EP0687727B1 - Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen - Google Patents
Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen Download PDFInfo
- Publication number
- EP0687727B1 EP0687727B1 EP19940870098 EP94870098A EP0687727B1 EP 0687727 B1 EP0687727 B1 EP 0687727B1 EP 19940870098 EP19940870098 EP 19940870098 EP 94870098 A EP94870098 A EP 94870098A EP 0687727 B1 EP0687727 B1 EP 0687727B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- composition
- fabrics
- composition according
- bleaching
- mixtures
- 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.)
- Expired - Lifetime
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- 239000000203 mixture Substances 0.000 title claims description 104
- 238000004061 bleaching Methods 0.000 title claims description 29
- 239000002736 nonionic surfactant Substances 0.000 title claims description 29
- 239000003093 cationic surfactant Substances 0.000 title claims description 19
- 125000002091 cationic group Chemical group 0.000 title description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical group OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 27
- 239000004744 fabric Substances 0.000 claims description 25
- 239000007844 bleaching agent Substances 0.000 claims description 14
- 235000013162 Cocos nucifera Nutrition 0.000 claims description 12
- 244000060011 Cocos nucifera Species 0.000 claims description 12
- 125000000217 alkyl group Chemical group 0.000 claims description 7
- 239000012190 activator Substances 0.000 claims description 6
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 claims description 6
- MPNXSZJPSVBLHP-UHFFFAOYSA-N 2-chloro-n-phenylpyridine-3-carboxamide Chemical compound ClC1=NC=CC=C1C(=O)NC1=CC=CC=C1 MPNXSZJPSVBLHP-UHFFFAOYSA-N 0.000 claims description 5
- 239000012736 aqueous medium Substances 0.000 claims description 5
- 239000000839 emulsion Substances 0.000 claims description 5
- 150000001450 anions Chemical group 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 4
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 claims description 3
- 125000002768 hydroxyalkyl group Chemical group 0.000 claims description 3
- 125000000963 oxybis(methylene) group Chemical group [H]C([H])(*)OC([H])([H])* 0.000 claims description 3
- 230000002209 hydrophobic effect Effects 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 208000003251 Pruritus Diseases 0.000 description 8
- 239000004615 ingredient Substances 0.000 description 8
- 150000002978 peroxides Chemical class 0.000 description 8
- 239000004094 surface-active agent Substances 0.000 description 8
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 description 7
- 230000007803 itching Effects 0.000 description 7
- -1 peroxy compound Chemical class 0.000 description 5
- 239000011734 sodium Substances 0.000 description 5
- 229910052708 sodium Inorganic materials 0.000 description 5
- 238000005406 washing Methods 0.000 description 5
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 4
- 150000008051 alkyl sulfates Chemical class 0.000 description 4
- WQYVRQLZKVEZGA-UHFFFAOYSA-N hypochlorite Chemical compound Cl[O-] WQYVRQLZKVEZGA-UHFFFAOYSA-N 0.000 description 4
- 239000002516 radical scavenger Substances 0.000 description 4
- 239000000654 additive Substances 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000003599 detergent Substances 0.000 description 3
- WEAPVABOECTMGR-UHFFFAOYSA-N triethyl 2-acetyloxypropane-1,2,3-tricarboxylate Chemical compound CCOC(=O)CC(C(=O)OCC)(OC(C)=O)CC(=O)OCC WEAPVABOECTMGR-UHFFFAOYSA-N 0.000 description 3
- YJHSJERLYWNLQL-UHFFFAOYSA-N 2-hydroxyethyl(dimethyl)azanium;chloride Chemical compound Cl.CN(C)CCO YJHSJERLYWNLQL-UHFFFAOYSA-N 0.000 description 2
- PRWJPWSKLXYEPD-UHFFFAOYSA-N 4-[4,4-bis(5-tert-butyl-4-hydroxy-2-methylphenyl)butan-2-yl]-2-tert-butyl-5-methylphenol Chemical compound C=1C(C(C)(C)C)=C(O)C=C(C)C=1C(C)CC(C=1C(=CC(O)=C(C=1)C(C)(C)C)C)C1=CC(C(C)(C)C)=C(O)C=C1C PRWJPWSKLXYEPD-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- ZTHYODDOHIVTJV-UHFFFAOYSA-N Propyl gallate Chemical compound CCCOC(=O)C1=CC(O)=C(O)C(O)=C1 ZTHYODDOHIVTJV-UHFFFAOYSA-N 0.000 description 2
