Patent ID: 6200588
Filing Date: 2001-03-13
Classification: A61L,Y10S

Abstract:
A blood-compatible composition comprising an ionic complex comprising at least two organic cationic compounds and heparin or a heparin derivative, wherein said at least two organic cationic compounds comprise at least the following two compounds (a) and (b):(a) a compound selected from a group consisting of an ammonium compound and a phosphonium compound, both having four aliphatic alkyl groups, wherein two of the four aliphatic alkyl groups are methyl and the other two are long chain aliphatic alkyl groups having 12 carbon atoms, and(b) a compound selected from the group consisting of an ammonium compound and a phosphonium compound, both having four aliphatic alkyl groups, wherein said compounds have at least two alkyl groups having not less than 10 carbon atoms each and wherein the four aliphatic alkyl groups have 30 to 38 carbon atoms in total.