Patent ID: 6020430
Filing Date: 2000-02-01
Classification: C08F,C08G

Abstract:
A protected functionalized silicone copolymer comprising a compound selected from the group consisting of:protected functionalized copolymers of the formula:(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v --H (I);protected functionalized copolymers of the formula:(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v --SiR.sup.3 R.sup.4 R.sup.5 (II');protected macromonomers of the formula:(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v --SiR.sup.3' R.sup.4' R.sup.5' (II);protected homotelechelic copolymers of the formula:[(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v ].sub.2 --L (III')in which each T--(A--R.sup.7 R.sup.8 R.sup.9).sub.m is the same;protected heterotelechelic copolymers of the formula:[(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v ].sub.2 --L (III)in which each T--(A--R.sup.7 R.sup.8 R.sup.9).sub.m is different and in which each C can be the same or different;protected heterotelechelic copolymers of the formula:(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v --FG (III"")in which FG and T--(A--R.sup.7 R.sup.8 R.sup.9).sub.m are different; andprotected radial copolymers of the formula:[(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C--(R.sup.1 R.sup.2 Si--O).sub.v ].sub.z --L' (IV)or[(R.sup.7 R.sup.8 R.sup.9 --A).sub.m --T--Z--Q.sub.n --C].sub.z --DVB--[(R.sup.1 R.sup.2 Si--O).sub.v --SiR.sup.3 R.sup.4 R.sup.5 ].sub.y(V)in which each T--(A--R.sup.7 R.sup.8 R.sup.9).sub.m and each C can be the same or different, wherein:Q is an unsaturated hydrocarbyl group derived by incorporation of one or more conjugated diene hydrocarbons, one or more alkenylsubstituted aromatic compounds, or mixtures of one or more dienes with one or more alkenylsubstituted aromatic compounds into the M-Z linkage;n is an integer from 0 to 5;Z is a branched or straight chain hydrocarbon connecting group which contains 3-25 carbon atoms, optionally substituted with aryl or substituted aryl;C is a hydrogenated or unsaturated block derived by anionic polymerization of one or more conjugated dienes, one or more alkenylsubstituted aromatic compounds, or mixtures of one or more conjugated dienes and one or more alkenylsubstituted aromatic compounds;DVB is radial polymer core prepared by addition of protected functionalized polymer anions to at least one alkenylsubstituted aromatic compound which contains two or more independently polymerizable vinyl groups;T is selected from the group consisting of oxygen, sulfur, and nitrogen groups and mixtures thereof;(A--R.sup.7 R.sup.8 R.sup.9).sub.m is a protecting group in which A is an element selected from Group IVa of the Periodic Table of the Elements; R.sup.7, R.sup.8, and R.sup.9 are each independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, aryl, substituted aryl, cycloalkyl and substituted cycloalkyl; and m is 1 when T is oxygen or sulfur, and 2 when T is nitrogen;R.sup.1 and R.sup.2 are each independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, alkenyl, substituted alkenyl, aryl, and substituted aryl;v is an integer from 2 to 100,000;R.sup.3, R.sup.4, and R.sup.5 are each independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, fluorinated alkyl, alkyl containing an acetal functionality, alkenyl, substituted alkenyl, aryl, and substituted aryl;R.sup.3', R.sup.4', and R.sup.5' are each independently selected from the group consisting of hydrogen, alkyl, substituted alkyl, fluorinated alkyl, alkyl containing an acetal functionality, alkenyl, substituted alkenyl, aryl, substituted aryl, and free radically polymerizable groups, with the proviso that at least one of R.sup.3', R.sup.4', and R.sup.5' is a free radically polymerizable group;FG is a protected or non-protected functional group;L is a residue derived by incorporation of a difunctional linking group;L' is a residue derived by incorporation of a multifunctional linking group; andy and z are each independently integers from 2 to 30.