ADHESIVE FOR APPLYING TO SKIN, SKIN PATCH, AND METHOD FOR PRODUCING SKIN PATCH WITH MEMBER LIKE RELEASE SHEET

摘要

PROBLEM TO BE SOLVED: To provide adhesives for skin patches suitable for skin patches excellent in adhesiveness on a skin surface, release properties from the skin, solubility of a drug, and drug-release properties out of the adhesives.;SOLUTION: The present invention provides an adhesive for skin patches, characterized by comprising: an urethane system polymer (a) containing 0.25 to 1.50 mmol/g of a particular betaine structure, having a glass transition temperature of -60°C to -5°C, and having an average molecular weight of 10000 to 3000000; and (b) a percutaneously absorbable drug.;SELECTED DRAWING: None;COPYRIGHT: (C)2019,JPO&INPIT