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:
Jun. 29, 1976
Filed:
Jul. 13, 1973
Applicant:
Inventors:
Siegmund Frick, Troisdorf-Oberlar, DT;
Wilhelm Gresser, Troisdorf, DT;
Gunther Meyer, Troisdorf-Sieglar, DT;
Gerhard Bier, Troisdorf, DT;
Assignee:
Dynamit Nobel Aktiengesellschaft, Troisdorf, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ; C08K / ;
U.S. Cl.
CPC ...
260 4249 ; 260 / ; 260 / ; 2602 / ; 260 / ; 260 4227 ; 260 4247 ; 260 4253 ; 260 / ; 428463 ;
Abstract
Polyvinylchloride inhibited against release of hydrogen chloride at elevated temperature is produced by polymerizing vinyl chloride in a reaction medium having finely divided calcium carbonate dispersed therein.