COMPOSITION COMPRISING A MODIFIED PHOTO-DIMERIZABLE POLYMER AND AN ALKALINE AGENT AND/OR AN AMINO ALKOXYSILANE DERIVATIVE AND TREATMENT METHOD IMPLEMENTING THE COMPOSITION

Abstract

The present invention concerns a composition comprising: —at least one photo-crosslinkable polymer comprising at least one photo-dimerizable pendant group; —one or more alkaline agent(s) and/or amino alkoxysilane derivative(s), the alkaline agent(s) and/or amino alkoxysilane derivative(s) being present in the composition in an amount ranging from 0.01 to 10% by weight relative to the total weight of the composition, the pH of the composition being greater than or equal to 7.

Claims

1.-22. (canceled)

23. A composition comprising: at least one photo-crosslinkable polymer comprising at least one photo-dimerizable pendant group; and at least one alkaline agent and/or amino alkoxysilane derivative present in an amount ranging from 0.01% to 10% by weight relative to the total weight of the composition, wherein the pH of the composition is greater than or equal to 7.

24. The composition of claim 23, wherein the at least one photo-dimerizable group is chosen from monovalent radicals having the formula (I) or (II): ##STR00030## or geometric isomers thereof, wherein: Y and Z independently represent a nitrogen atom or a group C(R), wherein R represents a hydrogen atom or a (C.sub.1-C.sub.4)alkyl group; A represents one bond or a divalent group chosen from (C.sub.1-C.sub.8)alkylene, arylene, heteroarylene, cycloalkylene, heterocycloalkylene, (thio)carbonyl, (C.sub.2-C.sub.8)alkenylene radicals or combinations thereof; B represents a monovalent group chosen from (C.sub.1-C.sub.8)alkyl radicals, aryl, or combinations thereof; X represents a divalent group chosen from (C.sub.2-C.sub.8)alkylene, arylene, heteroarylene, cycloalkylene, heterocycloalkylene, (thio)carbonyl, (C.sub.2-C.sub.8)alkenylene radicals or combinations thereof; p represents an integer between 1 and 5 inclusive; ##STR00031## represents the bond that connects the part of the monovalent radical to the rest of the molecule; wherein each of the groups cited can optionally be substituted with one or more halogen atoms or groups chosen from (C.sub.1-C.sub.6)alkyl, hydroxy, amino, (di)(C.sub.1-C.sub.6)alkylamino, phenyl, carboxy, (C.sub.1-C.sub.6)alkoxy, (C.sub.1-C.sub.6)alkoxy(thio)carbonyl, hydrogen(thio)-carbonyl, sulfonato R—O—S(O).sub.2— or R—S(O).sub.2—O—, amide RR′N—C(O)— or R—C(O)—N(R′)— or acyl R—C(O)—, ammonium RR′R″N.sup.+— groups, wherein R, R′, and R″, which may be identical or different, represent a hydrogen atom or a (C.sub.1-C.sub.4)alkyl group.

25. The composition of claim 24, wherein the at least one photo-dimerizable group is chosen from monovalent radicals of the following compounds: a) stilbene, b) styrylpyridinium (stilbazolium) having formula (A.sub.1) or (A.sub.2): ##STR00032## or geometric isomers thereof, wherein: R.sup.1 and R.sup.3, which may be identical or different, represent a halogen atom or a (C.sub.1-C.sub.6)alkyl group, or two contiguous R.sup.1 or R.sup.3 groups that together form a benzo group with the carbon atoms that bear them; R.sup.2 represents a hydrogen atom, a (C.sub.1-C.sub.6)alkyl group optionally substituted with one or more halogen atoms; q and r represent an integer ranging from 0 to 4; Q.sup.− represents an anionic counterion; and ##STR00033##  represents a bond connecting the monovalent radical to the rest of the molecule, wherein the pendant group A2 is optionally connected to the rest of the molecule via R.sup.2, wherein the ##STR00034##  bond is found on the phenyl in the para position of the styryl group on A.sub.1 or connected to the rest of the molecule via R.sup.2 on A2; c) styrylazolium having formula (B1) or (B2) or geometric isomers thereof: ##STR00035## wherein: A represents a sulfur atom, an oxygen atom, or an NR.sup.2 or C(R.sup.2).sub.2 group; wherein ##STR00036##  Q.sup.−, r, q, R.sup.1, R.sup.2, and R.sup.3 are as defined previously, d) styrylpyrazine, e) chalcone, f) (thio)cinnamate or (thio)cinnamamide, g) maleimide, h) (thio)coumarin, i) thymine, j) uracil, k) butadiene l) anthracene, m) pyridone, n) pyrrolizinone, o) acridizinium salts, p) furanone, q) phenylbenzoxazole, or r) derivatives thereof.

26. The composition of claim 23, wherein the at least one photo-crosslinkable polymer has a natural or a synthetic backbone chosen from polysaccharides, poly(vinyl) polymers, or polydiorganosiloxanes.

27. The composition of claim 23, wherein the at least one photo-crosslinkable polymer is soluble or dispersed in the composition.

28. The composition of claim 23, wherein the at least one photo-crosslinkable polymer is in the form of particles.

29. The composition of claim 28, wherein the particles are polyvinyl alcohol particles.

30. The composition of claim 23, wherein the at least one photo-crosslinkable polymer includes at least one hydrophobic pendant group.