- 244000299461 Theobroma cacao Species 0.000 description 2
- 235000009470 Theobroma cacao Nutrition 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- WGQKYBSKWIADBV-UHFFFAOYSA-N benzylamine Chemical compound NCC1=CC=CC=C1 WGQKYBSKWIADBV-UHFFFAOYSA-N 0.000 description 2
- 239000008280 blood Substances 0.000 description 2
- 210000004369 blood Anatomy 0.000 description 2
- 239000000975 dye Substances 0.000 description 2
- 150000002191 fatty alcohols Chemical class 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000002304 perfume Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- QLAJNZSPVITUCQ-UHFFFAOYSA-N 1,3,2-dioxathietane 2,2-dioxide Chemical compound O=S1(=O)OCO1 QLAJNZSPVITUCQ-UHFFFAOYSA-N 0.000 description 1
- DBRHJJQHHSOXCQ-UHFFFAOYSA-N 2,2-dihydroxyethyl(methyl)azanium;chloride Chemical compound [Cl-].C[NH2+]CC(O)O DBRHJJQHHSOXCQ-UHFFFAOYSA-N 0.000 description 1
- JIGUICYYOYEXFS-UHFFFAOYSA-N 3-tert-butylbenzene-1,2-diol Chemical compound CC(C)(C)C1=CC=CC(O)=C1O JIGUICYYOYEXFS-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 235000007688 Lycopersicon esculentum Nutrition 0.000 description 1
- 239000004435 Oxo alcohol Substances 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- 240000003768 Solanum lycopersicum Species 0.000 description 1
- BGNXCDMCOKJUMV-UHFFFAOYSA-N Tert-Butylhydroquinone Chemical compound CC(C)(C)C1=CC(O)=CC=C1O BGNXCDMCOKJUMV-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 125000003342 alkenyl group Chemical group 0.000 description 1
- 125000002877 alkyl aryl group Chemical group 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 125000003435 aroyl group Chemical group 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- JBIROUFYLSSYDX-UHFFFAOYSA-M benzododecinium chloride Chemical compound [Cl-].CCCCCCCCCCCC[N+](C)(C)CC1=CC=CC=C1 JBIROUFYLSSYDX-UHFFFAOYSA-M 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 125000001589 carboacyl group Chemical group 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- CDJGWBCMWHSUHR-UHFFFAOYSA-M decyl(triethyl)azanium;chloride Chemical compound [Cl-].CCCCCCCCCC[N+](CC)(CC)CC CDJGWBCMWHSUHR-UHFFFAOYSA-M 0.000 description 1
- RLGGVUPWOJOQHP-UHFFFAOYSA-M decyl-(2-hydroxyethyl)-dimethylazanium;chloride Chemical compound [Cl-].CCCCCCCCCC[N+](C)(C)CCO RLGGVUPWOJOQHP-UHFFFAOYSA-M 0.000 description 1
- 238000004851 dishwashing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 150000004820 halides Chemical class 0.000 description 1
- 150000005204 hydroxybenzenes Chemical class 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- VXBSKVAMQMBCCA-UHFFFAOYSA-M methyl sulfate;trimethyl(tetradecyl)azanium Chemical compound COS([O-])(=O)=O.CCCCCCCCCCCCCC[N+](C)(C)C VXBSKVAMQMBCCA-UHFFFAOYSA-M 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- ZWLPBLYKEWSWPD-UHFFFAOYSA-N o-toluic acid Chemical compound CC1=CC=CC=C1C(O)=O ZWLPBLYKEWSWPD-UHFFFAOYSA-N 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000004965 peroxy acids Chemical class 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 235000010388 propyl gallate Nutrition 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 210000002374 sebum Anatomy 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- JSPLKZUTYZBBKA-UHFFFAOYSA-N trioxidane Chemical compound OOO JSPLKZUTYZBBKA-UHFFFAOYSA-N 0.000 description 1
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
- C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
- C11D1/86—Mixtures of anionic, cationic, and non-ionic compounds
-
- 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
-
- 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
- C11D3/39—Organic or inorganic per-compounds
- C11D3/3947—Liquid 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
- C11D1/02—Anionic compounds
- C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
- C11D1/14—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aliphatic hydrocarbons or mono-alcohols
- C11D1/146—Sulfuric acid esters
-
- 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
- C11D1/62—Quaternary ammonium compounds
-
- 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
Definitions
- the present invention relates to bleaching compositions.
