may be mentioned include poly ⁇ -caprolactone, polylactic acid, polyadipate of ethylene glycol, polyhydroxyalkanoate, etc.
- Polystyrenes may be constituent elements of entity A.
- Examples of polystyrenes include hydroxytelechelic or mono-functional polystyrene ...
- Polybutadienes may be constituent elements of entity A.
- Examples of polybutadienes include hydroxytelechelic polybutadiene ...
- the amino acids and peptides may be constituent elements of the entity A.
- the term "peptides” designates, inter alia, oligopeptides and polypeptides, or even proteins.
- the derivatives (or analogs) of amino acids (natural or synthetic) and peptides are also covered by the invention as entity A.
- All (co) polymers capable of forming part of the entity A of the hybrid compound Po-Ro-A may be homopolymers, linear or branched or crosslinked, or else linear or branched, optionally crosslinked, block or random block copolymers. .
- the AX or AY synthon used to prepare the hybrid compound comprises a finished (co) polymer or an unfinished monomeric, oligomeric or polymer unit, intended to grow to form a polymer. finished after reaction with Po-Y or Po-X.
- alkyl, alkenyl or alkynyl chains that may be included in the A-entity comprise, for example, from 2 to 50 carbon atoms, preferably from 4 to 40, and more preferably from 4 to 30 carbon atoms.
- Silica is an example of a mineral that could enter into the constitution of entity A.
- polyol entity Po it is selected from polymeric synthetic nonsaccharide polyols, and / or from saccharides (hydrogenated or not) comprising at least two, preferably at least three monosaccharide units.
- the synthetic polymeric non-saccharide polyols may in particular have an average molecular weight of greater than 1000 g / mol, preferably greater than 10000 g / mol.
- the latter are, for example polyvinyl alcohols (partially hydrolysed or otherwise), polyhydroxyaldehydes H- [CHOH] n -CHO and / or polyhydroxyketones H- [CHOH] n -CO- [CHOH] m -H preferably comprising minus 3, more preferably at least 4 carbon atoms.
- the polymeric synthetic nonsaccharide polyols preferably have at least 3 hydroxyl units, more preferably at least 4, and even more preferably at least 10. They preferably have at least 3 repeating units, more preferably at least 4, and more preferably still at least minus 10. Note that they can be entities A.
- saccharides also known as “carbohydrates”
- saccharides include, it will be understood, monosaccharides, disaccharides, oligosaccharides and polysaccharides as well as all saccharide derivatives Saccharides, their structures and formulas, are known to those skilled in the art. It is known in particular that the saccharides have a non-reducing end and a reducing end. The latter implies the presence of an "anomeric hydroxyl” and is on the right according to the writing convention. It is also known that saccharides have OH groups.
- the carbon of the saccharide more preferably contained in the (the) bond (s) with the (the) ball (s) Ro is the "anomeric” carbon. This does not exclude that all or part of the other saccharide carbons can be connected to a Ro ball. This is all the more possible as the groups carried by the "non-anomeric" carbons do not require protection during the synthesis of the hybrid compound.
- Monosaccharides are molecules comprising a single saccharide unit (for example C5: pentose or C6: hexose), without glycosidic connection between several units of this type.
- Monosaccharides include, among others, aldoses, dialdoses, aldoketoses, ketoses, dicetoses, as well as deoxysaccharides, amino saccharides and their derivatives resulting from precursors comprising at least one carbonyl group.
- saccharides D-glucose, fructose, sorbose, mannose, galactose, talose, allose, gulose, idose, glucosamine, mannosamine, galactosamine, glucuronic acid, rhamnose, arabinose, galacturonic acid, fucose, xylose, lyxose, ribose.
- di-saccharides maltose, gentiobiose, lactose, cellobiose, isomaltose, melibiose, laminaribiose, chitobiose, xylobiose, mannobiose, sophorose, palatinose oligo-saccharides : maltotriose, isomaltotriose, maltotetraose, maltopentaose, xyloglucan, maltoheptaose, mannotriose, manninotriose, chitotriose, generally di- or oligosaccharides having, for example, ⁇ -1-4, ⁇ -1-4 or ⁇ - l-6 ....
