申请人:MITSUI CHEMICALS, INC.
公开号:EP0856539A1
公开(公告)日:1998-08-05
A cross-linked polymer containing, in its molecule, recurring units represented by the following formula (1), and having biodegradability and high water-absorbency:
wherein R1 is a pendant group having at least one functional group selected from the group consisting of acidic groups and salts thereof, a glycino group and salts thereof, cationic groups and betaine groups; X1 is NH, NR1', R1' being an alkyl, aralkyl or aryl group, O or S; and n1 is 1 or 2.
一种交联聚合物,其分子中含有下式(1)所代表的循环单元,并具有生物降解性和高吸水性:
其中,R1 是具有至少一个官能团的悬垂基团,该官能团选自由酸性基团及其盐、甘氨酸基团及其盐、阳离子基团和甜菜碱基团组成的组;X1 是 NH、NR1',R1' 是烷基、芳烷基或芳基、O 或 S;n1 是 1 或 2。