Patent ID: 7425599

Claim:
A polyvinyl ether composed of a repeating unit represented by the following formula (I) and having a hydrogen atom at one terminal thereof and a silicon-containing functional group or atomic group represented by the following formula (II) at the other terminal thereof: wherein R 1 , R 2 and R 3 are the same or different and each independently represents a hydrogen atom or a hydrocarbon group having 1 to 8 carbon atoms and R 4 represents an alkyl group, a cycloalkyl group, an aryl group, an aralkyl group, a silyl group, or a substituted derivative thereof wherein X 1 , X 2 and X 3 are the same or different and each independently represents a hydrogen atom, a halogen atom, an amino group, an alkyl group, an alkoxy group, a thioalkyl group, an alkylamino group, an aryl group, an arylamino group, an aralkyl group, a vinyl group, or a heterocyclic group.