EP2970837A1 - Procédé de lavage et de nettoyage de textiles - Google Patents

Procédé de lavage et de nettoyage de textiles

Info

Publication number
EP2970837A1
EP2970837A1 EP14709883.4A EP14709883A EP2970837A1 EP 2970837 A1 EP2970837 A1 EP 2970837A1 EP 14709883 A EP14709883 A EP 14709883A EP 2970837 A1 EP2970837 A1 EP 2970837A1
Authority
EP
European Patent Office
Prior art keywords
liquid composition
acid
surfactants
anionic surfactants
group
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.)
Withdrawn
Application number
EP14709883.4A
Other languages
German (de)
English (en)
Inventor
Johannes Himmrich
Hans-Jürgen SCHOLZ
Wolfgang Walther
Joachim Erbes
Stefan RIEGELBECK
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Weylchem Switzerland AG
Original Assignee
Weylchem Switzerland AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Weylchem Switzerland AG filed Critical Weylchem Switzerland AG
Publication of EP2970837A1 publication Critical patent/EP2970837A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/38—Products with no well-defined composition, e.g. natural products
    • C11D3/386—Preparations containing enzymes, e.g. protease or amylase
    • C11D3/38618—Protease or amylase in liquid compositions only
    • 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
    • C11D1/02—Anionic compounds
    • C11D1/12—Sulfonic acids or sulfuric acid esters; Salts thereof
    • C11D1/22—Sulfonic acids or sulfuric acid esters; Salts thereof derived from aromatic 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
    • C11D1/83—Mixtures of non-ionic with anionic 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
    • C11D3/16—Organic compounds
    • C11D3/38—Products with no well-defined composition, e.g. natural products
    • C11D3/386—Preparations containing enzymes, e.g. protease or amylase
    • 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
    • C11D3/3907—Organic 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
    • C11D3/3902—Organic or inorganic per-compounds combined with specific additives
    • C11D3/3905—Bleach activators or bleach catalysts
    • C11D3/3907—Organic compounds
    • C11D3/3917—Nitrogen-containing 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
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/10—Objects to be cleaned
    • C11D2111/12—Soft surfaces, e.g. textile
    • 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
    • C11D2111/00—Cleaning compositions characterised by the objects to be cleaned; Cleaning compositions characterised by non-standard cleaning or washing processes
    • C11D2111/40—Specific cleaning or washing processes
    • C11D2111/44—Multi-step processes

Definitions

  • the invention relates to a method for washing and cleaning of textiles wherein in the washing and cleaning process, first a liquid composition, d. H. a liquid detergent containing one or more surfactants and one or more
  • Liquid detergents are enjoying a rapidly increasing popularity in the market, because they can be dosed easily and without dust generation, the washing active
  • Wash liquor one or more bleaches are added to the wash liquor.
  • CONFIRMATION COPY The invention therefore provides a process for washing and cleaning textiles, characterized in that
  • Wash liquor one or more bleaches are added to the wash liquor.
  • the washing and cleaning performance of the process according to the invention is significantly greater than in processes in which bleaches on the one hand and surfactants and enzymes, preferably enzymes, on the other hand used simultaneously.
  • WO 01/60966 A1 describes a composition in a water-soluble bag, wherein the bag comprises at least two chambers and each chamber contains a different constituent of the composition, wherein a first chamber contains a first constituent, the first constituent a liquid matrix and a
  • compositions are used in washing processes.
  • WO 02/08380 A1 discloses an article comprising a first bag of a water-soluble material which comprises in its interior: a) a first solid or liquid composition and b) a second bag of one
  • Composition includes.
  • the item can be, for example
  • EP 2 014 756 A1 describes a bag for detergent applications comprising a water-soluble film comprising at least two chambers, the first chamber containing a liquid component containing a bleach activator and the second chamber containing a solid component containing a peroxide source.
  • WO 2011/159510 A1 discloses a multi-chamber bag comprising a first
  • Composition and contains the solid composition, an oxygen bleach source, a bleach activator and a polycarboxylate polymer and the second chamber contains a liquid composition and the liquid
  • composition contains a low molecular weight solvent.
  • the solid and / or liquid compositions may optionally include others
  • liquid compositions are understood as meaning all liquid or flowable administration forms.
  • Liquid or flowable in the sense of the present invention are compositions which are pourable and have viscosities of from 5 to 60,000 mPas
  • the liquid compositions have viscosities of from 100 to 20,000 mPas, more preferably from 300 to 10,000 mPas, and most preferably from 400 to 5,000 mPas.
  • liquid compositions may be gelatinous or paste-like, they may be present as homogeneous solutions or as suspensions, be presented in so-called pouches or be formulated in otherwise customary dosage forms.
  • the liquid composition contains one or more anionic surfactants selected from the surfactant classes of sulfonates, sulfates, carboxylates and phosphates whose counterions are selected from the group consisting of the cations of sodium, potassium, calcium, magnesium, NH 4 + and quaternary
  • Hydrogen a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, monounsaturated or polyunsaturated alkenyl group with
  • the liquid composition contains one or more anionic surfactants and is the one or more anionic surfactants of the liquid composition selected from the surfactant classes of sulfonates, sulfates, carboxylates and phosphates and the counterions of the anionic surfactants of the liquid composition selected from the group consisting of the cations of sodium, potassium, calcium, magnesium, NH 4 + and quaternary ammonium ions
  • R 1 , R 2 and R 3 independently of one another are hydrogen, a linear or branched alkyl group having 1 to 22 carbon atoms, a linear or branched, mono- or polyunsaturated alkenyl group having 2 to 22 carbon atoms, a linear mono-hydroxyalkyl group having 2 to 10 carbon atoms, preferably a mono-hydroxyethyl or mono-hydroxypropyl group, as well as a linear or branched di-hydroxyalkyl group having 3 to 10 carbon atoms.
  • the counterions of the one or more anionic surfactants are selected from the surfactant classes of the sulfonates, sulfates, carboxylates and phosphates selected from the group consisting of the cations of sodium, potassium, calcium and magnesium.
