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. 24, 1986
Filed:
Oct. 18, 1984
Applicant:
Inventor:
Robert A Markovs, Grosse Ile, MI (US);
Assignee:
BASF Corporation, Wyandotte, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
264 51 ; 2643281 ; 2643286 ; 2643288 ; 521159 ; 521167 ; 528 60 ; 528 77 ;
Abstract
This invention relates to oxyethylated toluenediamine and diaminodiphenylmethane and their use as chain extenders in the preparation of polyurethane-polyurea elastomers.