31. The composition of claim 30, wherein the hydrophobic group is chosen from: a saturated or unsaturated (C.sub.1-C.sub.30)alkyl group, an alkenyl group, an aryl group, a fluorinated group, or a silicone group.

32. The composition of claim 23, wherein the composition comprises the at least one photo-crosslinkable polymer in an amount ranging from 0.01 to 25% relative to the total weight of the composition.

33. The composition of claim 23, wherein the at least one alkaline agent is chosen from aqueous ammonia, water-soluble mineral alkaline agents or alkaline-earth metals, carbonates or phosphates of alkali metals or alkaline-earth metals, alkanolamines or derivatives thereof, basic amino acids, alkaline polyamino acids, polyamines, polyvinylamines, or compounds of formula (A) below: ##STR00037## wherein W is a (C.sub.1-C.sub.6)alkylene group, and R.sub.x, R.sub.y, R.sub.z and R.sub.t, which may be identical or different, represent a hydrogen atom, a C.sub.1-C.sub.4 alkyl, or a C.sub.1-C.sub.4 hydroxyalkyl radical.

34. The composition of claim 23, wherein the at least one alkaline agent is chosen from water-soluble mineral alkaline agents, alkanolamines, basic amino acids, or organic amines.

35. The composition of claim 23, wherein the at least one alkaline agent is chosen from hydroxides of alkali metals or alkaline-earth metals.

36. The composition of claim 23, wherein the at least one amino alkoxysilane derivative corresponds to formula (C) below and/or oligomers thereof:
R.sub.1Si(OR.sub.2).sub.z(R.sub.3).sub.x(OH).sub.y  (C) wherein: a) R.sub.1 is a linear or branched, saturated or unsaturated, cyclic or acyclic C.sub.1-C.sub.6 hydrocarbon-based chain substituted with a group chosen from the following groups: amine NH.sub.2 or NHR, wherein R is a C.sub.1-C.sub.20 alkyl optionally substituted with a radical including a silicon atom, a C.sub.3-C.sub.40 cycloalkyl or a C.sub.6-C.sub.30 aromatic, or an aryl or aryloxy group substituted and/or interrupted with at least one amino group or with at least one C.sub.1-C.sub.4 aminoalkyl group, and wherein R.sub.1 is optionally interrupted with O, S, NH, or CO, b) R.sub.2 and R.sub.3, which may be identical or different, represent a linear or branched alkyl group comprising from 1 to 6 carbon atoms, c) y represents an integer ranging from 0 to 3, d) z represents an integer ranging from 0 to 3, and e) x represents an integer ranging from 0 to 2, wherein z+x+y=3.

37. The composition of claim 23, further comprising at least one compound chosen from 3-aminopropyltriethoxysilane (APTES), 3-aminoethyltriethoxysilane (AETES), 3-aminopropylmethyldiethoxysilane, N-(2-aminoethyl)-3-aminopropyltriethoxysilane, 3-(m-aminophenoxy)propyltrimethoxysilane, p-aminophenyltrimethoxysilane N-(2-aminoethylaminomethyl)phenethyltrimethoxy-silane, or oligomers and/or hydrolysis products thereof.

38. The composition of claim 23, further comprising at least one compound chosen from 3-aminopropyltriethoxysilane or oligomers and/or hydrolysis products thereof.

39. The composition of claim 23, wherein the composition comprises at least one alkaline agent and/or amino alkoxysilane derivative in an amount ranging from 0.01% to 10% by weight relative to the total weight of the composition.

40. The composition of claim 23, wherein the pH of the composition ranges from 7.5 to 11.

41. A process for treating keratin materials comprising the following steps: a) application of a composition to the keratin materials, the composition comprising: at least one photo-crosslinkable polymer comprising at least one photo-dimerizable pendant group; and at least one alkaline agent and/or amino alkoxysilane derivative present in the composition in a content ranging from 0.01% to 10% by weight relative to the total weight of the composition, wherein the pH of the composition is greater than or equal to 7; b) irradiation of said composition on the keratin materials to crosslink the polymer.

42. The process of claim 41, wherein a) the keratin materials are dried after application of the composition to the keratin materials and before the irradiation of the composition, b) the keratin materials are exposed to red light at room temperature or higher after application of the composition to the keratin materials and before the irradiation of the composition, and/or c) the irradiation is irradiation with radiation in the UVA or the visible domain.

Description

EXAMPLE

[0285] The following compositions were prepared from the ingredients of which the contents are indicated in the table below (% in g of active material).

TABLE-US-00001 TABLE 1 1 2 3 4 5 PVA-SbQ* 10 10 10 — — PVA-SbQ-propional** — — — 10 14.9 NaOH 3 — — 3 Aminomethylpropanol — 1.3 — 5 Monoethanolamine — — 0.03 — — Water QS 100 100 100 100 100 pH 8.4 8.8 8.6 8 8.5 *partially saponified polymer of polyvinyl acetate type bearing stilbazolium groups, adsorbed on polyvinyl acetate particles **PVA-SbQ-Propional obtained according to the process described previously Compositions which have a pH that is stable over time are obtained, affording the polymer stability.

[0286] Uniform and persistent coating was obtained on the hair.

[0287] Results of the same type were obtained for PVA-SbQ bearing phenyl groups.