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:
Mar. 03, 1998
Filed:
Dec. 09, 1996
Applicant:
Inventors:
Han Wu, Barrington, IL (US);
Changming Li, Vernon Hills, IL (US);
Ke Keryn Lian, Northbrook, IL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429203 ; 429190 ; 429204 ; 429207 ; 429122 ; 252 622 ; 252500 ; 361525 ; 361526 ; 204252 ;
Abstract
An electrolyte for an electrochemical cell is provided. The electrolyte is an admixture of H.sub.3 PO.sub.4 and a high temperature polymer such as poly(benzimidazole) in ratios between 2:1 and 50:1, Fumed silica is added to the electrolyte at levels between 0.2% and 8% by weight. An electrochemical cell is fabricated using the electrolyte, and exhibits improved adhesion between the electrolyte and the electrode.