发明名称 PROCESS FOR THE PREPARATION OF CROSS-LINKED MALEIC ANHYDRIDE COPOLYMERS
摘要 A process for preparing a cross-linked alkyl vinyl ether/maleic anhydride copolymer having improved linear viscoelastic properties desired in oral care preparations, wherein the cross-linking of an alkyl vinyl ether/maleic anhydride copolymer with a polyol compound is carried out at a temperature of from about 50 to about 90 DEG C and the cross-linked product is recovered.
申请公布号 WO9827122(A1) 申请公布日期 1998.06.25
申请号 WO1997US23263 申请日期 1997.12.15
申请人 COLGATE-PALMOLIVE COMPANY 发明人 HASSAN, MAHMOUD;DIXIT, NAGARAJ;BENTLEY, MARCUS;VISCIO, DAVID, BENEDICT
分类号 A61K8/00;A61Q11/00;C08F8/12;C08F8/14;C08J3/075;(IPC1-7):C08F8/14;A61K7/16 主分类号 A61K8/00
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