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Patent Searching and Data


Title:
METHOD OF PRODUCING FERRIC CITRATE
Document Type and Number:
WIPO Patent Application WO/2019/142941
Kind Code:
A1
Abstract:
Provided is a method of producing, by means of a simple drying operation, high-purity ferric citrate which retains a high specific surface area while having a reduced water soluble organic solvent content. This method of producing ferric citrate is characterized in that a wet body of ferric citrate comprising ferric citrate and a water soluble organic solvent is dried in contact with a gas containing water, the water soluble organic solvent content being in a range of over 0.3 mass% to at most 30.0 mass%.

Inventors:
MIYAOKU Takayuki (1-1 Mikage-cho, Shunan-sh, Yamaguchi 48, 〒7458648, JP)
SAITO Kohei (1-1 Mikage-cho, Shunan-sh, Yamaguchi 48, 〒7458648, JP)
Application Number:
JP2019/001832
Publication Date:
July 25, 2019
Filing Date:
January 22, 2019
Export Citation:
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Assignee:
TOKUYAMA CORPORATION (1-1 Mikage-cho, Shunan-shi Yamaguchi, 48, 〒7458648, JP)
International Classes:
C07C51/43; A61K31/194; A61P7/00; A61P13/12; C07C51/41; C07C59/265
Foreign References:
JP2012162522A2012-08-30
JP2006518391A2006-08-10
JPH0812674A1996-01-16
Attorney, Agent or Firm:
SSINPAT PATENT FIRM (Gotanda Yamazaki Bldg. 6F, 13-6 Nishigotanda 7-chome, Shinagawa-k, Tokyo 31, 〒1410031, JP)
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