Polyamides and a process for their preparation from a substituted epsilon-caprolactam
申请人:TORAY INDUSTRIES, INC.
公开号:EP0013553A1
公开(公告)日:1980-07-23
Provided are polyamides having a repeating unit represented by the formula
wherein Rand R' are each a lower alkyl group or a cyclic amine residue, and also having a relative viscosity of at least 1.5.
所提供的聚酰胺具有由式(其中 Rand R' 分别为低级烷基或环胺残基)表示的重复单元,且相对粘度至少为 1.5。