Surfactant

C - Chemistry – Metallurgy – 07 – C

Patent

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C07C 69/675 (2006.01) B01F 17/00 (2006.01) C07F 9/38 (2006.01) C08G 63/06 (2006.01) C08G 63/68 (2006.01) C09B 67/46 (2006.01) C09D 7/02 (2006.01) C09D 17/00 (2006.01) C10L 1/32 (2006.01)

Patent

CA 1288109

ABSTRACT A surfactant comprising a carboxylic acid ester or amide carrying a terminal strong acid group selected from carboxymethyl, sulphate, sulphonate, phosphate and phosphonate, suitable for stabilising dispersions of solids in organic liquids and oil/water emulsions, processes for the preparation of the surfactant and dispersions and emulsions containing the surfactant. A preferred species of the surfactant is a poly(hydroxyalkanecarboxylic acid) having the strong acid group attached, either directly or through a linking group, to a terminal hydroxy or carboxylic acid group.

476073

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