介入导丝表面亲水超滑涂层的制备及性能研究 the appearance evaluation, friction and firmness of the coating, in which PEG200DA : PVPK90 = 35 : 65, Irgacure2959 was 2 wt% of the coating and the concentration was 6.5 wt%.The coefficient of friction (0.0075) of the surface of the guide ...