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Patent Searching and Data


Title:
POWDERY 1,4-CYCLOHEXANEDICARBOXYLIC ACID
Document Type and Number:
WIPO Patent Application WO/2017/154947
Kind Code:
A1
Abstract:
In order to provide a high-purity 1,4-cyclohexanedicarboxylic acid powder having excellent powder flow properties, the present invention provides a high-purity 1,4-cyclohexanedicarboxylic acid powder in which: the grain size distribution (volume reference) of the powder is such that D10 is within the range of 5-55 µm, D50 is 40-200 µm, and D90 is within the range of 170-800 µm; the loose bulk density is 0.4-0.8 g/cm3; the tight bulk density is 0.5-1.0 g/cm3; and the degree of compaction is 10-23%.

Inventors:
INOUE SHINYA (JP)
ISHIBASHI YOSHIHIRO (JP)
FUJITANI KANGO (JP)
Application Number:
JP2017/009141
Publication Date:
September 14, 2017
Filing Date:
March 08, 2017
Export Citation:
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Assignee:
NEW JAPAN CHEM CO LTD (JP)
International Classes:
C07C61/09; C07C51/09; C07B61/00; C07C51/36; C07C51/43
Foreign References:
JP2005330239A2005-12-02
JP2010254849A2010-11-11
JPH07507041A1995-08-03
Other References:
BETNEV, A.F. ET AL.: "Synthesis of Polycarboxylic Acids of Cyclohexane Series and Their Derivatives", RUSSIAN JOURNAL OF ORGANIC CHEMISTRY, vol. 35, no. 4, 1999, pages 519 - 521, ISSN: 1070-4280
Attorney, Agent or Firm:
SAEGUSA & PARTNERS (JP)
Patent business corporation 3 Edakuni [Hajime] patent firm (JP)
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