Water-soluble or water-dispersible (co) polymers of hydroxyalkyl (meth) acrylates, a process for their preparation, and their use as coating agent, binder and/or film-forming excipient pharmaceutical dosage forms
    1.
    发明授权
    Water-soluble or water-dispersible (co) polymers of hydroxyalkyl (meth) acrylates, a process for their preparation, and their use as coating agent, binder and/or film-forming excipient pharmaceutical dosage forms 失效
    (甲基)丙烯酸羟烷基酯的水溶性或水分散性(共)聚合物,其制备方法及其作为包衣剂,粘合剂和/或成膜赋形剂药物剂型的用途

    公开(公告)号:US07049360B2

    公开(公告)日:2006-05-23

    申请号:US09964796

    申请日:2001-09-28

    IPC分类号: C08K3/20

    摘要: The present invention relates to water-soluble or water-dispersible copolymers obtainable by free-radical polymerization of a) 80 to 20% by weight of hydroxy-C1–C6-alkyl (meth)acrylate and, where appropriate, one or more compounds of the formula (A) or (B) with R1=H, C1–C6-alkyl, R2=H, CH3 R3=C1–C24-alkyl or mixtures thereof in the presence of b) 20 to 80% by weight of polyvinyl alcohol (PVA) and c) where appropriate 0 to 20% by weight of other polymerizable compounds (C), a process for their preparation, and their use as coating agent, binder and/or film-forming excipient in pharmaceutical dosage forms.

    摘要翻译: 本发明涉及通过自由基聚合得到的水溶性或水分散性共聚物,该共聚物是a)80-20%(重量)的羟基-C 1 -C 6 - - (甲基)丙烯酸烷基酯和(如果合适的话)一种或多种式(A)或(B)的化合物,其中R 1 = H,C 1 -C C 1 -C 6烷基,R 2 = H,CH 3 3 R 3 = C 1〜 -C 24 - - - 烷基或其混合物,b)20-80%(重量)的聚乙烯醇(PVA)和c)适当时0-20%重量的其它可聚合化合物(C ),其制备方法,以及它们作为药物剂型中的包衣剂,粘合剂和/或成膜赋形剂的用途。