- the polysaccharides according to the invention may be linear or branched and may comprise, for example, more than 20 monosaccharide residues or preferably more than 30 monosaccharide residues or even more particularly between 25 and 100 monosaccharide residues. These may be the same or different from each other.
- the polysaccharides according to the invention may contain linear units mono-, di-, tri-, tetra-, penta-, hexa-, hepta-, octa-, nona- or decasaccharides, preferably mono-, di-, tri- or tetrasaccharides.
- the polysaccharides may comprise at least two, at at least three, at least four, at least ten, or significantly more in the case of polysaccharide polymers, of these linear units.
- the polysaccharides according to the invention may comprise recurring saccharide units of the N-acetyl-lactosamine type or acetylated saccharide units.
- polysaccharides are: starch (preferably having at least 5 DE equivalent) and derivatives thereof such as maltodextrins, cyclodextrins and glucose syrups. pectin; - cellulose and its derivatives; galactomannans, for example guar or carob polymers and their derivatives,
- the guar or carob macro-molecule is constituted by a linear main chain constructed from monomeric ⁇ -D-mannose sugars linked together by (1-4) bonds, and ⁇ -D-galactose side units linked to ⁇ -D-mannoses by bonds (1-6).
- Natural guar is extracted from the albumen of certain plant seeds, eg Cyamopsis Tetragonalobus.]; chitin and chitosan bacterial polysaccharides hyaluronic acid
- the entity Po is different from a maltodextrin.
- the entity Po is different from a cyclodextrin. According to another particular embodiment, the entity Po is different from a glucose syrup.
- the Po entity is different from a maltodextrin and a cyclodextrin and / or a glucose syrup.
- the starch or cellulosic polysaccharides likely to form part of the polyol entity Po are preferably of natural origin, but could also be obtained synthetically.
- saccharide derivatives mention may be made in particular of: • those obtained by reduction of the carbonyl group (alditol), Those obtained by oxidation of one or more terminal groups or not so as to transform them for example into carboxylic acid groups or into carboxyalkyl groups (eg carboxymethyl),
- Those obtained by grafting one or more groups for example carboxylic acid groups, carboxyalkyl (e.g., carboxymethyl) groups, hydroxyalkyl (e.g., hydroxyethyl) groups or else alkyl (e.g., methyl) groups;
- carboxylic acid groups for example carboxylic acid groups, carboxyalkyl (e.g., carboxymethyl) groups, hydroxyalkyl (e.g., hydroxyethyl) groups or else alkyl (e.g., methyl) groups;
- Glycosides namely compounds comprising at least one saccharide and at least one aglycone (non-saccharide compound), the saccharide (s), on the one hand, and the non-saccharide component (s); saccharide (s), on the other hand, being connected to each other (or to each other) by hydrolyzable bonds
- Galactomannan derivatives in particular derivatives of guar polymers or of carob polymers, obtained by hydrolysis of guar or carob, and possibly by chemical modification (derivatization).
- Derivatisation can be used to chemically modify saccharide derivatives other than those mentioned above.
- One of the major advantages of the invention is to propose hybrid compounds whose synthesis does not require protection of sensitive groups, in particular those carried by the saccharides of the Po or A entity.
- the invention relates to a process for obtaining hybrid compounds and especially those according to the invention, as described above.
- This method of obtaining is that defined above. It comprises the four steps (i), (ii), (iii) and optionally (iv), which are detailed below by way of nonlimiting illustration. Steps (i) and (ii): The synthons implemented
- Po comprises at least one saccharide with: ⁇ Li comprising at least one amino group (e.g., terminal) having reacted with the anomeric carbon of Po,
- halogeno group for example bromo
- Po contains at least one residue (e.g. saccharide) functionalized with at least one functionalising group belonging to the group comprising the carboxylic, carboxylate, anhydride, thiol, isocyanate and epoxide with:
- ⁇ Li comprising at least one amino group (for example terminal) having reacted with the group (s) of functionalization of Po, ⁇ and / or Li from a precursor comprising at least one halo group (for example bromo) having reacted with the functionalization group (s) of the Po;
- this Po-X synthon can be characterized in that Po is a polymer comprising, for example, at least two, preferably at least 3, and more preferably still at least 10 monomer units.
