WO1997019162A1 - Fabric bleaching composition - Google Patents
Fabric bleaching composition Download PDFInfo
- Publication number
- WO1997019162A1 WO1997019162A1 PCT/EP1996/004812 EP9604812W WO9719162A1 WO 1997019162 A1 WO1997019162 A1 WO 1997019162A1 EP 9604812 W EP9604812 W EP 9604812W WO 9719162 A1 WO9719162 A1 WO 9719162A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- composition according
- compound
- manganese
- composition
- sodium
- Prior art date
Links
- 0 CC1(*)C=CC(O[Mn]*)=C(C=NO)C=C1 Chemical compound CC1(*)C=CC(O[Mn]*)=C(C=NO)C=C1 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
- C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
- C11D3/395—Bleaching agents
-
- 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
- C11D3/3902—Organic or inorganic per-compounds combined with specific additives
- C11D3/3905—Bleach activators or bleach catalysts
- C11D3/3932—Inorganic compounds or complexes
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/10—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen
- D06L4/12—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs using agents which develop oxygen combined with specific additives
Definitions
- the present invention relates to fabric bleaching compositions comprising a peroxygen compound and, as bleach activator, a manganese compound.
- Bleaching compositions which contain a peroxide bleaching agent are well-known.
- the bleaching agent When soiled clothing is contacted with such bleaching compositions, usually by washing the soiled clothing in the presence of the bleaching composition at the boil, the bleaching agent functions to remove such common domestic stains as tea, coffee, fruit and wine stains from clothing. If the washing temperature is reduced to below 60°C, however, the efficacy of the the bleaching agent is correspondingly reduced.
- US-A-5 1 14 511 there is described the activation of a peroxy compound by a complex formed from a transition metal (Mn, Co, Fe or Cu) and a non-(macro)cyclic ligand, preferably 2,2-bispyridylamine or 2,2-bispyridylmethane.
- a transition metal Mn, Co, Fe or Cu
- a non-(macro)cyclic ligand preferably 2,2-bispyridylamine or 2,2-bispyridylmethane.
- a manganese complex for use as a bleach catalyst for a peroxy compound, which is a water-soluble complex of manganese II, III or IV, or mixtures thereof, with a ligand which is a non-carboxylate polyhydroxy compound, having at least three consecutive C-OH groups in its molecular structure, preferably sorbitol.
- manganese compounds are also excellent bleach catalysts for peroxy compounds and, surprisingly, relative to known bleach catalysts, provide enhanced bleach effects at low wash temperatures (e.g. at 15 to 40°C.) and/or using shorter washing times.
- the present invention provides a fabric bleaching composition
- a fabric bleaching composition comprising a) a peroxy compound; and b) 0.0005 to 0.5, preferably 0.005 to 0.05%, by weight of manganese, of a manganese compound having one of the formulae:
- R is hydrogen, alkyl, cycloalkyl or aryl
- R 2 is hydrogen, alkyl, alkoxy, halogen, cyano, NH(alkyl), N(alkyl) 2 , N ⁇ (alkyl) 3 , S0 3 M, COOM or hydroxy
- Y is a direct bond, a C 2 -C 8 - alkylene residue which is substituted or interrupted by one or more aryl or arylene groups, especially phenyl or phenylene groups, or Y is a bicyclic cyclohexylene group, especially
- Y is a residue having the formula:
- Yi is o-, m- or p-phenylene; M is hydrogen, an alkali metal atom, ammonium or a cation formed from an amine; q is 0,1 , 2 or 3; and A an anion.
- R, or R 2 is alkyl
- preferred alkyl groups are C ⁇ -C 12 -, especially C C 4 -alkyl groups.
- the alkyl groups may be unbranched or branched.
- Alkoxy groups R 2 are preferably CrC 8 -, especially d-C 4 -alkoxy groups.
- the alkoxy groups may be unbranched or branched.
- Halogen atoms R 2 are preferably bromo or, especially, chloro atoms.
- N ⁇ optionally substituted a!kyl) 2 groups are preferably N(optionally substituted C ⁇ -C alkyl) 2 groups, especially N ⁇ methyl) 2 or N(ethyl) 2 .
- N ⁇ (optionally substituted alkyl) 3 groups are preferably N e (optionally substituted C C 4 alkyl) 3 , especially N ® (methyl) 3 or N e (ethyl) 3 .
