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:
Jun. 03, 2003
Filed:
Jan. 09, 2001
Marufur Rahim, Fort Gratiot, MI (US);
National Starch and Chemical Investment Holding Corporation, New Castle, DE (US);
Abstract
This invention relates to a graphite and/or carbon black-containing cathode coating dispersion which is suitable for battery production. The dispersion is water, acid and alkali resistant and also electrically conductive when coated on cathode surfaces. The dispersion is a water-based system which contains a binder which is an epoxy resin and is cured with an amine curative. The dispersion is maintained as a two-pot compound wherein the epoxy dispersion is mixed with an amine curative at the time of application. The epoxy resins are preferably a Bisphenol A or Bisphenol F Epichlorohydrin based epoxy or epoxy novalac.