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:
Jul. 17, 2012
Filed:
Dec. 14, 2007
Applicants:
Ya-dong LI, Beijing, CN;
Zi-yang Huo, Beijing, CN;
Chen Chen, Beijing, CN;
Inventors:
Assignees:
Tsinghua University, Beijing, CN;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01F 17/00 (2006.01); C01F 11/00 (2006.01); C01G 1/00 (2006.01); C01G 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for making a mono-dispersed metal titanate includes the steps of: (a) mixing titanate ester, metal salt, and rare earth metal salt in a molar ratio of 1:1:x in a reaction medium comprised of ethanol and water to form a solution, wherein x is in the range from 0 to 0.1; (b) heating the solution, under an alkaline condition to form a white sediment; (c) filtering out liquid part of the solution to obtain the white sediment, (d) washing the white sediment, and (e) drying the white sediment to obtain mono-dispersed metal titanate.