The results showed that the P-Br flame resistive polyester chip had high flame resistance, high dispersivity of flame retardant,excellent thermal stability and good spinnability.

• 应用P－Br阻燃剂进行了阻燃涤纶切片的开发研制试验，结果表明：P－Br阻燃剂阻燃效果好、能高度分散并有良好的热稳定性，其所制阻燃涤纶切片有良好的可纺性。