Anionic surface-active compounds based on oxyalkylated...

C - Chemistry – Metallurgy – 07 – C

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8/27, 260/486, 1

C07C 69/80 (2006.01) B01F 17/00 (2006.01) C08G 8/28 (2006.01) C08G 8/36 (2006.01) C09B 41/00 (2006.01) C09B 67/46 (2006.01) D06P 1/18 (2006.01) D06P 1/613 (2006.01)

Patent

CA 1184924

Abstract of the Disclosure: Condensation products,which can be obtained by a reaction of naphthols and alkanals, addition of alkylene oxides and more or less complete conversion of terminal hydroxy groups into sulfo groups or half-esters of maleic acid, phthalic acid or sulfosuccinic acid,are suitable for use as surface-active agents, in particular as coupling auxiliaries in the preparation of azo pigments and also as dispersing agents in the preparation of colorant dis- persions and as wetting, emulslfying, leveling or dyeing auxiliaries.

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