| abstract |
The present invention provides at least the following formulas (A), (B) and (C) (wherein T a , T b , T c , U a1 , U a2 , U b1 , U b2 and U b3 , Q a , Q b and Q c , Ra , R b and R c , An - , and m (as defined in the present specification and the claims) are a copolymer obtained by polymerizing a monomer mixture of a compound represented by the polymerization. The copolymer of the present invention can be utilized as an ionic complex material excellent in the ability to inhibit adhesion of biological materials. |