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US 12,383,884 B2Granted
Polyamide medium for purifying protein-containing solution and method for producing polyamide medium
AssigneeAsahi Kasei Medical Co., Ltd.
InventorsHiroki Taniguchi, Junji Hidaka
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Abstract
A method for producing a polyamide medium for purifying a protein-containing solution, comprising: a step of treating a polyamide medium before a treatment with an acidic or alkaline aqueous solution, with an acidic or alkaline aqueous solution.
Claims6
A method for purifying a protein-containing solution, comprising:
- treating a polyamide medium before an alkali treatment, with an alkaline aqueous solution having a pH of 10 or more under conditions of 4° C. or more and 100° C. or less and 5 minutes or more and 70 hours or less;
- cleaning the polyamide medium;
- contacting a protein-containing solution with the polyamide medium after the cleaning;
- and
- recovering the purified protein-containing solution.
2 more elements
Dependencies are inferred from the claim text.