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Patent Searching and Data


Title:
METHOD FOR MANUFACTURING REVAUDIOSIDE-D-CONTAINING CRYSTALLIZED PRODUCT, AND REVAUDIOSIDE D-CONTAINING CRYSTALLIZED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2021/085643
Kind Code:
A1
Abstract:
There is demand for a novel method for manufacturing a RebD crystallized product. The present invention provides a method for manufacturing a RebD-containing crystallized product, including: a step for mixing a stevia plant-derived crude product having a total steviol glycoside content of 50-95 mass%, and containing at least RebA and RebD, into a solvent containing methanol or ethanol so that the supersaturation of RebD at 10°C is at least 10 and the supersaturation of RebA at 10°C does not exceed 18, and adjusting a crystallization solution; and a step for cooling the crystallization solution under stirring and causing RebD to precipitate.

Inventors:
URAI SOICHIRO (JP)
UTSUMI YUI (JP)
TAKAYANAGI KEISUKE (JP)
NISHIBORI TOMOYUKI (JP)
MITSUI RYOKI (JP)
YOKOO YOSHIAKI (JP)
NAGAO KOJI (JP)
Application Number:
PCT/JP2020/040974
Publication Date:
May 06, 2021
Filing Date:
October 30, 2020
Export Citation:
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Assignee:
SUNTORY HOLDINGS LTD (JP)
International Classes:
B01D9/02; A23L2/60; A23L27/00; C07H15/256
Attorney, Agent or Firm:
KOBAYASHI Hiroshi et al. (JP)
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