| abstract |
PROBLEM TO BE SOLVED: To provide a novel oil-soluble polymer compound having both skin adhesion and film-forming properties, and a skin external preparation and cosmetics excellent in sustainability containing the compound. SOLUTION: By introducing a polymerizable group into pyroglutamic acid to form a polymerizable monomer and copolymerizing with other polymerizable monomer, it is insoluble in water or a water ethanol solution, and has isopropyl alcohol, toluene, Provided is an oil-soluble polymer compound having a property of being soluble or swellable in any of ethyl acetate. [Selection figure] None |