초록 ▼

A radiation curable pressure sensitive adhesive composition comprising: (A) 100 parts by weight of a hydrogenated polybutadiene liquid oligomer which has one or more ethylenically unsaturated terminal radicals in its molecule and in which 70% or more of intramolecular carbon-carbon double bonds has

A radiation curable pressure sensitive adhesive composition comprising: (A) 100 parts by weight of a hydrogenated polybutadiene liquid oligomer which has one or more ethylenically unsaturated terminal radicals in its molecule and in which 70% or more of intramolecular carbon-carbon double bonds has been hydrogenated; (B) from 0.2 to 20 parts by weight of a chain transfer agent; and (C) from 0.001 to 1.0 parts by weight of a thermal polymerization inhibitor selected from metal complexes of N-nitrosophenylhydroxylamine; has an excellent storage stability and curing property and can provide pressure sensitive adhesive tapes which have excellent heat resistance and weatherability and are suitably used as surface protecting films.

대표청구항 ▼

A radiation curable pressure sensitive adhesive composition comprising: (A) 100 parts by weight of a hydrogenated 1,2-polybutadiene liquid oligomer which has one or more ethylenically unsaturated terminal radicals in its molecule and in which 70% or more of intramolecular carbon-carbon double bonds

A radiation curable pressure sensitive adhesive composition comprising: (A) 100 parts by weight of a hydrogenated 1,2-polybutadiene liquid oligomer which has one or more ethylenically unsaturated terminal radicals in its molecule and in which 70% or more of intramolecular carbon-carbon double bonds has been hydrogenated, said one or more ethylenically unsaturated terminal radicals being attached at both terminals of a main chain of the hydrogenated 1,2-polybutadiene liquid oligomer and the main chain of the hydrogenated 1,2-polybutadiene liquid oligomer being prepared by living anionic polymerization; (B) from 0.2 to 20 parts by weight of a chain transfer agent selected from the group consisting of ethylene glycol bis(thioglycolate), 1,4-butanediol bis(thiopropionate), trimethylolpropane tris(thioglycolate), trimethylolpropane tris(bb0.001 to 1.0 parts by weight of a thermal polymerization inhibitor selected from metal complexes of N-nitrosophenylhydroxylamine.