EP1064349A2 - Detergent liquide polyphase - Google Patents

Detergent liquide polyphase

Info

Publication number
EP1064349A2
EP1064349A2 EP99911758A EP99911758A EP1064349A2 EP 1064349 A2 EP1064349 A2 EP 1064349A2 EP 99911758 A EP99911758 A EP 99911758A EP 99911758 A EP99911758 A EP 99911758A EP 1064349 A2 EP1064349 A2 EP 1064349A2
Authority
EP
European Patent Office
Prior art keywords
phase
agent
alkyl
emulsion
mixtures
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99911758A
Other languages
German (de)
English (en)
Other versions
EP1064349B1 (fr
Inventor
Rainer Jeschke
Ryszard Katowicz
Georg Meine
Alexander Ditze
Marc Benoit
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
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Priority claimed from DE19811386A external-priority patent/DE19811386A1/de
Priority claimed from DE1998159774 external-priority patent/DE19859774A1/de
Application filed by Henkel AG and Co KGaA filed Critical Henkel AG and Co KGaA
Priority to EP01103811A priority Critical patent/EP1126019B1/fr
Publication of EP1064349A2 publication Critical patent/EP1064349A2/fr
Application granted granted Critical
Publication of EP1064349B1 publication Critical patent/EP1064349B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • C11D17/00—Detergent materials or soaps characterised by their shape or physical properties
    • C11D17/0008—Detergent materials or soaps characterised by their shape or physical properties aqueous liquid non soap compositions
    • C11D17/0017—Multi-phase liquid compositions
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/02—Inorganic compounds ; Elemental compounds
    • C11D3/04—Water-soluble compounds
    • C11D3/06—Phosphates, including polyphosphates
    • 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
    • C11D3/20—Organic compounds containing oxygen
    • C11D3/2075—Carboxylic acids-salts thereof
    • C11D3/2086—Hydroxy carboxylic acids-salts thereof
    • 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
    • C11D1/662—Carbohydrates or derivatives
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D1/00—Detergent compositions based essentially on surface-active compounds; Use of these compounds as a detergent
    • C11D1/66—Non-ionic compounds
    • C11D1/72—Ethers of polyoxyalkylene glycols