- R is cycloalkyl, it is preferably cyclopentyl or cyclohexyl.
- Ri is aryl, it is preferably a phenyl or naphthyl group. Any aryl group Ri or any aryl group which is a component of a group Y may be substituted e.g. by CrC 4 -alkyl, such as methyl, ethyl, propyl, isopropyl, butyl, isobutyl, sec.
- -butyl or tert.-butyl by d-C 4 -alkoxy such as methoxy, ethoxy, propoxy, isopropoxy, butoxy, isobutoxy, sec.-butoxy or tert.-butoxy, by halogen such as fluorine, chlorine or bromine, by C 2 -C 5 -alkanoyl, by benzoyl, by C 2 -C 5 - alkanoylamino, such as acetylamino, propionylamino or butyrylamino, by nitro, S0 3 M, CO 2 M, in which M has its previous significance, or by di-C C alkyl amino.
- Y is a C 2 -C ⁇ -alkylene residue which is substituted or interrupted by one or more aryl or arylene groups, especially phenyl or phenylene groups
- examples of preferred groups Y of this type include groups having the formula: —
- Anions A include halide, especially chloride, chlorate, sulphate, nitrate, hydroxy, d- C alkoxy, preferably methoxy, BF 4 , PF 6l CrC 4 carboxylate, especially acetate, or triflate or tosylate.
- each Ri is hydrogen
- R 2 is hydrogen
- q is 1
- Y is a direct bond, C 2 -C 8 -alkylene interrupted or substituted by optionally substituted o-, m- or p-phenylene, a bicyclic cyclohexylene group or Y is optionally substituted o-, - or p- phenylene and A is hydroxy.
- each R is hydrogen
- R 2 is hydrogen
- q is 0 or 1
- A is hydroxy.
- each R 2 is hydrogen, OH or SO3M in which M has its previous significance and is preferably Na and q is 0 or 1 and for the compounds of formula (3) or (4), A is hydroxy.
- each of the compounds of formula (1 ) to (5) it is preferred that they are used in neutral form, i.e. that M, when present, is other than hydrogen, preferably a cation formed from an alkali metal, in particular sodium, or from an amine.
- the compounds of formula (1 ) to (5) may be produced by known methods, e.g. by the methods analogous to those disclosed in US Patent 4,655,785 relating to similar copper compounds.
- the peroxy component a) of the fabric bleaching compositions of the present invention may be hydrogen peroxide, a compound which liberates hydrogen peroxide, a peroxyacid, a peroxyacid bleach precursor or a mixture thereof.
- Compounds which liberate hydrogen peroxide include, e.g., inorganic compounds such as alkali metal peroxides, -perborates, -percarbonates, -perphosphates and -persulfates and organic compounds such as peroxylauric acid, peroxybenzoic acid, 1 ,12-diperoxydodecanoic acid, diperoxyisophthalic acid and urea peroxide, as well as mixtures thereof.
- Sodium percarbonate and sodium perborate, in particular sodium perborate monohydrate, are preferred.
- Peroxyacid compounds and peroxyacid bleach precursors are also well known and a summary of references describing them is provided in the above-mentioned US-A-51 14606.
- peroxyacid bleach precursors examples include benz(4H)-1 ,3-oxazin-4-one derivatives, especially substituted 2-phenyl-benz(4H)-1 ,3- oxazin-4-one
- SPCC 2-(N,N,N-trimethyl ammonium) ethyl sodium-4-sulfophenyl carbonate chloride
- N-octyl, N,N-dimethyl-N10-carbophenoxy decyl ammonium chloride (ODC) N-octyl, N,N-dimethyl-N10-carbophenoxy decyl ammonium chloride (ODC)
- N,N,N ⁇ N'-tetraacetyl ethylene diamine sodium-1 -methyl-2-benzoyloxy benzene-4-sulfonate sodium-4-methyl-3-benzoyloxy benzoate and sodium nonanoyloxybenzene sulfonate (NOBS).
- the substituted 2-phenyl-benz(4H)-1 ,3-oxazin-4-one, NOBS and TAED precursors are preferred.
- the amount of the peroxy compound in the fabric bleaching composition according to the invention ranges from 0.5 to 50%, especially from 2 to 20% by weight, based on the total weight of the composition.
