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:
May. 05, 1987
Filed:
Nov. 14, 1983
Applicant:
Inventor:
Victor Mark, Evansville, IN (US);
Assignee:
General Electric Company, Mt. Vernon, IN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528176 ; 528182 ; 528193 ; 528194 ;
Abstract
Polyarylates having amide terminal groups are prepared using a terminating amount of ammonia, ammonium compounds, primary amines, secondary amines, hydrogen ammonium salts of secondary amines, or hydrogen ammonium salts of primary amines. These amide terminated polyarylates exhibit improved thermal properties and are useful in the production of films and molded articles.