- the preparation of the synthon Po-X can advantageously comprise the following essential sub-steps: a-reaction of the hydroxyl carried by the anomeric carbon of Po, since this is saccharide and / or of the group (s) functionalizing Po with an excess of at least one precursor of the Li link carrying a reactive end (preferably at least one amine function - possibly terminal - b - elimination of the precursor;
- Li corresponds to -NH- (CH 2) q> 1, with a precursor corresponding to:
- A comprises at least one saccharide with: ⁇ L 3 comprising at least one amino group (for example terminal) having reacted with the OH borne by the anomeric carbon of A,
- ⁇ and / or L 3 from a precursor comprising at least one halogeno group (for example bromo) reacted with the OHs of the Po;
- halogeno group for example bromo
- A comprises at least one residue (for example saccharide) functionalized by at least one functionalization group belonging to the group comprising carboxylic, carboxylate, anhydride, thiol, isocyanate and epoxide functionalization groups, with:
- ⁇ L 3 comprising at least one amino group (for example terminal) having reacted with the group (s) of functionalization of A, ⁇ and / or L 3 from a precursor comprising at least one halogeno group (for example bromo ) reacted with the functionalization group (s) of A;
- A comprises at least one residue (for example POS) functionalized by at least one functionalization group belonging to the group comprising hydrogen and the units bearing at least one ethylenic unsaturation, with L 3 comprising at least one at least one group (for example terminal) bearing at least one ethylenic unsaturation having reacted with the functionalization group (s) of A;
- this A-X synthon can be characterized in that this polyol is a polymer comprising, for example, at least two, preferably at least 3, and more preferably still at least 10 monomer units.
- the preparation of the synthon AX may advantageously comprise the following essential substeps: a-reaction of the hydroxyl borne by the anomeric carbon and / or of the functionalization group (s) of A with an excess of at least a precursor of the link L 3 carrying a reactive end (preferably at least one function amine-optionally terminal-and / or at least one halo group) capable of reacting with A; b- elimination of the precursor.
- L 3 corresponds to -NH- (CH 2) q> 1, with a precursor corresponding to:
- the precursor of the link L 3 could be in particular: acrylonitrile, propargyl alcohol or triethylene glycol monopropargyl.
- A comprises a POS
- the preparation of A-X can be carried out as described in Polymer 44 (2003) 6449-6455 Telechelic polydimethylsiloxane with terminal acetylenic groups prepared by phase transfer catalysis.
- Po comprises at least one saccharide with: -> L 2 comprising at least one amino group (e.g., terminal) having reacted with the anomeric carbon of Po -> and / or L 2 derived from a precursor comprising at least one halogeno group (for example bromo) having reacted with the anomeric OH or OH of the Po;
- -> L 2 comprising at least one amino group (e.g., terminal) having reacted with the anomeric carbon of Po -> and / or L 2 derived from a precursor comprising at least one halogeno group (for example bromo) having reacted with the anomeric OH or OH of the Po;
- Po contains at least one residue (e.g. saccharide) functionalized with at least one functionalising group belonging to the group comprising the carboxylic, carboxylate, anhydride, thiol, isocyanate and epoxide with:
- ⁇ and / or L 2 from a precursor comprising at least one halogeno group (for example bromo) having reacted with the group (s) functionalization of Po; 3. according to a 3rd possibility, the first two possibilities are combined.
- halogeno group for example bromo
- this Po-Y synthon can be characterized in that Po is a polymer comprising, for example, at least two, preferably at least 3, and more preferably still at least 10 monomer units.