- the compositions of the present invention are particularly useful for laundry bleaching.
- compositions for the bleaching of laundry have been extensively described in the art.
- Bleaching compositions can be classified into peroxide bleaching compositions and hypochlorite bleaching compositions.
- Peroxide bleaching compositions have the advantage over hypochlorite bleaching compositions that they are generally considered as being somewhat safer to fabrics, specifically to colored fabrics.
- Peroxide compositions however have the inconveniency that they are often chemically unstable, which makes it difficult to formulate peroxide bleaching compositions which are sufficiently stable to be commercialized.
- a possible solution to this problem consists in formulating compositions with a high level of peroxide, to extend the "effective" period of the composition.
- compositions may reach the user which still comprise a high amount of peroxide, whereby possible skin itching may occur if the user's skin comes in contact with the peroxide composition.
- This itching phenomenon is quite moderate and fully reversible, but is does constitute potential discomfort for the user.
- EP 0 000 226 relates to a laundry additive product comprising a substrate in combination with a peroxy compound precursor and surfactant system.
- the surfactant system comprises a nonionic surfactant having HLB 8-17 and a cationic surfactant.
- EP 0 004 121 relates to a low phosphate laundry detergent comprising nonionic surfactant having HLB 5-14 and a quaternary ammonium surfactant having 2 chains which contain from 16 to 22 carbon atoms.
- GB 2179364 relates to a fabric treating composition comprising insoluble builder salt particles and small amounts of urea additive or a higher alkyl quaternary ammonium surface active agent in a non-aqueous nonionic liquid surfactant composition.
- composition comprising a peroxygen bleach in lower amounts, i.e. in amounts where substantially no itching occurs, and which yet remain effective in bleaching fabrics.
- an aqueous composition comprising, in addition to lower amounts of peroxygen bleach, a water-soluble cationic surfactant in combination with a hydrophilic nonionic surfactant.
- the aqueous bleaching compositions of the present invention comprises a cationic surfactant according to the formula R1R2R3R4N+X-, where R1 is C8-C16 alkyl wherein each of R2,R3,R4 is independently C1-C4 alkyl or hydroxy alkyl, benzyl, or (C2H4O)xH where x is from 2 to 5, not more than one of R2,R3,R4 being benzyl, and X is an anion, said composition further comprising a hydrophilic nonionic surfactant having an HLB above 13 and characterised in that the composition comprises hydrogen peroxide.
- compositions according to the present invention are peroxide bleaching compositions.
- the compositions herein comprise hydrogen peroxide.
- a problem which may occur with compositions comprising hydrogen peroxide above a certain level is that the skin of the user which comes in contact with the composition may itch. This itching phenomenon is harmless and quickly fully reversible, but it may nevertheless cause discomfort to the user.
- the compositions herein thus comprise hydrogen peroxide in amounts not causing any skin itching.
- Hydrogen peroxide is present at from 1% to 10% by weight of the total composition preferably from 2% to 4%. Indeed, we have found that, when used in higher amounts, skin itching phenomenon start to appear.
- compositions herein comprise a cationic surfactant according to the formula R1R2R3R4N+X-, where R1 is C8-C16 alkyl wherein each of R2,R3,R4 is independently C1-C4 alkyl or hydroxy alkyl, benzyl, or (C2H4O)xH where x is from 2 to 5, not more than one of R2,R3,R4 being benzyl, and X is an anion. It is of course possible to use herein mixtures of different cationic surfactants according to the formula hereinabove.
- Preferred alkyl chain length for R1 is C12-15, particularly where the alkyl group is a mixture of chain length derived from coconut or palm kernel fat or is derived synthetically by olefin build up or OXO alcohol synthesis.
- Preferred groups for R2,R3 and R4 are methyl and hydroxyethyl groups and suitable anion X include halide, methosulfate, acetate and phosphate ions.
- Suitable cationic surfactant for use herein are:
- compositions herein comprise from 0.1% to 20% by weight of the total composition of said cationic surfactants, or mixtures thereof, preferably from 1% to 5%.
- the compositions herein comprise a hydrophilic nonionic surfactant.
- suitable nonionic surfactants for use herein are those having an HLB above 13. It is of course possible to use mixtures of said nonionic surfactants.
