| abstract |
PROBLEM TO BE SOLVED: To be used in a cosmetic or dermatological composition, and to use the composition for excellent cosmetic properties and water resistance. And a copolymer that imparts good film forming properties. SOLUTION: The skeleton (S) is made into a copolymer having a glass transition temperature Tg in the range of 0 to 30 ° C by radical polymerization or polycondensation, and the skeleton chain (S) has a glass transition temperature T higher than 25 ° C. Graft at least one hydrophobic macromonomer (M) having 'g. |