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. 18, 2005
Filed:
Dec. 11, 2000
Applicants:
Hirohisa Kikuyama, Osaka, JP;
Toshirou Fukudome, Osaka, JP;
Masahide Waki, Osaka, JP;
Tomoyuki Deguchi, Osaka, JP;
Inventors:
Hirohisa Kikuyama, Osaka, JP;
Toshirou Fukudome, Osaka, JP;
Masahide Waki, Osaka, JP;
Tomoyuki Deguchi, Osaka, JP;
Assignee:
Stella Chemifa Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B025/10 ;
U.S. Cl.
CPC ...
Abstract
In order to provide a method for producing lithium hexafluorophosphate capable of producing lithium hexafluorophosphate of a higher purity than in the related art without the necessity for after-treatment for removal of impurities, a method is characterized by filtering lithium hexafluorophosphate coexisting with a solvent and then carrying out after-filtering drying in a gas atmosphere containing PF.