Definitions

  • the invention relates to aqueous, multi-phase, liquid, surfactant-containing cleaning agents which can be temporarily emulsified by rubble and can be used for cleaning hard surfaces, and to a process for their preparation.
  • Universally usable cleaning agents for all hard, wet or damp wipeable surfaces in the household and trade are known as so-called all-purpose cleaners and are predominantly neutral to weakly alkaline aqueous liquid products, the 1 to 30 wt .-% surfactants, 0 to 5 wt .-% builder (for example citrates, gluconates, soda, polycarboxylates) 0 to 10% by weight of hydrotropes (for example alcohols, urea), 0 to 10% by weight of water-soluble solvents (for example alcohols, glycol ethers) and optionally, among others Contain skin protection agents, dyes and fragrances. It is usually used as an approx. 1% solution in water, also undiluted for local stain removal. Ready-to-use all-purpose cleaners are also commercially available as so-called spray cleaners.
  • Such aqueous liquid cleaners are usually present as homogeneous, stable solutions or dispersions.
  • the use of certain, in particular hydrophobic, components in such cleaning agents can, however, result in this homogeneity being lost and inhomogeneous agents being obtained, the acceptance of which can be assessed as low by the consumer.
  • alternative formulations are required which, despite their inhomogeneity, have a defined external appearance and application form which is acceptable to the consumer.
  • European patent application 116 422 describes a liquid hair or body shampoo with two aqueous phases which can be temporarily dispersed into one another by Schuttein and where both phases can be mixed with water in any ratio.
  • the upper phase contains 8 to 25% by weight, based on the total composition, of at least one surfactant and the lower phase contains at least 6% by weight, based on the total composition, of dissolved sodium hexametaphosphate of the formula I,
  • n 2 in which n stands for an average of approximately 12.
  • Additional builder salts can optionally be contained in the lower phase.
  • Anionic, cationic, amphoteric and / or nonionic surfactants can be contained as surfactants, preferably at least one anionic surfactant being contained.
  • the object of the present invention was to provide high-performance and storage-stable agents for cleaning hard surfaces in a defined inhomogeneous, easy-to-handle and acceptable form for the consumer.
  • the invention relates to an aqueous, liquid, multi-phase surfactant-containing cleaning agent with at least two continuous phases, which has at least one lower aqueous phase I and one upper aqueous phase II which is immiscible with this phase and which can be temporarily converted into an emulsion by rubble, and which contains 0 to 5% by weight of sodium hexametaphosphate.
  • sodium hexametaphosphate is to be understood as a mixture of condensed orthophosphates of the formula I, where n is an average of about 12.
  • an agent according to the invention consists of a lower continuous phase, which consists of the entire phase I, and an upper continuous phase, which consists of the entire phase II.
  • one or more continuous phases of an agent according to the invention can also contain parts of another phase in emulsified form, so that in such an agent, for example, phase I is partly present as continuous phase I, which is the lower continuous phase of the agent, and one other part than discontinuous phase I is emulsified in the upper continuous phase II.
  • phase II and other continuous phases are examples of phase II.
  • temporary is understood to mean that 90% of the separation of the emulsion formed by Schuttein in the separate phases takes place at temperatures of about 20 ° C. to about 40 ° C. within 2 minutes to 10 hours and the last 2 % of the separation into the phase state before the rubble occurs within a further 15 minutes to 50 hours.
  • the invention relates to the use of an aqueous liquid multiphase surfactant-containing cleaning agent with at least two continuous phases, which has at least one lower aqueous phase I and one upper aqueous phase II which is immiscible with this phase and which is temporarily converted into an emulsion by rubble let, for cleaning hard surfaces.
  • the agents according to the invention are characterized by an unusually good cleaning performance on stubborn grease soiling when used undiluted.
  • the agents show favorable residue behavior.
  • the individual phases on average are stable over a long period of time without deposits being formed, for example, and the conversion into a temporary emulsion remains reversible even after frequent rubble.
  • the separation of ingredients in separate phases can require the chemical stability of the agent.
  • the invention also relates to a process for the preparation of an agent according to the invention by mixing it directly from its raw materials, then mixing it and finally standing the agent to separate the temporary emulsion.
  • the continuous phases I and II are delimited from one another by a sharp boundary surface.
