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. 23, 1985
Filed:
Jun. 05, 1981
Applicant:
Inventors:
Richard N Beaver, Angleton, TX (US);
Kenneth R Evans, Russellville, AR (US);
Donald D Waters, Lake Jackson, TX (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B / ;
U.S. Cl.
CPC ...
204296 ; 204295 ; 204 98 ;
Abstract
The hydrophilicity and other properties of fluoropolymer-bonded asbestos diaphragms for use in brine electrolysis cells are improved by incorporating Na.sub.2 CO.sub.3 into the aqueous slurry from which the diaphragms are prepared.