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. 29, 1976
Filed:
Jun. 16, 1975
Applicant:
Inventors:
John T Patton, Jr, Wyandotte, MI (US);
Louis C Pizzini, Trenton, MI (US);
John G Demou, Lincoln Park, MI (US);
Gerhard G Ramlow, East Windsor, NJ (US);
Assignee:
BASF Wyandotte Corporation, Wyandotte, MI (US);
Primary Examiner:
Int. Cl.
CPC ...
B32B / ;
U.S. Cl.
CPC ...
156 78 ; 106 / ; 156272 ; 156306 ; 260 / ; 260 / ; 260 / ; 264 455 ; 428311 ; 428315 ; 428425 ;
Abstract
Composites based on polyurethane foams heat sealed to a substrate are prepared from polyurethane foams employing a graft polyol as a component of the foam-forming reaction mixture. The resulting composites possess exceptional bonding strength.