首页>
外国专利>
Production of pattern effects when dyeing or printing textile material in the absence of alkali or reducing agents: cationization and oxidized in a pattern before dyeing
Production of pattern effects when dyeing or printing textile material in the absence of alkali or reducing agents: cationization and oxidized in a pattern before dyeing
Process for producing pattern effects when dyeing or printing textile material in the absence of alkali or reducing agents, which comprises pretreating the textile material with a cationizing agent, drying, applying an oxidizing agent in the form of a pattern, drying and dyeing or printing with reactive, direct, acid, water-soluble sulfur dyes or pigment dyes in the absence of any alkali or reducing agent.
展开▼