PRODUCTION OF PATTERN EFFECTS WHEN DYEING OR PRINTING TEXTILE MATERIAL IN THE ABSENCE OF ALKALI OR REDUCING AGENTS

摘要

Process to obtain design effects in the course of dyeing or printing textile material in the absence of alkali or reducing agents by pretreating the textile material with a cationising agent, drying, applying an oxidising agent in the form of a design, drying, and dyeing or printing with reactive, direct, acid, water-soluble sulphur or pigment dyes in the absence of alkali or a reducing agent.