Cosmetic composition containing a surfactant such as an alkylpolyglycoside and/or polyglycerol and an urethanpolyether

Claim 2

Composition according to Claim 1, characterized in that the polyetherurethane is of the following formula: in which: [(C 3 H 6 O) (C 2 H 4 O)] (bi,ai) , with (b i , a i ) denoting (b, a) or (b', a'), means that it is a random polymer of propylene oxide and ethylene oxide containing a mole of ethylene oxide and b mole of propylene oxide distributed in a random manner in the polymeric chain, A denotes a divalent radical derived from an aliphatic, cycloaliphatic or aromatic diisocyanate, R 1 and R 2 , which are identical or different, denote a C 8 -C 30 , preferably C 10 -C 20 , alkyl or alkenyl radical; a i and b i , which are identical or different, are such that the sum of between a i + b i is a number between 20 to 200 moles, and preferably between 60 to 120 moles; the molar ratio a i /b i is between 30 70 and 90 10 , preferably between 50 50 and 90 10 .

Claim 3

Composition according to Claim 2, characterized in that A denotes a divalent radical derived from a polymethylene diisocyanate, tolylene diisocyanate or methanediphenylene diisocyanate.

Claim 4

Composition according to either of Claims 1 or 3, characterized in that A denotes the divalent radical derived from hexamethylene diisocyanate and that R 1 and R 2 denote a lauryl radical or a mixture of radicals derived from tallow.

Claim 5

Composition according to Claim 1, characterized in that the polyetherurethane has at least three urethane groups.

Claim 6

Composition according to Claim 5, characterized in that the polyetherurethane is chosen from those represented by the following groups: Group I The polyetherurethanes of the following formula: A-B p - E q - (B-E) n -B r -E t -A in which, n is a number between 1 and 10, p, q, r and t, independently of each other, are equal to either 0 or 1, with at least one of g or r being equal to 1, and t being equal to zero when r is equal to 0, provided that when q is equal to 1, then either p, r and t are equal to 0, or p is equal to 0 and r and t are equal to 1, or t is equal to 0 and r and p are equal to 1, and when q is equal to 0, then r is equal to 1 and p and t are equal to 0; Group II The polyetherurethanes of the following formula II (H-E-OCH 2 ) s L[Q v -(D u -E-A) w -R z ] m in which, m is an integer ranging from 2 to 4 and s is an integer ranging from 0 to 2, the sum of m and s ranging from 2 to 4, w is an integer ranging from 1 to 3, and each of u, v and z is, independently of each other, 0 or 1; L represents X, Y or -O-, X being a hydrophobic hydrocarbon radical containing at least one carbon atom, and preferably one to four carbon atoms, and Y a trivalent hydrophobic radical chosen from the following groups: -OCONH(CH 2 ) 6 N[CONH(CH 2 ) 6 NHCO-O-] 2 , CH 3 C[CH 2 O-OCNHC 7 H 6 NHCO-] 3 and CH 3 CH 2 C[CH 2 O-OCNHC 7 H 6 NHCO-] 3 ; Q represents the group -CH 2 C-, and D the group -CH 2 O-, provided that, • a) when L represents X, then u and w are each equal to 1, v and z are equal to 0, m is equal to not less than 2 and the sum of m and s is 4; • b) when L represents Y, then u, v and s are each equal to 0, m is equal to 3, w is 2 or 3 and z is 0 or 1; and • c) when L represents -O-, then v and u are each equal to 1, w ranges from 1 to 3, m is equal to 2, and s and z are each equal to 0; in each of the formulae for both of these groups, A and R represent a hydrophobic organic radical; B a hydrophobic divalent group of formula: in which G is a divalent radical derived from an organic di- or triisocyanate all of whose isocyanate groups have reacted; and E represents a nonionic, divalent hydrophilic polyether group. Group III The polyetherurethanes are obtained by reaction (a) of a polyfunctional reagent chosen from organic polyols having at least three hydroxyl groups, organic polyisocyanates having at least three isocyanate groups, and mixtures thereof; (b) a difunctional reagent chosen from organic diols, organic diisocyanates, and mixtures thereof, the diol being present in the reaction mixture when the polyisocyanate is present and the diisocyanate being present when the polyol is present; (c) a hydroxyl or amino monofunctional compound in a quantity sufficient to trap any isocyanate group which did not react during the reaction between (a) and (b), and to prevent coagulation of the reaction mixture; and, optionally, (d) an organic monoisocyanate for trapping the hydroxyl groups remaining after reaction between (a) and (b); a reaction in which at least either the polyol or the diol contains at least one water-soluble polyether segment with a molecular weight of not less than 1500, the sum of the carbon atoms in the reagents containing isocyanate groups, hydroxyl groups and amino groups is not less than 20, and the average molecular weight of the components of the composition is about 10,000 to 200,000.

Claim 7

Composition according to any one of Claims 1 to 6, characterized in that the nonionic surface-active agents of the family of alkyl polyglycosides are of the following formula: R(C 6 H 10 O 5 ) x -H     (II) which corresponds to the following structural formula in which, R denotes an alkyl or alkenyl radical or a mixture of alkyl or alkenyl radicals containing a linear or branched C 8 -C 24 chain; x is a number between 1 and 15.

