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.:

US 7642010 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 05, 2010

Filed:

Oct. 22, 2007
Applicants:

Yuesheng Feng, Guangdong, CN;

Dian Han, Guangdong, CN;

Yifeng Feng, Guangdong, CN;

Inventors:

Yuesheng Feng, Guangdong, CN;

Dian Han, Guangdong, CN;

Yifeng Feng, Guangdong, CN;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 6/14 (2006.01); C09K 3/00 (2006.01); H01M 4/82 (2006.01); H01M 6/04 (2006.01); H01M 10/08 (2006.01); H01G 9/035 (2006.01);
U.S. Cl.
CPC ...
Abstract

A liquid low concentration sodium-containing silicate solution as electrolyte for lead-acid storage batteries and its applications, is prepared by mixing a silica gel containing 40˜60 wt % SiO, the weight units of such a silica gel are 5˜15; add 15-25 weight units water and stir until the concentration of the mixture is 0.65˜0.85Be' measured by a Baum densimeter, adjusting the pH value of this mixture to 1-4 using inorganic acid and magnetizing the mixture under 1000-6000 Gauss magnetic field for 5-10 minutes, stir the magnetized mixture until the viscosity of the mixture is less than 0.02 poise and finally obtain a liquid low concentration sodium-containing silicate solution. The electrolyte can be used as electrolyte or activation solution for common or special lead-acid storage batteries.


Find Patent Forward Citations

Feng, Yuesheng. (2010). Liquid low-sodium silicate electrolyte used for a storage battery and manufactured by magentization process, and the usage thereof (U.S. Patent No. 7642010). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7642010

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