-
公开(公告)号:EP0879248B1
公开(公告)日:2001-12-12
申请号:EP97901609.4
申请日:1997-01-28
申请人: MERCK PATENT GmbH
CPC分类号: C09H7/00 , C08B37/003 , C08H1/06
摘要: The invention relates to cross-linking products from chitosan or gelatine and a carboxylic acid dianhydride or carboxylic acid polyanhydride. Said products form hydrogels with a plurality of uses, preferably in the field of medicine and pharmacy.