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Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang

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  • Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang
  • Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang

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We retain bettering and perfecting our goods and service. At the same time, we perform actively to do research and enhancement for Fluorescent Whitening Agent Vbl, 1533-45-5, 99-94-5, Seeing believes! We sincerely welcome the new customers abroad to set up business relationships and also expect to consolidate the relationships with the long-established customers.
Massive Selection for Eastobrite OB-1 - 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:

Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang detail pictures

Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang detail pictures

Related Product Guide:
Dedicated to strict high-quality management and considerate purchaser support, our experienced employees members are usually available to discuss your specifications and be certain full shopper satisfaction for Massive Selection for Eastobrite OB-1 - Optical Brightener OB-1 – Subang , The product will supply to all over the world, such as: luzern, Accra, America, Our advanced equipment, excellent quality management, research and development ability make our price down. The price we offering may not be the lowest, but we guarantee it is absolutely competitive! Welcome to contact us immediately for future business relationship and mutual success!
    • The company has rich resources, advanced machinery, experienced workers and excellent services, hope you keep improving and perfecting your products and service, wish you better!
    5 Stars By Arthur from Swedish - 2018.12.10 19:03
    With a positive attitude of "regard the market, regard the custom, regard the science", the company works actively to do research and development. Hope we have a future business relationships and achieving mutual success.
    5 Stars By Mary from Swiss - 2018.05.15 10:52
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