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.

Date of Patent:
May. 12, 1981

Filed:

Jul. 03, 1980
Applicant:
Inventor:

Michael F Froix, Menlo Park, CA (US);

Assignee:

Celanese Corporation, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
525444 ; 260 / ; 260 / ; 264 35 ; 2641 / ; 2641 / ; 264345 ;
Abstract

A polymer blend which is capable of exhibiting an anisotropic melt phase and which is capable of forming shaped articles which exhibit satisfactory mechanical properties is provided. The polymer blend comprises approximately 5 to approximately 95 percent by weight, based upon the total weight of the blend, of a first melt processable wholly aromatic polyester which is capable of forming an anisotropic melt phase apart from the blend and which comprises not less than approximately 10 mole percent of recurring units which include a naphthalene moiety, and approximately 5 to approximately 95 percent by weight, based upon the total weight of the blend, of a second melt processable wholly aromatic polyester which is capable of forming an anisotropic melt phase apart from the blend (as defined).


Find Patent Forward Citations

Froix, Michael. (1981). Blend of wholly aromatic polyesters (U.S. Patent No. 4267289). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4267289

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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