  • one or both of the continuous phases I and II contain parts, preferably 0.1 to 25% by volume, in particular 0.2 to 15% by volume, based on the volume of the respective continuous phase, the other phase as a dispersant.
  • the continuous phase I or II is then reduced by the volume that is distributed as a dispersant in the other phase.
  • Agents in which phase I is emulsified in phase II in amounts of 0.1 to 25% by volume, preferably 0.2 to 15% by volume, based on the volume of phase II are particularly preferred.
  • part of the two phases is present as an emulsion of one of the two phases in the other phase, this emulsion not being present due to two sharp boundary surfaces, an upper and a lower one parts of phases I and II involved in the emulsion are delimited.
  • the agents according to the invention contain phase I and phase II in a volume ratio of 90:10 to 10:90, preferably 75:25 to 25:75, in particular 65:35 to 35:65.
  • the agents contain one or more hydrophobic components.
  • Suitable hydrophobic components are, for example, dialkyl ethers with the same or different C 4 -C 1 -alkyl radicals, in particular dioctyl ether; Hydrocarbons with a boiling range of 100 to 300 ° C, in particular from 140 to 280 ° C, for example, aliphatic hydrocarbons having a boiling range 145-200 ° C, isoparaffins with a boiling range of 200 to 260 C C; essential oils, in particular limonene and pine oil extracted from pine roots and stumps; and also mixtures of these hydrophobic components, in particular mixtures of two or three of the hydrophobic components mentioned.
  • Preferred mixtures of hydrophobic components are mixtures of various dialkyl ethers, of dialkyl ethers and hydrocarbons, of dialkyl ethers and essential oils, of hydrocarbons and essential oils, of dialkyl ethers and hydrocarbons and essential oils and of these mixtures.
  • the agents contain hydrophobic components in amounts, based on the composition, of 0 to 20% by weight, preferably 0.1 to 14% by weight, in particular 0.5 to 10% by weight, most preferably 0.8 to 7 % By weight.
  • the agents according to the invention can contain phase separation aids.
  • Suitable phase separation aids are, for example, the alkali metal and alkaline earth metal chlorides and sulfates, in particular sodium and potassium chloride and sulfate, and also ammonium chloride and sulfate or mixtures thereof.
  • the salts mentioned support the phase separation through the salt effect.
  • Builder salts also have this effect as electrolytes and are accordingly also suitable as phase separation aids.
  • the compositions contain phase separation auxiliaries in amounts, based on the composition, of 0 to 30% by weight, preferably se 1 to 20 wt .-%, in particular 3 to 15 wt .-%, most preferably 5 to 12 wt .-%.
  • the agents according to the invention can contain anionic, nonionic, amphoteric or cationic surfactants or surfactant mixtures from one, several or all of these classes of surfactants as the surfactant component.
  • the compositions contain surfactants in amounts, based on the composition, of 0.01 to 30% by weight, preferably 0.1 to 20% by weight, in particular 1 to 14% by weight, extremely preferably 3 to 10% by weight. -%.
  • Suitable nonionic surfactants are, for example, C 8 -C 8 -alkyl alcohol polyglycol ethers, alkyl polyglycosides and nitrogenous surfactants or mixtures thereof, in particular the first two.
  • the compositions contain nonionic surfactants in amounts, based on the composition, of 0 to 30% by weight, preferably 0.1 to 20% by weight, in particular 0.5 to 14% by weight, extremely preferably 1 to 10% by weight .-%.
  • C 8 -C 8 alkyl alcohol polypropylene glycol / polyethylene glycol ethers are preferred known nonionic surfactants. They can be described by the formula II, R ⁇ - (CH 2 CH (CH 3 ) 0) p (CH 2 CH 2 0) e -H , in which R 1 is a linear or branched, aliphatic alkyl and / or alkenyl radical having 8 to 18 carbon atoms, p is 0 or numbers from 1 to 3 and e is numbers from 1 to 20.
  • the C 8 -C 8 -alkyl alcohol polyglycol ethers of the formula II can be obtained by addition of propylene oxide and / or ethylene oxide to alkyl alcohols, preferably to fatty alcohols.
  • Typical examples are polyglycol ethers of the formula II in which R 1 is an alkyl radical having 8 to 18 carbon atoms, p is 0 to 2 and e is a number from 2 to 7.
  • End-capped C 8 -C 8 -alkyl alcohol polyglycol ethers can also be used, ie compounds in which the free OH group is etherified in the formula II.
  • the end-capped C 8 -C 18 alkyl alcohol polyglycol ethers can be obtained using relevant methods of preparative organic chemistry.
  • C 8 -C 18 -Alkyl alcohol polyglycol ethers are preferably reacted in the presence of bases with alkyl halides, in particular butyl or benzyl chloride.
  • Typical examples are mixed ethers corresponding to formula II in which R 1 is a technical fatty alcohol radical, preferably C 12 / i 4 -Kokosalkylrest, p are 0 and e is 5 to 10, which are closed with a butyl group.
  • Preferred nonionic surfactants are furthermore alkyl polyglycosides (APG) of the formula III, R 2 0 [G] x , in which R 2 for a linear or branched, saturated or unsaturated alkyl radical having 8 to 22 carbon atoms, [G] for a glycosidically linked Sugar residue and x stand for a number from 1 to 10.