- the fabric bleaching compositions of the present invention preferably also comprises a surfactant and a detergent builder component.
- the surfactant component is preferably an anionic surfactant, a nonionic surfactant or a mixture thereof and is preferably present in an amount of 5 to 50%, especially 5 to 25% by weight, based on the total weight of the fabric bleaching composition.
- the anionic surfactant component may be, e.g., a sulphate, sulphonate or carboxylate surfactant, or a mixture of these.
- Preferred sulphates are alkyl sulphates having 12-22 carbon atoms in the alkyl radical, optionally in combination with alkyl ethoxy sulphates having 10-20 carbon atoms in the alkyl radical.
- Preferred sulphonates include alkyl benzene sulphonates having 9-15 carbon atoms in the alkyl radical.
- the cation is preferably an alkali metal, especially sodium.
- Preferred carboxylates are alkali metal sarcosinates of formula R-CO(R 1 )CH 2 COOM 1 in which R is alkyl or alkenyl having 9-17 carbon atoms in the alkyl or alkenyl radical, R 1 is C C alkyl and M 1 is alkali metal.
- the nonionic surfactant component may be, e.g., a condensate of ethylene oxide with a C 9 - C 1 5 primary alcohol having 3-8 moles of ethylene oxide per mole.
- the detergent builder component is preferably present in an amount of 5 to 80%, especially 0 to 60% by weight, based on the total weight of the fabric bleaching composition.
- lt may be an alkali metal phosphate, especially a tripolyphosphate; a carbonate or bicarbonate, especially the sodium salts thereof; a silicate; an aluminosilicate; a polycarboxylate; a polycarboxylic acid; an organic phosphonate; or an aminoalkylene poly (alkylene phosphonate); or a mixture of these.
- Preferred silicates are crystalline layered sodium silicates of the formula NaHSi m ⁇ 2 m +1 .pH 2 0 or Na 2 Si m O 2m+ ⁇ .pH 2 0 in which m is a number from 1.9 to 4 and p is 0 to 20.
- aluminosilicates are the commercially-available synthetic materials designated as Zeolites A, B, X, and HS, or mixtures of these. Zeolite A is preferred.
- Preferred polycarboxylates include hydroxypolycarboxylat.es, in particular citrates, polyacrylates and their copolymers with maleic anhydride.
- Preferred polycarboxylic acids include nitrilotriacetic acid and ethylene diamine tetra-acetic acid.
- Preferred organic phosphonates or aminoalkylene poly (alkylene phosphonates) are alkali metal ethane 1 -hydroxy diphosphonates, nitrilo trimethylene phosphonates, ethylene diamine tetra methylene phosphonates and diethylene triamine penta methylene phosphonates.
- the fabric bleaching compositions of the invention preferably also contain one or more agents capable of binding manganese, in particular an aminocarboxylate, an aminophosphonate, a polyamine or a mixture of these.
- aminocarboxylates include ethylenediaminetetraacetate, N-hydroxy-ethylenediaminetriacetate, nitrilotriacetate, ethylenediaminetetrapropionate, triethylenetetraaminehexaacetate, diethylenetriaminepentaacetate, ethylenediaminedisuccinate, especially the S,S isomer, and ethanoldiglycine, each in their acid forms or as the respective alkali metal, ammonium or substituted ammonium salts, as well as mixtures thereof.
- aminophosphonates include diethylenetriaminepentamethylene phosphonic acid and salts thereof.
- polyamines are, e.g., diethylenetriamine, pentamethyldiethylenetriamine, 1 ,1 ',7,7'-tetramethyl-4-hydroxymethyl-diethylenetriamine and 1 ,4,4'-trimethyl-1 '-hydroxymethyl-ethylenediamine.
- Most preferred agents capable of binding manganese are diethylenetriaminepentamethylene phosphonic acid, diethylenetriaminepentaacetic acid, tnethylenetetraaminehexaacetic acid and salts thereof, and diethylenetriamine.
- the agent capable of binding manganese is generally present in an amount of 0.1 to 10%, preferably from 0.1 to 3% by weight, based on the weight of the fabric bleaching composition.
- the presence of the agent capable of binding manganese in the fabric bleaching compositions of the invention has the desired effect of reducing any fabric damage which may be caused by the use of the manganese compounds of formula (1 ) to (5).
