Patent ID: 6313255
Filing Date: 2001-11-06
Classification: C08G,C08L

Abstract:
A telechelic organopolysiloxane polymer having multiple epoxy, vinyl ether, and/or allyl ether end-groups of the formulaG--R.sup.3 --SiR.sup.1 R.sup.2 O(SiR.sup.1 R.sup.2 O).sub.m SiR.sup.1 R.sup.2 R.sup.3 --Gwherein R.sup.1 and R2 are independently selected from the group consisting of monovalent alkyl, alkoxy, aryl, and aryloxy radicals having from 1 to 20 carbon atoms and halohydrocarbon radicals of the formula C.sub.n F.sub.2n+1 CH.sub.2 CH.sub.2 -- wherein n is an integer from 1 to 18; m is an integer in the range from 10 to about 1000; R.sup.3 is a divalent hydrocarbon radical having from 2 to about 18 carbon atoms; and G is a silicon-based functionalized end group selected from the group consisting of epoxides, vinyl ethers, propenyl ethers, and a combination thereof, wherein G has from 2 to 5 functionalities.