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:
Jan. 25, 1977
Filed:
Jan. 14, 1975
Applicant:
Inventors:
Fritz Mietzsch, Cologne, DT;
Dietrich Hardt, Cologne, DT;
Volker Serini, Krefeld, DT;
Herbert Bartl, Odenthal-Hahnenberg, DT;
Hugo Vernaleken, Krefeld, DT;
Assignee:
Bayer Aktiengesellschaft, , DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ; C08L / ;
U.S. Cl.
CPC ...
260 / ; 260827 ; 2608 / ; 260873 ;
Abstract
Process for the production of vinyl chloride polymers modified with aromatic polycarbonate, characterized in that mixtures of olefinically unsaturated monomers containing at least 70 % by weight of vinyl chloride are polymerized by radical polymerization in the presence of aromatic polycarbonates, 0 - 100 % by weight of rubber or rubber-modified thermoplastic resin, based on the polycarbonate-modified vinyl chloride polymer, being added before or after polymerization.