- the fabric bleaching compositions of the invention may contain, in addition to the components already mentioned, one or more of fluorescent whitening agents, such as a bis-triazinylamino-stilbene-disulphonic acid, a bis-triazolyl-stilbene-disulphonic acid, a bis- styryl-biphenyl, a bis-benzofuranylbiphenyl, a bis-benzoxalyl derivative, a bis-benzimidazolyl derivative, a coumarine derivative or a pyrazoline derivative; soil suspending agents, for example sodium carboxymethylcellulose; salts for adjusting the pH, for example alkali or alkaline earth metal silicates; foam regulators, for example soap; salts for adjusting the spray drying and granulating properties, for example sodium sulphate; perfumes; and also, if appropriate, antistatic and softening agents; such as smectite clays; enzymes, such as proteases, cellulases, lipa
- a particularly preferred fabric bleaching composition co-additive is a polymer known to be useful in preventing the transfer of labile dyes between fabrics during the washing cycle.
- Preferred examples of such polymers are polyvinyl pyrrolidones, optionally modified by the inclusion of an anionic or cationic substituent, especially those having a molecular weight in the range from 5000 to 60,000, in particular from 10,00 to 50,000.
- such polymer is used in an amount ranging from 0.05 to 5%, preferably 0.2-1.7% by weight, based on the weight of the detergent.
- the formulation of the fabric bleaching compositions of the invention may be conducted by any conventional technique.
- the fabric bleaching composition may be formulated as a solid; or as a non-aqueous Iiquid fabric bleaching composition, containing not more than 5, preferably 0-1 wt.% of water, and based on a suspension of a builder in a non-ionic surfactant, as described, e.g., in GB-A- 2158454.
- the fabric bleaching composition is in powder or granulate form.
- Such powder or granulate forms may be produced by firstly forming a base powder by spray-drying an aqueous slurry containing all the said components , apart from the components a) and b); then adding the components a) and b) by dry-blending them into the base powder.
- the component b) may be added to an aqueous slurry containing the surfactant and builder components, followed by spray-drying the slurry prior to dry-blending component a) into the mixture.
- a nonionic component is not present, or is only partly present in an aqueous slurry containing anionic surfactant and builder components; component b) is incorporated into the nonionic surfactant component, which is then added to the spray-dried base powder; and finally component a) is dry-blended into the mixture.
- the present invention also comprises a bleaching and/or cleaning process comprising contacting a fabric to be bleached and/or cleaned with an effective amount of a fabric bleaching composition according to the present invention.
- a bleaching and/or cleaning process comprising contacting a fabric to be bleached and/or cleaned with an effective amount of a fabric bleaching composition according to the present invention.
- the amount of the fabric bleaching composition used is such that the amount of manganese compound b) provides from 0.001 to 100 ppm, preferably from 0.01 to 20 ppm of manganese in the bleaching and/or cleaning bath.
- Example 1 The following Examples serve to illustrate the invention; parts and percentages are by weight, unless otherwise stated. Example 1
- Example 6 Using a procedure similar to that described in Example 1 , the compound having the formula (106) is obtained in a yield of 75% of theory:
- a standard (ECE) washing powder is made up from the following components in the indicated proportions:
- An aqueous wash Iiquid is then made up and contains 7.5 g/l of the ECE powder, 1.13 g/l of sodium perborate monohydrate and 0.015 g/l of the compound of formula (101 ) as described in Example 1 or 0.015 g/l of the compound of formula (105) as described in Example 5.
- aqueous wash liquid made up using town water of 12 degrees of hardness
- test cotton fabric soiled with tea stains there are placed 12.5 g. of test cotton fabric soiled with tea stains, as well 37.5 g. of bleached cotton (i.e. giving a liquor ratio of 1 :8).
- the respective wash baths are each heated from 15°C. to the test temperature of 40°C.over a period of 10 minutes; and held at the test temperature for a further 10 minutes.
- the respective swatches are then rinsed under flowing, cold town water, spun dry and ironed.
- the brightness value (Y) of the respective test swatches is then determined using an ICS SF 500 spectrophotometer.
- the value Y provides a measure of the level of bleach effect achieved. A difference of 1 Y unit is clearly detectable visually.
- the respective Y values are determined for each of the washed goods at 40°C. using perborate alone (i.e. using no compound of formula 101 or 105).