- the preparation of the Po-Y synthon may advantageously comprise the following essential substeps: a-reaction of the hydroxyl borne by the anomeric carbon and / or the functionalization group (s) of Po with an excess of at least one precursor of the link
- L 2 carrying a reactive end (preferably at least one amine function - optionally terminal and / or at least one hydroxyl function and / or at least one halo group) capable of reacting with Po; b- elimination of the precursor;
- the precursor of the L 2 link could be:
- A comprises at least one saccharide with:
- -> L 4 comprising at least one amino group (for example terminal) having reacted with the OH borne by the anomeric carbon of A, -> and / or L 4 from a precursor comprising at least one halogeno group (for example bromo ) reacted with the OH of A;
- A comprises at least one residue (for example POS) functionalized by at least one functionalization group belonging to the group comprising carboxylic, carboxylate, anhydride, thiol, isocyanate and epoxide functionalization groups, with:
- -> and / or L 4 is derived from the NaN 3 precursor reacted with the functionalization group (s) of A epoxide type; And / or L4 comprising at least one halogeno group (for example bromo) having reacted with the functionalization group (s) of A;
- halogeno group for example bromo
- A comprises at least one residue (for example POS) functionalized with at least one functionalization group belonging to the group comprising hydrogen and the units carrying at least one ethylenic unsaturation, with L4 comprising at least one group (for example terminal) bearing at least one ethylenic unsaturation having reacted with the functionalization group (s) of A; 4.
- the first three possibilities are combined.
- this A-Y synthon may be characterized in that A is a polymer comprising, for example, at least two, preferably at least 3, and more preferably still at least 10 monomer units.
- the preparation of the AY synthon may advantageously comprise the following essential substeps: a- reaction of anomeric hydroxyl (s) and / or of the functionalization group (s) of A with an excess at least one precursor of the link L 4, which may or may not carry a reactive end (preferably at least one amine functional group - possibly terminal - and / or at least one halo group) and capable of reacting with A; b- elimination of the precursor.
- A-Y is obtained from an entity A carrying epoxide functionalization groups which is reacted with the precursor
- the precursor of the link L4 could for example be in particular: acrylonitrile, propargyl alcohol or triethylene glycol monopropargyl.
- A comprises a POS
- the preparation of A-X can be carried out as described in Polymer 44 (2003) 6449-6455 Telechelic polydimethylsiloxane with terminal acetylenic groups prepared by phase transfer catalysis.
- the mechanism of cycloaddition [step (Ui)] at the heart of the process according to the invention is a 1,3-dipolar cycloaddition mechanism of a Po-X or AY synthon with reactive units VII.2 azido and an AY synthon or Po-X reactive units VIL1 acetylenic or nitrile ("chemistry") catalyzed copper I, preferably in aqueous medium, hydroorganic or organic.
- This mechanism is particularly attractive because of its simplicity, its non-dangerous nature for operators and the environment, its low cost, among others.
- Po-X synthons and AY synthons it is possible to implement, in place of or in addition to the Po-X synthons and AY synthons, mixed Po-XY synthons each comprising at least one reactive unit X and at least one minus one reactive unit Y and mixed synthons A-XY each comprising at least one reactive unit X and at least one unit a reagent Y, so that these synthons Po-XY and A-XY are able to react together.
- the expression "of the order” means that the values concerned are given with an uncertainty, for example of plus or minus 10%.
- the cycloaddition step (iii) to be carried out in an aqueous, hydroalcoholic or organic medium capable of solubilizing and / or swelling the Po-X synthon and / or the AY synthon, with the aid of at least one metal catalyst in the ionized form, preferably Cu ++ in the presence of at least one reducing agent of Cu ++ + Cu, in situ, said reducing agent being preferably selected from the group consisting of: ascorbate, quinone , hydroquinone, vitamin K1, glutathione, cysteine, Fe 2+ , Co 2+ , applied electrical potential, metal of the group comprising Cu, Al, Be, Co, Cr, Fe, Mg, Mn, Ni, and Zn, and mixtures thereof .
