EP0946697A2 - Melanges d'alcoxylates a effet antimousse et desinfectant et leur utilisation dans des produits de nettoyage - Google Patents

Melanges d'alcoxylates a effet antimousse et desinfectant et leur utilisation dans des produits de nettoyage

Info

Publication number
EP0946697A2
EP0946697A2 EP97954395A EP97954395A EP0946697A2 EP 0946697 A2 EP0946697 A2 EP 0946697A2 EP 97954395 A EP97954395 A EP 97954395A EP 97954395 A EP97954395 A EP 97954395A EP 0946697 A2 EP0946697 A2 EP 0946697A2
Authority
EP
European Patent Office
Prior art keywords
weight
radical
formula
fatty alcohol
alkyl radical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP97954395A
Other languages
German (de)
English (en)
Other versions
EP0946697B1 (fr
Inventor
Norbert Schmitt
Manuela Hingerl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Clariant Produkte Deutschland GmbH
Original Assignee
Clariant GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Clariant GmbH filed Critical Clariant GmbH
Publication of EP0946697A2 publication Critical patent/EP0946697A2/fr
Application granted granted Critical
Publication of EP0946697B1 publication Critical patent/EP0946697B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/48—Medical, disinfecting agents, disinfecting, antibacterial, germicidal or antimicrobial compositions
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/825—Mixtures of compounds all of which are non-ionic
    • C11D1/8255—Mixtures of compounds all of which are non-ionic containing a combination of compounds differently alcoxylised or with differently alkylated chains
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/835—Mixtures of non-ionic with cationic compounds
    • C11D1/8355—Mixtures of non-ionic with cationic compounds containing a combination of non-ionic compounds differently alcoxylised or with different alkylated chains
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/0005—Other compounding ingredients characterised by their effect
    • C11D3/0026—Low foaming or foam regulating compositions
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/38—Cationic compounds
    • C11D1/40—Monoamines or polyamines; Salts thereof
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols
    • C11D1/721—End blocked ethers
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/722—Ethers of polyoxyalkylene glycols having mixed oxyalkylene groups; Polyalkoxylated fatty alcohols or polyalkoxylated alkylaryl alcohols with mixed oxyalkylele groups

