发明授权
- 专利标题: Process for concentration of an aqueous solution of amino acid
- 专利标题(中): 浓缩氨基酸水溶液的方法
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申请号: US92442申请日: 1987-09-03
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公开(公告)号: US4837371A公开(公告)日: 1989-06-06
- 发明人: Shinji Ogawa , Seiya Iguchi , Hiroshi Kimura , Yoh Ohmori
- 申请人: Shinji Ogawa , Seiya Iguchi , Hiroshi Kimura , Yoh Ohmori
- 申请人地址: JPX Tokyo
- 专利权人: Mitsui Toatsu Chemicals, Inc.
- 当前专利权人: Mitsui Toatsu Chemicals, Inc.
- 当前专利权人地址: JPX Tokyo
- 优先权: JPX61-209621 19860908
- 主分类号: C07C227/40
- IPC分类号: C07C227/40 ; B01D61/02 ; B01D61/14 ; C07C67/00 ; C07C227/00 ; C07C229/02 ; C07D209/20
摘要:
An aqueous solution containing amino acids of which the solubility in water at isoelectric point is low, can be highly concentrated by means of semipermeable membranes in the presence of a water-soluble organic solvent while increasing the solubility by adjusting a pH.
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