  • the liquid composition contains one or more secondary paraffin sulfonates.
  • Secondary paraffin sulfonates are surfactants that statistically predominantly contain a SOaX group in secondary position at the
  • the paraffin hydrocarbon chains are predominantly linear and only a minor proportion of 5% by weight or less branched paraffin chains having 8 to 22 carbon atoms.
  • secondary paraffin sulfonates having 13 to 17 carbon atoms in the paraffin group.
  • the preferred primary sulfonates contain linear alkyl or alkenyl chains of 9 to
  • olefin sulfonates obtained by sulfonation of C-12-C-24,
  • Cu-cis ⁇ -olefins are obtained with sulfur trioxide and subsequent neutralization. Due to the preparation process, these olefin sulfonates may contain minor amounts of hydroxyalkanesulfonates and alkanedisulfonates.
  • alkenyl or alkylbenzenesulfonates are also preferred.
  • alkenyl or alkylbenzenesulfonates are also preferred.
  • Alkyl group may be branched or linear and optionally substituted with a hydroxyl group.
  • the preferred alkyl benzene sulfonates contain linear alkyl chains of 9 to 25 carbon atoms, and preferably 10 to 13 carbon atoms.
  • R 1 is a C 8 -C 20 -hydrocarbon radical, preferably alkyl
  • R is a C-i -C6 hydrocarbon radical, preferably alkyl.
  • M is a cation that forms a water-soluble salt with the ester sulfonate.
  • methyl ester sulfonates in which R 1 is Cio-Ci6-alkyl and R is methyl.
  • Preferred sulfates are water-soluble salts of the formula ROSO3M, wherein R is a Cio-C 2 4 hydrocarbon radical, preferably an alkyl or hydroxyalkyl radical
  • Ci 0 -C 20 alkyl more preferably a C 12 -C 18 alkyl or hydroxyalkyl.
  • M is sodium, potassium, calcium, magnesium or a mixture thereof.
  • Preferred ether sulfates are water-soluble salts of the linear formula RO (A) m SO 3 M, where R is an unsubstituted C 10 -C 24 hydrocarbon radical
  • C-io-C-24 hydrocarbon radical preferably a C 0 -C 24 -hydroxyalkyl particularly preferably represents, for a C12-C20 alkyl or hydroxyalkyl group, particularly preferably a Ci-2 -Ci8 alkyl or hydroxyalkyl radical.
  • A is an ethoxy (EO) or propoxy (PO) unit, m is a number greater than 0, preferably between
  • 0.5 and 6 more preferably between 0.5 and 3 and M is a cation such as. As sodium, potassium, calcium, magnesium or a mixture thereof.
  • C12 to Cie fatty alcohol ether sulfates wherein the content of EO
  • anionic surfactants are carboxylates, in particular
  • the soaps may be saturated or unsaturated and may contain various substituents such as hydroxyl groups or ⁇ -sulfonate groups.
  • Preferred are linear saturated or unsaturated hydrocarbon radicals as hydrophobic moiety having 6 to 30 and preferably 10 to 18 carbon atoms.
  • the liquid composition contains one or more anionic surfactants selected from the group consisting of the salts of lauric, myristic, palmitic, stearic, behenic, hydrogenated erucic, oleic, linoleic, linolenic and mixtures thereof and the salts thereof Fatty acids or fatty acid mixtures of natural fats and oils, preferably from coconut oil, soybean oil, rapeseed oil, sunflower oil, canola oil, palm oil, palm kernel oil, olive oil and tallow fat.
  • anionic surfactants selected from the group consisting of the salts of lauric, myristic, palmitic, stearic, behenic, hydrogenated erucic, oleic, linoleic, linolenic and mixtures thereof and the salts thereof Fatty acids or fatty acid mixtures of natural fats and oils, preferably from coconut oil, soybean oil, rapeseed oil, sunflower oil, canola oil, palm oil, palm kernel oil, olive
  • the liquid composition preferably comprises one or more nonionic surfactants selected from the surfactant classes of the alkoxylated fatty alcohols,
  • the liquid composition preferably contains one or more nonionic surfactants and is the one or more nonionic surfactants of the liquid composition selected from the surfactant classes of the alkoxylated fatty alcohols, fatty acid amides, alkoxylated fatty acid amides, alkylphenol polyglycol ethers, amine oxides, polyhydroxy fatty acid amides and alkyl polyglycosides.
  • the alkyl or alkenyl chain of the alkoxylated fatty alcohols may be linear or branched, primary or secondary, and generally contains from 8 to 22 carbon atoms.
  • the liquid composition contains one or more nonionic surfactants selected from condensation products of C 0 - C 2 o-alcohols having from 2 to 18 moles of ethylene oxide per 1 mol of alcohol.
  • the alcohol ethoxylates may have a narrow range (“narrow range ethoxylates") or a broad homolog distribution of the ethylene oxide (“Broad Range Ethoxylates").
  • Tergitol ® 15-S-9 the condensation product of a linear secondary Cn-Ci 5 alcohol with 9 moles ethylene oxide
  • Tergitol ® 24-L-NMW the condensation product of a linear primary C 2 -C - Alcohol with 6 moles of ethylene oxide with a narrow molecular weight distribution
  • This product class also includes the Genapol ® brands from Clariant.
  • R is an alkyl group having 7 to 21, preferably 9 to 17 carbon atoms and
  • each R is hydrogen, dC 4 alkyl, dC (H 4 0 C 2) x H 4 hydroxyalkyl or where x varies 1 to 3
  • C8-C are preferably 2 o-amides, -monoethanolamide, diethanolamides
  • polyethylene, polypropylene and polybutylene oxide condensates of alkylphenols are also preferred.
  • These compounds include the condensation products of Alkylphenols having a Ce- to C2o-alkyl group, which may be either linear or branched, with alkene oxides.
  • These surfactants are used as alkylphenol alkoxylates, e.g. B.
