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:
Dec. 04, 1984
Filed:
Apr. 08, 1982
Applicant:
Inventors:
Morris A Mendelsohn, Wilkins Township, Allegheny County, PA (US);
Francis W Navish, Jr, East Pittsburgh, PA (US);
George E Rudd, Murrysville, PA (US);
Assignee:
Westinghouse Electric Corp., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ; F16J / ;
U.S. Cl.
CPC ...
89-1816 ; 528 66 ; 528 77 ;
Abstract
A resilient, strong, high modulus polyurethane elastomer structural member is made from (A) a prepolymer prepared from a composition consisting essentially of 4,4'-diphenylmethane diisocyanate, low molecular weight triol, and polyoxytetramethylene glycol, and (B) hydroquinone di-(.beta.-hydroxyethyl) ether, as a chain extender.