- the metal catalyst in ionized form preferably Cu ++
- Cu is advantageously in the form of salt (s) (ideally sulphate) more preferably still including at least one activator comprising for example at least one acid salt (s) organic (ideally ascorbic acid) and at least one alkali metal (ideally Na).
- the CuSO 4 / sodium ascorbate system is for example quite suitable.
- the cycloaddition step (iii) is preferably carried out in a reaction medium whose temperature is between 20 and 100 ° C., preferably between 50 and 100 ° C. 80 0 C, for 0.1 to 20 hours, preferably for 0.5 to 15 hours, and more preferably for 1 to 8 hours.
- the heating of the reaction medium is carried out by any appropriate means. Microwave irradiation may constitute, e.g., an interesting heating modality.
- the reaction medium of the cycloaddition step (iii) is an aqueous, hydroorganic or organic medium preferably comprising at least one solvent chosen from:
- aprotic polar solvents preferably DiMethylFormamide (DMF), DiMethylAcetamide (DMAc), tetrahydrofuran (THF), acetone, methyl ethyl ketone, butanone;
- protic polar solvents preferably methanol, isopropyl alcohol (IPA), t-butanol (t-BuOH),
- apolar solvents preferably toluene, hexane, xylene,
- At least one chromatography preferably at least one chromatography on silica gel, using an eluent containing a mixture of a first polar solvent and at least one second less polar solvent, for example the mixture acetonitrile and water. ⁇ and / or at least one evaporation to dry the product.
- the present invention relates to the Po-X, Po-Y, A-X, AY, Po-XY and A-XY synthons according to the invention, taken as such and defined above in the scope of the description of the process according to the invention.
- the present invention also relates to the use of a hybrid compound as described above as such or as a product obtained by the process also defined above, as an ingredient in compositions chosen from the group comprising: -> detergent / surfactant compositions
- compositions also constitute another subject of the invention.
- these compositions may be an emulsion, preferably an oil-in-water emulsion comprising a hybrid compound according to the invention.
- the hybrid compounds according to the invention can in particular be presented in the form of oils. They can also be presented in dispersed or solubilized form in a vector, for example at a concentration of 10 to 90% by weight.
- the vector may advantageously be a solvent for the polymer, for example an optionally volatile silicone compound, for example a linear or cyclic polydimethylorganosiloxane such as cyclopentasiloxane, disiloxane, linear dimethicones, or a trimethylsiloxyphenyl dimeticone, or a mixture.
- the hybrid compounds according to the invention may in particular be used as an emulsifier or co-emulsifier for preparing or stabilizing emulsions. They may for example be used in emulsions of which one phase is a silicone oil. Presented as solutions in a polyorganosiloxane, for example in cyclopentasiloxane, they can be used as an emulsifier for water-in-oil or oil-in-silicone emulsions. They can also be used to compatibilize several compounds within a formulation. They can also be used as an agent for assisting the deposit of another compound, or as triggering the deposit of another compound. They can also be used as dispersing or co-dispersing agents to prepare or stabilize dispersions of particles, for example pigments.
- the hybrid compounds according to the invention have the advantages in these applications of being slightly irritating, partially biodegradable or bioabsorbable, of providing a pleasant touch, and / or of providing an advantageous spreading.
- the hybrid compounds exemplified hereinafter are oligoorganosiloxanes or polyorganosiloxanes, more specifically polyimethylsiloxanes (PDMS) with trimethylsilyl ends (MD 1 OM) modified with oligosaccharide groups (see structures A, B, C) as well as modified oligosaccharides by an alkyl chain (see structure D) according to a "click chemistry" mechanism.
- PDMS polyimethylsiloxanes
- MD 1 OM trimethylsilyl ends
- the solid is N-acetylated selectively by adding 30OmL of a solution of MeOH and Ac 2 O (5: 1 v / v). The solution is kept under magnetic stirring overnight at room temperature. The solution became completely homogeneous. After evaporation to dryness and co-evaporation with MeOH / toluene (1: 1 v / v), then lyophilization, compound 2 is obtained as a white solid (15.2 g, 36 mmol, 83%).