  • Alkylphenol ethoxylates called.
  • R here is an alkyl, hydroxyalkyl or alkylphenol group with a
  • R 2 is an alkylene or hydroxyalkylene group having 2 to
  • each R is an alkyl or hydroxyalkyl group having 1 to 3 carbon atoms or a polyethylene oxide group having 1 to 3 ethylene oxide units and x is a number from 0 to 10.
  • R 1 CO for an aliphatic acyl radical having 6 to 22 carbon atoms
  • R 2 is hydrogen, an alkyl or hydroxyalkyl radical having 1 to 4 carbon atoms and
  • Z is a linear or branched polyhydroxyalkyl radical having 3 to
  • alkyl polyglycosides of the formula RO (G) x where R is a primary straight-chain or methyl-branched, in particular in the 2-position
  • methyl branched, aliphatic radical having 8 to 22, preferably 12 to
  • the degree of oligomerization x which indicates the distribution of monoglycosides and oligoglycosides, is preferably a number between 1 and 10, more preferably x is between 1, 2 and 1, 4.
  • the liquid contains
  • Composition one or more alkanolamines or their salts.
  • composition free from alkanolamines and their salts This means
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants.
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants and is
  • Composition > 10.0 wt .-%, based on the total weight of the liquid composition.
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants and is
  • Composition > 25.0 wt .-%, based on the total weight of the liquid composition.
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants and is the total concentration of the one or more anionic surfactants and the one or more nonionic surfactants together in the liquid composition from 30 to 50% by weight, based on the total weight of the liquid composition.
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants and is the total concentration of the one or more anionic surfactants and the one or more nonionic surfactants together in the liquid composition> 50 wt .-% and most preferably> 50 to 80 wt.%, Based on the total weight of the liquid composition.
  • the liquid composition contains one or more anionic surfactants and one or more nonionic surfactants, and the one or more anionic surfactants of the liquid composition and the one or more nonionic surfactants of the liquid composition in the liquid composition in a weight ratio of
  • anionic surfactant to nonionic surfactant from 10: 1 to 1:10, more preferably from 5: 1 to 1: 5, particularly preferably from 3: 1 to 1: 3 and
  • the liquid composition contains at least 10% by weight, in particular 10 to 50% by weight and very particularly preferably 20 to 40% by weight, based on the total weight of the liquid
  • composition of anionic surfactants.
  • the liquid composition contains at least 1 to 30% by weight and particularly preferably 5 to 20% by weight, based on the total weight of the liquid composition, of nonionic surfactants.
  • the liquid composition contains anionic surfactants and nonionic surfactants, wherein the content of
  • anionic surfactants is greater than the content of nonionic surfactants, and wherein the content of anionic surfactants very particularly preferably 20 to 40 wt.% And the content of nonionic surfactants is very particularly preferably 5 to 20% by weight and the weights are based on the total weight of the liquid
  • Composition are related.
  • the liquid composition contains one or more enzymes selected from the group consisting of proteases, amylases, mannases, lipases, endolases, pectinases, cellulases, pullinases, cutinases and peroxidases.
  • enzymes conventional enzymes can be used.
  • the liquid composition contains one or more enzymes selected from the group consisting of proteases, amylases, mannases, lipases, endolases, pectinases, cellulases, pullinases, cutinases and peroxidases.
  • Proteases are available, for example, Liquanase ® Ultra 2.0 XL, BLAP ®, Opticlean ®, Maxacal ®, Maxapem ®, Esperase ®, Savinase ®, Purafect ®, OxP and / or Duraxym ®,
  • amylases example Steinzyme ® Plus 12L, Termamyl ®, amylase ® LT,
  • Mannasen for example, Mannaway 4.0 L,
  • Endolase® ® 5000L Endolase® ® 5000L
  • pectinases for example Pectinex 3X L and / or Pectinex Ultra SPL and
  • the total concentration of the one or more enzymes and preferably the one or more enzymes selected from the group consisting of proteases, amylases, mannases, lipases, endolases, pectinases, cellulases, pullinases, cutinases and peroxidases in the liquid composition is at least 0.001 wt .-%, particularly preferably 0.01 to 10 wt .-%, particularly preferably 0.1 to 5 wt .-% and most preferably 1 to 3 wt .-% based on the total weight of the liquid composition.
  • the one or more bleaching agents are used in an amount such that the weight ratio of the one or more surfactants of the liquid composition to the one or more bleaching agents is from 100: 1 to 1: 1, more preferably from 50: 1 to 2 Is 1, more preferably from 40: 1 to 4: 1, and most preferably from 30: 1 to 5: 1.
  • Bleaching agents are, on the one hand, compounds which are associated with
  • Temperatures e.g., ⁇ 70 ° C bleach much more effectively than the bleaches alone.
  • Suitable bleaching agents are hydrogen peroxide and inorganic persalts, preferably percarbonates, perborates, persulfates and persilicates, in particular in the form of alkali metal salts. Particularly preferred such bleaching agents are
  • Hydrogen peroxide sodium perborate (monohydrate and tetrahydrate) and / or
  • Sodium percarbonate particularly preferably sodium perborate (monohydrate and
  • Tetrahydrate Tetrahydrate
  • sodium percarbonate Tetrahydrate
  • the one or more bleaching agents are selected from the group consisting of
  • Bleach activator act Suitable such bleaching agents are peracids or their salts.
  • peracids or peracid salts are peroxycarboxylic acids and their salts according to the formula
  • R is an alkyl group, aralkyl group, cycloalkyl group, aryl group or heterocyclic group, preferably a linear or branched, substituted or unsubstituted alkyl group, particularly preferably an alkyl group having 6 to 9 carbon atoms
  • X + is a suitable Counterion, preferably an H + , potassium or sodium ion means. Preference is given to peroxyhexanoic acid,
  • Peroxydecanoic acid and its salts are particularly preferred. Further particularly preferred peracids or peracid salts are
  • R is an alkyl group, aralkyl group, cycloalkyl group, aryl group or heterocyclic group, preferably a linear or branched, substituted or unsubstituted alkyl group, particularly preferably an alkyl group having 6 to 9 carbon atoms
  • X + is a suitable counterion, preferably H + , a potassium or sodium ion.
