OPTICAL BRIGHTNER OB-1 CAS NO.1533-45-5

  • Minimum order:100KG

Chemical name:2,2\'-(1,2-Ethenediyldi-4,1-phenylene)bisbenzoxazole

CAS No.:1533-45-5

Molecular formular:C28H18N2O2

Molecular weight:414.45


Appearance: Yellow–green powder

Assay,%:≥98.5

Melting point,℃:355–361

Volatility, %:≤0.5

Ash, %:≤0.5

Particle size: pass 100 mesh


Optical Brightener OB-1is especially resistant to high temperature, and is mainly used for whitening by hot melt padding. It is suitable for whitening of polyester fiber and whitening of polyester and cotton and other fiber blended fabrics. The product can also be used for plastic whitening of ABS, PS, HIPS, PA, PC, PP, EVA and rigid PVC. The addition of OB-1 to nylon fiber, nylon and polyester will also significantly improve whiteness. After adding OB-1 to recycled polyester fiber waste, bottle stock and chips, the recycled material will appear whiter and the color will become more consistent in different recycled materials.

1,It is suitable for whitening of chemical fiber such as polyester fiber, nylon fiber and polypropylene fiber.

2, Suitable polypropylene plastic, rigid PVC, ABS, EVA, polystyrene, polycarbonate or the like whitening and brightening.

3. It is suitable for the conventional polymerization of polyester and nylon.

4, Especially suitable for whitening of plastic products molded at high temperature. info at hhochem. com

Guangzhou Chengshuai New Material Co.,Ltd.

No.10, Jiqingxiang, Shiyicun, Shilou Town, Panyu Dist., Guangzhou.China Tel: 86-20-34708468 Fax: 862084697353 Country: China (Mainland)