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:
Sep. 25, 1990
Filed:
May. 09, 1988
Applicant:
Inventors:
James E Harris, Piscataway, NJ (US);
Paul A Winslow, Millington, NJ (US);
Assignee:
Amoco Corporation, Chicago, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ; C08L / ;
U.S. Cl.
CPC ...
525471 ; 525534 ; 525420 ; 525436 ;
Abstract
Described herein are blends having increased crystallization rates comprising (a) at least 98 percent by weight of a poly(aryl ether ketone) having a melting point no more than about 390.degree. C., and (b) 2 percent by weight or less of another poly(aryl ether ketone) having a melting point higher than about 400.degree. C. The blends retain their attractive crystallization behavior even after prolonged treatment in the melt. The blends of this invention may be fabricated into any desired shape, for example, moldings, coatings, films, fibers, and particularly, for use as electrical insulation for electrical conductors.