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EP0403948A1 - Composition détergente - Google Patents

Composition détergente Download PDF

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Publication number
EP0403948A1
EP0403948A1 EP90111177A EP90111177A EP0403948A1 EP 0403948 A1 EP0403948 A1 EP 0403948A1 EP 90111177 A EP90111177 A EP 90111177A EP 90111177 A EP90111177 A EP 90111177A EP 0403948 A1 EP0403948 A1 EP 0403948A1
Authority
EP
European Patent Office
Prior art keywords
weight
fatty
alkyl
composition according
salts
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Withdrawn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
EP90111177A
Other languages
German (de)
English (en)
Inventor
Karl Schwadtke
Eric Dr. Sung
Eduard Dr. Smulders
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.)
Henkel AG and Co KGaA
Original Assignee
Henkel AG and Co KGaA
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 Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Publication of EP0403948A1 publication Critical patent/EP0403948A1/fr
Withdrawn legal-status Critical Current

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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
    • C11D10/00—Compositions of detergents, not provided for by one single preceding group
    • C11D10/04—Compositions of detergents, not provided for by one single preceding group based on mixtures of surface-active non-soap compounds and soap

Definitions

  • the invention relates to a liquid detergent which contains surface-active alkyl glucosides and which, owing to its textile-protecting properties, is outstandingly suitable for the manual washing of highly sensitive textiles. It is largely made up of surfactants obtained from native raw materials.
  • a detergent is known from European patent application 70 074, which contains alkyl glucosides and anionic surfactants in a ratio of 1:10 to 10: 1.
  • Preferred is the use of anionic surfactant mixtures in which one component is alkylbenzenesulfonate, and the use of alkyl sulfates and / or soaps in conjunction with amides and / or amine oxides.
  • European patent applications 75 994 and 75 995 describe detergents which contain alkyl glucosides and nonionic surfactants in a ratio of 1:10 to 10: 1 and, as further possible constituents, builder substances and up to 15% other surfactants, including soaps.
  • the agents can contain up to 10% unsaturated soap (oleate).
  • the detergents disclosed in European patent application 92 877 which also include liquid detergents, contain alkyl glucosides and anionic surfactants in a weight ratio of greater than 1, preferably from 2: 1 to 6: 1; but it will also be there Weight ratio of anionic surfactant to alkyl glucoside from 1: 1 to 6: 1 disclosed.
  • liquid cleaning agents can contain mixtures of 5-50% by weight anionic surfactants, 1/4-20% by weight nonionic surfactants, 1/2-30% by weight alkyl glucosides, 20-80% by weight water and optionally contain surfactants of the amide type, amine oxides and builder substances.
  • European patent application 106 692 discloses builder-free liquid detergents which, in addition to alkyl glucosides, contain nonionic and cationic surfactants as well as polyethylene glycol and optionally fatty acid amide.
  • Canadian patent application 1 216 488 describes mild, aqueous liquid detergents which contain 1/2-75% by weight alkyl glucoside, 1-60% by weight of an alkaline builder and as further possible constituents up to 50% by weight of others contain usual surfactants.
  • builder-containing liquid detergents which contain 5 to 50% by weight of surfactants, at least half of which consist of alkyl glucosides.
  • liquid detergents which contain 3 to 45% by weight of anionic surfactants and 0.3 to 20% by weight of alkyl glucosides and which are used in the temperature range between 37 and 60 ° C.
  • Anionic surfactants used with preference are ⁇ -olefin sulfonates and alkyl ether sulfates.
  • the object of the invention was to provide a liquid detergent which can be used universally at temperatures of 15 to 90 ° C, manually and mechanically and is also particularly suitable for washing highly sensitive textiles in the temperature range between 15 and 40 ° C.
  • the invention relates to a liquid detergent containing anionic surfactants and alkyl glucosides, which is characterized in that it (A) 3-20% by weight fatty alkyl sulfates in the form of the sodium salts, (B) 10-25% by weight soaps, consisting of salts (B1) unsaturated C12 to C18 fatty acids and (B2) saturated C12 to C18 fatty acids in the weight ratio (B1) to (B2) of 3: 1 to 1: 3, and (C) 1 - 10 wt .-% alkyl glucosides of the general formula RO (G) x , where R is a fatty alkyl radical, G is a glucose unit and x is a number between 1 and 10.
  • fatty alkyl sulfates (A) are the sulfuric acid monoesters of C12 to C18 fatty alcohols, such as lauryl, myristyl or cetyl alcohol, and the fatty alcohol mixtures obtained from coconut oil, palm and palm kernel oil as well as tallow, which additionally contain portions of unge saturated alcohols, e.g. B. oleyl alcohol. Mixtures in which the proportions of the alkyl radicals are 50-70% by weight on C12, 18-30% by weight on C14, 5-15% by weight on C16, below 3% are preferred. -% on C10 and less than 10 wt .-% are distributed on C18.
