Blade and method for preparation thereof.

摘要

A blade (1) comprising a polymeric elastomer containing a low surface energy compound, characterized in that the low surface energy compound exists in the polymeric elastomer under the primary particles with an average particle size of 1 mu m or less or mutually dissolved state, and a method for preparation thereof. A blade (1) comprising a molded product obtained by curing a silicone-modified prepolymer formed by the reaction of a polyurethane prepolymer and silicone oil in a solvent, and a method for preparation thereof.