- a wide variety of nonionic surfactants are commercially available. Typically, nonionic surfactants are alkoxylated fatty alcohols. And the HLB of a given nonionic surfactant depends on the chain length of the fatty alcohol, the nature of the alkoxylating group as well as the degree of alkoxylation.
- Surfactant catalogs are available which list nonionic surfactants with their corresponding HLBs. Suitable for use herein are those which have an HLB of above 13.
- Such nonionic surfactants are commercially available for instance under the trade name Dobanol ®, 91-8, 91-9, 91-10 and 91-12, all from Shell.
- compositions herein should comprise from 0.1% to 20% by weight of the total composition, preferably from 2% to 10% of said hydrophilic nonionic surfactant or mixtures thereof.
- said cationic surfactant and said hydrophilic nonionic surfactant should be present in a weight ratio of cationic to nonionic of about 1:3.
- the compositions herein can be advantageously formulated as emulsions comprising two nonionic surfactants with different HLBs. Indeed, by formulating in an aqueous medium at least two different nonionic surfactants having different HLBs, a stable emulsion can be obtained.
- compositions herein comprise at least one hydrophilic nonionic surfactant, which can be the nonionic surfactant described herein before, and a more hydrophobic nonionic surfactant.
- Suitable hydrophobic surfactants to form the hydrophobic phase of the emulsion typically have an HLB of less than about 9.
- the compositions of this embodiment can be made by mixing together all the hydrophilic ingredients, i.e. water, said hydrophilic nonionic surfactant, said cationic surfactant and all other hydrophilic ingredients such as dyes, optical brighteners.
- hydrophobic ingredients are mixed, i.e. said hydrophobic nonionic surfactant together with other, optional, hydrophobic ingredients which are to be formulated in the composition, such as perfumes, solvents, enzymes, bleach activators and polymers. Then, both mixtures are mixed together.
- a bleach activator i.e. a peracid precursor
- a suitable hydrophobic bleach activator for use herein includes acetyl triethyl citrate, as described in WO 93/12067, as well as compounds according to the formula R-O-O-R' where R and R' are independently alkyl, alkenyl, alkanoyl, aryl, aroyl, alkylaryl or alkylaroyl radicals.
- the pH of the compositions herein plays a role in the chemical stability of the composition. Accordingly, the compositions herein are preferably formulated at a pH of from 1 to 7, preferably 3 to 5.
- suitable means can be used for adjusting the pH of the compositions, including organic or inorganic acids, alkanolamines and the like. It may be desirable to use alkanolamines herein, as we have found that alkanolamines have an effect on the viscosity of the product, and thus can be used as viscosity regulators, if necessary.
- compositions herein may comprise a variety of optional ingredients.
- a preferred optional feature of the compositions herein is the presence of radical scavengers, which are beneficial to the stability of the compositions herein.
- Suitable radical scavengers for use herein include the well known substituted mono and di hydroxy benzenes and their analogs, alkyl and aryl carboxylates, and mixtures thereof.
- Preferred radical scavengers for use herein include butyl hydroxy toluene, mono-tert-butyl hydroquinone, benzoic acid, toluic acid, t-butyl catechol, benzylamine, 1,1,3-tris(2-methyl-4-hydroxy-5-t-butylphenyl) butane, commercially available under the trade name Topanol CA ® ex ICI, as well as n-propyl-gallate.
- Radical scavengers when used, are typically present herein in amounts ranging from 0.01% to 2% by weight of the total composition, preferably 0.01% to 0.2%.
- compositions herein may further comprise other optionals, including anionic and cationic surfactants, to be formulated in the hydrophilic phase herein, builders and chelants, as well as aesthetics, including dyes and perfumes and the like.
- compositions according to the present invention are useful as laundry bleaches, including for the pretreatment of stains on laundry items prior washing. Indeed, pretreatment of fabrics before washing allows a close contact of the product with the stains, and the bleaching mechanism described herein occurs at a later stage, when the pretreated fabrics are contacted with warm water.
- the compositions herein can also be formulated as detergent compositions per se, or as detergency additives, to be used in addition to a detergent.
- Compositions herein can further be used as dishwashing compositions, or as hard surface cleaners, provided that contact with warm water occurs at some point in time in the washing process.
- the present invention further encompasses a process of bleaching fabrics, dishes or hard surfaces wherein said fabrics, dishes or hard surfaces are contacted with a bleaching liquor comprising a composition according to any of the preceding claims in an aqueous medium at a temperature of from 30°C to 90°C, and said bleaching liquor is subsequently rinsed off of said fabrics, dishes or hard surfaces.