  • bleaching agents which act without bleach activator are in particular the
  • peracids or their salts selected from the group consisting of monoperoxyphthalic acid and its salts, N, N-phthaloylaminoperoxycaproic acid (PAP) and its salts, diperazelaic acid and its salts, diperdodecanedioic acid and its salts, and monoperoxy-sulfuric acid and its salts, the salts preferably selected from the sodium and / or potassium salts.
  • Monoperoxy sulfuric acid and its salts is especially the
  • Potassium peroxymonosulfate available under the trade name Caroat is preferred.
  • the bleaching agent is N, N-phthaloylaminoperoxycaproic acid.
  • the one or more bleaches are metered into the wash liquor in solid form.
  • the one or more bleaching agents in liquid form in the wash liquor added.
  • liquid is to be understood as above in the explanation of the "liquid compositions”.
  • the one or more bleaching agents can be used in the process of the invention either without bleach activator or with one or more bleach activators.
  • this takes place in the presence of one or more bleach activators.
  • a bleach activator is used, this can be achieved, for example, in that even the liquid composition has one or more
  • the one or more bleach activators may be used in addition to the liquid composition in the process of the present invention.
  • the one or more bleach activators may be either separate from or together with the bleaching agent in the
  • inventive method can be used.
  • the one or more bleach activators are contained in the liquid composition.
  • the one or more bleach activators are metered into the wash liquor together with the one or more bleaches, preferably in the form of a mixture.
  • the process according to the invention can, for example, also be carried out in such a way that the liquid composition contains bleach activator and, in addition, further bleach activator is added in the process.
  • acylated alkylenediamines in particular tetraacetylethylenediamine (TAED), acylated triazine derivatives, in particular 1,5-diacetyl-2,4-dioxohexahydro-1,3,5-triazine (DADHT), acylated glycolurils, in particular tetraacetylglycoluril (TAGU), N-acylimides, in particular N-nonanoylsuccinimide (NOSI), acylated phenolsulfonates, in particular n-nonanoyloxy or n-lauroyloxybenzenesulfonate (NOBS or LOBS), acylated
  • Phenolcarbonchuren in particular Nonanoyloxy- or Decanoyloxybenzoeklare (NOBA or DOBA), carboxylic anhydrides, in particular phthalic anhydride, acylated polyhydric alcohols, in particular triacetin, ethylene glycol diacetate and 2,5-diacetoxy-2,5-dihydrofuran and acetylated sorbitol and mannitol
  • PAG pentaacetyl glucose
  • PAG pentaacetyl fructose
  • tetraacetylxylose tetraacetylxylose
  • octaacetyl lactose as well as acetylated, optionally N-alkylated glucamine and gluconolactone, and / or N-acylated lactams, for example N-benzoyl caprolactam.
  • Hydrophilic substituted acyl acetals and acyl lactams are also preferably used.
  • nitrile derivatives such as n-methyl-morpholinium-acetonitrile-methyl sulfate (MMA) or cyanomorpholine (MOR) can be used as bleach activators. Combinations of conventional bleach activators can also be used.
  • the one or more bleach activators are selected from the group consisting of tetraacetylethylenediamine, decanoyloxybenzoic acid, n-nonanoyloxybenzenesulfonate and n-lauroyloxybenzenesulfonate.
  • the one or more bleach activators are used in an amount such that the weight ratio of the one or more bleaches to the one or more bleach activators is from 25: 1 to 1: 1, and more preferably 10: 1 to 1, 5: 1.
  • the liquid contains
  • Composition one or more bleach activators, preferably in an amount of 1-10 wt .-%, particularly preferably in an amount of 1, 5-7 wt .-% and particularly preferably in an amount of 2-6 wt .-%, respectively based on the total weight of the liquid composition.
  • bleach activators are used in the process of the present invention but are not included in the liquid composition, they are also used in an amount as if they were contained in the liquid composition. Corresponding quantities are mentioned in the paragraph above.
  • the liquid composition may be in the form of a
  • Multi-chamber system a multi-chamber bottle or a Mehrcropouch separated from the bleaching agent and optionally separately from the bleach activator, if a bleach activator is ever used, are used in the inventive method.
  • the liquid In the process according to the invention, the liquid
  • a composition comprising one or more bleaches and optionally one or more bleach activators, if a bleach activator is used at all, but e.g. B. also separated from each other (or the one or more bleach activators, if used, for example, in the liquid
  • Composition or, for example, together with the one or more bleaching agents such.
  • the one or more bleaching agents such.
  • amphoteric and cationic surfactants In addition to the abovementioned anionic and nonionic surfactants, the amphoteric and cationic surfactants, bleach activators, builders, co-builders, wash alkalis, bleach catalysts, sequestering agents, soil release polymers, grayness inhibitors, dye transfer inhibitors,
  • Color fixing agents may be included in the liquid compositions.
  • Suitable amphoteric or zwitterionic surfactants are alkylbetaines
  • R 1 is C 8 -C 22 -alkyl or -alkenyl
  • R 2 is hydrogen or CH 2 CO 2 M
  • R 3 is CH 2 CH 2 OH or CH 2 CH 2 OCH 2 CH 2 CO 2 M
  • R 4 is hydrogen, CH 2 CH 2 OH or CH 2 CH 2 COOM
  • n 2 or 3, preferably 2,
  • M is hydrogen or a cation such as alkali metal, alkaline earth metal,
  • Preferred amphoteric surfactants of this formula are monocarboxylates and dicarboxylates. Examples of these are cocoamphocarboxypropionate, cocoamidocarboxypropionic acid, cocoamphocarboxyglycinate (also referred to as cocoamphodiacetate) and
  • amphoteric surfactants are alkyl dimethyl betaines and
  • Alkyldipolyethoxybetaines having an alkyl radical having 8 to 22 carbon atoms, which may be linear or branched, preferably having 8 to 18 carbon atoms and more preferably having 12 to 18 carbon atoms. These compounds are z. B. marketed by Clariant under the trade name Genagen ® LAB.
