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:
Nov. 15, 1983
Filed:
Aug. 09, 1982
Applicant:
Inventors:
Augustin T Chen, Cheshire, CT (US);
Robert G Nelb, II, New Haven, CT (US);
Kemal Onder, New Haven, CT (US);
Assignee:
The Upjohn Company, Kalamazoo, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08L / ;
U.S. Cl.
CPC ...
524198 ; 524199 ; 525424 ;
Abstract
Disclosed are novel compositions comprising blends of at least about 75 percent by weight of a polyesteramide and the balance of the blends comprising a urethane containing ingredient. Optionally, an antioxidant component is present in the blends. The blends display an unexpected level of stability in regard to their tensile properties when exposed to elevated temperatures. The blends find particular utility in the area of hoses, gaskets, seals, etc., used in handling fluids at elevated temperatures.