- Trisiloxane 9 (12 g, 35.7 mmol) is diluted in 60 ml of isopropyl alcohol (IPA) and is then added equiv. of sodium azide (11.5 g, 178.5 mmol), 40 ml of distilled water and 20 ml of glacial acetic acid to reach a pH of about 6.
- the reaction medium is stirred at 50 ° C. for 4 h.
- the reaction is monitored by TLC (9: 1 v / v Toluene / EtOAc).
- the average DP polyorganosiloxane equal to 10 11 (2 g, ⁇ 1.81 mmol) is diluted in 13 ml of isopropyl alcohol (IPA) and is then added equiv. of sodium azide (1.93 g, 9.07 mmol), 3.9 ml of distilled water and 3.3 ml of glacial acetic acid to reach a pH of about 6.
- the reaction medium is stirred at 50 ° C. for 7 hrs. .
- the reaction is monitored by 1 H NMR and stopped when the starting material is almost completely consumed.
- reaction medium is diluted with diethyl ether (30 mL) and extracted with water (10 mL). The organic phase is recovered, dried over Na 2 SO 4 , filtered and then evaporated to dryness to give compound 12 (1.95g, 89%) as a colorless oil and sufficiently pure to be used for the next reaction.
- the solution is brought to 50 ° C. in a sealed tube and stirred for 1 hour.
- the reaction is monitored by TLC (CH 3 CN / H 2 O - 7: 3 v / v).
- the medium is then diluted in MeOH (5 mL) and then evaporated to dryness in the presence of silica. The residue is deposited on a column of silica gel. After purification by rapid chromatography on silica gel (acetonitrile / water: 9-1 v / v), the compound is obtained in a yield of 89% (168 mg, 210 ⁇ mol) and in the form of a white powder after lyophilization.
- the solution is brought to 50 ° C. in an IL flask and stirred for 1 hr.
- the reaction is monitored by TLC (CH 3 CN / H 2 O - 7: 3 v / v).
- the medium is then diluted in MeOH (25 mL) and then evaporated to dryness in the presence of silica.
- the residue is deposited on a column of silica gel. After purification by rapid chromatography on silica gel (acetonitrile / water: 8-2 v / v), we find a contamination by copper (II) fractions presenting our compounds 16, 17 and 18, visualized by a bluish color.
- the solution is brought to 50 ° C. in a sealed tube and stirred for 1 hour.
- the reaction is monitored by TLC (CH 3 CN / H 2 O - 7: 3 v / v).
- the medium is then diluted in MeOH (25 mL) and then evaporated to dryness in the presence of silica. The residue is deposited on a column of silica gel. After purification by rapid chromatography on silica gel (acetonitrile / water: 8-2 v / v), the compounds 19, consisting of a multitude of combinations of condensation products and impossible to determine, are obtained with a mass yield of 81%. % (583mg) and in the form of a white powder after lyophilization.
- the solution is brought to 50 ° C. in a sealed tube and stirred for 1 hour.
- the reaction is monitored by TLC (CH 3 CN / H 2 O - 7: 3 v / v).
