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:
Apr. 14, 1981
Filed:
Dec. 20, 1976
Applicant:
Inventors:
Kenneth B Wagener, Asheville, NC (US);
David A Johnson, Asheville, NC (US);
Assignee:
Akzona Incorporated, Asheville, NC (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
528301 ; 525 94 ;
Abstract
This invention relates to polyester polyether segmented copolymers wherein the polyether segment contains a certain amount of heterocyclic ring repeat units, for example, the hydantoin ring. These polyester polyether segmented copolymers are useful in the production of fibers, films or other extrusion moldings where elastomeric properties are desirable.