Patent ID: 9375658
Filing Date: 2016-06-28
CPC Classification: B01D,B01J,C07K,C08F,C08J

Claim Text:
1. A porous polysaccharide matrix comprising: a starting matrix selected from the group consisting of a polysaccharide matrix and a porous support having a polysaccharide matrix coating; and grafted onto the starting matrix, a transition metal or lanthanide compound and an ethylenic monomer compound having functional groups; wherein the ethylenic monomer compound was grafted onto the starting matrix in the presence of an organic acid having at least one carboxylic acid group and at least one acidic X—H group, where X=O, S, or N; wherein the porous polysaccharide matrix has a static protein binding capacity that is 1.5 to 8.4 times a static protein binding capacity of a comparative matrix that was prepared by grafting in the absence of the organic acid having at least one carboxylic acid group and at least one acidic X—H group, where X=O, S, or N.