yarn dyeing process of dyeable polypropylene yarn, and polypropylene chromonema dyed thereby

摘要

PURPOSE: A method for dyeing dyeable polypropylene fiber is provided to obtain fabric with uniform color. CONSTITUTION: A method for dyeing dyeable polypropylene fiber comprises: a step of adding refining agent, carrier, dispersion agent, and leveling agent to a dyeing water to prepare a pretreatment solution; a step of dipping the dyeable polypropylene fiber into the pretreatment solution at 80-100°C for 10-30 minutes; and a step of washing the pretreated dyeable polypropylene fiber.