C - Chemistry – Metallurgy – 08 – G
Patent
C - Chemistry, Metallurgy
08
G
C08G 8/04 (2006.01) C08G 14/02 (2006.01)
Patent
CA 2541296
An alkoxylated alkylphenol-formaldehyde-diamine polymer prepared by alkoxylating an alkylphenol-formaldehyde-diamine polymer and use of the alkoxylated alkylphenol~formaldehyde-diamine polymer to resolve water-in-oil emulsions, especially emulsions of water in crude oil.
La présente invention porte sur un polymère d'alkylphénol-formaldéhyde-diamine alcoxylé que l'on prépare par alcoxylation d'un polymère d'alkylphénol-formaldéhyde-diamine, et sur l'utilisation du polymère d'alkylphénol-formaldéhyde-diamine alcoxylé pour l'obtention d'émulsions eau-dans-huile, en particulier d'émulsions eau-dans-pétrole brut.
Bcf Llp
Nalco Energy Services L.p.
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