- the composition described herein is first applied to fabrics, as a so-called pretreater, preferably to the stained portions of said fabrics, and said pretreated fabrics are subsequently contacted with an aqueous medium at a temperature of from 30°C to 70°C, for a period of time sufficient to bleach said fabrics.
- said bleaching liquor is formed at the time the fabrics are introduced in said aqueous medium. Subsequently, said bleaching liquor is rinsed off of said fabrics.
- composition 1 Dobanol ® 91-8 3% Coconut trimethyl ammonium chloride 1% H202 4% Sodium Coconut Alkyl Sulfate 10% Dobanol ® 23-3 5% Water and minors to balance pH 4
- Composition 2 Dobanol ® 91-8 3% Coconut trimethyl ammonium chloride 1% H202 4% Sodium Coconut Alkyl Sulfate 4% Dobanol ® 23-3 10% Water and minors to balance pH 4
- Composition 3 Dobanol ® 91-10 3% Coconut trimethyl ammonium chloride 1% H202 4% Sodium Coconut Alkyl Sulfate 2% Dobanol ® 23-3 7% Water and minors to balance pH 4
- Composition 4 Dobanol 91-8 3% Bardac ® 205M 1% H202 4% Sodium Coconut Alkyl Sulfate 2% Dobanol ® 23-3 5% Water and minors to balance pH 4
- the present invention concerns the incorporation of a specific cationic/nonionic surfactant system in a liquid peroxygen bleaching composition which allows to reduce the amount of peroxygen bleach without losing performance.
- the technical data below illustrate the present invention.
- the tests are made with the following conditions. The tests are performed on cotton fabrics, with 6 replicates per test. The fabrics are stained as indicated hereinabove, and 0.2g of prototype is applied to the stains, prior to washing. Then the fabrics are washed in a Launder-O-meter, with 5 g of Dash Ultra Powder in 500 ml water. There is no waiting period between application of the prototype on the stains, and the subsequent washing.
- Prototype A is a composition as composition 1 hereinabove, but without Dobanol® 91-8 and without cationic surfactant.
- Prototype B is the same as Prototype A, but with 7% level instead of 4% Hydrogen peroxide. The results are listed in the table below. Stains Prototype 1 vs. Prototype B 40° C Comp. 1 vs. Prototype B 40° C Prototype A vs. Prototype B 60° C Comp. 1 vs.
- Prototype B 60° C Grass -0.8 s -0.2 -1.0 s -0.3 Cocoa +0.1 +0.3 -0.9 0.0 Tea -0.4 -0.4 -0.7 -0.2 Wine -0.8 -0.3 -0.7 s 0.0 Vegetal Oil -1.0 s +0.1 -1.0 s 0.0 Blood -3.2 s -1.7 s -4.0 s -0.8 s
- the results are expressed as panel score units as evaluated by expert judges. Comparing Prototype A vs Prototype B shows that a decrease in H2O2 leads to a loss of performance. Comparing Composition 1 vs Composition B shows that Composition 1 is as good as prototype B, even though it has about half less H2O2.
- composition 2 exemplified hereinbefore is compared to a reference composition.
- composition according to the present invention performs better than an activated bleaching composition comprising a higher amount of hydrogen peroxide.
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- 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)
- Inorganic Chemistry (AREA)
- Detergent Compositions (AREA)
- Cosmetics (AREA)
Claims (10)
- Wäßrige Bleichzusammensetzung, umfassend 1 Gew.-% bis 10 Gew.-% der Gesamtzusammensetzung an Wasserstoffperoxid, ein kationisches Tensid gemäß der Formel R1R2R3R4N+X-, oder Mischungen davon, worin R1 C8-C16-Alkyl ist und worin R2, R3, R4 jeweils unabhängig voneinander C1-C4-Alkyl oder -Hydroxyalkyl, Benzyl oder (C2H4O)xH darstellen, worin x von 2 bis 5 reicht, wobei nicht mehr als einer von R2, R3, R4 Benzyl ist, und X ein Anion darstellt, wobei die Zusammensetzung weiterhin ein hydrophiles nichtionisches Tensid mit einem HLB oberhalb 13 umfaßt, oder Mischungen davon.
