When the value of SO2/NH3 is 10/6, the content of -SO3H is 49.93% of the surficial introduced polar groups, the modified PET film gains the best blood compatibility, APTT achieves 62.0s. 3.
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- SO2/NH3值为10/6,表面-SO3H占引入极性基团的49.;93%25时材料的抗凝血性能最佳,APTT达到62