Filter for processing blood and process for producing the same

Details Filter for processing blood and process for producing the same Filter for processing blood and process for producing the same

2007-01-02

2007-01-02

Kim, John (Department: 1723)

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

C210S483000, C210S500100, C210S507000, C210S643000, C427S244000

Reexamination Certificate

active

10470291

ABSTRACT:
A filter for reducing leukocytes and platelets from an erythrocyte preparation or a whole blood preparation which is characterized by having a filter base coated with a polymer, the content of the polymer being from 0.5 to 10 mg/m2per unit area of the total surface of the filter base, and the polymer containing 20% or less of low-molecular weight components having a molecular weight not more than ¼ of the peak top molecular weight in the gel permeation chromatogram.

REFERENCES:
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patent: 5547576 (1996-08-01), Onishi et al.
patent: 5647985 (1997-07-01), Ung-Chhun et al.
patent: 6977044 (2005-12-01), Oishi et al.
patent: 0606646 (1994-07-01), None
patent: 1018346 (2000-07-01), None
patent: 7-25776 (1995-01-01), None
patent: 8-281100 (1996-10-01), None
patent: 11-206876 (1999-08-01), None
patent: 2000-51623 (2000-02-01), None
Patent Abstracts of Japan, Publication No. 2000197814 A (2000).

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