SILICONE CHAIN EXTENDER

摘要

The present invention relates to a silicone chain extender, more particularly a chain extender for silicone polymers and copolymers, to a chain extended silicone polymer or copolymer and to a functionalized chain extended silicone polymer or copolymer, to a method for the preparation thereof and the use thereof.

主权项

1. A compound of formula I: wherein Q is selected from the group consisting of —C≡CH, —N3, —CN, halogen, —OH, —SH, —NH2, —NO2, —NCO, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, aryl, heteroaryl, aminoalkyl, alkoxy, —COOR, —O—C(═O)—R, —NH—C(═O)—R, —C(═O)—NH—R, —NH—C(═O)—O—R, —SO3R, —O—(O═)2S—R, and —P(═O)(OR)2, wherein R is selected from the group consisting of H, alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, aryl, and heteroaryl; wherein said alkyl, alkenyl, alkynyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, aryl, heteroaryl, aminoalkyl, alkoxy, —COOR, —O—C(═O)—R, —NH—C(═O)—R, —C(═O)—NH—R, —NH—C(═O)—O—R, —SO3R, —O—(O═)2S—R, and —P(═O)(OR)2 may be substituted by one or more substituents independently selected from the group consisting of —N3, —CN, —Cl, —Br, —I, —OH, —SH, —NH2, —NO2, —NCO, C1-6-alkyl, C2-6-alkenyl and C2-6-alkynyl; k is an integer selected from the range of 1-3; m is an integer selected from the range of 1-6; and n is an integer independently selected from the range of 0-6.