发明授权
US5876744A Highly bioadhesive and mucoadhesive compositions containing polyvinyl
alcohol, polycarbophil and biopolymer for the treatment of skin
conditions and as vehicles for active ingredients
失效
含有聚乙烯醇，聚卡波非和生物聚合物的高度生物粘附和粘膜粘附组合物，用于治疗皮肤病症和作为活性成分的载体
- 专利标题： Highly bioadhesive and mucoadhesive compositions containing polyvinyl alcohol, polycarbophil and biopolymer for the treatment of skin conditions and as vehicles for active ingredients
- 专利标题（中）： 含有聚乙烯醇，聚卡波非和生物聚合物的高度生物粘附和粘膜粘附组合物，用于治疗皮肤病症和作为活性成分的载体
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申请号： US776537申请日： 1997-04-22
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公开(公告)号： US5876744A公开(公告)日： 1999-03-02
- 发明人: Francesco Della Valle , Silvana Lorenzi , Roberto Cerini , Gabriele Marcolongo
- 申请人： Francesco Della Valle , Silvana Lorenzi , Roberto Cerini , Gabriele Marcolongo
- 申请人地址： ITX Monselice
- 专利权人： Lifegroup S.p.A.
- 当前专利权人： Lifegroup S.p.A.
- 当前专利权人地址： ITX Monselice
- 优先权： ITXMI94A1668 19940801
- 主分类号： A61K8/73
- IPC分类号： A61K8/73 ; A61K8/81 ; A61K9/00 ; A61K47/10 ; A61K47/32 ; A61K47/36 ; A61Q11/00 ; A61Q19/00 ; A61F13/00
摘要：
Compositions having high bioadhesion, mucoadhesion and visoelasticity, containing mixtures of synthetic polymers, such as polyvinyl alcohol and Polycarbophil, and of biopolymers, such as alginic acid, hyaluronic acid and dermatan sulfate, useful in the treatment of skin and mucosal tissues dryness and dehydration, and suitables as vehicles for active ingredients in percutaneous absorption.
公开/授权文献
- US5311389A Hydroentangled fabric diskette liner 公开/授权日：1994-05-10
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