Definitions

  • the invention relates to mixtures of alkoxylates with foam-suppressing and disinfectant action and their use in aqueous cleaning liquors for hard surfaces.
  • the cleaning of hard surfaces in commercial and industrial cleaning systems is generally carried out with an aqueous solution of alkali metal hydroxides, preferably sodium hydroxide solution (alkaline Cleaning liquor) or with aqueous acid solutions (acidic cleaning liquor).
  • alkali metal hydroxides preferably sodium hydroxide solution
  • acidic cleaning liquor aqueous acid solutions
  • nonionic surfactants as foam suppressants in alkaline or acidic aqueous base solutions for cleaning hard surfaces.
  • foam suppressants are in particular adducts of ethylene oxide and / or propylene oxide with amines, fatty alcohols or alkylphenols, Polyglycol ether formals or acetals or block copolymers of ethylene and propylene oxide.
  • R is an alkyl radical or alkenyl radical having 6 to 22 carbon atoms, preferably 8 to 18 carbon atoms, x is a number from 1 to 10, preferably 2 to 7, and y is a number from 1 to 10, preferably 2 to 7 ,
  • A2 Fatty alcohol ethoxylate mixed formulas of the general formula II
  • R 1 is an alkyl radical or alkenyl radical with 6 to 22 C atoms, preferably 8 to 18 C atoms
  • z is a number from 1 to 10, preferably 2 to 7
  • R 2 is an alkyl radical with 1 to 4 C atoms
  • R 3 is an alkyl radical or alkenyl radical having 6 to 22 carbon atoms, preferably 8 to 18 carbon atoms, a a number from 2 to 20, preferably 4 to 15, b a number from 0 to 10, preferably 0 to 5, and R 4 is an alkyl radical with 1 to 5 carbon atoms,
  • R 5 is an alkyl radical or alkenyl radical with 6 to 22 C atoms, preferably 8 to 18 C atoms
  • n is an integer from 2 to 6, preferably 3
  • R 6 H an alkyl radical or alkenyl radical with 6 to 22 C -Atoms, preferably 8 to 18 carbon atoms, or a radical - (CH 2 ) m -NH 2 , in which m is an integer from 2 to 6, preferably 3.
  • AI 10 to 60 wt .-%, preferably 20 to 40 wt .-%, of at least one
  • the alkyl and aikenyl radicals can be straight or branched, with preference being given to this.
  • the aikenyl radicals preferably have 1 to 3 double bonds.
  • the numbers given for x, y, z, a and b are statistical averages (average values), which means that these indices can each be an integer or a fractional number.
  • the propylene oxide units can be of the type -CH 2 -CH (CH 3 ) 0- or -CH (CH 3 ) -CH 2 O-, the former being preferred.
  • alkyl and aikenyl radicals are n-hexyl, n-heptyl, n-octyl, 2-ethylhexyl, iso-nonyl, n-decyl, iso-decyl, n-dodecyl, stearyl, n-eikosyl, oleyl, cocoalkyl and tallow alkyl as well as alkyl or alkenyl mixtures, for example a mixture of C 12 alkyl to C 14 alkyl (C 12/14 ).
  • Components A1, A2 and A3 in the preferred mixture described can each be used alone or together, the mixing ratio being able to vary within wide limits.
  • R 5 is an alkyl radical or alkenyl radical having 6 to 22 C atoms, preferably 8 to 18 C atoms
  • R 6 is the radical mentioned - (CH 2 ) m -NH 2 , where m is n, that is, m and n are each an integer from 2 to 6, preferably 3.
  • the particularly preferred amines of the formula IV are therefore fatty alkyl dipropylenetriamines. All components to be used according to the invention are known from the publications mentioned at the outset and are commercially available.
  • the agents according to the invention are produced simply by mixing the components and, if appropriate, further expedient additives and additives together at a temperature of 15 to 50 ° C., preferably 20 to 30 ° C., and advantageously with stirring.
  • the mixtures according to the invention can be used in undiluted form, that is to say as such or, for example, in the form of aqueous concentrates for better meterability, if appropriate with the addition of an organic solvent.
  • the components described can also be added separately to the aqueous cleaning liquor.
  • the application concentration in the aqueous liquors is advantageously 0.05 to 10 g of the mixture according to the invention per liter of cleaning liquor, preferably 0.1 to 2 g per liter.
  • the application concentrations mentioned are non-critical statements, since the amount depends to a certain extent on the type of surfaces to be cleaned and on the type and extent of the contaminants.
  • surfactant mixtures can be added to the surfactant mixtures according to the invention.
  • dyes include dyes, fragrances, corrosion inhibitors and disinfectants.
  • the known builders which are optionally also complexing agents, should also be mentioned here. These include the condensed phosphates such as tripolyphosphates and pentasodium triphosphate, the complex-forming aminopolycarboxylic acids and their salts, for example the alkali salts of nitrilotriacetic acid and ethylenediaminetetraacetic acid, and the complex-forming hydroxycarboxylic acids and polymeric carboxylic acids such as citric acid, tartaric acid and the like.
  • condensed phosphates such as tripolyphosphates and pentasodium triphosphate
  • the complex-forming aminopolycarboxylic acids and their salts for example the alkali salts of nitrilotriacetic acid and ethylenediaminetetraacetic acid
