WO2005021613A1 - Schaumregulierungsmittel auf einer basis von kationischen urethan-oligomeren - Google Patents
Schaumregulierungsmittel auf einer basis von kationischen urethan-oligomeren Download PDFInfo
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- WO2005021613A1 WO2005021613A1 PCT/EP2004/009574 EP2004009574W WO2005021613A1 WO 2005021613 A1 WO2005021613 A1 WO 2005021613A1 EP 2004009574 W EP2004009574 W EP 2004009574W WO 2005021613 A1 WO2005021613 A1 WO 2005021613A1
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- urethane
- cationic poly
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Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/02—Foam dispersion or prevention
- B01D19/04—Foam dispersion or prevention by addition of chemical substances
- B01D19/0404—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance
- B01D19/0413—Foam dispersion or prevention by addition of chemical substances characterised by the nature of the chemical substance compounds containing N-atoms
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/08—Processes
- C08G18/0804—Manufacture of polymers containing ionic or ionogenic groups
- C08G18/0809—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
- C08G18/0814—Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/2805—Compounds having only one group containing active hydrogen
- C08G18/281—Monocarboxylic acid compounds
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/48—Polyethers
- C08G18/4825—Polyethers containing two hydroxy 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- 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
- C11D3/16—Organic compounds
- C11D3/37—Polymers
- C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C11D3/3726—Polyurethanes
Definitions
- the present invention relates to cationic poly (ether urethanes), a process for their preparation, compositions comprising the cationic poly (ether urethanes) according to the invention and at least one anionic surfactant, a process for regulating foam, in particular for suppressing foam or for defoaming using at least one cationic poly (ether-urethane) according to the invention, the use of the cationic poly (ether-urethane) according to the invention for foam regulation, in particular as a foam suppressor or defoamer.
- surfactants surface-active compounds
- a known property of surfactant solutions is their tendency to generate foam, especially when the solutions are moved.
- foaming is undesirable, i.e. H. in these applications, reduction, suppression or elimination of foam is desirable.
- detergent compositions which have only a low foaming are desirable.
- foaming is undesirable include coatings, where foaming can adversely affect the appearance of the coatings, machine bottle cleaning, and other applications, where foaming affects cleaning efficiency and / or causes water stains.
- Defoamers commonly used for detergents are used, for example, as a coating on sodium carbonate particles. These materials are powders that can be dry mixed with various powder detergent formulations. Such defoamer materials are, for example, silicone-based defoamers on inorganic supports, which are used in powder detergents. While these conventional defoamers have some effectiveness in suppressing foam when used in conjunction with powder detergent compositions, they are not suitable for use in liquid detergent compositions. In liquid detergent compositions, soap is used as a defoamer in the prior art. The soap interacts with the ions of the hard water and forms insoluble particles that can suppress foam formation.
- hydrophobic surfactants which form oil lenses in the foam lamella under conditions of use, defoam oil or fat particles, in particular silicone oils.
- defoam oil or fat particles in particular silicone oils.
- P.R. offers an overview of the different defoamer technologies. Garrett in “Defoaming. Theory and Industrial Application ", P.R. Garrett (ed.), Surfactant Science Series 45, 1993, 1-117.
- WO 01/76 729 relates to compositions comprising at least one anionic surfactant and at least one multifunctional polyetheramine which contains at least two amino groups per molecule and has a molecular weight of at least 1000, in which each amino group is a secondary or tertiary amino group.
- the multifunctional polyetheramine serves as a foam suppressant in these compositions.
- the object of the present application is to provide novel compounds which are suitable as foam regulating agents, in particular as defoamers and / or foam suppressants in formulations which contain at least one anionic surfactant.
- a cationic poly (ether-urethane) composed of a) at least one polyetherol, as component A; b) at least one tertiary amine-containing or ammonium-containing diol, as component B; c) at least one diisocyanate as component C; d) optionally at least one stopper, as component D; wherein the cationic poly (ether-urethane) has an amine number from 5 to 40.
