Settling aids for solids in hydrocarbons

C - Chemistry – Metallurgy – 10 – G

Patent

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Details

C10G 29/22 (2006.01) B01D 21/01 (2006.01) C10G 29/24 (2006.01) C10G 31/00 (2006.01)

Patent

CA 2514999

A treatment for accelerating the settling of finely divided solids in hydrocarbon fluids, including adding to the hydrocarbon a sufficient settling amount of a combination of (a) a polyacrylic acid adducted alkylphenol- formaldehyde resin alkoxylate compound, and (b) an alkylphenol-formaldehyde resin alkoxylate having a molecular weight of about 500 to about 5,000.

La présente invention concerne un traitement destiné à accélérer la sédimentation de solides finement divisés dans des fluides hydrocarbure, qui consiste à ajouter à cet hydrocarbure une quantité de sédimentation suffisante d'une combinaison (a) d'un composé alcoxylate de résine alkylphénil-formaldéhyde d'abduction acide polyacrylique et (b) d'un alcoxylate de résine alkylphénil-formaldéhyde possédant une masse moléculaire comprise entre environ 500 et environ 5000.

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