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. 08, 1980
Filed:
Jul. 15, 1975
Applicant:
Inventors:
Stephane Noel, Vilvoorde, BE;
Jean Golstein, Brussels, BE;
Guillaume Coppens, Brussels, BE;
Jean-Claude Davoine, Jemeppe-sur-Sambre, BE;
Assignee:
Solvay & Cie, Brussels, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08F / ; C08F / ;
U.S. Cl.
CPC ...
528500 ; 260 / ; 260 / ; 528483 ;
Abstract
Process for removing the residual vinyl chloride monomer present after polymerisation in vinyl chloride polymers in the form of an aqueous dispersion which is heated to a temperature at least equal to the glass transition temperature of the polymer and subjected to stripping by an inert fluid while being maintained at a temperature at least equal to the glass transition temperature of the polymer.