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
  • C11D3/0005—Other compounding ingredients characterised by their effect
  • C11D3/0021—Dye-stain or dye-transfer inhibiting compositions
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/38—Cationic compounds
  • C11D1/52—Carboxylic amides, alkylolamides or imides or their condensation products with alkylene oxides
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
  • C11D1/66—Non-ionic compounds
  • C11D1/72—Ethers of polyoxyalkylene glycols
• • 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
  • C11D3/26—Organic compounds containing nitrogen
  • C11D3/32—Amides; Substituted amides
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3719—Polyamides or polyimides
• • C—CHEMISTRY; METALLURGY
  • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
  • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
  • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
  • C11D3/16—Organic compounds
  • C11D3/37—Polymers
  • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
  • C11D3/3723—Polyamines or polyalkyleneimines

Definitions

• the discoloration-inhibiting additive is polyvinylpyrrolidone.
• DE-OS 24 20 561 describes a detergent with a combination of alkali metal percarbonate and polyethylene glycol of a certain molecular weight and / or polyvinyl pyrrolidone.
• DE-OS 23 09 099 relates to an agent with proportions of two different organic compounds that contain basic nitrogen atoms in the molecule.
• U.S. Patents 4,005,029 and 4,006,092 are described agents that discolouration. acting per compounds included.
• DE-OS 30 26 090 it was proposed to add cationic starch ethers to prevent dye transfer to liquid detergents based on certain nonionic surfactants and textile-softening quaternary ammonium compounds.
• DE-OS 28 28 619 describes a discoloration-inhibiting detergent composed of three different types of surfactants, namely 1. non-ionic surfactants, 2. zwitterionic or semipolar and 3. cationic surfactants, which must be present in certain proportions.
• DE-OS 31 24 210 relates to a liquid detergent based on nonionic or zwitterionic surfactants; this detergent contains certain water-soluble polymers to prevent dye transfer.
• a textile detergent containing acylcyanamide salts, nonionic surfactants and optionally other conventional detergent ingredients is described in German patent application P 33 20 726.7.
• a detergent containing synthetic nonionic surfactants and water-soluble organic polymers and other conventional detergent ingredients which is characterized in that it additionally contains acylcyanamide salts and optionally water-soluble synthetic organic polymers, the compounds of monomers with more than an amino group or its reaction products with aldehydes or Represent dicarboxylic acids, with the additional proviso that the agent is largely or completely free of strong electrolytes, has particularly good discoloration-inhibiting effects.
• Polyaminamides contain amino and amide groups in the molecule at the same time. They are produced, for example, by the condensation of polybasic acids, e.g. B. dibasic, saturated, aliphatic C 3 - to C 8 acids, and polyamines, and with substances that contain several reactive groups, such as epichlorohydrin. These compounds also react basicly in aqueous solution. Suitable polyaminamides are e.g. B. described in U.S. Patent 2,926,154.
• polyethyleneimines and polyamines which react strongly in water are particularly suitable.
• particularly suitable polyethyleneimines are "Retaminol E (R) " and for polyamines, e.g. B. "Retaminol K (R)” from Bayer, Leverkusen, Federal Republic of Germany.
• the detergent according to the invention contains only a small amount or no strong electrolytes at all.
• strong electrolytes are understood to mean the salts of strong bases with strong acids.
• soluble builder salts e.g. B. alkali phosphates, sulfates, sulfonates, but not silicates or carbonates or the alkali alumosilicates of the zeolite A, X, Y or P type known as water-insoluble detergent builders.
• the detergent according to the invention contains a combination of synthetic nonionic surfactants and acylcyanamide salts as the surfactant component.
• Addition products of 2 to 40, preferably 2 to 20 moles of ethylene oxide with 1 mole of fatty alcohol or oxo alcohol, alkylphenol, fatty acid, fatty amine, fatty acid amide or alkanesulfonamide can be used as nonionic surfactants.
• the addition products of 5 to 16 moles of ethylene oxide with coconut oil or tallow fatty alcohols, with oleyl alcohol or with secondary alcohols with 8 to 18, preferably 12 to 18 carbon atoms, and with mono- or dialkylphenols with 6 to 14 carbon atoms in are particularly important the alkyl residues.