Claim 8

Composition according to one of Claims 1 to 7, characterized in that the polyglycerolated nonionic surface-active agents are chosen from the following polyhydroxypropyl ethers: (A) The compounds of the formula (IV): in which the group [C 3 H 5 (OH)] represents the following structures taken together or separately -[CH 2 CHOH - CH 2 -O⁆     (IVa), and and R and n have one of the meanings below: a) R represents a C 10 -C 14 alkyl radical or a mixture of C 10 -C 14 alkyl radicals and n is an integer or a decimal from 2 to 10, preferably 3 to 6. b) R represents a residue: R 2 CONHCH 2 -CH 2 OCH 2 -CH 2 -     (V) where R 2 denotes a C 11 -C 17 alkyl and/or alkenyl radical or a mixture of C 11 -C 17 alkyl and/or alkenyl radicals and n denotes an integer or a decimal from 1 to 5, and preferably from 1.5 to 4. c) R represents a residue: R 3 -CHOH-CH 2 -     (VI) where R 3 denotes an aliphatic, cycloaliphatic or arylaliphatic C 7 -C 21 radical and mixtures thereof, the aliphatic chains denoting in particular alkyl chains which may contain from 1 to 6 ether, thioether and/or hydroxymethylene groups and n denotes an integer or decimal from 1 to 10. (B) The compounds prepared by condensation, using acid catalysis, of 2 to 10, preferably 2.5 to 6 moles of glycidol per mole of alcohol or alpha-diol containing 10 to 14 carbon atoms, at a temperature of 50 to 120°C, the glycidol being slowly added to the alcohol or alpha-diol. (C) The polyhydroxypropyl ether compounds prepared by polyaddition of glycerol monochlorohydrin to a polyhydroxylated organic compound in the presence of a strong base, with constant removal of water by distillation.

Claim 9

Composition according to Claim 8, characterized in that the polyglycerolated nonionic surface-active agents are chosen from the following polyhydroxypropyl ethers: (α) where R 1 denotes a mixture of C 10 H 21 and C 12 H 25 alkyl radicals; (β) the compounds prepared by condensation, using alkaline catalysis, of 3.5 moles of glycidol with an alpha-diol having 12 carbon atoms; (γ) the compounds of the formula: where R 2 denotes a mixture of radicals comprising the following alkyl and alkenyl radicals: C 11 H 23 , C 13 H 27 , the radicals derived from fatty acids from copra and the radical derived from oleic acid; (δ) the compounds prepared by condensation of 3.5 moles of glycidol with a mixture of C 11 -C 14 alpha-diols; (ε) the compounds obtained by condensation of 2.5 moles of glycerol monochlorohydrin with 1,2-dodecanediol in the presence of sodium hydroxide.

Claim 10

Composition according to any one of Claims 1 to 9, characterized in that it contains between 0.1 and 10% by weight, and preferably between 0.3 and 5% by weight relative to the total weight of the composition, of polyetherurethanes.

Claim 11

Composition according to any one of Claims 1 to 10, characterized in that it contains 0.5 to 10% by weight relative to the total weight of the composition, of nonionic surface-active agents of the family of alkyl polyglycosides and/or polyglycerolated agents.

Claim 12

Composition according to any one of Claims 1 to 10, characterized in that it contains 3 to 50% by weight, preferably 5 to 30% by weight, relative to the total weight of the composition, of nonionic surface-active agents of the family of alkyl polyglycosides and/or polyglycerolated agents.

Claim 13

Composition according to any one of Claims 1 to 12, characterized in that the cosmetically acceptable medium is an aqueous medium composed of water alone or of a mixture of water and a cosmetically acceptable solvent.

Claim 14

Composition according to any one of Claims 1 to 13, characterized in that it is provided in the form of a liquid which is more or less thickened, a gel, emulsion, dilute alcoholic lotion, dispersion or aerosol foam.

Claim 15

Composition according to any one of Claims 1 to 14, characterized in that it contains anionic, cationic, amphoteric or zwitterionic surface-active agents, other nonionic surface-active agents, anionic, cationic, nonionic or amphoteric polymers, proteins, hydrocarbon-containing oils, silicone oils, waxes, resins or gums, acidifying or alkalinizing agents, preserving agents, active ingredients, other thickeners, suspending agents, emollients, sunscreen agents, perfumes or other adjuvants commonly used in cosmetics.

Claim 16

Use of the composition as defined in any one of Claims 1 to 15 for cosmetically treating and/or washing keratinous materials consisting of the hair or the skin.

Claim 17

Process for cosmetic treatment characterized in that it consists in applying to the skin or the hair a cosmetically effective amount of the composition according to any one of Claims 1 to 15.

Claim 18

Process for the cosmetic washing and treatment of hair characterized in that it consists in applying to wet or dry hair, an effective amount, so as to wash it, of the composition as described in any one of Claims 1 to 10 and 12 to 15 and that the hair is then rinsed with water.