- Zusammensetzung nach Anspruch 1, welche Wasserstoffperoxid in Anteilen von 2 Gew.-% bis 4 Gew.-% der Gesamtzusammensetzung umfaßt.
- Zusammensetzung nach den vorangehenden Ansprüchen, welche 0,1 Gew. -% bis 20 Gew.-% der Gesamtzusammensetzung an den kationischen Tensiden, oder Mischungen davon, umfaßt, bevorzugt 1Gew.-% bis 5 Gew.-%.
- Zusammensetzung nach den vorangehenden Ansprüchen, worin das kationische Tensid Kokosnußtrimethylammoniumchlorid ist.
- Zusammensetzung nach den vorangehenden Ansprüchen, welche 0,1 Gew.-% bis 20 Gew.-% der Gesamtzusammensetzung an dem nichtionischen Tensid, oder Mischungen davon, umfaßt, bevorzugt von 2 Gew.-% bis 10 Gew.-%.
- Zusammensetzung nach den vorangehenden Ansprüchen, worin das kationische Tensid und das hydrophile nichtionische Tensid in einem Gewichtsverhältnis von kationischem Tensid zu hydrophilem nichtionischem Tensid von ungefähr 1:3 vorliegen.
- Zusammensetzung nach mindestens einem der vorangehenden Ansprüche, welche als Emulsion, mindestens zwei nichtionische Tenside mit unterschiedlichen HLBs umfassend, formuliert ist.
- Zusammensetzung nach mindestens einem der vorangehenden Ansprüche, welche weiterhin einen Bleichaktivator umfaßt.
- Verwendung einer Zusammensetzung nach mindestens einem der vorangehenden Ansprüche in einem Verfahren zum Bleichen von Textilien, Geschirr oder harten Oberflächen.
- Verfahren zum Bleichen von Textilien, worin die Textilien durch Anwendung einer Zusammensetzung nach den Ansprüchen 1 bis 8 darauf, bevorzugt auf die beschmutzen Teile der Textilien, vorbehandelt werden, und die vorbehandelten Textilien anschließend mit einem wäßrigem Medium bei einer Temperatur von 30°C bis 70°C in Kontakt gebracht werden, wobei eine Bleichlauge gebildet wird, für eine Zeitdauer ausreichend zum Bleichen der Textilien, und worin die Bleichlauge anschließend von den Textilien abgespült wird.
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE1994626597 DE69426597T2 (de) | 1994-06-17 | 1994-06-17 | Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen |
EP19940870098 EP0687727B1 (de) | 1994-06-17 | 1994-06-17 | Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen |
ES94870098T ES2152974T3 (es) | 1994-06-17 | 1994-06-17 | Composiciones blanqueantes basadas en mezclas de tensioactivos cationicos y no ionicos. |
AU25934/95A AU703720B2 (en) | 1994-06-17 | 1995-05-18 | Bleaching compositions |
CA002191572A CA2191572A1 (en) | 1994-06-17 | 1995-05-18 | Bleaching compositions |
PCT/US1995/006224 WO1995035256A1 (en) | 1994-06-17 | 1995-05-18 | Bleaching compositions |
JP8502166A JPH10503162A (ja) | 1994-06-17 | 1995-05-18 | 漂白組成物 |
MX9606568A MX9606568A (es) | 1994-06-17 | 1995-05-18 | Composiciones blanqueadoras. |
GR20000402862T GR3035270T3 (en) | 1994-06-17 | 2001-01-18 | Bleaching compositions based on benzoyl peroxide and non ionic-surfactants mixture |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19940870098 EP0687727B1 (de) | 1994-06-17 | 1994-06-17 | Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0687727A1 EP0687727A1 (de) | 1995-12-20 |
EP0687727B1 true EP0687727B1 (de) | 2001-01-17 |
Family
ID=8218649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19940870098 Expired - Lifetime EP0687727B1 (de) | 1994-06-17 | 1994-06-17 | Bleichmittelzusammensetzung auf der Basis von kationischer und nichtionischer Tensidmischungen |
Country Status (9)
Country | Link |
---|---|
EP (1) | EP0687727B1 (de) |
JP (1) | JPH10503162A (de) |
