Carboxy Methyl Starch is used in paper-making and dyeing industry for its property of retaining moisture and fluidizing. Carboxy Methyl Starch colloid is transparent and delicate. The viscometer is low but viscosity is high. It has good fluid, dissolvability, emulsibility, stability and permeability. It used as drying agent, wet end additive and sizing agent in making paper and combines with PVA t