WELCOME TO RQT ChemistryChina No.1
Optical Brightener Manufacturer
Our Products
CAS No. 7128-64-5Optical Brightener OB
Scope of application for thermoplastics, PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, PET, acrylic resin, paints, coatings, and inks.
CAS No. 1533-45-5Optical Brightener OB-1
Used for hard plastics such as PVC pipes, profiles and gussets. The weather resistance grade of this product is extremely high, which can greatly improve the heat resistance, light fastness, oxidation resistance, whiteness, brightness and vividness of PVC pipe, plastic steel door and window, gusset and gusset angle, etc.
CAS No. 38775-22-3Chemical Fluorescent Brightener CBS-X
CBS-X is mainly used for whitening synthetic detergents and soaps. It can also be used for whitening cotton, linen, nylon wool and paper.It is suitable for whitening cotton, terylene blended fabric and whitening of cotton blended fabric and widely used in detergents, bleaching and dyeing, paper, dyes and other.
CAS No. 5242-49-9Optical Brightener Agent KSN
The whitening effect on polyester fiber and plastic products is better than OB-1, and the compatibility with plastic is better than OB-1. KSN not only has excellent high temperature resistance, but also has excellent solar and weather resistance. It is used for all plastics, especially in synthetic fibers, and it can also be used for color whitening and brightening in coatings, inks, paints and other industries.
RQT Series Optical Brightener
CAS No. 7128-64-5Optical Brightener OB
Scope of application for thermoplastics, PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, PET, acrylic resin, paints, coatings, and inks.
CAS No. 1533-45-5Optical Brightener OB-1
Used for hard plastics such as PVC pipes, profiles and gussets. The weather resistance grade of this product is extremely high, which can greatly improve the heat resistance, light fastness, oxidation resistance, whiteness, brightness and vividness of PVC pipe, plastic steel door and window, gusset and gusset angle, etc.
CAS No. 38775-22-3Chemical Fluorescent Brightener CBS-X
CBS-X is mainly used for whitening synthetic detergents and soaps. It can also be used for whitening cotton, linen, nylon wool and paper.It is suitable for whitening cotton, terylene blended fabric and whitening of cotton blended fabric and widely used in detergents, bleaching and dyeing, paper, dyes and other.
CAS No. 5242-49-9Optical Brightener Agent KSN
The whitening effect on polyester fiber and plastic products is better than OB-1, and the compatibility with plastic is better than OB-1. KSN not only has excellent high temperature resistance, but also has excellent solar and weather resistance. It is used for all plastics, especially in synthetic fibers, and it can also be used for color whitening and brightening in coatings, inks, paints and other industries.
RQT® Chemistry, a subsidiary of Sino Emotion Industries Co. LimitedOver 29 Years of Experience. We'll Ensure You Get the Best Optical Brightener
Advanced equipment & QC system to provide OEM services for world famous brands.
RQT® Chemistry, a subsidiary of Sino Emotion Industries Co. Limited, is a leading private joint-stock enterprise headquartered in Zhengzhou, China’s vibrant international business hub. Established in 1992, we specialize in the research, development, production, and sales of fluorescent whitening agent intermediates and finished products under the renowned RQT® brand. Our high-performance solutions are widely applied in plastics, textiles, chemical fibers, inks, paints, and coatings, earning widespread praise and trust from global customers for their superior brightness, reliability, and eco-friendliness.