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Patch and patch preparation
专利权人:
发明人:
申请号:
EP09162693.7
公开号:
EP2135905A3
申请日:
2009.06.15
申请国别(地区):
EP
年份:
2013
代理人:
摘要:
The present invention provides a patch capable of suppressing adhesive residue on the skin surface upon peeling off from the skin in the presence of water due to perspiration and the like, as well as easy detachment from the skin in the presence of water due to perspiration and the like. The present invention provides a patch comprising a support and an adhesive layer provided on at least one surface of the support, wherein the adhesive layer is formed by crosslinking a blend of the following component (A) to component (D): (A) a copolymer obtained by copolymerization of a monomer containing a carboxyl group, (meth)acrylate and vinylpyrrolidone as essential components (B) a copolymer obtained by copolymerization of a monomer having a basic group as an essential component (C) a liquid component, and (D) an acidic compound.
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