The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 03, 2016
Filed:
Mar. 06, 2013
Applicant:
Sumitomo Chemical Company, Limited, Chuo-ku, Tokyo, JP;
Inventors:
Ayumi Hyojo, Niihama, JP;
Kensen Okusako, Niihama, JP;
Norifumi Azuma, Niihama, JP;
Koji Yamamoto, Niihama, JP;
Yoshitaka Kawakami, Niihama, JP;
Assignee:
SUMITOMO CHEMICAL COMPANY, LIMITED, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01F 7/00 (2006.01); C01F 7/36 (2006.01); C01F 7/02 (2006.01);
U.S. Cl.
CPC ...
C01F 7/36 (2013.01); C01F 7/02 (2013.01); C01P 2002/72 (2013.01); C01P 2006/10 (2013.01); C01P 2006/11 (2013.01); C01P 2006/14 (2013.01); C01P 2006/16 (2013.01); C01P 2006/17 (2013.01); C01P 2006/80 (2013.01);
Abstract
The present invention provides an aluminum hydroxide powder having a predetermined cumulative pore volume which falls within a range suited for the production of a high purity alumina, and a method for producing the same. It is possible to produce an aluminum hydroxide powder having high bulk density and high firing efficiency, and an aluminum hydroxide having high shape retention.