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:
Oct. 14, 2014
Filed:
Mar. 26, 2010
Nobuki Itoi, Tokushima, JP;
Hiroyoshi Mori, Tokushima, JP;
Takahiro Mishima, Tokushima, JP;
Hidetoshi Ogawa, Tokushima, JP;
Nobuki Itoi, Tokushima, JP;
Hiroyoshi Mori, Tokushima, JP;
Takahiro Mishima, Tokushima, JP;
Hidetoshi Ogawa, Tokushima, JP;
Otsuka Chemical Co., Ltd., Osaka-shi, JP;
Abstract
Provided are aluminum titanate capable of providing a sintered body having a low coefficient of thermal expansion, a high porosity, and high mechanical strength, a production method of the same, and a sintered body of the columnar aluminum titanate. The columnar aluminum titanate has an average aspect ratio (=(number average major-axis length)/(number average minor-axis length)) of 1.5 or more and its magnesium content is preferably within the range of 0.5% to 2.0% by weight relative to the total amount of titanium and aluminum in terms of their respective oxides.