Heteric/block polyoxyalkylene compounds as crude oil...

C - Chemistry – Metallurgy – 07 – C

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C07C 43/10 (2006.01) C08G 65/20 (2006.01) C09K 8/60 (2006.01) C10G 21/16 (2006.01) C10G 33/04 (2006.01)

Patent

CA 1108190

Abstract of the Disclosure There are disclosed polyoxyalkylene compound demulsifying agents derived from tetrahydrofuran and C2-C4 vicinal alkylene oxides which are heteric/block copolymers; a process for the preparation of said polyoxyalkylene com- pounds; a demulsified petroleum crude oil; and a batch or continuous process for the demulsification of crude petroleum oil.

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