  • Another class of complexing builders are polyphosphonic acid salts, such as the alkali salts of aminophosphonic acid.
  • builders such as silicates, for example sodium metasilicate, carbonates, bicarbonates, borates and citrates, can also be added.
  • the surfactant mixtures according to the invention can optionally be converted into powder form and used in this form.
  • the mixtures according to the invention are notable for a high disinfectant and foam-suppressing action. They have an extremely low tendency to foam and tendency to foam at low and at elevated temperatures (for example in the range from 15 to 80 ° C) and also with strong movement of the liquor and the presence of foam-promoting contaminants such as protein, milk, beer, lemonade, glue or other adhesives and the like.
  • the equally unexpectedly high germicidal property extends to all common microorganisms.
  • the mixtures according to the invention also have a high cleaning action and a high dirt absorption capacity, which allows long operating times without impairing the cleaning action. Their good wetting capacity and drainage behavior enable dirt to be removed quickly and thus a high throughput of items to be cleaned.
  • the cleaned goods are free of stains and streaks and show a high gloss (that is, no attack on the appearance) and no damage (that is, no impairment, for example, of mechanical stability).
  • the mixtures according to the invention are also resistant to alkali and acids and together with these for long periods stable in storage.
  • the surfactant mixtures according to the invention are generally suitable for cleaning liquors. They are particularly suitable for alkaline fleets for the mechanical cleaning of hard surfaces, for example for fleets in household dishwashers and in commercial cleaning systems. They are particularly suitable in the case of industrial cleaning systems for hard surfaces such as dishwashing and bottle washing systems, which work with aqueous alkaline liquors with high mechanical liquor movements in continuous operation, where the pH values can be> 10 or> 12 (highly alkaline liquors). Another example is the cleaning of bottles made of glass or polyethylene terephthalate (PET) in breweries and in bottling plants for non-alcoholic beverages.
  • PET polyethylene terephthalate
  • alkaline cleaning liquors consist essentially of 95 to 99% by weight of water and 1 to 5% by weight of sodium and / or potassium hydroxide.
  • the agent according to the invention is also suitable for aqueous acidic cleaning liquors which are known to consist essentially of 50 to 80% by weight of water and 20 to 50% by weight of preferably phosphoric acid or sulfuric acid.
  • A2 / 1 C 8/18 fatty alcohol + 2.5 EO-methyl mixed formal (i.e. R 2 in formula II is -
  • A3 / 2 C 12/16 fatty alcohol + 9 EO-butyl end-capped (i.e. R 4 in Formula III is -C 4 H 9 )
  • Component B is a compound having Component B:
  • compositions according to the invention are tested with regard to foam behavior, disinfectant action and stability of PET bottles.
  • test methods are given below:
  • DIN 53902 German industrial standard
  • 1.5 g of the formulation according to the invention are dissolved in 1 l of 1% sodium hydroxide solution, prepared from 10 g of NaOH microprills in 1 l of deionized water. 200 ml of this solution are added to the 1000 ml measuring cylinder and beaten 30 times with the perforated beating disc.
  • the resulting foam height in the measuring cylinder expressed in milliliters, represents the foam value of the mixture.
  • a microorganism suspension consisting of is used as the test solution Mold (Alternaria sp., Penicillium sp. And others) and yeast (Monilia nigra, Rhadotarula rubra and others), used with> 10 6 CFU / g.
  • An LT-CASO AGAR (CASO culture medium with lecithin and Twenn additive) is used for the test series.
  • 0.1 ml of the microorganism suspension is applied to the nutrient medium and 0.5 ml each of the formulations according to the invention are added.
  • 20 g of NaCH microprills are dissolved in 1 liter of completely deionized water.
  • this solution 50 g of this solution are each mixed with 0.1 g, 0.25 g and 0.5 g of the formulations according to the invention. 0.25 ml of microorganism suspension are added to the mixtures. After 0 minutes, 5 minutes and 10 minutes, 0.1 ml samples are taken and placed on the culture medium. The culture media treated in this way are incubated at room temperature for 5 days and the growth of the microorganisms on the culture media is assessed.
  • the bottle stability is carried out in a tempered, 4 liter glass vessel.
  • 120 g of NaOH microprills are dissolved in 4 l of fully salted water and 6 g of the formulation according to the invention are added.
  • This solution is heated to 60 ° C.
  • the PET bottles are immersed in this bath, which is pumped around by means of a peristaltic pump, for 15 minutes, then rinsed thoroughly with fresh water and pressurized with 5 bar of compressed air for 10 minutes. This cycle is repeated 25 times.
  • the PET bottles are then assessed for their visual appearance and crack formation in the base area (stress corrosion cracking).