- cationic poly ether-urethanes
- foam regulating agents in particular as defoamers and / or foam suppressants, in compositions which contain at least one anionic surfactant.
- defoamer is to be understood as a substance which is suitable for reducing or completely removing existing foam.
- Foam suppressant is to be understood as a substance which is suitable for at least partially or completely suppressing the formation of foam.
- the cationic poly (ether-urethane) according to the invention has an amine number of 5 to 40, preferably 10 to 30, particularly preferably 10 to 25.
- the amine number was measured using the method described in DIN 16945.
- the polyurethanes generally have a K value according to H. Fikentscher (determined in 0.1% by weight solutions in N-methyl-pyrrolidone at 25 ° C. and pH 7) of 15 to 40.
- the glass transition temperature of the poly (ether-urethanes) according to the invention is generally ⁇ 20 ° C., preferably ⁇ 15 ° C., particularly preferably ⁇ 5 ° C.
- the glass transition temperature was determined in accordance with ASTM D 3418.
- the present application relates to a cationic poly (ether-urethane) containing a) 50 to 90% by weight, preferably 55 to 85% by weight, particularly preferably 60 to 80% by weight of component A, b ) 1 to 10% by weight, preferably 2 to 7% by weight, particularly preferably 2.5 to 5% by weight of component B, c) 9 to 25% by weight, preferably 14 to 23% by weight %, particularly preferably 17 to 21% by weight of component C, d) 0 to 15% by weight, preferably 0.1 to 10% by weight, particularly preferably 0.3 to 5% by weight of component D, the total sum of components A, B, C and optionally D 100 % By weight.
- the cationic poly (ether-urethanes) according to the invention are generally readily alcohol- and water-soluble, or at least without the aid of emulsifiers, in alcohols and water, owing to their cationic groupings, especially when charges are present.
- Short-chain alcohols such as methanol, ethanol, isopropanol or n-propanol are particularly suitable as alcohols here.
- the cationic poly (ether-urethanes) according to the invention are soluble or dispersible in oils. Suitable oils are, for example, paraffin oils such as diesel oil and cosmetic oils such as essential oils.
- the amine number of the poly (ether-urethanes) - and thus the charge density - is of crucial importance. The following was ascertained, without being bound to any mechanistic ideas possibly connected with the following statement: If the charge density is too high, the polymers precipitate together with the anionic surfactants. If the charge density is too low, the interaction of the poly (ether-urethanes) with the anionic surfactants is too low.
- Suitable polyetherols are selected from the group consisting of poly (C 3 - to C 5 -) glycols, polytetrahydrofuran, mixtures of the aforementioned compounds and mixtures of at least one of the aforementioned compounds with polyethylene glycol.
- Poly (C 3 - to C 5 -) glycols are to be understood as meaning polyalkylene glycols whose alkylene groups are composed of three, four or five carbon atoms.
- Such polyalkylene glycols are polypropylene glycol, polybutylene glycol and polypentylene glycol.
- the suitable poly (C3 to C 5 -) glycols generally have a molecular weight of 200 to 5000, preferably 450 to 3000, particularly preferably 500 to 1500, determined from the OH number according to DIN 53240.
- Suitable polytetrahydrofurans generally have a molecular weight of 250 to 3000, preferably 450 to 2000, particularly preferably 500 to 1200, determined from the OH number according to DIN 53240.
- mixed polyalkylene glycols as component A, which are obtained by polymerizing various alkylene oxides such as propylene oxide, butylene oxide, pentylene oxide and / or ethylene oxide.
- the alkylene oxide units can be randomly distributed in the polyalkylene glycol obtained or copolymerized in the form of blocks.
- copolymers of at least one alkylene oxide such as ethylene oxide, propylene oxide, butylene oxide or pentylene oxide with THF are suitable as component A, the alkylene oxide and THF units being randomly distributed in the copolymer obtained or copolymerized in the form of blocks, which is preferred can.
- the proportion of the at least one alkylene oxide unit in the copolymer is preferably at most 30% by weight.
- Polypropylene glycol and ethylene oxide / propylene oxide block copolymers are very particularly preferably used as component A.
