Liquid purification or separation – Processes – Chromatography
Patent
1989-04-03
1990-05-22
Cintins, Ivars
Liquid purification or separation
Processes
Chromatography
210672, 530413, B01D 1508
Patent
active
049275410
ABSTRACT:
Amino acid each is separated and refined by bringing aqueous solution containing various amino acids into contact with chelate resins having aminocarboxylic acid groups or aminophosphonic acid groups and having metal ions coordinated, until amino acids are absorbed on the resins, and then eluting the acids.
REFERENCES:
patent: 4290893 (1981-09-01), Hare et al.
FINE CHEMICALS, Mar. 15, 1982, p. 10.
Matsuda Masaaki
Yoshida Yuji
Cintins Ivars
Sumitomo Chemical Company Limited
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