English name: Monosodium-5-sulfoisophthalate

        Molecular formula: C8H507Sna

        Molecular weight:268.18

        CAS:6362-79-4

1 polyester and nylon dyeing of modified third monomer, improved polyester and nylon fiber coloring property and light fastness;

2 polyester and nylon third modified water soluble monomer, used in the production of polyester and nylon microfiber, sea island fiber;

3 polyester water soluble modified intermediates, production of water soluble polyester dyeing and printing paste, instead of PVA slurry;

4 polyurethane and polyester water soluble modified intermediates, used in the production of no amine aqueous polyurethane and polyester coating;

5for the preparation of PU ( polyurethane) dispersion, is applied to the coating film industry, so that the coating has excellent hardness and high gloss;