- the proportion of ethylene oxide units in the ethylene oxide / propylene oxide block copolymers is preferably ⁇ 40% by weight, particularly preferably ⁇ 20% by weight.
- Diols, aminoalcohols, diamines or triamines with at least one quaternary or protonated or protonatable amine nitrogen atom are suitable as component B.
- At least one compound of the general formulas I to VIII is preferably used
- R 1 and R 2 are alkylene, preferably C 2 -C 8 -alkylene
- R 3a , R 6 and R 7 , R 8 are alkyl, aryl, alkylaryl or arylalkyl, preferably Cr to C 4 -alkyl, phenyl or C 7 - to C ⁇ 0 -phenylalkyl
- R 1 and R 2 are alkylene, preferably C 2 -C 8 -alkylene
- R 3a , R 6 and R 7 , R 8 are alkyl, aryl, alkylaryl or arylalkyl, preferably Cr to C 4 -alkyl, phenyl or C 7 - to C ⁇ 0 -phenylalkyl
- R 4 and R 5 are hydrogen or C to C - alkyl
- R 3b is C to C 18 alkyl, phenyl or C 7 - to C 0 -phenylalkyl, and X "means chloride, bromide, iodide, C to C 4 alkyl sulfate or half the stoichiometric amount of sulfate.
- C 2 - to C 8 -alkylene examples include 1, 2-ethylene, 1, 3-propylene, 1, 4-butylene, 2,2-dimethyl-1, 3-propylene, 1, 2-propylene, 1, 2-butylene, 2,3-butylene, pentamethylene, hexamethylene, heptamethylene or octamethylene.
- D- to C 4 -alkyl are understood to mean, for example, methyl, ethyl, n-propyl, iso-propyl, n-butyl, iso-butyl, sec-butyl or tert-butyl, preferably methyl and ethyl.
- Cio-phenylalkyl means, for example, benzyl, 2-phenylethyl, o-, m- and p-methylbenzyl, 3-phenylpropyl or 4-phenylbutyl, preferably benzyl and 2-phenylethyl.
- Examples of d- to cis-alkyl include methyl, ethyl, isopropyl, n-propyl, n-butyl, iso-butyl, sec.-
- the C to C ⁇ s alkyl radicals can be linear or branched.
- Component B is preferably selected from the group consisting of at least one amine-containing or ammonium-containing diol of the formulas I to IV,
- Compounds of the formula I are very particularly preferably used as component B, in which the radicals R 1 , R 2 and R 3a and R 3b have the meanings mentioned above.
- R 1 and R 2 are preferably C 2 -C 5 -alkylene and R 3a Cr to C-is-alkyl, particularly preferably d- to C 4 -alkyl and R 3b Cr to Ci8-alkyl, particularly preferably Cr to C 4 -alkyl alkyl.
- Component B is very particularly preferably selected from the group consisting of diethanolamines, in particular methyldiethanolamine.
- component C is preferably selected from the group consisting of C 2 - to C 8 -alkyl diisocyanates such as 1,2-ethylene diisocyanate, 1,4-butylene diisocyanate, hexamethylene diisocyanate, octamethylene diisocyanate; C 5 - to C1 0 - cycloalkylene diisocyanates such as 1,3-pentylene diisocyanate, 1,3-cyclohexylene diisocyanate, 1,4-cyclhexylene diisocyanate, isophorone diisocyanate; o-, m-, p-phenylene diisocyanate and (d- to C 4 -alkyl) phenylene diisocyanates such as tolylene diisocyanate.
- C 2 - to C 8 -alkyl diisocyanates such as 1,2-ethylene diisocyanate, 1,4-butylene diisocyanate, hexamethylene diisocyan
- (d- to C 4 -alkyl) phenylene diisocyanates are to be understood as phenylene diisocyanates whose phenylene group contains one or more, preferably adds a, d- to C 4 -alkyl radical carries.
- Preferred diisocyanates are C 2 to C 8 alkylene diisocyanates, particularly preferably hexamethylene diisocyanate.
