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:
Feb. 28, 1978
Filed:
Dec. 01, 1976
Applicant:
Inventor:
Kenneth Dana Bunkowski, Cincinnati, OH (US);
Assignee:
Formica Corporation, Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; C08G / ;
U.S. Cl.
CPC ...
428530 ; 162166 ; 162167 ; 260 / ; 260 / ; 427391 ; 428411 ; 428537 ;
Abstract
Paper of at least about 60% .alpha.-cellulose content, a basis weight of about 50-90 pounds per 3000 square foot ream, a pH of about 6.75.+-.0.5 and a Gurley porosity of about 15-25 seconds per 100 c.c. of air having impregnated therein from about 55% to about 65%, by weight, based on the weight of the paper, of a .beta.-staged resin composition comprising