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Preparation and Properties of Novel Low-foaming Dyeing Auxiliaries. Part 1 – Preparation and Properties of Ethoxylated Hydrosulphobetaines in Nylon Dyeing

A Novel series of low-foaming ethoxylated hydroxysulpobetaines has been prepared by the reaction of polyoxyethylenated stearylamine and sultone, and their structural features confirmed by IR, NMR and elemental analysis. These compounds have good surface activity properties, including surface tension and wetting power

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