China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang

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China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang Detail:

Structural formula

1

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:

China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang detail pictures

China wholesale China Optical Brightener Fp127 / CBS 127 – Optical Brightener OB-1 – Subang detail pictures


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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.
  • This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!
    5 Stars 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.
    5 Stars By Maureen from Sri Lanka - 2018.12.28 15:18
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