  • liquid compositions contain one or more amphoteric surfactants, these are preferably present in an amount of 0.1-10% by weight and more preferably in an amount of 0.5-5% by weight, based in each case on the Total weight of liquid compositions.
  • Suitable cationic surfactants are substituted or unsubstituted straight-chain or branched quaternary ammonium salts of the type RN (CH 3 ) 3 + X " , RR 2 N (CH 3 ) 2 + X " ,
  • R 1 , R 2 , R 3 and R 4 can preferably independently of one another unsubstituted alkyl having a chain length of 8 to 24 carbon atoms, in particular of 10 to 18 carbon atoms, hydroxyalkyl having 1 to 4 carbon atoms, phenyl, C 2 - to C 8 -alkenyl, C 7 - to C 24 -Aralkyl, (C 2 H 4 0) x H, where x is from 1 to 3, be one or more ester group-containing alkyl groups or cyclic quaternary ammonium salts.
  • X is a suitable anion.
  • Suitable cationic surfactants are quaternary alkylhydroxyalkylammonium salts according to the formula (6)
  • R 1 is a linear or branched, saturated or unsaturated alkyl group having 5 to 22 carbon atoms, preferably 8 to 18 carbon atoms, particularly preferably 8 to 14 carbon atoms,
  • R 2 is a methyl group
  • R 3 is a methyl group or as well
  • R 4 is a group of the formula -A- (OA) n -OH, where A may be a -C 2 H 4 and / or -C ⁇ He group and n may be a number from 0 to 20.
  • X can be any anion, for example, chloride, bromide, iodide, fluoride, sulfate, hydrogensulfate, carbonate, bicarbonate, acetate, citrate, phosphate, mono- and di-hydrogenphosphate, pyrophosphate, polyphosphate, metaphosphate, nitrate, methylsulfate, phosphonate, methylphosphonate , Methanedisulfonate,
  • liquid compositions contain one or more cationic surfactants, they are preferably present in an amount of 0.1-15% by weight and more preferably in an amount of 0.5-7% by weight, based in each case on the Total weight of liquid compositions.
  • the weight ratio of the one or more cationic surfactants is
  • Surfactants to the one or more anionic surfactants preferably from 1:10 to 1: 5.
  • ingredients that may be included in the liquid compositions include inorganic and / or organic builders and co-builders, so-called builders, to reduce the degree of hardness of the water.
  • These builders can be in the liquid with 5 to 80% by weight
  • Inorganic builders include
  • alkali metal, ammonium and alkanolammonium salts of polyphosphates such as tripolyphosphates, pyrophosphates and glassy polymeric metaphosphates, phosphonates, silicates, carbonates including bicarbonates and sesquicarbonates, sulfates and aluminosilicates.
  • silicate builders are the alkali metal silicates, in particular those having a Si0 2 : Na 2 O ratio between 1.6: 1 and 3.2: 1, and phyllosilicates, for example sodium phyllosilicates, as described in US 4,664,839, obtainable from Clariant under Brand SKS ® .
  • SKS- 6® is a particularly preferred
  • Aluminosilicate builders are particularly preferred. These are
  • zeolites of the formula Na z [(AlO 2 ) z (SiO 2 ) y] x H 2 O, wherein z and y are integers of at least 6, the ratio of z to y is from 1, 0 to 0.5 , and x represents an integer of 15 to 264.
  • Suitable aluminosilicate-based ion exchangers are commercially available. These aluminosilicates may be of crystalline or amorphous structure, and may be naturally occurring or synthetically produced.
  • zeolite A zeolite A
  • zeolite P (B) including those described in US Pat
  • Suitable organic builders include polycarboxylic compounds, such as
  • ether polycarboxylates and oxydisuccinates such as in
  • Suitable builders include the ether hydroxypolycarboxylates, copolymers of acrylic acid with maleic anhydride, maleic anhydride with ethylene or vinyl methyl ether, 1, 3,5-trihydroxybenzene-2,4,6-trisulfonic acid and
  • Ammonium salts of polyacetic acids such as Ethylenediaminetetraacetic acid and nitrilotriacetic acid, as well as polycarboxylic acids such as mellitic acid, succinic acid,
  • Citrate-based builders e.g. As citric acid and its soluble salts, in particular the sodium salt, are preferred polycarboxylic acid, which can also be used together with zeolites and / or phyllosilicates.
  • phosphorus based builders can be used, various alkali metal phosphates such as sodium tripolyphosphate, sodium pyrophosphate, and sodium orthophosphate can be used. Also, phosphonate builders such as ethane-1-hydroxy-1, 1-diphosphonate and other known phosphonates such as for example, in US 3,159,581, US 3,213,030, US 3,422,021, US 3,400,148 and US 3,422,137 are used.
  • the liquid compositions may contain wash alkalis which raise the pH of the composition.
  • Suitable bleach catalysts are preferably bleach-enhancing
  • Transition metal salts or complexes of manganese, iron, cobalt, ruthenium, molybdenum, titanium or vanadium are examples of transition metal salts or complexes of manganese, iron, cobalt, ruthenium, molybdenum, titanium or vanadium.
  • manganese halides for example, manganese halides, the chlorides being preferred, manganese sulfates, manganese salts of organic acids such as manganese acetates, manganese acetylacetonates, manganese oxalates and manganese nitrates.
  • ligands are used which have nitrogen donor functions.
  • transition metal complexes which are macromolecular ligands 1, 4,7-trimethyl-1, 4,7-triazacyclononane (Me-TACN), 1, 4,7-triazacyclononane (TACN), 1, 5,9-trimethyl-1. [delta].