  • APG are non-ionic surfactants and are known substances that can be obtained using the relevant methods of preparative organic chemistry.
  • the index number x in the general formula III indicates the degree of oligomerization (DP degree), ie the distribution of mono- and oligoglycosides, and stands for a number between 1 and 10.
  • Alkyl glycosides with an average degree of oligomerization x of 1.1 to 3.0 are preferably used. From an application point of view, those alkyl glycosides are preferred whose degree of oligomerization is less than 1.7 and in particular between 1.2 and 1.6.
  • Xylose, but especially glucose, is preferably used as the glycosidic sugar.
  • the alkyl or alkenyl radical R 2 (formula III) can be derived from primary alcohols having 8 to 18, preferably 8 to 14, carbon atoms. Typical examples are capronic alcohol, caprylic alcohol, capric alcohol and undecyl alcohol and their technical mixtures, such as those used in the course of the hydrogenation of technical Fatty acid methyl esters or in the course of the hydrogenation of aldehydes from ROELEN's oxosynthesis.
  • the alkyl or alkenyl radical R 2 is preferably derived from lauryl alcohol, myristyl alcohol, cetyl alcohol, palmoleyl alcohol, stearyl alcohol, isostearyl alcohol or oleyl alcohol.
  • Elaidyl alcohol, petroselinyl alcohol, arachidyl alcohol, gadolinyl alcohol, behenyl alcohol, erucyl alcohol and their technical mixtures are also to be mentioned.
  • Nitrogen-containing surfactants may be included as further nonionic surfactants, e.g. Fatty acid polyhydroxyamides, for example glucamides, and ethoxylates of alkylamines, vicinal diols and / or carboxylic acid amides, which have alkyl groups with 10 to 22 C atoms, preferably 12 to 18 C atoms.
  • the degree of ethoxylation of these compounds is generally between 1 and 20, preferably between 3 and 10.
  • Ethanolamide derivatives of alkanoic acids with 8 to 22 C atoms, preferably 12 to 16 C atoms, are preferred.
  • the particularly suitable compounds include lauric acid, myristic acid and palmitic acid monoethanolamides.
  • Suitable anionic surfactants are the preferred C 8 -C 18 alkyl sulfates, C 8 -C 18 alkyl ether sulfates, ie the sulfation products of the alcohol ethers of the formula II, and / or C 8 -C 18 alkyl benzene sulfonates, but also C 8 -C 18 Alkanesulfonates, C 8 -C 8 - ⁇ -01efinsulfonates, sulfonated C 8 -C 8 fatty acids, in particular dodecylbenzenesulfonate, C 8 -C 22 carboxylic acid amide ether sulfates, sulfonic succinic acid mono- and di-C x - C 12 alkyl esters, C 8 - C 18 alkyl polyglycol ether carboxylates, C 8 -C 8 -N acyl taurides, C 8 -C 8 N sarcosinates and C 8
  • compositions contain anionic surfactants in amounts, based on the composition, of 0 to 30% by weight, preferably 0.1 to 20% by weight, in particular 1 to 14% by weight, extremely preferably 2 to 10% by weight.
  • the agents according to the invention can also contain soaps, ie alkali metal or ammonium salts of saturated or unsaturated C 6 -C 22 fatty acids.
  • the soaps can be used in an amount of up to 5% by weight, preferably from 0.1 to 2% by weight.
  • Suitable amphoteric surfactants are, for example, betaines of the formula (R 3 ) (R 4 ) (R 5 ) N + CH 2 COO ⁇ , in which R 3 is an alkyl radical with 8 to 25, preferably 10 to 21, carbon atoms which is optionally interrupted by hetero atoms or hetero atom groups and R 4 and R 5 are identical or different alkyl radicals having 1 to 3 carbon atoms, in particular C 10 -C 8 -alkyl-dimethylcarboxymethylbetaine and C u -C 17 -alkylamidopropyl-dimethylcarboxymethylbetaine.
  • the compositions contain amphoteric surfactants in amounts, based on the composition, of 0 to 15% by weight, preferably 0.01 to 10% by weight, in particular 0.1 to 5% by weight.
  • Suitable cationic surfactants include the quaternary ammonium compounds of the formula (R 6 ) (R 7 ) (R 8 ) (R 9 ) N + X " , in which R 6 to R 9 represent four identical or different types, in particular two long and two short-chain, alkyl radicals and X "represent an anion, in particular a halide ion, for example didecyl-dimethyl-ammonium chloride, alkyl-benzyl-didecyl-ammonium chloride and mixtures thereof.
  • the compositions contain cationic surfactants in amounts, based on the composition, of 0 to 10% by weight, preferably 0.01 to 5% by weight, in particular 0.1 to 3% by weight.
  • the agents according to the invention contain anionic and nonionic surfactants next to one another, preferably C 8 -C 18 alkylbenzenesulfonates, C 8 -C 18 alkyl sulfates and / or C 8 -C 8 alkyl ether sulfates in addition to C 8 -C 8 alkyl alcohol polyglycol ethers and / or alkyl polyglycosides, especially C 8 -C 8 alkyl benzene sulfonates in addition to C 8 -C 8 alkyl alcohol polyglycol ethers.
  • the agents according to the invention can also contain builders.
  • Suitable builders are, for example, alkali metal gluconates, citrates, nitrilotriacetates, carbonates and bicarbonates, in particular sodium gluconate, citrate and nitrilotriacetate as well as sodium and potassium carbonate and bicarbonate, and also alkali metal and alkaline earth metal hydroxide, especially sodium, especially sodium and amines, especially mono- and triethanolaine, or their mixtures.
