Optical Brightener OB-1/ China Cas No.:1533-45-5 is especially used for the molding and processing of various plastics and plastic products under high temperature. Because of its good heat resistance, light resistance, and chlorine resistance bleaching properties, it is a brightener for polyester fibers. Polyester, cotton and other fiber blended fabrics The whitening effect is also particularly ideal, and can be used for the whitening of polyester stock solution.

Chinese name: Optical Brightener OB-1/ China Cas No.:1533-45-5

CI NO.:393

Appearance: bright yellow crystalline powder

Melting point: 357-360°C

Purity: ≥98.50%

Maximum ultraviolet absorption wavelength: 374nm

Maximum ultraviolet absorption wavelength: 434nm

Optical Brightener OB-1/ China Cas No.:1533-45-5 use:

This product is especially used for the molding and processing of various plastics and plastic products at high temperatures. Because of its good heat resistance, light resistance, and chlorine resistance, it is a brightener for polyester fibers. Polyester, cotton and other fiber blended fabrics The whitening effect is also particularly ideal, and can be used for the whitening of polyester stock solution.

Instructions:

The Optical Brightener OB-1/ China Cas No.:1533-45-5 OB-1 is equivalent to 0.01-0.05% of the weight of the plastic or polyester pellets, and it is fully mixed with the materials before the molding and processing of various plastic products or the spinning of polyester fibers.

Optical Brightener OB-1/ China Cas No.:1533-45-5 Packaging and storage:

Packed in 25kg cardboard drum, stored in a cool and ventilated place.

Optical Brightener OB-1/ China Cas No.:1533-45-5 Performance characteristics:

Optical Brightener OB-1/ China Cas No.:1533-45-5 is an excellent oxazole brightener, insoluble in water, stable in performance, and has good heat resistance, sun resistance, chlorine bleach resistance and migration resistance.

Optical Brightener OB-1/ China Cas No.:1533-45-5 Scope of application:

Optical Brightener OB-1/ China Cas No.:1533-45-5 is particularly resistant to high temperatures, and is mainly used for whitening by hot-melt pad dyeing. It is suitable for whitening polyester fiber and polyester, cotton and other fiber blended fabrics. The product can also be used for whitening plastics such as ABS, PS, HIPS, PA, PC, PP, EVA and rigid PVC. The whiteness of nylon fiber, nylon and polyester will also be significantly improved after Optical Brightener OB-1/ China Cas No.:1533-45-5 is added to it. After adding Optical Brightener OB-1/ China Cas No.:1533-45-5 to recycled polyester fiber waste, bottle material and chips, the recycled material will appear whiter, and the chromaticity of different recycled materials will become more consistent.