  • [theta] triazacyclododecane (Me-TACD), 2-methyl-1, 4,7-trimethyl-1,4,7-triazacyclononane (MeMeTACN) and / or 2-methyl-1, 4,7- triazacyclononane (Me / TACN) or bridged ligands such as 1, 2-bis (4,7-dimethyl-1, 4,7-triazacyclonono-1-yl) ethane (Me4-DTNE) or derivatives of the cyclam or cyclene, such as 1 , 8-dimethylcyclam, 1, 7-dimethylcycles, 1, 8-diethylcyclam,
  • 1, 7-diethyl, 1, 8-dibenzyl and 1, 7-dibenzyl contain, as z.
  • liquid compositions contain one or more bleach catalysts, they are preferably present therein in an amount of 0.001 to 2% by weight, based on the total weight of the liquid compositions.
  • Sequestering agents available are sodium tripolyphosphate (STPP), ethylenediaminetetraacetic acid (EDTA), salts, nitrilotriacetic acid (NTA), polyacrylate, phosphonate, oxalic acid, salt, citric acid, zeolite, condensed phosphates, carbonates, polycarbonates.
  • SRPs Soil Release polymers
  • R 1 O (CHR 2 CHR 3 O) n H one or more compounds of the formula R 1 O (CHR 2 CHR 3 O) n H, where R 1 is H, a linear or branched alkyl or alkenyl group with 1 to 22 carbon atoms, preferably C 1 -C 4 -alkyl and particularly preferably methyl, R 2 and R 3 are each independently hydrogen or an alkyl group having 1 to 4 carbon atoms, preferably hydrogen and / or methyl, and n is a number from 1 to 100, one or more compounds of the formula H- (OCH 2 CH 2 ) m -SO 3 X, where m is a number from 1 to 100 and X is hydrogen or an alkali metal ion, and one or more crosslinking polyfunctional compounds.
  • R 1 is H, a linear or branched alkyl or alkenyl group with 1 to 22 carbon atoms, preferably C 1 -C 4 -alkyl and particularly preferably methyl
  • the liquid contain
  • compositions One or more soil release polymers. If the liquid compositions contain one or more soil release polymers, these are preferably present in an amount of from 0.1 to 10% by weight and more preferably in an amount of from 0.2 to 3% by weight, based in each case on the total weight of the liquid compositions.
  • Suitable graying inhibitors are carboxymethylcellulose,
  • Methylhydroxypropylcellulose, methylcarboxymethylcellulose and polyvinylpyrrolidone Methylhydroxypropylcellulose, methylcarboxymethylcellulose and polyvinylpyrrolidone.
  • dye transfer inhibitors such as polyamine N-oxides such as poly (4-vinylpyridine-N-oxide), e.g. Chromabond S-400, Fa. ISP;
  • Polyvinylpyrrolidone e.g. Sokalan® HP 50, BASF and copolymers of
  • the liquid compositions may also contain color fixing agents as active ingredients, for example color fixing agents obtained by reacting diethylenetriamine, dicyandiamide and amidosulfuric acid, amines with epichlorohydrin, for example dimethylaminopropylamine and epichlorohydrin or dimethylamine and epichlorohydrin or dicyandiamide, formaldehyde and ammonium chloride, or
  • Formaldehyde or polyamines with cyanamides and amidosulfuric acid or
  • Cyanamides with aldehydes and ammonium salts but also polyamine N-oxides such as poly (4-vinylpyridine-N-oxide), z. Chromabond S-400, Fa. ISP;
  • Polyvinylpyrrolidone e.g. B. Sokalan ® HP 50, Fa. BASF, and copolymers of
  • N-vinylpyrrolidone with N-vinylimidazole and optionally other monomers N-vinylpyrrolidone with N-vinylimidazole and optionally other monomers.
  • liquid compositions may be complexing agents, for example
  • Aminocarboxylates such as ethylenediaminetetraacetate, N-hydroxyethylethylenediaminetriacetate, nitrilotriacetate, ethylenediamine tetrapropionate, triethylenetetraaminehexaacetate,
  • azacycloheptane diphosphonate sodium salt
  • pyrophosphates etidronic acid (1-hydroxyethylidene-1, 1-diphosphonic acid, 1-hydroxyethyano-1, 1-diphosphonic acid, acetophosphonic acid) and their salts
  • aminophosphonates such as ethylenediaminetetrakis (methylenephosphonate), diethylenetriaminepentakis (methylenephosphonate),
  • Cyclic hydrocarbons such as distyrylbenzenes, distyrylbiphenyls, diphenylstilbenes, triazinylaminostilbenes, stilbenyl-2H-triazoles, for example stilbenzyl-2H-naphthol [1,2-d] triazoles and bis (1,2,3-triazole-2 stilbene, benzoxazoles, for example stilbenylbenzoxazole and bis (benzoxazole), furans, benzofurans and benzimidazoles, for example bis (benzo [b] furan-2-yl) biphenyl and cationic benzimidazoles, 1,3-diphenyl-2-pyrazoline, coumarin .
  • stilbenyl-2H-triazoles for example stilbenzyl-2H-naphthol [1,2-d] triazoles and bis (1,2,3-triazole-2 stilbene, benzoxazoles, for example stilbenylbenzoxazo
  • Naphthalimides 1, 3,5-2-yl derivatives, methine cyanine and dibenzothiophene-5,5-oxide.
  • anionic optical brighteners in particular sulfonated compounds.
  • anionic optical brighteners in particular sulfonated compounds.
  • liquid compositions contain one or more optical brighteners, these are preferably in amounts of from 0.001 to 2% by weight, more preferably in amounts of from 0.002 to 0.8% by weight and particularly preferably in amounts of from 0.003 to 0.4 Wt .-% contained therein, each based on the total weight of the liquid compositions.
  • R 1 is C 8 -C 2 4 n- or iso-alkyl, preferably C 1 -oC-n-alkyl,
  • R 2 CC 4 alkyl preferably methyl
  • R 4 or hydroxyethyl or hydroxypropyl or their oligomers
  • Examples are distearyldimethylammonium chloride,
  • Ditalgalkyldimethylammoniumchlorid Ditalgalkylmethylhydroxypropyl-ammonium chloride, cetyltrimethylammonium chloride or the corresponding benzyl derivatives such as dodecyldimethylbenzylammonium chloride.