- the cationic poly (ether-urethanes) according to the invention are distinguished by a relatively low molecular weight.
- stoppers can be added as component D in the preparation of the cationic poly (ether-urethanes). Suitable stoppers are known to the person skilled in the art. Stoppers selected from the group consisting of monofunctional amines, monofunctional alcohols, water and monofunctional thiols are preferably used. Tertiary amine-containing diols such as dimethylaminoalkylamines are particularly preferably used, preference being given to C 2 - to Cs-alkyl radicals, in particular dimethylaminopropylamine.
- dimethylethanolamine and monofunctional alcohols are preferably used as stoppers.
- the cationic poly (ether-urethanes) according to the invention are generally prepared by processes known to those skilled in the art.
- the cationic poly (ether-urethanes) according to the invention are preferably obtainable by reacting the diisocyanate (component C) reactants under an inert gas atmosphere in an aprotic solvent, for example acetone or methyl ethyl ketone, preferably under autogenous pressure, at temperatures of generally 50 to 130 ° C, preferably 60 to 100 ° C, particularly preferably 70 to 85 ° C with the diisocyanates.
- the reaction can optionally be accelerated by adding conventional catalysts.
- Preferred catalysts are amine-containing compounds such as 1,4-diaza (2,2,2) bicyclooctane (DABCO).
- DABCO 1,4-diaza (2,2,2) bicyclooctane
- Components A, B, C and optionally D are used in the amounts already mentioned above.
- the poly (ether-urethanes) obtained are then quaternized or protonated if a quaternized or protonated compound has not already been used as component B, for example compound III, IV or VIII.
- Another object of the present application is thus a process for the preparation of a cationic poly (ether-urethane) according to the invention by reacting the at least one polyetherol and the at least one tertiary amine-containing or ammonium-containing diol with the at least one diisocyanate under an inert gas atmosphere in an aprotic solvent. If necessary, customary catalysts are added, and subsequent quaternization or protonation, if a quaternized or protonated tertiary ammonium-containing diol is not already used.
- the protonation or quaternization generally takes place in a solvent at room temperature or at an elevated temperature, generally up to 50 ° C., if appropriate under pressure.
- Particularly suitable solvents are water and mixtures of water and water-miscible solvents, such as alcohols, ketones or cyclic ethers, for example ethanol, isopropanol, acetone, methyl ethyl ketone, dioxane or acetonitrile.
- concentration of the solution depends solely on the solution behavior of the basic starting polyurethane mass and the salt-like end product.
- Acids suitable for protonation are basically water and all acid-reacting compounds, i.e. H. Mineral acids or organic acids, especially carboxylic acids, phosphoric acids or sulfonic acids and their salts. Carboxylic acids are preferably used, in particular lactic acid.
- acid is added according to the invention until the tertiary amino groups of the poly (ether-urethane) have been completely or partially neutralized in general up to a pH of 6 to 7.5.
- the quaternization can be carried out, for example, with alkylating agents such as Cr to C 4 alkyl halides or sulfates.
- alkylating agents such as Cr to C 4 alkyl halides or sulfates.
- alkylating agents are ethyl chloride, ethyl bromide, methyl chloride, methyl bromide, dimethyl sulfate and diethyl sulfate, with methyl chloride, dimethyl sulfate and diethyl sulfate being particularly preferred.
- the poly (ether-urethanes) according to the invention are generally readily soluble in alcohol and water or at least dispersible in water and alcohol without the aid of emulsifiers.
- Alcohols are understood here to mean, in particular, short-chain alkanols such as methanol, ethanol, isopropanol or n-propanol.
- the poly (ether-urethanes) according to the invention are particularly suitable as foam regulating agents, that is to say as defoamers and / or foam suppressors.
- the present application therefore furthermore relates to a liquid or solid composition
- a liquid or solid composition comprising i) at least one cationic poly (ether-urethane) according to the invention, ii) at least one anionic surfactant, iii) optionally a liquid medium, and iv) optionally further auxiliaries and additives ,
- surfactants are deliberately added in detergents and cleaning agents to enable wetting and emulsification processes
- surfactants can be incorporated into the formulation via polymer dispersions.