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Abstract
Description
Claims
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP07729152A EP2024382A2 (fr) | 2006-05-15 | 2007-05-15 | Composés hybrides à base de polyol(s) et à base d'au moins une autre entité moléculaire, polymères ou non, notamment de type polyorganosiloxane, son procédé de préparation et ses applications |
| JP2009510443A JP2009537484A (ja) | 2006-05-15 | 2007-05-15 | ポリオールと、少なくとも1種のポリマー性または非ポリマー性の他の分子部分、特にポリオルガノシロキサン型の分子部分をベースとするハイブリッド化合物、その製造方法、およびその用途 |
| US12/300,470 US20100048738A1 (en) | 2006-05-15 | 2007-05-15 | Hybrid compounds based on polyol(s) and at least one other molecular entity, polymeric or non-polymeric, in particular of the polyorganosiloxane type, process for the preparation thereof, and applications thereof |
| BRPI0711835-0A BRPI0711835A2 (pt) | 2006-05-15 | 2007-05-15 | compostos hìbridos à base de poliol(is) e à base de pelo menos uma outra entidade molecular, poliméricos ou não, notadamente do tipo poliorganosiloxana, processo de preparação dos mesmos e suas aplicações |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0651745A FR2900931A1 (fr) | 2006-05-15 | 2006-05-15 | Composes hybrides a base de silicones et a base d'au moins une autre entite moleculaire, polymere ou non, notamment de type polyol(s), leur procede de preparation et leurs applications |
| FR0651744 | 2006-05-15 | ||
| FR0651745 | 2006-05-15 | ||
| FR0651744A FR2900929B1 (fr) | 2006-05-15 | 2006-05-15 | Composes hybrides a base de polyol(s) et a base d'au moins une autre entite moleculaire, polymeres ou non, notamment de type polyorganosiloxane, son procede de preparation et ses apllications |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| WO2007132005A2 true WO2007132005A2 (fr) | 2007-11-22 |
| WO2007132005A3 WO2007132005A3 (fr) | 2008-04-24 |
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Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2007/054691 Ceased WO2007132000A1 (fr) | 2006-05-15 | 2007-05-15 | Composes hybrides a base de silicones et a base d'au moins une autre entite moleculaire, polymere ou non, notamment de type polyol(s), leur procede de preparation et leurs applications |
| PCT/EP2007/054702 Ceased WO2007132005A2 (fr) | 2006-05-15 | 2007-05-15 | Composés hybrides à base de polyol(s) et à base d'au moins une autre entité moléculaire, polymères ou non, notamment de type polyorganosiloxane, son procédé de préparation et ses applications |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/EP2007/054691 Ceased WO2007132000A1 (fr) | 2006-05-15 | 2007-05-15 | Composes hybrides a base de silicones et a base d'au moins une autre entite moleculaire, polymere ou non, notamment de type polyol(s), leur procede de preparation et leurs applications |
Country Status (4)
| Country | Link |
|---|---|
| EP (2) | EP2024382A2 (fr) |
| JP (1) | JP2009537484A (fr) |
| BR (1) | BRPI0711835A2 (fr) |
| WO (2) | WO2007132000A1 (fr) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008040886A1 (de) | 2008-07-31 | 2010-02-04 | Wacker Chemie Ag | Durch Click-Reaktion vernetzbare mehrkomponentige Siliconzusammensetzungen |
| US8865857B2 (en) | 2010-07-01 | 2014-10-21 | Sofradim Production | Medical device with predefined activated cellular integration |
| CN104403129A (zh) * | 2014-11-07 | 2015-03-11 | 上海交通大学 | 双组份交联剂及其制备方法、用途 |
| US9247931B2 (en) | 2010-06-29 | 2016-02-02 | Covidien Lp | Microwave-powered reactor and method for in situ forming implants |
| US9510810B2 (en) | 2009-02-21 | 2016-12-06 | Sofradim Production | Medical devices incorporating functional adhesives |
