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:
May. 06, 1980
Filed:
Jun. 23, 1978
Applicant:
Inventors:
Walter L Hall, Mt. Vernon, IN (US);
William J O'Connell, Evansville, IN (US);
Assignee:
General Electric Company, Pittsfield, MA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
428412 ; 260 / ;
Abstract
A coated non melt-drip and non-opaque flame retardant polycarbonate article having improved abrasion, scratch and chemical resistance, comprising an admixture of an aromatic carbonate polymer and a metal salt of a monomeric or polymeric unsubstituted or substituted aliphatic, aromatic or heterocyclic sulfonic acid, said article having deposited on the surface thereof a coating comprised of a certain aminoplast adhesion promoter and levelling agent, a diol, a certain melamine, and a polyol.