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PROCÉDÉ DE FILTRATION POUR LIQUIDE CONTENANT DES PROTÉINES
专利权人:
Asahi Kasei Medical Co.; Ltd.
发明人:
申请号:
EP18818937.7
公开号:
EP3639911A4
申请日:
2018.06.05
申请国别(地区):
EP
年份:
2020
代理人:
摘要:
A method for filtering a protein-containing liquid containing protein at a concentration of 20 mg/mL or more and 100 mg/mL or less, the method including a prefiltration step of filtering the protein-containing liquid by a prefilter having a pore size of 0.08 µm to 0.25 µm and including a hydrophobic resin, and a virus removal step of filtering the protein-containing liquid by a virus removal membrane including a synthetic polymer, after the prefiltration step, wherein the protein-containing liquid before conducting the prefiltration step includes 0.25 g or more of a trimer or higher multimer of the proteins having an average diameter of less than 100 nm, per 1 m<;sup>;2<;/sup>;of the virus removal membrane.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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