  • the proportion of fatty alkyl sulfates (A) in the compositions is preferably 3-16% by weight.
  • Suitable as soaps (B) are the salts of saturated and unsaturated fatty acids with C12 to C18 chain lengths in the form of their mixtures.
  • a preferably used soap mixture is formed from sodium oleate (B1) and the sodium salts of the saturated C12 - C16 fatty acid mixtures (B2).
  • the proportion of C12 - C14 fatty acids in component (B2) is advantageously at least 60% by weight, preferably at least 75% by weight (calculated as fatty acid).
  • Suitable for this are, for. B. coconut fatty acids, from which the portions with 10 and fewer carbon atoms are largely separated.
  • oleic acid and coconut fatty acid can still contain certain proportions of stearic acid, but their proportion, based on soap-forming fatty acids, should be at most 25% by weight, preferably less than 20% by weight.
  • a soap mixture of sodium oleate (B1) and the sodium salt of lauric acid (B2) is also preferred.
  • the weight ratio of (B1) to (B2) is preferably 2: 1 to 1: 2.
  • fatty alkyl glucosides are particularly suitable glucosides with a C8 to C22 alkyl radical, preferably with an alkyl radical consisting essentially of C12 to C18, which is derived from lauryl, myristyl, cetyl and stearyl alcohol and from technical fractions, which are preferably contain saturated alcohols.
  • alkyl glucosides the alkyl radical to 50-70 wt .-% C12 and 18-30 wt .-% C1 ent holds.
  • the index number x is any number between 1 and 10; it indicates the degree of oligomerization, ie the distribution of monoglucosides and oligoglucosides.
  • the average degree of oligomerization x preferably has a value of 1.1-3.0 and in particular of significantly less than 1.5. A degree of oligomerization between 1.1 and 1.4 is particularly preferred.
  • the pH of the agents according to the invention is 7 to 10.5, preferably 7 to 9.5.
  • the preferably builder-free agents advantageously contain as solvent a mixture of ethanol and 1,2-propanediol and water.
  • the proportion of organic solvents is 8-20% by weight, preferably 10-17% by weight.
  • the weight ratio of ethanol to 1,2-propanediol is 3: 1 to 1: 2, preferably 2: 1 to 1: 1.5.
  • the proportion of water is chosen so that non-gelling solutions are formed which are stable against segregation, for which 45-55% by weight water is generally sufficient. A greater dilution of the agents with water has no advantages because of the greater packaging requirements.
  • the clear liquid agents can contain further nonionic surfactants of the type of the adducts of 1-10 moles of ethylene oxide with primary C12 to C18 fatty alcohols and their mixtures such as coconut oil, tallow oil or oleyl alcohols.
  • Oxo alcohols alcohols produced by the method of oxosynthesis or hydroformylation
  • the proportion of fatty alcohol ethoxylates in the compositions can be 0-17% by weight, preferably up to 14% by weight.
  • triethanolamine to the detergent in amounts of up to 8% by weight.
  • the agents can contain small amounts of free sodium hydroxide solution, which are required to set higher pH values between 8.5 and 10.5.
  • the detergents can contain known additives commonly used in detergents, for example salts of citric acid in amounts of 0.1-2, preferably 0.3-1% by weight (calculated as free acid), salts of polyphosphonic acids, optical Brighteners, enzymes, enzyme stabilizers, filler salts as well as colors and fragrances.
  • the neutral-reacting sodium salts of, for example, 1-hydroxyethane-1,1-diphosphonate and diethylenetriamine pentamethylene phosphonate are preferably used as salts of polyphosphonic acids in amounts of 0.1 1.5% by weight.
  • the total phosphorus content in the compositions is preferably less than 0.5%.
  • Suitable enzymes are those from the class of proteases, lipases, amylases or mixtures thereof. Their proportion can be 0.2-1% by weight. 0.5-1.5% by weight sodium formate can be used as the enzyme stabilizer. It is also possible to use proteases with soluble calcium salts and a calcium content of preferably 1.2% by weight, based on the enzyme, are stabilized.
  • Suitable non-surfactant-like foam inhibitors are, for example, organopolysiloxanes and their mixtures with microfine, optionally silanized silica, and paraffins, waxes, microcrystalline waxes and their mixtures with silanized silica. Mixtures of different foam inhibitors can also advantageously be used, e.g. B. from silicone, paraffins or waxes.
  • agents (A) contain 5-15% by weight of fatty alkyl sulfate, (B) 10-20% by weight of soaps, consisting of the salt of (B1) oleic acid and (B2) saturated C12- to C16- Fatty acids or their mixtures in the weight ratio (B1) to (B2) such as 2: 1 to 1: 2, (C) 1-8, preferably 1-5% by weight fatty alkyl glucoside, 10-15% by weight 1,2- Propanediol and ethanol, 3-5% by weight triethanolamine and 0.5-1% by weight salt of citric acid (calculated as free acid).
