Patent ID: 6251276
Filing Date: 2001-06-26
Classification: A61M,B01D

Abstract:
A leukocyte eliminating filter formed of a porous film, wherein the surface of said porous film is coated with at least one of polymers selected from the group consisting of polymers represented by any one of the following formulas (I) and (II): ##STR9##wherein R.sup.1, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 may be the same or different and are individually hydrogen atom or an alkyl group having 1 to 4 carbon atoms; R.sup.2 is CONH.sub.2 or COOH; R.sup.8 is an alkyl group having 1 to 12 carbon atoms; and x is an integer of 3 or 4.