Sulfated Cellulose Hydrate Membrane, Method for Producing Same, and Use of the Membrane as an Adsorption Membrane for a Virus Purification Process
AssigneeSartorius Stedim Biotech GmbH
InventorsLouis Villain, Hans-Heinrich Hörl, Christian Brumm
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Abstract
The present invention relates to a sulfated cellulose hydrate membrane, a method for the preparation thereof and the use of the membrane as adsorption membrane for the purification of viruses.
Claims15
A sulfated cellulose hydrate membrane comprising a crosslinked cellulose hydrate matrix with pores which extend from one main surface to another main surface of the membrane, wherein the cellulose hydrate membrane has sulfate ligands on its inner and outer surfaces for adsorptive substance separation.
The sulfated cellulose hydrate membrane as claimed in claim 13, wherein the degree of crosslinking of the cellulose hydrate matrix is 0.05 to 0.5.
Dependencies are inferred from the claim text.