申请人:IDEMITSU KOSAN COMPANY LIMITED
公开号:EP0243000A1
公开(公告)日:1987-10-28
Disclosed is a novel polymer of this invention which comprises having a recurring unit represented by the formula:
and having a reduced viscosity (ηsp/c) of 0.2 dl/g or more at 60"C in a solution of a concentration of 0.2 g/dl in p-chlorophenol as a solvent, a method for preparing the same which comprises reacting a dihalogenobenzonitrile represented by the formula:
wherein X represents a halogen atom,
with an alkali metal salt of resorcin represented by the formula:
wherein M represents an alkali metal,
in the presence of a solvent; and then treating the reaction product obtained by water or alcohol and molding materials and molded produces employing the polycyanoaryl ether.
本发明公开了一种新型聚合物,该聚合物具有由式:
在对氯苯酚作为溶剂的浓度为 0.2 克/分升的溶液中,60 "C 时的降低粘度(ηsp/c)为 0.2 分升/克或以上,制备该聚合物的方法包括使由式......表示的二卤代苯腈反应:
其中X代表卤素原子
式中 X 代表卤素原子的二卤代苯腈与式中 X 代表卤素原子的间苯二酚碱金属盐反应:
式中 M 代表碱金属、
在有溶剂存在的情况下;然后用水或酒精和成型材料处理所得到的反应产物,并使用聚氰基芳基醚成型产品。