Optical Brightener PS-1 for Polyester Fabric

We are profession producer for optical brighteners, including Hopebright PS-1,Hopebright PS-3,Hopebright BBU,Hopebright BA, etc.

Efficient whitening agent PS-1, as known as ER 330, is mainly used for whitening and brightening synthetic fibers such as polyester and polyamide, as well as blended fabrics with wool, cotton, linen, and silk. It has the characteristics of high whiteness, strong fluorescence, and low dosage. Suitable for high-temperature and high-pressure impregnation method, low-temperature adsorption and high-temperature baking method, can avoid re bleaching. It can simplify process, save resources, save energy, reduce labor intensity, and have a long product shelf life.