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Textile Engineering (AREA)
- Inorganic Chemistry (AREA)
- Detergent Compositions (AREA)
Abstract
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019980703647A KR19990067620A (en) | 1995-11-18 | 1996-11-05 | Fabric bleaching composition |
AU75645/96A AU7564596A (en) | 1995-11-18 | 1996-11-05 | Fabric bleaching composition |
JP9519327A JP2000500518A (en) | 1995-11-18 | 1996-11-05 | Fiber bleaching composition |
US09/077,047 US6528469B2 (en) | 1995-11-18 | 1996-11-05 | Fabric bleaching composition |
EP96938083A EP1021516A1 (en) | 1995-11-18 | 1996-11-05 | Fabric bleaching composition |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9523654.3A GB9523654D0 (en) | 1995-11-18 | 1995-11-18 | Fabric bleaching composition |
GB9523654.3 | 1995-11-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997019162A1 true WO1997019162A1 (en) | 1997-05-29 |
Family
ID=10784121
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1996/004812 WO1997019162A1 (en) | 1995-11-18 | 1996-11-05 | Fabric bleaching composition |
Country Status (7)
Country | Link |
---|---|
US (1) | US6528469B2 (en) |
EP (1) | EP1021516A1 (en) |
JP (1) | JP2000500518A (en) |
KR (1) | KR19990067620A (en) |
AU (1) | AU7564596A (en) |
GB (2) | GB9523654D0 (en) |
WO (1) | WO1997019162A1 (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0955289A2 (en) * | 1998-04-06 | 1999-11-10 | Ciba SC Holding AG | Method of treatment of textiles |
US6486110B2 (en) | 1997-09-09 | 2002-11-26 | Ciba Specialty Chemicals Corporation | Fabric care method |
WO2004104155A1 (en) * | 2003-05-21 | 2004-12-02 | Ciba Specialty Chemicals Holding Inc. | Stable particulate composition comprising bleach catalysts |
KR100470889B1 (en) * | 1997-12-30 | 2005-06-07 | 주식회사 엘지생활건강 | Bleach Detergent Composition Containing Manganese Complex |
EP3382004A1 (en) | 2017-03-28 | 2018-10-03 | Basf Se | Acylhydrazone granules for use in laundry detergents |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19714122A1 (en) * | 1997-04-05 | 1998-10-08 | Clariant Gmbh | Bleach-active metal complexes |
EP1159259A1 (en) * | 1999-03-08 | 2001-12-05 | Ciba SC Holding AG | Manganese complexes of salen ligands and the use thereof |
WO2001005925A1 (en) * | 1999-07-14 | 2001-01-25 | Ciba Specialty Chemicals Holding Inc. | Metal complexes of tripodal ligands |
DE10226522A1 (en) * | 2002-06-14 | 2003-12-24 | Degussa | Use of transition metal complexes with nitrogen-containing multidentate ligands as a bleaching catalyst and bleaching agent composition |
DE10227774A1 (en) * | 2002-06-21 | 2004-01-08 | Degussa Ag | Use of transition metal complexes with nitrogen-containing multidentate ligands as a bleaching catalyst and bleaching agent composition |
DE10227775A1 (en) * | 2002-06-21 | 2004-02-19 | Degussa Ag | Use of transition metal complexes with nitrogen-containing multidentate ligands as a bleaching catalyst and bleaching agent compositions |
GB0222105D0 (en) * | 2002-09-24 | 2002-10-30 | Unilever Plc | Thermally labile bleaching composition |
DE102007006908A1 (en) * | 2007-02-13 | 2008-08-14 | Cht R. Beitlich Gmbh | Catalyzed peroxide bleaching ("catalyst bleaching") |
EP3535370B1 (en) | 2016-11-01 | 2020-09-09 | The Procter & Gamble Company | Methods of using leuco colorants as bluing agents in laundry care compositions |
US20180119070A1 (en) | 2016-11-01 | 2018-05-03 | The Procter & Gamble Company | Leuco colorants as bluing agents in laundry care compositions, packaging, kits and methods thereof |