• Acylcyanamide salts which are used in the detergents according to the invention in combination with nonionic surfactants are compounds of the formula 1 in which Me denotes sodium or potassium and R represents an alkyl or alkenyl radical having 9 to 23 carbon atoms, which can be substituted by hydroxyl or alkoxy groups.
• acylcyanamide salts used according to the invention can be obtained from carboxylic acid derivatives and cyanamide with subsequent neutralization by means of suitable bases (see German patent 708 428 or A. E. Kretov and A. P. Momsenko, Journal of Organic Chemistry of the USSR (1965), pages 1765 ff).
• the acyl cyanamide salts have the advantage that they can be produced from renewable raw materials, here fatty acid derivatives, and from cyanamide, which is easily accessible from calcium cyanamide. This reduces the dependence of detergent manufacturers on petroleum-based raw materials when using these surfactants. B. in the still most important anionic surfactant alkylbenzenesulfonate is noticeable. In addition, acyl cyanamide salts are readily biodegradable and toxicologically safe.
• the sodium salts of acylcyanamides have particularly favorable properties with regard to the objectives of this invention, in particular those in which the radical R in formula I is an essentially unsubstituted alkyl or alkenyl radical having 11 to 17 carbon atoms.
• Such salts can be easily prepared industrially from monosodium cyanamide and the methyl esters of natural fatty acid mixtures, such as tallow fatty acid methyl ester and palm kernel fatty acid methyl ester.
• acyl cyanamide salts When using acyl cyanamide salts in combination with nonionic surfactants, a good cleaning effect is achieved with agents which contain 1 to 30% by weight, preferably 3 to 15% by weight, acyl cyanamide salts with 1 to 30% by weight, preferably 2 to 15 % By weight, nonionic surfactant from the group of alcohol ethoxylates and alkylphenol ethoxylates, in addition to other conventional constituents of washing and cleaning agents.
• acylcyanamide salts in which the acylcyanamide salts are present in combination with nonionic surfactants of the alcohol ethoxylate type have a very particularly high cleaning power against grease and pigment soiling in connection with a pronounced discoloration-inhibiting effect.
• the quantitative ratio of a): b) is preferably 2: 1 to 1: 2.
• This mixture of nonionic surfactants in combination with c) is 2.0 to 7.0% by weight of acylcyanamide salts of the formula I, in which R is an alkyl or alkenyl radical having 9 to 23, preferably 11 to 17, carbon atoms and Me sodium or potassium, preferably sodium.
• the alkyl polyglycol ethers of the formula II which are suitable as constituent a) are derived from alcohols which are prepared by reacting linear olefins with carbon monoxide and hydrogen in accordance with the known oxo process by hydroformylation and subsequent hydrogenation.
• Commercial oxo-alcohol mixtures which are suitable for the preparation of the surfactant component a) are for example the oxo alcohols available from Deutsche Shell Chemie Deutschen under the trade name "Dobanol", which have about 25% by weight of 2 alkyl branches.
• Other suitable oxo alcohols are alcohol mixtures which are obtainable under the name "Synprol” from Imperial Chemical Industries Ltd. and have approximately 50 to 70% by weight of 2-alkyl branches.
• Suitable products based on oxo alcohols are e.g. B.
• alkyl polyglycol ethers whose alcohol base is natural or synthetic primary fatty alcohols or oxo alcohols which contain 9 to 12 carbon atoms and have an ethylene oxide content of approximately 60 to 70% by weight.
• Typical preferred products are e.g. B. the commercial product "Marlipal KF” (Chemische Werk Huls), which is a C 10 / C 12 fatty alcohol ethoxylate with an average of 6 moles of ethylene oxide as well as the "Lutensol ON-70", which is a C 9 / C 11 oxo alcohol ethoxylate with an average of 7 moles of ethylene oxide.
• Suitable fatty alcohols as the basis for preferred alkyl polyglycol ethers are also the commercial products "Lorol C-8 to Lorol C-12" (Henkel).
• the ratio of the amount of component a) used to the amount of component b) essentially determines the parameters of washing power and foaming behavior. Optimal results are obtained if the ratio of a): b) is between approximately 2: 1 and 1: 2.
• component a) and component b) of 10 to 30% by weight, based on the total weight of the detergent, are used, an amount of 15 to 30% by weight being preferred.
• Water is preferably used as the solvent for the preferred liquid detergents.
• organic solvents can also be used in amounts of up to 20, preferably up to 16% by weight of the total liquid detergent.
