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Title:
CRYSTALS OF DICARBOXYLIC ACID AND PRODUCTION PROCESS THEREFOR
Document Type and Number:
WIPO Patent Application WO/2018/047443
Kind Code:
A1
Abstract:
Crystals of a C4 dicarboxylic acid having a high oil absorption and a process for producing the crystals are provided. The crystals of a C4 dicarboxylic acid have an oil absorption, as determined in accordance with JIS K 5101-13-2 (2004), of 40-200 mL/100 g.

Inventors:
NOBA MASAHIRO (JP)
IRIE YUTAKA (JP)
OBUNAI RYO (JP)
Application Number:
JP2017/023515
Publication Date:
March 15, 2018
Filing Date:
June 27, 2017
Export Citation:
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Assignee:
KAO CORP (JP)
International Classes:
C07C51/43; A61K8/362; A61Q19/10; C07C55/10; C07C57/15
Domestic Patent References:
WO2016063935A12016-04-28
WO2013061700A12013-05-02
WO2013094641A12013-06-27
Foreign References:
JPS415729B11966-03-29
JPH03151884A1991-06-28
JP2012180306A2012-09-20
EP2246319A12010-11-03
US20160128987A12016-05-12
JP2010037585A2010-02-18
JP2013170154A2013-09-02
JP2012158588A2012-08-23
Other References:
BAWAB A. AL ET AL.: "Evaporation of a model skin lotion with beta-hydroxy acids", INTERNATIONAL JOURNAL OF COSMETIC SCIENCE, vol. 26, 2004, pages 273 - 279, XP055473769
KLAPWIJK, ANNEKE R. ET AL.: "Turning Crystal Morphology of Succinic Acid Using a Polymer Additive", CRYSTAL GROWTH & DESIGN, vol. 16, 15 June 2016 (2016-06-15), pages 4349 - 4359, XP055473774
FUMIO KITAHARA ET AL.: "Kaimen Kasseizai -Bussei·Oyo·Kagaku Seitaigaku (4th print", KODANSHA LTD./KATSUHISA KATO, 1984, pages 24 - 25
MALASHKEVICH, VLADIMIR N. ET AL.: "New Crystal Form of Cytosolic Chicken Aspartate Aminotransferase Suitable for High-resolution X-ray Analysis", JOURNAL OF MOLECULAR BIOLOGY, vol. 221, 1991, pages 61 - 63, XP024021835
SIMONE, ELENA ET AL.: "Investigation of the Evolution of Crystal Size and Shape during Temperature Cycling and in the Presence of a Polymeric Additive Using Combined Process Analytical Technologies", CRYSTAL GROWTH & DESIGN, vol. 17, 9 March 2017 (2017-03-09), pages 1695 - 1706, XP055473778
Attorney, Agent or Firm:
THE PATENT CORPORATE BODY ARUGA PATENT OFFICE (JP)
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