发明名称 METHOD FOR PRODUCING POLYESTERS FROM HYDROXYCARBOXYLIC ACIDS AND POLYOLS BY POLYCONDENSATION
摘要 The invention relates to a method for producing polyesters from hydroxycarboxylic acids and polyols by means of polycondensation. The produced polyesters are particularly suitable for use in the production of pharmaceutical formulations which are used to slow down the release of a pharmaceutical composition.
申请公布号 WO02072662(A1) 申请公布日期 2002.09.19
申请号 WO2002EP02413 申请日期 2002.03.06
申请人 SCHWARZ PHARMA AG;LI, YOUXIN;SEIFFERT, TIM 发明人 LI, YOUXIN;SEIFFERT, TIM
分类号 A61K9/16;A61K9/52;C08G63/00;C08G63/06;C08G63/60;C08G63/664;C08G63/78 主分类号 A61K9/16
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