Best Price on Optical Brightener 351 - Optical Brightener OB-1 – Subang

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Best Price on Optical Brightener 351 - 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.


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Best Price on  Optical Brightener 351 - Optical Brightener OB-1 – Subang detail pictures

Best Price on  Optical Brightener 351 - Optical Brightener OB-1 – Subang detail pictures


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  • A nice supplier in this industry, after a detail and careful discussion, we reached a consensus agreement. Hope that we cooperate smoothly.
    5 Stars By Nelly from Cyprus - 2017.09.30 16:36
    Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
    5 Stars By Cara from Guinea - 2017.12.19 11:10
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