C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/5.5
C08F 6/00 (2006.01) C08F 6/16 (2006.01) C08F 6/24 (2006.01)
Patent
CA 1278639
1750056 IMPROVED VINYL CHLORIDE MONOMER STRIPPING PROCESS ABSTRACT OF THE INVENTION Polyvinyl chloride homopolymer or copolymer in wet slurry form, containing high levels of residual vinyl chloride monomer, is stripped of residual monomer in a process wherein the polymer is contacted with a hot gas such as saturated steam at atmospheric pressure or above. Low levels of residual vinyl chloride monomer can be obtained (less than 1 ppm). - 1 -
254484
Berens Alan Robert
Davis Ronald Joseph
Huddleston George Richmond Jr.
Witenhafer Donald Edward
Ogilvy Renault
Oxy Vinyls L.p.
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