Method for treating resin in a purge vessel

Details Method for treating resin in a purge vessel Method for treating resin in a purge vessel

C - Chemistry, Metallurgy

08

F

402/585

C08F 6/00 (2006.01) C08F 6/02 (2006.01) C08F 6/08 (2006.01) C08F 6/10 (2006.01) C08F 10/00 (2006.01)

Patent

CA 1300311

- 22 - METHOD FOR TREATING RESIN IN A PURGE VESSEL ABSTRACT A method for removing-unpolymerized gaseous monomers from a solid olefin polymer in a single purge vessel while deactivating Ziegler-Natta catalysts and organometallic catalyst residues present in said solid olefin polymer by utilizing a two diameter purge vessel wherein hydrolysis of the catalysts are effected in the portion of the reactor having the smaller diameter with the gaseous monomers being removed in the larger diameter portion. D-15521

565110

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