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:
Dec. 23, 1980

Filed:

Nov. 13, 1978
Applicant:
Inventors:

Pabitra Datta, Cranbury, NJ (US);

Ronald N Friel, Hamilton Square, NJ (US);

Assignee:

RCA Corporation, New York, NY (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N / ; B32B / ;
U.S. Cl.
CPC ...
428 65 ; 1791 / ; 26099816 ; 3581285 ; 428 64 ; 428447 ; 428403 ; 428407 ;
Abstract

A polyvinyl chloride based molding composition containing polymer grafted conductive carbon particles has good processability, low heat distortion temperature and good dispersion of the conductive particles and can be molded to form video discs of improved electrical properties.


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