Title:
PRODUCTION OF HIGH PURITY LACTULOSE SYRUP AND OBTAINED SYRUP
Document Type and Number:
Japanese Patent JPH01175988
Kind Code:
A
Abstract:
A process for preparing high-purity lactulose by the following stages: a) diluting with water to a concentration of 15-25% a syrup containing 45-55% of lactulose and having a lactulose content on a dry substance basis of between 74 and 82% w/w; b) pretreating the diluted syrup with bromine or bifunctional boron resins; c) treating the pretreated syrup from stage b) with ion exchange resins of strong anion type under conditions such that the pH of the percolated syrup is between 8 and 10. l
Inventors:
RENAATO KAROTSUBI
FURANKO INOCHIENTEI
FURANKO INOCHIENTEI
Application Number:
JP13291588A
Publication Date:
July 12, 1989
Filing Date:
June 01, 1988
Export Citation:
Assignee:
SIRAC SRL
International Classes:
A61K31/70; A61K31/7016; C07H3/04; A61P1/00; A61P1/16; C07H1/06; C13K13/00; (IPC1-7): A61K31/70; C07H3/04
Domestic Patent References:
| JPS60209596A | 1985-10-22 |
Foreign References:
| US4555271A | 1985-11-26 |
Attorney, Agent or Firm:
Jyohei Yamashita