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US4708951A Anticoagulative high-molecular compositions 失效
抗凝高分子组合物

Anticoagulative high-molecular compositions
摘要:
Anticoagulative high-molecular composition which comprises a cellulosic polyelectrolyte complex formed from a polycationic cellulose derivative such as a quaternary ammonium salt of hydroxyalkyl cellulose, and a polyanionic cellulose such as sodium cellulose glycolate, which is used in the field of medical instruments or devices.
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