- Polymer dispersions per se are also preferred formulations.
- the preparation of the composition according to the invention is known to the person skilled in the art. It is generally done by mixing the individual components.
- the composition according to the invention i) particularly preferably comprises 0.01 to 17% by weight, preferably 0.2 to 10% by weight, particularly preferably 0.2 to 2.5% by weight of the at least one cationic poly ( ether-urethane), ii) 0.01 to 83% by weight, preferably 0.1 to 60% by weight, particularly preferably 0.5 to 47.5% by weight of the at least one anionic surfactant, iii) 0 up to 99.98% by weight, preferably 30 to 99.7% by weight, particularly preferably 50 to 99.3% by weight of the liquid medium, the total sum of the components according to i), ii) and iii ) Is 100% by weight, iv) optionally further auxiliaries and additives.
- Cationic poly (ether-urethane) particularly preferably comprises 0.01 to 17% by weight, preferably 0.2 to 10% by weight, particularly preferably 0.2 to
- the cationic poly (ether-urethane) according to the invention has been described in detail above. All of the cationic poly (ether-urethanes) described above are suitable in the compositions according to the invention. Preferred cationic poly (ether-urethanes) have also already been mentioned above.
- anionic surfactants known to the person skilled in the art are suitable as anionic surfactants.
- the anionic surfactants preferably have a pK a value of ⁇ 7.
- the anionic surfactants are particularly preferably selected from at least one compound from the group consisting of linear alkylbenzenesulfonates, branched alkylbenzenesulfonates, alkylsulfonates, the alkyl groups of which can be linear or branched and preferably have 8 to 22, particularly preferably 12 to 15, carbon atoms , Ether sulfates, the alkyl groups of which can be linear or branched and preferably have 10 to 16 carbon atoms, xylylsulfonates, alcohol sulfates, phosphonates, alkyl phosphates, naphthyl sulfonates, secondary alkyl sulfates, ⁇ -olefin sulfonates, sulfosuccinates, iseth
- alkylbenzenesulfonates suitable as anionic surfactants in the compositions according to the invention can be variable in their molecular weight, the alkyl chain length and the position of the alkyl chain on the phenyl group. Suitable alkylbenzenesulfonates are listed, for example, in WO 01/76729 and the citations mentioned therein.
- Linear alkyl benzene sulfonates (“LAS") are commonly used in commercial cleaning products due to their effectiveness as cleaning agents, their easy biodegradability and their relatively low cost.
- the linear alkylbenzenesulfonates can be prepared by sulfonating linear alkylbenzene intermediates.
- Linear alkyl benzenes are prepared by methods known in the art, generally using either aluminum trichloride catalysts or hydrogen fluoride catalysts.
- the linear alkylbenzenesulfonates preferably used in the compositions according to the present invention preferably have linear alkyl chains with 8 to 22 carbon atoms, particularly preferably 8 to 16 carbon atoms.
- linear alkylbenzenesulfonates are listed in WO 01/76729.
- anionic surfactants suitable for use in the compositions according to the invention are also listed in WO 01/76729.
- alkylated diphenyl oxide which are available under the name Doxfax ® from Dow commercially.
- anionic surfactants which are usually used in emulsion polymerization. Suitable anionic surfactants for emulsion polymerization are known to the person skilled in the art.
- Suitable liquid media are, for example, media which are suitable for dissolving anionic surfactants.
- suitable liquid media are water, cyclic carbonates, oils, such as paraffin oils, for example diesel oil, cosmetic oils, for example essential oils, pine oil, methyl esters, limonene, aliphatic and aromatic hydrocarbons or mixtures of the liquid media mentioned.
- alkyl alcohols with 1 to 6 carbon atoms especially straight-chain alkyl alcohol, for example methanol, ethanol, n-propanol, n-hexanol, branched alkyl alcohols containing 3 to 6 carbon atoms, for example isopropanol and sec-butanol, glycols, for Example propylene glycol, diglycols, for example propylene diglycol, and triglycols, for example triethylene glycol, glycol ether, for example play butylene glycol diethyl ether and dipropylene glycol methyl ether.