EP3444328A1 (en) | 2017-08-18 | 2019-02-20 | The Procter & Gamble Company | Cleaning agent |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0392592A2 (en) * | 1989-04-13 | 1990-10-17 | Unilever N.V. | Bleach activation |
EP0630964A2 (en) * | 1993-06-19 | 1994-12-28 | Ciba-Geigy Ag | Inhibition of re-absorption of migrating dyes in the wash liquor |
EP0693550A2 (en) * | 1994-07-21 | 1996-01-24 | Ciba-Geigy Ag | Fabric bleaching composition |
EP0717103A2 (en) * | 1994-12-15 | 1996-06-19 | Ciba-Geigy Ag | Inhibition of dye migration |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3573626D1 (en) | 1984-05-22 | 1989-11-16 | Ciba Geigy Ag | Process for the photochemical stabilisation of materials containing polyamide fibres |
GB9003741D0 (en) | 1990-02-19 | 1990-04-18 | Unilever Plc | Bleach activation |
EP0544490A1 (en) | 1991-11-26 | 1993-06-02 | Unilever Plc | Detergent bleach compositions |
-
1995
- 1995-11-18 GB GBGB9523654.3A patent/GB9523654D0/en active Pending
-
1996
- 1996-11-05 KR KR1019980703647A patent/KR19990067620A/en active IP Right Grant
- 1996-11-05 US US09/077,047 patent/US6528469B2/en not_active Expired - Fee Related
- 1996-11-05 AU AU75645/96A patent/AU7564596A/en not_active Abandoned
- 1996-11-05 JP JP9519327A patent/JP2000500518A/en not_active Withdrawn
- 1996-11-05 EP EP96938083A patent/EP1021516A1/en not_active Withdrawn
- 1996-11-05 WO PCT/EP1996/004812 patent/WO1997019162A1/en not_active Application Discontinuation
- 1996-11-12 GB GB9623501A patent/GB2307250A/en not_active Withdrawn
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0392592A2 (en) * | 1989-04-13 | 1990-10-17 | Unilever N.V. | Bleach activation |
US5114611A (en) * | 1989-04-13 | 1992-05-19 | Lever Brothers Company, Divison Of Conopco, Inc. | Bleach activation |
EP0630964A2 (en) * | 1993-06-19 | 1994-12-28 | Ciba-Geigy Ag | Inhibition of re-absorption of migrating dyes in the wash liquor |
EP0693550A2 (en) * | 1994-07-21 | 1996-01-24 | Ciba-Geigy Ag | Fabric bleaching composition |
EP0717103A2 (en) * | 1994-12-15 | 1996-06-19 | Ciba-Geigy Ag | Inhibition of dye migration |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6486110B2 (en) | 1997-09-09 | 2002-11-26 | Ciba Specialty Chemicals Corporation | Fabric care method |
US6562775B2 (en) | 1997-09-09 | 2003-05-13 | Ciba Specialty Chemicals Corporation | Fabric care method |
KR100470889B1 (en) * | 1997-12-30 | 2005-06-07 | 주식회사 엘지생활건강 | Bleach Detergent Composition Containing Manganese Complex |
EP0955289A2 (en) * | 1998-04-06 | 1999-11-10 | Ciba SC Holding AG | Method of treatment of textiles |
EP0955289A3 (en) * | 1998-04-06 | 1999-12-01 | Ciba SC Holding AG | Method of treatment of textiles |
US6737391B2 (en) | 1998-04-06 | 2004-05-18 | Ciba Specialty Chemicals Corporation | Process for treating textile materials |
WO2004104155A1 (en) * | 2003-05-21 | 2004-12-02 | Ciba Specialty Chemicals Holding Inc. | Stable particulate composition comprising bleach catalysts |
AU2004241037B2 (en) * | 2003-05-21 | 2010-07-08 | Basf Se | Stable particulate composition comprising bleach catalysts |
EP3382004A1 (en) | 2017-03-28 | 2018-10-03 | Basf Se | Acylhydrazone granules for use in laundry detergents |
Also Published As
Publication number | Publication date |
---|---|
JP2000500518A (en) | 2000-01-18 |
GB9623501D0 (en) | 1997-01-08 |
GB2307250A (en) | 1997-05-21 |
KR19990067620A (en) | 1999-08-25 |
AU7564596A (en) | 1997-06-11 |
US20010003737A1 (en) | 2001-06-14 |
EP1021516A1 (en) | 2000-07-26 |
GB9523654D0 (en) | 1996-01-17 |
US6528469B2 (en) | 2003-03-04 |
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