Blood-purifying membrane
AssigneeAsahi Kasei Kogyo Kabushiki Kaisha
InventorsHiroo Nakano, Kazushige Seita, Kazuo Imamura, Tetsuo Watanabe
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Abstract
A blood-purifying regenerated cellulose membrane, in which the occurrence of the leukopenia phenomenon and the activation of the complement system are moderated, is prepared by applying a solution of a polymeric substance comprising as one component units derived from one or more basic vinyl monomers having an amino group in the side chain in an organic solvent to a regenerated cellulose membrane, removing the excessive solution, and then fixing the polymeric substance to the regenerated cellulose membrane.
Claims13
A blood-purifying regenerated cellulose membrane which comprises a membrane composed of regenerated cellulose, a blood-contacting surface of said membrane being coated with a polymeric substance comprising as one component units derived from one or more basic vinyl monomers having a side chain containing an amino group.
Dependencies are inferred from the claim text.