Process for scouring and dyeing synthetic fibers in one-bath.

摘要

According to the process of the invention, scouring and dyeing synthetic fibers can be carried out in one-bath. The process comprises the steps of preparing a dyeing solution comprising an alkalizing agent and a pH adjusting agent being able to generate acids by heating, putting unscoured synthetic fibers in said dyeing solution and then heating to dye said fibers at high temperature. The dyeing solution may comprise a surface active agent.