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:
Feb. 20, 1979

Filed:

Jul. 11, 1977
Applicant:
Inventors:

John J Charles, Bloomingdale, NJ (US);

Robert C Gasman, West Milford, NJ (US);

Assignee:

GAF Corporation, New York, NY (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 / ; 260860 ; 260873 ;
Abstract

Molding compositon and molded products comprising polybutylene terephthalate containing thermally stable reinforcing fibers, such as glass fibers, mica and between about 5 and about 40 wt. % based on total weight of PBT molding composition of poly (butylene terephthalate-co-tetramethylene oxide). In a preferred embodiment, the composition also includes amorphous, thermally stable resins such as polymethyl methacrylate.


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