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Detergent Compositions (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)

Abstract

Les mélanges selon l'invention comprennent essentiellement des éthoxylates-propoxylates d'alcools gras, des mélanges de formol-éthoxylates d'alcools gras et/ou des alcoxylates d'alcools gras à terminaisons fermées, comme l'un des composants principaux, et des alkylpolyamines grasses déterminées, comme autres composants principaux. Ces produits sont remarquables en ce qu'ils sont d'une efficacité élevée antimousse et germicide et sont utilisés principalement dans des bains aqueux pour le nettoyage à la machine de surfaces dures.
EP97954395A 1996-12-18 1997-12-12 Melanges d'alcoxylates a effet antimousse et desinfectant et leur utilisation dans des produits de nettoyage Expired - Lifetime EP0946697B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE19652680 1996-12-18
DE19652680A DE19652680A1 (de) 1996-12-18 1996-12-18 Mischungen von Alkoxylaten mit schaumdämpfender und desinfizierender Wirkung und deren Verwendung in Reinigungsmitteln
PCT/EP1997/006993 WO1998027188A2 (fr) 1996-12-18 1997-12-12 Melanges d'alcoxylates a effet antimousse et desinfectant et leur utilisation dans des produits de nettoyage

Publications (2)

Publication Number Publication Date
EP0946697A2 true EP0946697A2 (fr) 1999-10-06
EP0946697B1 EP0946697B1 (fr) 2002-10-30

Family

ID=7815131

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97954395A Expired - Lifetime EP0946697B1 (fr) 1996-12-18 1997-12-12 Melanges d'alcoxylates a effet antimousse et desinfectant et leur utilisation dans des produits de nettoyage

Country Status (8)

Country Link
US (1) US6001790A (fr)
EP (1) EP0946697B1 (fr)
AT (1) ATE226975T1 (fr)
AU (1) AU5856598A (fr)
DE (2) DE19652680A1 (fr)
DK (1) DK0946697T3 (fr)
HU (1) HUP0000595A3 (fr)
WO (1) WO1998027188A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10376901B2 (en) 2014-09-18 2019-08-13 Akzo Nobel Chemicals International B.V. Use of branched alcohols and alkoxylates thereof as secondary collectors

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US20030036484A1 (en) * 2001-08-14 2003-02-20 Jeff Kirsner Blends of esters with isomerized olefins and other hydrocarbons as base oils for invert emulsion oil muds
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AU2001226086B2 (en) 2000-12-29 2007-06-28 Emery Oleochemicals Gmbh Thinners for invert emulsions
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US6620770B1 (en) 2001-10-31 2003-09-16 Halliburton Energy Services, Inc. Additive for oil-based drilling fluids
US7008907B2 (en) * 2001-10-31 2006-03-07 Halliburton Energy Services, Inc. Additive for oil-based drilling fluids
US7271132B2 (en) * 2001-10-31 2007-09-18 Halliburton Energy Services, Inc. Metallic soaps of modified fatty acids and rosin acids and methods of making and using same
US7534746B2 (en) * 2001-10-31 2009-05-19 Halliburton Energy Services, Inc. Metallic soaps of modified tall oil acids
DE10228656A1 (de) * 2002-06-27 2004-01-22 Ecolab Gmbh & Co. Ohg Schaumdesinfektionsmittel
US20060019854A1 (en) * 2004-07-21 2006-01-26 Johnsondiversey. Inc. Paper mill cleaner with taed
BRPI0720328B1 (pt) * 2007-01-11 2018-06-12 Dow Global Technologies Inc. Composição tensoativa e detergente ou limpador.
GB2458189B (en) * 2008-03-13 2012-05-09 Amity Ltd Cleaning composition
US9381450B2 (en) 2008-12-18 2016-07-05 Akzo Nobel N.V. Defoamer composition comprising alkoxylated 2-propylheptanol
EP3099168B1 (fr) * 2014-01-30 2019-09-11 Basf Se Formels et acétals asymétriques comme adjuvants pour la protection des cultures
DE16854378T1 (de) * 2015-10-07 2019-01-31 Elementis Specialties, Inc. Netz- und antischaummittel
EP3542628A1 (fr) * 2018-03-22 2019-09-25 Chemische Fabrik Dr. Weigert GmbH & Co. KG Désinfectant et utilisation de n, n-bis(3-aminopropyl)alkylamine dans les désinfectants
WO2026004578A1 (fr) * 2024-06-25 2026-01-02 花王株式会社 Composition détergente pour machine à laver

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Publication number Priority date Publication date Assignee Title
US10376901B2 (en) 2014-09-18 2019-08-13 Akzo Nobel Chemicals International B.V. Use of branched alcohols and alkoxylates thereof as secondary collectors

Also Published As

Publication number Publication date
US6001790A (en) 1999-12-14
AU5856598A (en) 1998-07-15
DE19652680A1 (de) 1998-06-25
HUP0000595A2 (en) 2000-07-28
DE59708635D1 (de) 2002-12-05
ATE226975T1 (de) 2002-11-15
EP0946697B1 (fr) 2002-10-30
HUP0000595A3 (en) 2002-07-29
WO1998027188A2 (fr) 1998-06-25
DK0946697T3 (da) 2003-03-03
WO1998027188A3 (fr) 1998-08-06

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