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:
Aug. 09, 1988
Filed:
Dec. 16, 1985
Applicant:
Inventor:
Walter T Murphy, Cuyahoga Falls, OH (US);
Assignee:
The B. F. Goodrich Company, Akron, OH (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G / ; C08G / ;
U.S. Cl.
CPC ...
528 75 ; 528440 ; 528438 ; 528415 ; 528454 ;
Abstract
Electron beam curable polyurethanes that have significantly improved dispersibility, improved magnetic pigment binder utility and result in improved magnetic tape for use in a variety of applications. This is accomplished by providing an oligomeric polyurethane that contains pendant carboxyl groups along the backbone chain.