  • Cyclic quaternary ammonium salts such as alkyl morpholine derivatives can also be used.
  • imidazolinium compounds (1) and imidazoline derivatives (2) can be used.
  • A is -NH-CO-, -CO-NH-, -O-CO- or -CO-O-.
  • ester quats are reaction products of alkanolamines and fatty acids, which are then quaternized with conventional alkylating or hydroxyalkylating agents.
  • esterquats are compounds of the formulas:
  • R-C-O is derived from Cs-C ⁇ fatty acids, which may be saturated or unsaturated.
  • the index n is in the range of 0 to 10, preferably in the range of 0 to 3, and more preferably in the range of 0 to 1.
  • Further preferred fabric softener raw materials are amidoamines based on, for example, dialkyltriamines and long-chain fatty acids, and their oxethylates or quaternized variants. These compounds have the following structure: 1-A- (CH 2 ) n -N- (CH 2 ) n -A 2 -R 2
  • R 1 and R 2 independently of one another are C 8 -C 24 n- or iso-alkyl, preferably C-IO-C-IS
  • A is -CO-NH- or -NH-CO-
  • n 1 to 3 preferably 2
  • n 1 to 5, preferably 2 to 4
  • quaternization of the tertiary amino group may additionally be a radical R 3 , which may be C 1 -C 4 -alkyl, preferably methyl, and a counterion X, which is chloride, bromide, Iodide or methyl sulfate can be introduced.
  • R 3 which may be C 1 -C 4 -alkyl, preferably methyl
  • a counterion X which is chloride, bromide, Iodide or methyl sulfate can be introduced.
  • the liquid compositions preferably contain dyes and fragrances or perfumes.
  • Preferred as dyes are Acid Red 18 (Cl 16255), Acid Red 26, Acid Red 27, Acid Red 33, Acid Red 51, Acid Red 87, Acid Red 88, Acid Red 92, Acid Red 95,
  • Particularly preferred dyes are water-soluble acid dyes, for example Food Yellow 13 (Acid Yellow 3, Cl 47005), Food Yellow 4 (Acid Yellow 23, CI 19140), Food Red 7 (Acid Red 18, Cl 16255), Food Blue 2 (Acid Blue 9, CI 42090), Food Blue 5 (Acid Blue 3, Cl 42051), Acid Red 249 (CI 18134), Acid Red 52 (CI 45100), Acid Violet 126, Acid Violet 48, Acid Blue 80 (CI 61585), Acid Blue 182, Acid Blue 182, Acid Green 25 (Cl 61570), Acid Green 81.
  • Food Yellow 13 Acid Yellow 3, Cl 47005
  • Food Yellow 4 Acid Yellow 23, CI 19140
  • Food Red 7 Acid Red 18, Cl 16255
  • Food Blue 2 Acid Blue 9, CI 42090
  • Food Blue 5 Acid Blue 3, Cl 42051
  • Acid Red 249 CI 18134
  • Acid Red 52 CI 45100
  • Acid Violet 126 Acid Violet 48
  • Acid Blue 80 CI 61585
  • Acid Blue 182 Acid Blue 182, Acid Green 25
  • water-soluble direct dyes for example Direct Yellow 28 (Cl 19555), Direct Blue 199 (Cl 74190) and
  • water-soluble reactive dyes for example Reactive Green 12, and the dyes Food Yellow 3 (Cl 15985), Acid Yellow 184.
  • aqueous dispersions of the following
  • Pigment dyes wherein the concentration of dye dispersions used for dyeing solutions or dispersions preferably in the range of 0.1 to 50 wt .-%, more preferably in the range of 1 to 45 wt .-%, particularly preferably in the range of 5 to 40 wt .-% and most preferably in the range of 10 to 35 wt .-% is.
  • the aqueous pigment dispersions contain, in addition to the pigments, dispersants and optionally further auxiliaries, for example biocides.
  • Pigment Black 7 (Cl 77266), Pigment Blue 15 (Cl 74160), Pigment Blue 15: 1 (Cl 74160), Pigment Blue 15: 3 (Cl 74160), Pigment Green 7 (Cl 74260) , Pigment Orange 5, Pigment Red 112 (CI 12370), Pigment Red 112 (CI 12370), Pigment Red 122 (CI 73915), Pigment Red 179 (CI 71130), Pigment Red 184 (CI 12487), Pigment Red 188 (Cl No.
  • Pigment Red 4 (CI 12085), Pigment Red 5 (CI 12490), Pigment Red 9, Pigment Violet 23 (CI 51319), Pigment Yellow 1 (CI 11680), Pigment Yellow 13 (CI 21100), Pigment Yellow 154 Pigment Yellow 3 (CI 11710), Pigment Yellow 74, Pigment Yellow 83 (CI 21108), Pigment Yellow 97.
  • Pigments used in the form of dispersions Pigment Yellow 1 (CI 11680), Pigment Yellow 3 (CI 11710), Pigment Red 112 (CI 12370), Pigment Red 5 (CI 2490), Pigment Red 181 (CI 73360), Pigment Violet 23 (Cl 51319), Pigment Blue 15: 1
  • water-soluble polymer dyes for example Liquitint.RTM., Liquitint Blue HP.RTM., Liquitint Blue 65.RTM., Liquitint Patent Blue.RTM., Liquitint Royal Blue.RTM., Liquitint
  • fragrance or perfume individual fragrance compounds, eg.
  • ethers, aldehydes, ketones, alcohols and hydrocarbons are used.
  • Fragrance compounds of the ester type are e.g. Benzyl acetate, phenoxyethyl isobutyrate, p-tert-butylcyclohexyl acetate, linalyl acetate, dimethylbenzylcarbinylacetate, phenylethylacetate, linalylbenzoate, benzylformate, ethylmethylphenylglycinate, allylcyclohexylpropionate, styrallylpropionate and benzylsalicylate.