  • soaps consisting of the salt of (B1) oleic acid and (B2) saturated C12- to C16- Fatty acids or their mixtures in the weight ratio (B1) to (B2) such as 2: 1 to 1: 2, (C) 1-8, preferably 1-5% by weight fatty alkyl glucoside, 10-15% by weight 1,2- Propanediol and ethanol, 3-5% by weight tri
  • agents (A) and (B) contain, as above, (C) 1-5% by weight of fatty alkyl glucoside, 12-17% by weight of 1,2-propanediol and ethanol, 0.5-1 % By weight salt of citric acid (based on free acid) and 0.5-1% by weight sodium polyphosphonate.
  • agents containing (A) 5-12% by weight fatty alkyl sulfate, (B) 10-18% by weight soaps consisting of (B1) sodium oleate and (B2) the sodium salt of saturated C12- bis C16 fatty acids or mixtures thereof in a weight ratio (B1) to (B2) as 2: 1 to 1: 1, (C) 1-4% by weight of fatty alkyl glucoside, 2-5% by weight of fatty alcohols with 1-10 moles of ethylene oxide per mole of fatty alcohol, 10-17% by weight % 1,2-propanediol and ethanol, 0.3-1% by weight salt of citric acid (calculated as free acid) and 0-1% by weight sodium polyphosphonate.
  • soaps consisting of (B1) sodium oleate and (B2) the sodium salt of saturated C12- bis C16 fatty acids or mixtures thereof in a weight ratio (B1) to (B2) as 2: 1 to 1: 1, (C) 1-4% by weight of fatty alkyl glucoside,
  • Nitrogen-free universal liquid detergents are particularly advantageous, the (A) 3-8% by weight fatty alkyl sulfate, (B) 12-20% by weight soaps, consisting of (B1) sodium oleate and (B2) the sodium salt of saturated C12- to C16 -Fatty acids or their mixtures in the weight ratio (B1) to (B2) such as 2: 1 to 1: 2, (C) 1-3% by weight of fatty alkyl glucoside, 8-14% by weight of fatty alcohol with 1-10 moles of ethylene oxide per Mol of fatty alcohol, 10-17 wt .-% 1,2-propanediol and ethanol, 0-1 wt .-% salt of citric acid (based on free acid) and 0-1 wt .-% sodium polyphosphonate.
  • soaps consisting of (B1) sodium oleate and (B2) the sodium salt of saturated C12- to C16 -Fatty acids or their mixtures in the weight ratio (B1) to (B2) such as 2:
  • all of these agents can contain enzymes and enzyme stabilizers.
  • the agents are notable for easy assembly, storage stability and easy mixing with water. When used in machine washing processes, they also show good washing-in behavior.
  • the invention further relates to a method for producing the liquid detergents described above.
  • the liquid detergents can be produced in a manner known per se.
  • the oleic acid and the C12- to C16 fatty acid or the C12-C16 fatty acid mixture and optionally citric acid are first preheated to 50 - 80 ° C, the water, sodium contains hydroxide and 1,2-propanediol and possibly triethanolamine, dissolved with stirring and converted into their salts.
  • the remaining components of the liquid detergent can be added in any order.
  • the alkyl sulfate is advantageously added before the addition of alkyl glucoside and, if appropriate, fatty alcohol ethoxylate. If the detergents contain enzymes, the last component is stirred into the liquid detergent at room temperature.
  • the agents were prepared in such a way that a mixture of water, sodium hydroxide (D), 1,2-propanediol (F2) and optionally triethanolamine (G) was first heated to 70.degree.
  • the fatty acids (B1) and (B2) and possibly citric acid were added to the warm solution (H) stirred in.
  • Phosphonate (I) fatty alkyl sulfate (A), alkyl glucoside (C) and fatty alcohol ethoxylate (E) were added in the order given with constant stirring.
  • ethanol (F1) was added to the clear solution.
  • the enzyme, formate and colorants and fragrances, which belong to the remaining constituents, were added, if desired.
  • fatty alkyl sulfate in the above composition is partially or completely replaced by lauryl, myristyl or cetyl sulfate, by the sulfation product of oleyl alcohol or by the sulfation products of fatty alcohol mixtures obtained from palm and palm kernel oil and tallow and by mixtures of these becomes.
  • soap-forming saturated fatty acids (B2) specified in the above composition are partially or completely replaced by lauric, myristic or palmitic acid or by natural fatty acid mixtures such as hydrogenated tallow and by mixtures of these.
  • fatty alcohol ethoxylate used in the above agents in whole or in part, by pure C12-, C14-, C16-, saturated and unsaturated C18-fatty alcohol with 1-10 ethylene oxide groups (EO) or other native fatty alcohol mixtures
  • EO ethylene oxide groups
  • from palm, palm kernel oil or tallow fat can be obtained by C12-C14 fatty alcohol with 3 EO, C12-C14 fatty alcohol with 4 EO, C12-C18 fatty alcohol with 3 EO, C12-C18 fatty alcohol with 5 EO, by a Mixture of C12-C18 fatty alcohol with 5 EO and C12-C14 fatty alcohol with 3 EO, by cetyloleyl alcohol (iodine number 50 - 55) with 2 EO, cetyloleyl alcohol (iodine number 50 - 55) with 7 EO, cetyloleyl alcohol (iodine number 50 - 55) with 50% EO, by a mixture of cetyloleyl alcohol (i
  • the agents according to the invention are distinguished by a skin-friendly surfactant combination that is very readily biodegradable.

