Preparation of Thickener from Dry Dioscorea hispida powder for Textile Printing

Abstract

The objective of this research was to study the feasibility for producing the dry Dioscorea hispida powder as a thickener. The product was investigated in their properties, the compatibility with dye and chemicals in print paste, color appearance by indicated with color hue value, the time durability storage, the residual substance after washing treatment and the color fastness in washing and rubbing methods. The results shown the dry Dioscorea hispida powder was used as thickener that it was the good characteristic like the famous textile printing thickener as alginate. The dry Dioscorea hispida powder thickener was 10%w/w had the equivalent viscosity as 8%w/w alginate. It had 3 days stability storage and good compatibility for direct dye, reactive dye, acid dye, and disperse dye print pastes. The color appearances were corresponding with owned hue in color index databases. The thickener was completely in washing process. And, the washing and rubbing fastness were good to excellent.