Patent ID: 9267221
Filing Date: 2016-02-23
CPC Classification: A41G,C08K,D01F,D02J,D10B

Claim Text:
1. A flame-retardant polyester artificial hair filaments, which comprises: (A) 100 parts by weight of a thermoplastic polyester resin; (B) 10-30 parts by weight of a polymeric phosphorus-based flame retardant, wherein the polymeric phosphorus-based flame retardant is a flame retardant having a repeat unit of the following Formula 1 and a weight-average molecular weight ranging from 80,000 to 150,000: wherein Ar is an aromatic group, each X is, independently, a C (C) 0.1-3 parts by weight of a chain extender; and (D) 0.5-3 parts by weight of sodium antimonate.