| abstract |
The present invention provides a composition comprising a compound containing a carbon-carbon double bond obtained by reacting (A) a polyisocyanate which is a trimer of diisocyanate, with (B) a compound having an active hydrogen, wherein component (B) comprises (B1) a perfluoropolyether having an active hydrogen, and (B2) a monomer having an active hydrogen and at least two groups having a carbon-carbon double bond. |