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:
Sep. 11, 1984
Filed:
Feb. 10, 1982
Willem J Wassen, Schinnen, NL;
Johannes P Schuren, Beek, NL;
Stamicarbon B.V., Geleen, NL;
Abstract
Polymerization process providing for the transferring of heat from fluid reaction mixtures containing a polymerizable monomer and an active polymerization catalyst by preparing a prepolymerization mixture and then cooling the prepolymerization mixture using a planar spiral heat exchanger before further processing of the prepolymerization mixture or the polymer product contained therein. An apparatus for conducting polymerization reactions wherein fluid mixtures having a polymerizable monomer and an active polymerization catalyst are cooled without clogging comprising a spiral heat exchanger.
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