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    • 7. 发明申请
    • Cover material and plaster with cover material
    • 覆盖材料和石膏与封面材料
    • US20070190123A1
    • 2007-08-16
    • US10587832
    • 2005-01-31
    • Kazunosuke AidaArata ToshimitsuTakaaki TeraharaNaruhito Higo
    • Kazunosuke AidaArata ToshimitsuTakaaki TeraharaNaruhito Higo
    • A61F13/02
    • A61K9/7084A61F2013/00646A61L15/44A61L2300/40A61L2300/608
    • The present invention provides a cover material 10, adapted to be attached to skin in a manner covering over the entirety of a patch 20, comprising a pressure-sensitive adhesive layer 12 on one side of a support 11, wherein said patch 20 comprises a drug-containing layer 22 for contacting with the skin, said layer being provided on a support film 21 with a thickness of 12-30 μm, and wherein the cover material 10 is adapted to be attached to said support film 21 and a region of the skin around said patch 20 in such a manner that the pressure-sensitive adhesive layer 12 contacts with the edges of the drug-containing layer 22, and the pressure-sensitive adhesive layer 12 comprises a pressure-sensitive adhesive obtained by polymerizing vinyl acetate or N-vinyl-2-pyrrolidone and a (meth)acrylic acid alkyl ester with a C8 alkyl group as essential monomer components. According to the invention, it is possible to provide a cover material capable of reducing irritation to an affected area such as skin when a patch employing a drug such as pergolide mesylate is covered and affixed to the affected area.
    • 本发明提供了一种覆盖材料10,其适于以覆盖整个贴片20的方式附着到皮肤上,其包括在支撑体11的一侧上的压敏粘合剂层12,其中所述贴片20包括药物 容纳层22,用于与皮肤接触,所述层设置在厚度为12-30μm的支撑膜21上,并且其中覆盖材料10适于附着到所述支撑膜21和皮肤区域 围绕所述贴片20,使得压敏粘合剂层12与药物含有层22的边缘接触,并且压敏粘合剂层12包含通过聚合乙酸乙烯酯或N-乙烯基缩水甘油酯获得的压敏粘合剂, 乙烯基-2-吡咯烷酮和具有C8烷基作为必需单体成分的(甲基)丙烯酸烷基酯。 根据本发明,可以提供一种覆盖材料,其能够在使用药物例如甲磺酸格列德里特的贴剂覆盖并固定在受影响的区域时能够减少对患部的皮肤的刺激。