- Water is very particularly preferably used as the liquid medium.
- the reactive solvents used in paints for example bisphenol A ethoxylates, can also be used.
- Non-ionic surfactants can be used as auxiliaries and additives.
- Suitable nonionic surfactants are, for example, nonylphenol ethoxylates, alcohol ethoxylates, ethylene oxide / propylene oxide block copolymers, alcohol-ethylene oxide / propylene oxide adducts and mixtures thereof.
- Special suitable nonionic surfactants are mentioned for example in WO 01/76729.
- auxiliaries and additives are, for example, dyes, fragrances, fillers, particles as dispersions, oils as emulsions, active ingredients in molecular solution, solubilized, as dispersions, emulsions or suspoemulsions, dispersing aids, for example water-soluble polymers, and thickeners .
- the compounds suitable for the particular composition are known to the person skilled in the art.
- optical brighteners, dye transfer inhibitors, enzymes, builders, chelation reagents and other additives known to the person skilled in the art and suitable for use in surfactant compositions are suitable.
- compositions according to the invention have a reduced foam formation or a reduction in the foam formed or are suitable for foam regulation.
- the cationic poly (ether-urethane) according to the invention thus serves as a foam regulator.
- Another object of the present invention is thus a method for foam regulation, in particular for suppressing and / or reducing foam in a system containing a liquid medium, preferably water, and at least one anionic surfactant and optionally further auxiliaries and additives by adding at least one cationic Poly (ether-urethane) built up from a) at least one polyetherol, as component A, b) at least one tertiary aminodiol, as component B, c) at least one diisocyanate, as component C, and d) optionally at least one stopper, as component D.
- a liquid medium preferably water
- anionic surfactant optionally further auxiliaries and additives
- at least one cationic Poly (ether-urethane) built up from a) at least one polyetherol, as component A, b) at least one tertiary aminodiol, as component B, c) at least one diisocyanate, as component C, and d) optionally at least one stop
- Preferred cationic poly (ether-urethanes), solvents and anionic surfactants and suitable auxiliaries and additives have already been mentioned above.
- the cationic poly (ether-urethane) can be added to the composition before the appearance of foam. However, it is also possible to add the cationic poly (ether-urethane) only after foaming has already taken place.
- Another object of the present invention is the use of the cationic poly (ether-urethane) as a foam regulating agent, in particular as a defoamer and / or foam suppressor in systems containing a liquid medium, preferably water, and at least one anionic surfactant and optionally other auxiliaries and additives.
- the cationic poly (ether-urethane) can be used in such a way that it is already present in the compositions whose foam formation is to be controlled before the occurrence of foam.
- the cationic poly (ether-urethane) can also be added after the appearance of foam.
- Preferred cationic poly (ether-urethanes), solvents, anionic surfactants and suitable auxiliaries and additives have already been mentioned above.
- the cationic poly (ether-urethanes) according to the invention can be used in all compositions containing at least one anionic surfactant in which foam regulation, in particular defoaming and / or foam suppression, is desired.
- Such compositions are preferably detergent compositions for machine cleaning or hand cleaning of laundry, dishes, bottles and / or automobiles, dispersions, in particular adhesive dispersions, lacquers or paint dispersions, emulsions, cosmetics, fermentation foams and agricultural formulations.
- Suitable components of these compositions in addition to the cationic poly (ether-urethane) according to the invention are known to the person skilled in the art.
- the present invention therefore furthermore relates to the use of a cationic poly (ether-urethane) according to the invention for controlling the formation of foam in systems comprising a liquid medium, preferably an aqueous medium, and at least one anionic surfactant and optionally further auxiliaries and additives.
- the control of foam formation is preferably carried out by defoaming or suppressing foam formation.
- Table 1 shows the composition of cationic poly (ether-urethanes) according to the invention and the protonating agent used.
