Title:
【発明の名称】シアル酸類含有組成物の製造方法
Document Type and Number:
Japanese Patent JP3035833
Kind Code:
B2
Abstract:
The present invention relates to a process for manufacturing a composition containing sialic acids. The process of the present invention comprises the steps of: (a) adjusting cheese whey or rennet whey to a pH of 2-5; (b) contacting the whey with a cation exchanger, to produce an exchanger-passed solution; (c) adjusting the pH of the exchanger-passed solution to a pH of 4 or lower; and then (d) concentrating and/or desalting the exchanger-passed solution. According to the present invention, it is possible to produce a composition having a high sialic acids content at a low cost and in a simple and easy manner on an industrial scale. The high sialic acids content composition thus produced can be utilized as food materials or medical materials and therefore is very useful, industrially.
Inventors:
Masaharu Shimatani
Yukio Uchida
Ichiro Matsuno
Makoto Daikichi
Yumiko Ishiyama
Yukio Uchida
Ichiro Matsuno
Makoto Daikichi
Yumiko Ishiyama
Application Number:
JP1911391A
Publication Date:
April 24, 2000
Filing Date:
January 21, 1991
Export Citation:
Assignee:
Snow Brand Milk Products Co., Ltd.
International Classes:
A23C9/142; A23C9/146; A23C21/00; C07H3/06; C07H15/10; (IPC1-7): A23C21/00; A23C9/146
Domestic Patent References:
| JP6339545A | ||||
| JP51105015A | ||||
| JP1168693A |
Attorney, Agent or Firm:
Eiko Funahashi