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:
Mar. 04, 1980
Filed:
Nov. 17, 1977
Applicant:
Inventors:
Robert W Stackman, Morristown, NJ (US);
Edward J Kuczynski, Westfield, NJ (US);
Assignee:
Celanese Corporation, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
260 / ; 525434 ; 528125 ; 528126 ; 528128 ; 528167 ; 528169 ; 528173 ; 528190 ; 528193 ; 528194 ; 528487 ;
Abstract
The present invention provides a melt processable composition and process for preparing the same from a blend of a normally non-melt processable wholly aromatic polyester and a phosphorus ester. The presence of the specifically defined phosphorus ester in the composition in amounts of up to about 40 percent by weight renders the normally non-melt processable wholly aromatic polyester melt processable.