  • the ethers include, for example, benzyl ethyl ether to the aldehydes z.
  • the alcohols include anethole, citronellol, eugenol, geranion, linalool, phenylethyl alcohol and terpineol
  • the hydrocarbons include mainly the terpenes and balsams.
  • mixtures of different fragrances are used, which together produce an attractive fragrance.
  • Perfume oils can also contain natural perfume mixtures as they come from
  • perfume oils e.g. B.
  • Sage oil chamomile oil, clove oil, lemon balm oil, mint oil, cinnamon leaf oil, lime blossom oil and juniper berry oil.
  • perfume oils that can be prepared by conventional methods.
  • Suitable emulsifiers are adducts of 0 to 30 mol
  • Alkylene oxide in particular ethylene, propylene and / or butylene oxide to linear or branched, saturated or unsaturated fatty alcohols having 8 to 22 carbon atoms, to
  • Polyol and in particular polyglycerol esters such as. Polyglycerol polyricinoleate and polyglycerol poly-12-hydroxy stearate.
  • anionic emulsifiers such as ethoxylated and non-ethoxylated mono-, di- or tri-phosphoric acid esters, but also cationic emulsifiers such as mono-, di- and tri-alkyl quats and their polymeric derivatives are used.
  • Suitable hydrotropes are xylene sulfonates, toluenesulfonates and cumene sulfonates in the form of their potassium or sodium salts or mixtures thereof.
  • the liquid contain
  • compositions one or more hydrotropes in an amount of
  • Preferred organic solvents are from the group of monohydric or polyhydric alcohols or glycol ethers.
  • the solvents are preferably selected from ethanol, n- or i-propanol, butanol, glycol, propane or butanediol, glycerol, diglycol, propyl- or butyldiglycol, hexylene glycol, ethylene glycol methyl ether, ethylene glycol ethyl ether, ethylene glycol propyl ether, etheylene glycol mono-n-butyl ether, diethylene glycol methyl ether, di ethylene glycol ethyl ether, propylene glycol methyl, ethyl or propyl ether, dipropylene glycol methyl or ethyl ether, methoxy, ethoxy or butoxy triglycol, 1-butoxyethoxy-2-propanol, 3-methyl-3-methoxybutanol, propylene glycol t
  • liquid compositions contain water.
  • the amount of water in the liquid compositions is 10 to 60% by weight, preferably 10 to 40% by weight and more preferably 10 to 20% by weight, based in each case on the total weight of the liquid compositions .
  • the amount of water in the liquid compositions is ⁇ 10 wt .-%, preferably ⁇ 8 wt .-%, particularly preferably ⁇ 6 wt .-% and particularly preferably ⁇ 5 wt .-%, respectively based on the total weight of the liquid compositions.
  • Minimum amount of water is preferably 3 wt .-%, based on the
  • Preferred liquid compositions have a pH of from 7 to 11, preferably from 7.5 to 10, and more preferably from 7.5 to 9.
  • composition with a water content ⁇ 40 wt .-%, based on the
  • compositions for a 1 wt .-% aqueous solution of the liquid
  • the process according to the invention is preferably used for washing and cleaning textiles against enzyme-sensitive and bleachable stains.
  • the wash liquor has a pH of preferably 8.0 to 11, 0, particularly preferably from 8.0 to 10.5 and particularly preferably from 8.5 to 10.0.
  • the increase in the pH in the wash liquor can be caused by wash alkalis, for example
  • the washing temperature is preferably from 20 to 80 ° C, more preferably from 30 to 60 ° C and particularly preferably from 40 to 60 ° C.
  • the inventive method is in automatic
  • liquid detergent used in the following example part corresponds to the term “liquid composition” used for the process according to the invention.
  • Test cloths 1 fabric sample for each soiling, 15 cm x 20 cm
  • the addition of the mixture of TAED and sodium percarbonate, and optionally Na 2 CO 3 was carried out at time 0 (the same time as the dosing of the liquid detergent into the wash liquor) and by 15 minutes, 30 minutes or 45 minutes delay after the dosage of liquid detergent into the wash liquor.
  • the differences of the remission values AR 457 nm of washed against unwashed cotton textiles or cotton (CO) / polyester (PE) blended fabrics were measured. The measured soiled textiles are available for purchase.
  • Edge filter 400 nm
  • Table I the sum of the measured differences of the remission values AR 457 nm for all 16 stains with simultaneous and time-delayed addition of the mixture of TAED and sodium percarbonate and with different alkalinity of the wash liquor (pH 8.5, 9.0 and 9, 5).
  • the measurement results show that an optimum washing result is achieved if the bleaching agent is added to the wash liquor in the period of 15 to 30 minutes after the liquid detergent has been added.

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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)
  • Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)

Abstract

L'invention concerne un procédé de lavage et de nettoyage de textiles dans lequel A) on ajoute une composition liquide contenant un ou plusieurs agents tensioactifs et une ou plusieurs enzymes mais pas d'agent de blanchiment dans le bain de lavage contenant de l'eau et les textiles à laver et nettoyer, et B) 15 à 30 minutes après avoir ajouté la composition liquide dans le bain de lavage, on introduit de manière dosée un ou plusieurs agents de blanchiment dans le bain de lavage. Le procédé se caractérise en particulier par des performances de lavage et de nettoyage avantageuses.
EP14709883.4A 2013-03-15 2014-03-10 Procédé de lavage et de nettoyage de textiles Withdrawn EP2970837A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013004428.6A DE102013004428A1 (de) 2013-03-15 2013-03-15 Verfahren zum Waschen und Reinigen von Textilien
PCT/EP2014/000611 WO2014139662A1 (fr) 2013-03-15 2014-03-10 Procédé de lavage et de nettoyage de textiles

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EP2970837A1 true EP2970837A1 (fr) 2016-01-20

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WO (1) WO2014139662A1 (fr)

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US20160168514A1 (en) 2016-06-16
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