Multicomponent composition (Michael addition)

A method for treating keratin material, comprising:

• pre-applying to the keratin material a polyamine in water to form a pretreated keratin material;
• and then applying to the pretreated keratin material
• a first component comprising a medium and a first compound according to Formula I;
• and
• a second component comprising a medium and a second compound according to Formula II;
• wherein the first and second components are applied sequentially or simultaneously to the pretreated keratin material;
• wherein
• Formula I is
• or
• Me3Si—O—(SiMe2-O)x—SiMe(—(CH2)3—O—CH2—CHOH—CH2—O—CO—CH═CH2)—O)y—(SiMe2-O)z—(SiMe(—CH2)3—O—CH2—CHOH—CH2—O—CO—CH═CH2)—O)y′—(SiMe2-O)x′—SiMe3;
• wherein
• the —(SiMe(—(CH2)3—O—CH2—CHOH—CH2—O—CO—CH═CH2)—O)y—, (SiMe2-O)z and —(SiMe2-O)x groups are arranged to intersperse the —(SiMe(—(CH2)3—O—CH2—CHOH—CH2—O—CO—CH═CH2)—O)y groups along the silicone backbone;
• x is an integer of from about 5 to about 500, x′ is an integer of from about 5 to about 500, z is an integer of from about 2 to 50 and y is an integer of from about 1 to about 100;
• Formula II is
• or
• Me3SiO—(SiMe2-O)x—(Si(MeAM)-O)y—(SiMe2-O)z—(Si(Me)(AKO)-O)y′—(SiMe2-O)x′—SiMe3;
• or
• HO(Me2)SiO—(SiMe2-O)x—(Si(MeAM)-O)y—(SiMe2-O)z—(Si(Me)(AKO)-O)y′—(SiMe2-O)x′—Si(Me2)OH;
• or
• Me3SiO—(SiMe2-O)x—(Si(MeAM)-O)y—SiMe3;
• or
• AM-Me2SiO—(SiMe2-O)x—(Si(MeAM)-O)y—(SiMe2-O)x′—SiMe2-AM;
• wherein
• AM is R4a—NH2;
• AKO is alkyl of 3 to 20 carbons with optional oxygen in the carbon chain and optionally terminated by hydroxyl;
• y is at least 2, y′ is zero or 1 to 3;
• the sum of x and x′ is about 5 to about 10,000;
• z is 0 or at least 1;
• a is zero or at least 2;
• wherein R4a is a divalent organic group bonded to Si and NH2 and is alkylenyl of 1 to 3 carbons or a di-alkyenyl amine group of 3 carbons in each alkyenyl group;
• and
• each of the aminosiloxane units is spaced apart on average from other aminsiloxane units by from about 5 to about 100 siloxane units;
• and,
• the polyamine is
• a) a linear polyethyleneimine of the formula:
• in which n is an integer representing the degree of polymerization, wherein n ranges from 50 to 20,000;
• or
• b) a branched polyethyleneimine of the formula
• in which n is an integer representing the degree of polymerization, wherein n ranges from 5 to 4,000;
• or
• c) a polyallylamine hydrochloride of the formula:
• in which n is an integer representing the degree of polymerization, wherein n ranges from 50 to 20,000;
• or
• d) a polydiallyldimethylammonium chloride of the formula:
• in which n is an integer representing the degree of polymerization, wherein n ranges from 10 to 20,000;
• or the polyamine is an aminosilane selected from the group consisting of Me3Si—O—SiMe2-O—SiMe2NH2, (CH3O)3Si(CH2)3NH2, (CH3CH2O)3Si(CH2)3NH2, (CH3O)3Si(CH2)3NH(CH2)2NH2, (CH3CH2O)3Si(CH2)3NH(CH2)2NH2, (CH3CH(CH3)CH2O)3Si(CH2)3NH(CH2)2NH2, (CH3)2CHO)3Si(CH2)3NH(CH2)2NH2, (CH3CH2O)3Si(CH2)4NH(CH2)2NH2, (CH3CH(CH3)CH2O)3Si(CH2)4NH(CH2)2NH2, ((CH3)2CHO)3Si(CH2)4NH(CH2)2NH2, and (CH3O)3Si(CH2)4NH(CH2)2NH2.