- Pluriol P900 polypropylene glycol Mw weight average molecular weight «900 g / mol
- N-MDEA n-methyldiethanolamine
- NN-DMEA dimethylethanolamine HDI hexamethylene diisocyanate K value K value according to H. Fikentscher (determined in 1% by weight solutions in N-methyl-pyrrolidone at 25 ° C and pH 7) (1 % strength)
- cationic poly (ether-urethanes) according to the invention according to Examples 1 to 4 were tested in a circulation foam test (CNOMO foam test; provisional EU standard: prEN 14371).
- Test conditions 25 ° C 200 l / h run (button position: 7.0) pump for 10 minutes; Let stand for 5 minutes; 500 ml liquor (with bidistilled water) 0.1 g / l Lutensol A-LBN 50 (alkyl-benzenesulfonate Na salt) 0.005 g / l polyurethane
- the cationic poly (ether-urethanes) (PU) according to the invention either suppress the foam volume (Example 2) or reduce the foam stability (Examples 1, 2 and 4).
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- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Engineering & Computer Science (AREA)
- Wood Science & Technology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Manufacturing & Machinery (AREA)
- Toxicology (AREA)
- Dispersion Chemistry (AREA)
- Detergent Compositions (AREA)
- Polyurethanes Or Polyureas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Degasification And Air Bubble Elimination (AREA)
- Cosmetics (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Paints Or Removers (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
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Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP04764548A EP1660551A1 (de) | 2003-08-27 | 2004-08-27 | Schaumregulierungsmittel auf einer basis von kationischen urethan-oligomeren |
MXPA06001682A MXPA06001682A (es) | 2003-08-27 | 2004-08-27 | Agente de regulacion de espuma basado en oligomeros de uretano cationicos. |
JP2006524334A JP4318719B2 (ja) | 2003-08-27 | 2004-08-27 | カチオン性ウレタンオリゴマー系の発泡調節剤 |
US10/569,809 US7807725B2 (en) | 2003-08-27 | 2004-08-27 | Foam regulating agent based on cationic urethane oligomers |
CA002535067A CA2535067A1 (en) | 2003-08-27 | 2004-08-27 | Foam regulating agent based on cationic urethane oligomers |
BRPI0413415-0A BRPI0413415A (pt) | 2003-08-27 | 2004-08-27 | poli (éter-uretano) catiÈnico, composição lìquida ou sólida, processo para a regulação de espuma, uso de um poli (éter-uretano) catiÈnico, e, processo para a preparação de um poli (éter-uretano) catiÈnico |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10339479A DE10339479A1 (de) | 2003-08-27 | 2003-08-27 | Schaumregulierungsmittel auf Basis von kationischen Urethan-Oligomeren |
DE10339479.6 | 2003-08-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2005021613A1 true WO2005021613A1 (de) | 2005-03-10 |
Family
ID=34258242
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2004/009574 WO2005021613A1 (de) | 2003-08-27 | 2004-08-27 | Schaumregulierungsmittel auf einer basis von kationischen urethan-oligomeren |
Country Status (9)
Country | Link |
---|---|
US (1) | US7807725B2 (de) |
EP (1) | EP1660551A1 (de) |
JP (1) | JP4318719B2 (de) |
CN (1) | CN100523035C (de) |
BR (1) | BRPI0413415A (de) |
CA (1) | CA2535067A1 (de) |
DE (1) | DE10339479A1 (de) |
MX (1) | MXPA06001682A (de) |
WO (1) | WO2005021613A1 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012075962A1 (en) * | 2010-12-10 | 2012-06-14 | Dow Corning Corporation | Granulated foam control composition |
