Polymeric quaternium compounds
    1.
    发明授权
    Polymeric quaternium compounds 失效
    聚合季铵化合物

    公开(公告)号:US08349303B1

    公开(公告)日:2013-01-08

    申请号:US12758860

    申请日:2010-04-13

    IPC分类号: A61K31/74

    CPC分类号: C11D3/0078 C11D3/3723

    摘要: A topical pharmaceutical composition comprising a pharmaceutical active and a polymer of general formula I or general formula II wherein Ck is a saturated or unsaturated, five, six or seven-membered ring; R is a C1-C3alkyl; n is 1, 2, 3, 4 or 5 and m provides a number average molecular weight of the polymer of from 2000 to 80,000.

    摘要翻译: 一种局部药物组合物,其包含药物活性物质和通式I或通式II的聚合物,其中Ck为饱和或不饱和的,5,6或7元环; R是C1-C3烷基; n为1,2,3,4或5,并且m提供的聚合物的数均分子量为2000至80,000。

    Biomedical devices
    9.
    发明授权
    Biomedical devices 有权
    生物医学装置

    公开(公告)号:US08083348B2

    公开(公告)日:2011-12-27

    申请号:US12456420

    申请日:2009-06-16

    IPC分类号: G02C7/04 C08F28/04

    摘要: Biomedical devices such as contact lenses formed from a polymerization product of a mixture comprising an ethylenically unsaturated-containing non-amphiphilic macromonomer comprising hydrophilic units or hydrophobic units derived from a living radical polymerization of one or more ethylenically unsaturated hydrophilic monomers or one or more ethylenically unsaturated hydrophobic monomers are disclosed.

    摘要翻译: 生物医学装置,例如由含有烯键式不饱和的非两亲性大分子单体的混合物的聚合产物形成的隐形眼镜,其包含亲水单元或衍生自一种或多种烯属不饱和亲水单体的活性自由基聚合的疏水单元或一种或多种烯属不饱和单体 公开疏水单体。