申请人:SHELL INTERNATIONALE RESEARCH
MAATSCHAPPIJ B.V.
公开号:EP0359340A2
公开(公告)日:1990-03-21
Linear, alternating copolymers and terpolymers of a 1,6-diaza[4,4]spirodilactam and a primary diamine and process for preparing such copolymers and terpolymers by reacting a dioxaspirononane dione or a precursor thereof with a primary diamine, optionally in the presence of a tri- or tetracarboxylic acid.
1,6-二氮杂[4,4]螺二内酰胺与伯胺的线性交替共聚物和三元共聚物,以及通过二氧天冬氨酰二酮或其前体与伯胺反应(可选择在有三或四羧酸存在的情况下)制备此类共聚物和三元共聚物的工艺。