Patent ID: 9580545
Date: 2017-02-28
CPC Classifications: C08G,C08L

Claim:
1. An antistatic agent, characterized by comprising a polymer compound (E) having a structure in which a block polymer (C) and a polyhydric alcohol compound (D) are bound via an ester bond formed by a carboxyl group of said block polymer (C) and a hydroxyl group of said polyhydric alcohol compound (D), said block polymer (C) having a structure comprising carboxyl groups at both ends, in which structure a block constituted by a polyester (A) having carboxyl groups at both ends and a block constituted by a compound (B) having hydroxyl groups at both ends are repeatedly and alternately bound via ester bonds formed by said carboxyl and hydroxyl groups, and said polyhydric alcohol compound (D) comprising three or more hydroxyl groups.