Title:
RAW MATERIAL SOLUTION CONCENTRATION SYSTEM
Document Type and Number:
WIPO Patent Application WO/2020/241795
Kind Code:
A1
Abstract:
A raw material solution concentration system that has: a first unit for obtaining a concentrated raw material solution and a diluted induction solution by bringing a raw material solution containing a solvent and a solute into contact with an induction solution containing an induction solute through a forward osmosis membrane and transferring the solvent in the raw material solution into the induction solution and the induction solute in the induction solution into the raw material solution; and a second unit for performing a freeze-dry treatment on the concentrated raw material solution and obtaining a further-concentrated product.
Inventors:
MIKAWA MASATO (JP)
FUJITA MITSURU (JP)
HOTTA DAISUKE (JP)
FUJITA MITSURU (JP)
HOTTA DAISUKE (JP)
Application Number:
PCT/JP2020/021232
Publication Date:
December 03, 2020
Filing Date:
May 28, 2020
Export Citation:
Assignee:
ASAHI CHEMICAL IND (JP)
International Classes:
B01D61/00; A23L5/00; B01D63/02; B01D69/00; B01D69/08; B01D69/10; B01D69/12; B01D71/32; B01D71/34; B01D71/38; B01D71/42; B01D71/52; B01D71/56; B01D71/60; B01D71/62; B01D71/64; B01D71/68; F26B5/06
Domestic Patent References:
| WO2018179203A1 | 2018-10-04 |
Foreign References:
| CN107840839A | 2018-03-27 | |||
| CN106082513A | 2016-11-09 | |||
| US20170028348A1 | 2017-02-02 | |||
| JP2016514039A | 2016-05-19 | |||
| JPH1175759A | 1999-03-23 |
Other References:
NIPPON SHOKUHIN KOGYO GAKKAISHI, vol. 30, no. 2, 1982, pages 125 - 132
See also references of EP 3978101A4
See also references of EP 3978101A4
Attorney, Agent or Firm:
AOKI, Atsushi et al. (JP)
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