| US9775928B2 (en) | 2013-06-18 | 2017-10-03 | Covidien Lp | Adhesive barbed filament |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20061726A1 (it) * | 2006-09-11 | 2008-03-12 | Fidia Farmaceutici | Derivati crosslinkati a base di acido ialuronico reticolato via click chemistry |
| FR2923828B1 (fr) * | 2007-11-16 | 2010-02-19 | Rhodia Operations | Composes hybrides a base de polyasaccharides(s) et d'au moins un polyoxyalkylene, leur procede de preparation et leurs applications |
| US20110077365A1 (en) * | 2008-12-29 | 2011-03-31 | Gilbert Yu | Preparation of organosilicon-containing triazoles |
| US8247614B2 (en) * | 2009-06-17 | 2012-08-21 | E I Du Pont De Nemours And Company | Copolycondensation polymerization of fluoropolymers |
| CN104226283B (zh) * | 2014-08-28 | 2017-03-29 | 华东理工大学 | 聚乙烯醇涂覆型色谱固定相及其制备方法与应用 |
| JP2016079242A (ja) * | 2014-10-14 | 2016-05-16 | ナガセケムテックス株式会社 | 自己組織化能を有する化合物、自己組織化パターン形成用材料、及び、自己組織化した薄膜の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3168544A (en) * | 1961-08-23 | 1965-02-02 | Union Carbide Corp | Preparation of cyanoalkylsilanes |
| US6340670B1 (en) * | 1998-11-24 | 2002-01-22 | American Home Products Corporation | Acetal benzylmaltosides as inhibitors of smooth muscle cell proliferation |
| DE10132942A1 (de) * | 2001-07-06 | 2003-01-23 | Degussa | Siloxan-Oligomere, Verfahren zu deren Herstellung und deren Verwendung |
| CN1394867A (zh) * | 2001-07-06 | 2003-02-05 | 中国科学院生态环境研究中心 | 可作药物的寡糖和其制备方法及含该寡糖的药物组合物 |
| AU2003240482B2 (en) * | 2002-05-30 | 2009-03-12 | The Scripps Research Institute | Copper-catalysed ligation of azides and acetylenes |
| FR2867480B1 (fr) * | 2004-03-10 | 2008-08-08 | Rhodia Chimie Sa | Polymere greffe comprenant un squelette polyorganosiloxane et des motifs glycoside |
| EP1602663A1 (fr) * | 2004-06-04 | 2005-12-07 | Chiralix B.V. | Glycopeptides et/ou glycoaminoacides liés par une liaison triazole |
-
2007
- 2007-05-15 EP EP07729152A patent/EP2024382A2/fr not_active Withdrawn
- 2007-05-15 BR BRPI0711835-0A patent/BRPI0711835A2/pt not_active Application Discontinuation
- 2007-05-15 JP JP2009510443A patent/JP2009537484A/ja active Pending
- 2007-05-15 WO PCT/EP2007/054691 patent/WO2007132000A1/fr not_active Ceased
- 2007-05-15 EP EP07729143A patent/EP2024422A1/fr not_active Withdrawn
- 2007-05-15 WO PCT/EP2007/054702 patent/WO2007132005A2/fr not_active Ceased
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102008040886A1 (de) | 2008-07-31 | 2010-02-04 | Wacker Chemie Ag | Durch Click-Reaktion vernetzbare mehrkomponentige Siliconzusammensetzungen |
| EP2151467A1 (fr) | 2008-07-31 | 2010-02-10 | Wacker Chemie AG | Composition silicone comprenant plusieurs composants et réticulable par "Click-Réaction" |
| JP2010037561A (ja) * | 2008-07-31 | 2010-02-18 | Wacker Chemie Ag | クリック反応によって架橋可能な多成分系シリコーン組成物 |
| US8071708B2 (en) | 2008-07-31 | 2011-12-06 | Wacker Chemie Ag | Click-reaction crosslinkable multicomponent silicone compositions |
| US9510810B2 (en) | 2009-02-21 | 2016-12-06 | Sofradim Production | Medical devices incorporating functional adhesives |
| US9247931B2 (en) | 2010-06-29 | 2016-02-02 | Covidien Lp | Microwave-powered reactor and method for in situ forming implants |
| US8865857B2 (en) | 2010-07-01 | 2014-10-21 | Sofradim Production | Medical device with predefined activated cellular integration |
| US9775928B2 (en) | 2013-06-18 | 2017-10-03 | Covidien Lp | Adhesive barbed filament |
| CN104403129A (zh) * | 2014-11-07 | 2015-03-11 | 上海交通大学 | 双组份交联剂及其制备方法、用途 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2024382A2 (fr) | 2009-02-18 |
| JP2009537484A (ja) | 2009-10-29 |
| BRPI0711835A2 (pt) | 2011-12-13 |
| EP2024422A1 (fr) | 2009-02-18 |
| WO2007132000A1 (fr) | 2007-11-22 |
| WO2007132005A3 (fr) | 2008-04-24 |
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