| abstract |
(57) [Abstract] [PROBLEMS] A polymer suitable for a one-pack type coating solution having excellent weather resistance and stain resistance. SOLUTION: A polymerized unit based on a fluoroolefin is 20 to 70 mol% based on all polymerized units, a polymerized unit having a photocurable functional group is 1 to 80 mol% based on all polymerized units, 0 to 70 mol% of other polymerized units based on all polymerized units Having a number average molecular weight of 10,000 to 50,000 0 fluorine-containing copolymer. |