发明名称 WÄSSRIGES GEL UND HERSTELLUNGSVERFAHREN UND VERWENDUNG DES WÄSSRIGEN GELS
摘要 A hydrous gel substantially comprising at least two polymers selected from the group consisting of polyacrylic acid, sodium polyacrylate and partially neutralized polyacrylate, and water, the polymers being crosslinked by containing an aluminum compound, wherein the pH when the hydrous gel is 100-fold diluted with purified water is from 6.5 to 8.5. A hydrous gel which can stably hold an ascorbic acid or a derivative thereof, has high gel strength, exhibits good adhesion to an adherend and causes no liquid syneresis can be provided.
申请公布号 AT391744(T) 申请公布日期 2008.04.15
申请号 AT20030760885T 申请日期 2003.06.18
申请人 SHOWA DENKO K.K. 发明人 ISHII, T.
分类号 C08J3/24;A61K8/02;A61K8/04;A61K8/67;A61K8/81;A61K9/00;A61K9/06;A61K9/70;A61K31/375;A61K47/02;A61K47/32;A61Q17/04;A61Q19/00;C08J3/075 主分类号 C08J3/24
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