  • alkali metal gluconates, citrates, nitrilotriacetates, carbonates and bicarbonates in particular sodium gluconate, citrate and nitrilotriacetate as well as sodium and potassium carbonate and bicarbonate
  • alkali metal and alkaline earth metal hydroxide especially sodium, especially sodium and amines, especially mono- and triethanolaine, or their mixtures.
  • These include the salts of glutaric acid, succinic acid, adipic acid, tartaric acid and benzene hexacarboxylic
  • compositions contain builders in amounts, based on the composition, of 0 to 20% by weight, preferably 0.01 to 12% by weight, in particular 0.1 to 8% by weight, most preferably 0.3 to 5 % By weight, but the amount of sodium hexametaphosphate - with the exception of the agents used - is limited to 0 to 5% by weight.
  • the builder salts are also phase separation aids.
  • the agents according to the invention can contain further auxiliaries and additives as are customary in such agents.
  • auxiliaries and additives include, in particular, polymers, soil release agents, solvents (e.g. ethanol, isopropanol, glycol ether), solution mediators, hydrotropes (e.g. cumene sulfonate, octyl sulfate, butyl glucoside, butyl glycol), cleaning enhancers, viscosity regulators (e.g. synthetic polymers such as poly - saccharides, polyacrylates, naturally occurring polymers and their derivatives such as xanthan gum, other polysaccharides and / or gelatin), pH regulators (e.g.
  • the amount of such additives is usually not more than 12% by weight in the cleaning agent.
  • the lower limit of use depends on the type of additive and can be used, for example, in the case of dyes up to 0.001% by weight and under amount.
  • the amount of auxiliaries is preferably between 0.01 and 7% by weight, in particular 0.1 and 4% by weight.
  • the pH of the agents according to the invention can be varied over a wide range, but a range from 2.5 to 12, in particular 5 to 10.5, is preferred.
  • the pH of the agents according to the invention means the pH of the agent in the form of the temporary emulsion.
  • the agents according to the invention can be prepared by mixing them directly from their raw materials, then mixing them and finally standing the agent to separate the temporary emulsion.
  • the agents E1 to E7 according to the invention were produced as described above. Their compositions in% by weight and their pH are shown in Table 1. The agents show two continuous phases, the upper one being slightly milky and temporarily forming a creamy-looking emulsion on the rubble.
  • the components used were a) dodecylbenzenesulfonic acid, b) C ⁇ o -C ⁇ 4 fatty alcohol + lPO + lEO ether, c) C 12 -C ⁇ 8 fatty alcohol + 7EO ether, d) monoethanolamine, e) sodium hydroxide, f) sodium chloride, g ) Sodium gluconate, h) aliphatic hydrocarbon (boiling range: 145 to
  • agents E1 to E7 contained small amounts of dye.
  • test method described below according to Seifen-Ole-Fette-Wachsen 1986, 112, p. 371, which provides very reproducible results, was used to test the cleaning ability of the detergent compositions formulated according to the invention.
  • the cleaning agent to be tested was then placed on an artificially soiled white plastic surface.
  • a mixture of carbon black, machine oil, triglyceride from saturated fatty acids and low-boiling aliphatic hydrocarbon was used as artificial soiling for the diluted application of the cleaning agent.
  • the test area of 26 x 28 cm was evenly coated with 2 g of the artificial soiling with the help of a flat brush.
  • a plastic sponge was soaked in each case with 10 ml of the cleaning agent solution to be tested and moved mechanically on the test surface likewise coated with 10 ml of the cleaning agent to be tested. After 10 wiping movements, the cleaned test area was kept under running water and the loose dirt was removed. The cleaning effect, i.e. the degree of whiteness of the so-called plastic surface was measured with a "Microcolor" color difference measuring device (Dr. Lange). The clean, untreated white plastic surface served as the white standard.
  • the test was carried out with the cleaning agent El according to the invention in a dilute application with a concentration of 6 ml * l "1 and in undiluted application.
  • the test was carried out with a general-purpose cleaner with more than 10% by weight of surfactants (VI ) in dilute application of also 6 ml • l "1 and in undiluted application.
  • the agent E1 according to the invention outperforms the significantly more rich cleaner VI both in the dilute application and in the undiluted application. Checking the residue behavior
  • the residue behavior was checked on black tiles.
  • the residue score of the agents according to the invention is at the level of the commercially available all-purpose cleaners in Germany. This is still the case even if the agents contain hydrophobic components.
  • composition of phases I and II of the cleaning agent E1 according to the invention is shown in Table 2.
  • the upper phase II contains almost the entire amount of surfactant (a, c), hydrophobic component (j) and perfume (k), while the lower phase I contains almost exclusively a part of the phase separation aid (f) and the builder (d) .