WO2013181949A1 (en) * | 2012-06-08 | 2013-12-12 | The Procter & Gamble Company | Laundry detergents |
WO2013181948A1 (en) * | 2012-06-08 | 2013-12-12 | Dow Corning Corporation | Granulated foam control composition |
CN111760334A (zh) * | 2020-07-21 | 2020-10-13 | 滨州市广友化工有限公司 | 一种有机硅油消泡剂及其制备方法 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100838809B1 (ko) * | 2007-05-03 | 2008-06-17 | 성균관대학교산학협력단 | 겔강도가 우수한 온도 및 피에치 민감성 블록 공중합체 및이의 제조방법과 이를 이용한 약물전달체 |
EP2295530B2 (de) * | 2009-09-14 | 2019-04-17 | The Procter & Gamble Company | Reinigungsmittelzusammensetzung |
CN104168881B (zh) * | 2012-03-13 | 2017-11-14 | 住友精化株式会社 | 化妆料组合物 |
CN104350138B (zh) * | 2012-06-08 | 2017-10-27 | 宝洁公司 | 衣物洗涤剂 |
CN105153393B (zh) | 2015-08-04 | 2017-10-17 | 李明莹 | 亲水及生物安全的聚合物泡沫、其制备方法和应用 |
ES2644165B1 (es) * | 2016-05-25 | 2018-09-11 | Identity Mark S.L. | Compuesto para la fabricación de una marca al agua en un material laminar textil y una composición, material textil, procedimientos y usos correspondientes |
CN110314768A (zh) * | 2019-07-23 | 2019-10-11 | 个旧兴华锌业有限公司 | 用于电解锌工艺的新型消泡剂 |
CN112175164A (zh) * | 2020-10-14 | 2021-01-05 | 浙江理工大学桐乡研究院有限公司 | 一种阻燃聚氨酯泡沫的制备方法 |
GB202117816D0 (en) * | 2021-12-09 | 2022-01-26 | Reckitt Benckiser Finish Bv | Granular additive |
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2003
- 2003-08-27 DE DE10339479A patent/DE10339479A1/de not_active Withdrawn
-
2004
- 2004-08-27 EP EP04764548A patent/EP1660551A1/de not_active Withdrawn
- 2004-08-27 CN CNB200480024603XA patent/CN100523035C/zh not_active Expired - Fee Related
- 2004-08-27 US US10/569,809 patent/US7807725B2/en not_active Expired - Fee Related
- 2004-08-27 WO PCT/EP2004/009574 patent/WO2005021613A1/de active Search and Examination
- 2004-08-27 CA CA002535067A patent/CA2535067A1/en not_active Abandoned
- 2004-08-27 BR BRPI0413415-0A patent/BRPI0413415A/pt not_active IP Right Cessation
- 2004-08-27 MX MXPA06001682A patent/MXPA06001682A/es unknown
- 2004-08-27 JP JP2006524334A patent/JP4318719B2/ja not_active Expired - Fee Related
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Cited By (8)
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WO2012075962A1 (en) * | 2010-12-10 | 2012-06-14 | Dow Corning Corporation | Granulated foam control composition |
US9040474B2 (en) | 2010-12-10 | 2015-05-26 | Dow Corning Corporation | Granulated foam control composition comprising a polyol ester and cationic polymer |
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WO2013181769A1 (en) * | 2012-06-08 | 2013-12-12 | The Procter & Gamble Company | Laundry detergents |
WO2013181948A1 (en) * | 2012-06-08 | 2013-12-12 | Dow Corning Corporation | Granulated foam control composition |
CN104471045A (zh) * | 2012-06-08 | 2015-03-25 | 宝洁公司 | 衣物洗涤剂 |
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CN111760334A (zh) * | 2020-07-21 | 2020-10-13 | 滨州市广友化工有限公司 | 一种有机硅油消泡剂及其制备方法 |
Also Published As
Publication number | Publication date |
---|---|
MXPA06001682A (es) | 2006-05-19 |
US20060263324A1 (en) | 2006-11-23 |
BRPI0413415A (pt) | 2006-10-10 |
JP4318719B2 (ja) | 2009-08-26 |
CN1842553A (zh) | 2006-10-04 |
DE10339479A1 (de) | 2005-05-12 |
CA2535067A1 (en) | 2005-03-10 |
CN100523035C (zh) | 2009-08-05 |
JP2007503495A (ja) | 2007-02-22 |
EP1660551A1 (de) | 2006-05-31 |
US7807725B2 (en) | 2010-10-05 |
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