C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
202/101, 260/482
C07C 69/54 (2006.01)
Patent
CA 1145354
Abstract of the Disclosure A normally liquid hydrocarbon having a minimum boiling point of about 425° F is utilized to provide the liquid seal in a vacuum pump which intakes a gaseous light ends stream resulting from a process for the production of ethyl acrylate by the reaction of ethylene with acrylic acid in the presence of a sulfuric acid catalyst. Upon contact in the vacuum pump, the gaseous light ends are partially absorbed into the normally liquid hydrocarbon, with the normally liquid hydrocarbon being recovered by fractionation.
378084
Gordon James W.
Horlenko Theodore
Paul James L.
Celanese Corporation
Smart & Biggar
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