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:
Oct. 08, 1996
Filed:
Oct. 31, 1994
Harvey P Tannenbaum, Wynnewood, PA (US);
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A primer layer for fluoropolymer non-stick coating is provided, which comprises a fluoropolymer such as PTFE, a polymer binder such as polyamic acid salt, and inorganic film hardener such as silicate compound, wherein the weight ratio of fluoropolymer to binder is 0.5 to 2.0:1 and the amount of film hardener is 5 to 30 wt % based on the weight of the baked composition. This primer layer adheres to a wide variety of smooth surfaces such as stainless steel and glass, and to the fluoropolymer overcoat on the primer layer, and provides durabilty to the coating.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile