China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang
China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang Detail:
Structural formula
Product Name: Optical brightener OB-1
Chemical Name: 2,2′-(1,2-ethenediyl)bis(4,1-phenylene)bisbenzoxazole
C.I.:393
CAS NO.:1533-45-5
Specifications
Appearance: Bright yellowish green crystal powder
molecular weight: 414
Molecular formula: C28H18N2O2
Melting point: 350-355℃
Maximum absorption wavelength: 374nm
Maximum emission wavelength: 434nm
Properties
Optical brightener OB-1 is crystallized substance, has strong fluorescence. It is odorless, hard to dissolve in water.
It can be used for whitening polyesters, nylon fibre and various plastics such as PET, PP, PC, PS, PE, PVC, etc.
Application
1.Suitable for whitening of fibers such as polyester, nylon and polypropylene.
2.Suitable for whitening and brightening of Polypropylene plastic, ABS, EVA, polystyrene and polycarbonate etc.
3.Suitable for addition in the conventional polymerization of polyester and nylon.
Method
Reference usage:
1 Rigid PVC:
Whitening: 0.01-0.06%(10g-60g/100kg material)
Transparent:0.0001-0.001%(0.1g-1g/100kg material)
2 PS:
Whitening: 0.01-0.05%(10g-50g/100kg material)
Transparent: 0.0001-0.001%(0.1g-1g/100kg material)
3 PVC:
Whitening: 10g-50g/100kg material
Transparent: 0.1g-1g/100kg material
Package
25kg fiber drum,with PE bag inside or as customer’s request.
Storage
Store at cool and dry place.
Product detail pictures:
Related Product Guide:
We believe in: Innovation is our soul and spirit. Quality is our life. Shopper need is our God for China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang , The product will supply to all over the world, such as: Paraguay, Brazil, Sri Lanka, To achieve reciprocal advantages, our company is widely boosting our tactics of globalization in terms of communication with overseas customers, fast delivery, the best quality and long-term cooperation. Our company upholds the spirit of "innovation, harmony, team work and sharing, trails, pragmatic progress". Give us a chance and we'll prove our capability. With your kind help, we believe that we can create a bright future with you together.
By Lee from Manila - 2018.12.22 12:52
The factory workers have a good team spirit, so we received high quality products fast, in addition, the price is also appropriate, this is a very good and reliable Chinese manufacturers.
By Maureen from Sri Lanka - 2018.12.28 15:18