• additional solvents are either lower alkanols or lower diols or polyols such as ethanol, isopropyl alcohol, ethylene glycol, propylene glycol or glycerin.
• polyols with ether linkages such as methyl, ethyl, butyl or diethylene glycol or their acetates (for example products of the "Cellosolve” type from Union Carbide Corp.) can also be used.
• solubilizers so-called hydrotropes
• hydrotropes are added in amounts of 2 to 12, preferably 3 to 9% by weight, based on the total liquid detergent.
• complexing agents for heavy metal ions are added.
• Common complexing agents are the sodium, potassium or triethanolamine salts of aminopolycarboxylic acids, such as, for example, ethylenediaminetetraacetic acid or nitrilotriacetic acid. They are used in amounts of 0.1 to 1% by weight.
• powdery or granular detergents according to the invention generally contain so-called builders, also called builders, whose task is to increase the cleaning action of the surfactants and to eliminate the negative effects of water hardness.
• Suitable frameworks can be water soluble or water insoluble.
• Water-soluble compounds are, above all, alkali carbonate and alkali silicate, and also organic compounds from the compound classes of the hydroxycarboxylic acids, aminocarboxylic acids, polycarboxylic acids, carboxyalkyl ethers, the polymeric polycarboxylic acids and the substituted and unsubstituted alkane di- and polyphosphonic acids.
• Microbicides can be components of such agents, which should also have a disinfectant effect when used.
• Typical bactericides and fungicides come into consideration as microbicides if they are compatible with the other components of the agents.
• Optical brighteners are used in the agents according to the invention when it comes to the whiteness of the treated objects with these agents optical ways to increase. Numerous compounds have been described in the literature as being useful for this purpose.
• the derivatives of diaminostilbenedisulfonic acid or its salts for example 4,4'-bis (2-anilino-4-morpholino-l, 3,5-triazin-6-yl-amino) -stilbene, are particularly suitable for textile detergents.
• 2,2'-disulfonic acid and brightener of the substituted 4,4'-distyrylbiphenyl type for example 4,4'-bis (4-chloro-3-sulfostyryl) biphenyl.
• the test textiles were washed in 20 liters of water in the input process together with 3.5 kg of clean laundry and with a rag dyed with Sirius light red F 4 BL (intensive dye which tends to strongly transfer dye).
• the reflectance in% was then measured as a measure of the discoloration of the washed and dried test textiles using a photometer, type RFC 3/18 with filter 46 (460 nm). The result is the measure of the dye transfer of a detergent of the state of the technique.
• Examples 2 and 3 relate to detergents containing acylcyanamide salts.
• Examples 4 and 5 relate to detergents according to the invention with a combination of nonionic surfactants, acylcyanamide salts and water-soluble salts.
• the detergents had the following composition (essential components):
• the reflectance of the washed test textiles B and Bv is listed in Table II.
• the detergents according to the invention of Examples 4 and 5 have significantly better discoloration-inhibiting activity than the detergents without water-soluble polymers (Examples 1 to 3). If more than 5% by weight of strong electrolytes were added to the detergents, the discoloration was significantly increased.
• Example 11 relates to a liquid softening mild detergent of the prior art with dimethyldistearylammonium chloride as textile-softening active ingredient.
• cotton and polyurethane / polyamide test textiles are washed with this detergent in comparison to detergents composed according to the invention.
• the essential composition of the detergents and the reflectance values for the discoloration are listed in Tables V and VI.
• the distinctive inhibition of discoloration of the detergents composed according to the invention can also be seen in the softening mild detergent of experiments 11 to 17.

Landscapes

• 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)

Applications Claiming Priority (2)

Publications (3)

Family

ID=6233055

Family Applications (1)

Country Status (4)

Cited By (14)

Families Citing this family (24)

Family Cites Families (17)

• 1984
  • 1984-04-09 DE DE19843413292 patent/DE3413292A1/de not_active Withdrawn
• 1985
  • 1985-04-01 US US06/718,394 patent/US4634544A/en not_active Expired - Fee Related
  • 1985-04-01 EP EP85103933A patent/EP0158260B1/fr not_active Expired - Lifetime
  • 1985-04-01 DE DE8585103933T patent/DE3575161D1/de not_active Expired - Fee Related
  • 1985-04-09 JP JP60076343A patent/JPS60229999A/ja active Pending

Also Published As

Similar Documents

Legal Events