C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
402/620
C08F 6/10 (2006.01) B01D 53/22 (2006.01) B01J 19/24 (2006.01) C08J 11/02 (2006.01)
Patent
CA 1296483
ABSTRACT An improved process for recovery of ethylene from a polymerization process is described. A specif- ically defined normally solid membrane is employed to recover an ethylene enriched gas stream from the polymerization vent gases, The ethylene enriched gas stream is recycled to the polymerization process.
522428
Coan Frederick L.
Dembicki Dennis R.
Glassford Craig L.
Overman Dana C.
Smart & Biggar
The Dow Chemical Company
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