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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)
  • Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Detergent Compositions (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

L'invention concerne des détergents liquides polyphasés aqueux à au moins deux phases continues et contenant des tensio-actifs. Les détergents selon l'invention présentent au moins une phase aqueuse inférieure (I) et une phase aqueuse supérieure (II) ne se mélangeant pas à la phase aqueuse (I); ils se transforment temporairement en émulsion lorsqu'on les secoue et contiennent 0 à 5 % en poids d'hexamétaphosphate de sodium. Les détergents selon l'invention sont puissants, stables au stockage, de manipulation simple et servent au nettoyage de surfaces dures. L'invention concerne également un procédé de production de tels détergents comprenant les étapes suivantes: mélange direct des matières premières, puis brassage et, enfin, repos des détergents afin de séparer l'émulsion temporaire.
EP99911758A 1998-03-16 1999-03-09 Detergent liquide polyphase Expired - Lifetime EP1064349B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP01103811A EP1126019B1 (fr) 1998-03-16 1999-03-09 Utilisation d' une composition aqueuse multiphasique pour nettoyage des surfaces dures

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE19811386 1998-03-16
DE19811386A DE19811386A1 (de) 1998-03-16 1998-03-16 Wäßriges mehrphasiges Reinigungsmittel
DE19859774 1998-12-23
DE1998159774 DE19859774A1 (de) 1998-12-23 1998-12-23 Wäßriges mehrphasiges Reinigungsmittel
PCT/EP1999/001507 WO1999047635A2 (fr) 1998-03-16 1999-03-09 Detergent liquide polyphase

Related Child Applications (1)

Application Number Title Priority Date Filing Date
EP01103811A Division EP1126019B1 (fr) 1998-03-16 1999-03-09 Utilisation d' une composition aqueuse multiphasique pour nettoyage des surfaces dures

Publications (2)

Publication Number Publication Date
EP1064349A2 true EP1064349A2 (fr) 2001-01-03
EP1064349B1 EP1064349B1 (fr) 2003-05-14

Family

ID=26044653

Family Applications (2)

Application Number Title Priority Date Filing Date
EP01103811A Revoked EP1126019B1 (fr) 1998-03-16 1999-03-09 Utilisation d' une composition aqueuse multiphasique pour nettoyage des surfaces dures
EP99911758A Expired - Lifetime EP1064349B1 (fr) 1998-03-16 1999-03-09 Detergent liquide polyphase

Family Applications Before (1)

Application Number Title Priority Date Filing Date
EP01103811A Revoked EP1126019B1 (fr) 1998-03-16 1999-03-09 Utilisation d' une composition aqueuse multiphasique pour nettoyage des surfaces dures

Country Status (8)

Country Link
US (1) US6440924B1 (fr)
EP (2) EP1126019B1 (fr)
JP (1) JP2002506925A (fr)
AT (2) ATE240387T1 (fr)
CA (1) CA2324075A1 (fr)
DE (2) DE59905877D1 (fr)
ES (2) ES2200511T3 (fr)
WO (1) WO1999047635A2 (fr)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6720300B1 (en) 1998-10-26 2004-04-13 Reckitt Benckiser N.V. Liquid cleaning agent or detergent composition
DE19926925A1 (de) 1999-06-14 2000-12-21 Benckiser Nv Verfahren zur Herstellung flüssiger Reinigungs- oder Waschmittelzusammensetzungen
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WO1999047635A3 (fr) 2000-01-20
EP1064349B1 (fr) 2003-05-14
ATE240387T1 (de) 2003-05-15
WO1999047635A2 (fr) 1999-09-23
ES2200511T3 (es) 2004-03-01
EP1126019B1 (fr) 2003-06-04
DE59905562D1 (de) 2003-06-18
JP2002506925A (ja) 2002-03-05
ATE242313T1 (de) 2003-06-15
EP1126019A1 (fr) 2001-08-22
ES2200994T3 (es) 2004-03-16
CA2324075A1 (fr) 1999-09-23
US6440924B1 (en) 2002-08-27
DE59905877D1 (de) 2003-07-10

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