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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)
  • Detergent Compositions (AREA)
  • Saccharide Compounds (AREA)
EP90111177A 1989-06-22 1990-06-13 Composition détergente Withdrawn EP0403948A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3920480 1989-06-22
DE19893920480 DE3920480A1 (de) 1989-06-22 1989-06-22 Fluessigwaschmittel

Publications (1)

Publication Number Publication Date
EP0403948A1 true EP0403948A1 (fr) 1990-12-27

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ID=6383351

Family Applications (1)

Application Number Title Priority Date Filing Date
EP90111177A Withdrawn EP0403948A1 (fr) 1989-06-22 1990-06-13 Composition détergente

Country Status (4)

Country Link
EP (1) EP0403948A1 (fr)
DE (1) DE3920480A1 (fr)
PT (1) PT94433A (fr)
WO (1) WO1990015855A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992013055A1 (fr) * 1991-01-29 1992-08-06 Henkel Kommanditgesellschaft Auf Aktien Produits liquides de lavage
WO1992019711A1 (fr) * 1991-05-03 1992-11-12 Henkel Kommanditgesellschaft Auf Aktien Detergents liquides

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4029035A1 (de) * 1990-09-13 1992-03-19 Huels Chemische Werke Ag Waschmittel
DE4034840A1 (de) * 1990-11-02 1992-05-07 Henkel Kgaa Enzymatisches fluessigwaschmittel
DE4039223A1 (de) * 1990-12-08 1992-06-11 Huels Chemische Werke Ag Fluessige waschmittel
DE4127946C2 (de) * 1991-08-25 2002-02-14 Kreussler Chem Fab Verwendung eines Reinigungsverstärkers

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075994A2 (fr) * 1981-09-28 1983-04-06 THE PROCTER & GAMBLE COMPANY Compositions détergentes contenant un mélange d'alkylpolysaccharide, d'agents tensio-actifs d'oxydes d'amine et de savon d'acides gras
EP0092877A2 (fr) * 1982-04-26 1983-11-02 THE PROCTER & GAMBLE COMPANY Compositions détergentes
EP0216301A2 (fr) * 1985-09-25 1987-04-01 Henkel Kommanditgesellschaft auf Aktien Agent de nettoyage liquide

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0075994A2 (fr) * 1981-09-28 1983-04-06 THE PROCTER & GAMBLE COMPANY Compositions détergentes contenant un mélange d'alkylpolysaccharide, d'agents tensio-actifs d'oxydes d'amine et de savon d'acides gras
EP0092877A2 (fr) * 1982-04-26 1983-11-02 THE PROCTER & GAMBLE COMPANY Compositions détergentes
EP0216301A2 (fr) * 1985-09-25 1987-04-01 Henkel Kommanditgesellschaft auf Aktien Agent de nettoyage liquide

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1992013055A1 (fr) * 1991-01-29 1992-08-06 Henkel Kommanditgesellschaft Auf Aktien Produits liquides de lavage
US6121227A (en) * 1991-01-29 2000-09-19 Henkel Kommanditgesellschaft Auf Aktien Liquid detergent
WO1992019711A1 (fr) * 1991-05-03 1992-11-12 Henkel Kommanditgesellschaft Auf Aktien Detergents liquides
US5441662A (en) * 1991-05-03 1995-08-15 Henkel Kommanditgesellschaft Auf Aktien Liquid detergent
US5520836A (en) * 1991-05-03 1996-05-28 Henkel Kommanditgesellschaft Auf Aktien Liquid detergent

Also Published As

Publication number Publication date
DE3920480A1 (de) 1991-01-03
PT94433A (pt) 1991-02-08
WO1990015855A1 (fr) 1990-12-27

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