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:
Dec. 26, 1989
Filed:
Apr. 25, 1988
Applicant:
Inventors:
Sudhan S Misra, Lansdale, PA (US);
Terrence M Noveske, Pipersville, PA (US);
Assignee:
C & D Power Systems, Inc., Plymouth Meeting, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429190 ; 429225 ;
Abstract
A lead-acid battery having thixotropic gel electrolyte comprising a blend of alkali metal polysilica and sulfuric acid. A method for producing a lead-acid battery having thixotropic gel electrolyte may be a continuous or an intermittent process. An aqueous colloidal dispersion may be produced by blending dry alkali metal polysilica with water and the gel electrolyte is provided by combining the aqueous collodial dispersion of alkali metal polysilica with liquid sulfuric acid.