申请人:E. I. Du Pont de Nemours and Company
公开号:US04065431A1
公开(公告)日:1977-12-27
Rigid polyesters of the formula ##STR1## WHERE R and R.sup.1 are each arylene or substituted arylene and n is at least about 10 have a combination of being thermally stable and melt spinnable.
式子为##STR1##其中R和R.sup.1分别为芳基或取代芳基,n至少为10的刚性聚酯具有热稳定性和熔融纺丝性的组合特性。