Darkening Agent for Polyester Fabric

Abstract

Energy saving, emission reduction and cost decrease are always necessary in dyeing industry, and darkening agent can suit this trend. In this paper, a brief review is also presented about darkening agents for dyed polyester fabric, then the darkening agent emulsified with cationic organic fluorosilicone resin is introduced. The interaction model of the darkening agent and the fiber was analyzed, and the ammonia value of the deepening resin has a great influence on the softness and the finishing durability for polyester fabric.