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:
Mar. 09, 1976
Filed:
Jan. 06, 1975
Applicant:
Inventors:
Reuben H Bell, Cincinnati, OH (US);
Russell M Boardway, Jr, Granville, OH (US);
Francis D Thomson, Newark, OH (US);
Donald C Wysocki, Pittsburgh, PA (US);
Assignee:
Owens-Corning Fiberglas Corporation, Toledo, OH (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ;
U.S. Cl.
CPC ...
260 / ; 252182 ; 260 / ; 260 / ; 260 / ; 260 / ; 260 / ;
Abstract
Flame retardant polyurethane foams are disclosed. Flame resistance is achieved by a combination of at least three polyols. Control of internal exotherm is achieved by the addition to the foams of an inorganic material such as hydrated alumina.