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. 31, 1978
Filed:
Mar. 30, 1977
Harold O McCaskey, Jr, Allendale, SC (US);
Westinghouse Electric Corp., Pittsburgh, PA (US);
Abstract
A substrate is made for use as a top layer in a laminate; the substrate being impregnated with, and having a continuous film on its surface of, a dried, catalyzed, uncured resin, comprising the reaction product of 1 mole of melamine, about 1.8 moles to about 2.7 moles of uninhibited formaldehyde and about 0.05 mole to about 0.40 mole of urea; where the resin content of the substrate is between about 50 wt.% to about 85 wt.%, and the dried, continuous film on the substrate layer will cure within about 30 seconds to about 90 seconds, under pressures of between about 150 psi. to about 500 psi, without the formation of a discontinuous film.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile