| 摘要 |
PURPOSE: A patch for administering drug is provided to ensure excellent skin adhesion without remaining material and ensure suitability on mammal skin. CONSTITUTION: A patch contains a support and adhesive layer on the surface of the support. The adhesive layer contains elastomer obtained by crossliking a polymer having butadiene framework under the presence of organic peroxide. The adhesive layer further contains organic liquid ingredient. The support contains polyester, nylon, saran, poly ethylene, polypropylene, polyvinyl, chloride, ethylene-ethyl acrylate copolymer, polytetrafluoroethylene, surlyn, metal foil single film or its laminated film. The thickness of the support is 10-500 um. The polymer having butadiene framework is polybutadiene.
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