AU (1) | AU703720B2 (de) |
CA (1) | CA2191572A1 (de) |
DE (1) | DE69426597T2 (de) |
ES (1) | ES2152974T3 (de) |
GR (1) | GR3035270T3 (de) |
MX (1) | MX9606568A (de) |
WO (1) | WO1995035256A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2325471A (en) * | 1997-05-24 | 1998-11-25 | Procter & Gamble | A detergent composition |
EP0934380A4 (de) * | 1996-10-18 | 1999-12-22 | Procter & Gamble | Waschmittelzusammensetzung |
DE19801086C1 (de) * | 1998-01-14 | 1998-12-17 | Henkel Kgaa | Wäßrige Bleichmittel in Mikroemulsionsform |
GB0225668D0 (en) * | 2002-11-04 | 2002-12-11 | Unilever Plc | Laundry detergent composition |
DE60325504D1 (de) | 2002-11-04 | 2009-02-05 | Unilever Nv | Waschmittel |
WO2010109166A1 (en) * | 2009-03-25 | 2010-09-30 | Reckitt Benckiser N.V. | Composition |
GB201103974D0 (en) * | 2011-03-09 | 2011-04-20 | Reckitt Benckiser Nv | Composition |
JP4897933B1 (ja) * | 2011-04-22 | 2012-03-14 | 花王株式会社 | 液体洗浄剤組成物 |
BR112016023341A2 (pt) | 2014-04-08 | 2017-10-10 | Lonza Ag | composição desinfetante de ação rápida |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE9T1 (fr) * | 1977-06-29 | 1980-01-11 | Procter & Gamble | Additif pour blanchissage |
EP0003371A1 (de) * | 1978-01-11 | 1979-08-08 | THE PROCTER & GAMBLE COMPANY | Einen Photoaktivator und eine kationische Verbindung enthaltendes Mittel zum verbesserten Bleichen und Waschen von Textilien |
EP0004121A1 (de) * | 1978-03-13 | 1979-09-19 | THE PROCTER & GAMBLE COMPANY | Wäschereinigungsmittelzusammensetzungen mit niedrigem Phosphatgehalt |
EP0006655B1 (de) * | 1978-06-26 | 1982-10-13 | THE PROCTER & GAMBLE COMPANY | Teilchenförmiges Reinigungsmittel-Zusatzprodukt |
US4239659A (en) * | 1978-12-15 | 1980-12-16 | The Procter & Gamble Company | Detergent compositions containing nonionic and cationic surfactants, the cationic surfactant having a long alkyl chain of from about 20 to about 30 carbon atoms |
ATE5896T1 (de) * | 1979-11-03 | 1984-02-15 | The Procter & Gamble Company | Granulare waschmittelzusammensetzungen. |
US4399049A (en) * | 1981-04-08 | 1983-08-16 | The Procter & Gamble Company | Detergent additive compositions |
US4430236A (en) * | 1981-06-22 | 1984-02-07 | Texize, Division Of Mortonthiokol | Liquid detergent composition containing bleach |
IN165978B (de) * | 1985-08-20 | 1990-02-17 | Colgate Palmolive Co |
-
1994
- 1994-06-17 EP EP19940870098 patent/EP0687727B1/de not_active Expired - Lifetime
- 1994-06-17 ES ES94870098T patent/ES2152974T3/es not_active Expired - Lifetime
- 1994-06-17 DE DE1994626597 patent/DE69426597T2/de not_active Expired - Fee Related
-
1995
- 1995-05-18 JP JP8502166A patent/JPH10503162A/ja not_active Withdrawn
- 1995-05-18 MX MX9606568A patent/MX9606568A/es not_active IP Right Cessation
- 1995-05-18 WO PCT/US1995/006224 patent/WO1995035256A1/en active Application Filing
- 1995-05-18 AU AU25934/95A patent/AU703720B2/en not_active Ceased
- 1995-05-18 CA CA002191572A patent/CA2191572A1/en not_active Abandoned
-
2001
- 2001-01-18 GR GR20000402862T patent/GR3035270T3/el not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO1995035256A1 (en) | 1995-12-28 |
EP0687727A1 (de) | 1995-12-20 |
ES2152974T3 (es) | 2001-02-16 |
AU2593495A (en) | 1996-01-15 |
DE69426597T2 (de) | 2001-08-09 |
MX9606568A (es) | 1997-03-29 |
CA2191572A1 (en) | 1995-12-28 |
AU703720B2 (en) | 1999-04-01 |
JPH10503162A (ja) | 1998-03-24 |
DE69426597D1 (de) | 2001-02-22 |
GR3035270T3 (en) | 2001-04-30 |
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