Granted Patent B2

US 8,030,363 · App. 12/011,241 · Granted Oct 4, 2011

Abstract

Claims (9)

1. A composition comprising:

a) a demulsifying-effective amount of at least one polyorganosiloxane demulsifier;

b) an aqueous phase; and

c) an oil phase,

wherein the polyorganosiloxane demulsifier has the structure:

wherein X equals 75, L equals 5, K equals 23, J equals 9, M equals 8, N equals 0, and O equals 6 and Z is hydrogen.

2. A method for separating emulsions of oil and water, the method comprising incorporating a demulsifying-effective amount of a polyorganosiloxane demulsifier into an emulsion comprising an oil phase and an aqueous phase,

wherein the polyorganosiloxane demulsifier has the structure:

wherein X equals 75, L equals 5, K equals 23, J equals 9, M equals 8, N equals 0, and O equals 6 and Z is hydrogen.

Assignments (27)