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2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang

2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang Featured Image
  • 2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang
  • 2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang

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Our mission is to become an innovative supplier of high-tech digital and communication devices by providing value added design, world-class manufacturing, and service capabilities for C. I. 184 Optical Brightener Ob, 16470-24-9, Optical Brightener 71, We have expanded our business into Germany, Turkey, Canada, U. S. A. , Indonesia, India, Nigeria, Brazil and some other regions of the world. We are working hard to be one of the best global suppliers.
2021 High quality Fluorescent Whitener - 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:

2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang detail pictures

2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang detail pictures

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To regularly increase the management program by virtue from the rule of "sincerely, good religion and high quality are the base of enterprise development", we greatly absorb the essence of linked products internationally, and constantly produce new goods to satisfy the calls for of shoppers for 2021 High quality Fluorescent Whitener - Optical Brightener OB-1 – Subang , The product will supply to all over the world, such as: Toronto, Ethiopia, Colombia, We maintain long-term efforts and self-criticism, which helps us and improvement constantly. We strive to improve customer efficiency to save costs for customers. We do our best to improve the quality of product. We will not live up to the historic opportunity of the times.
    • We have been cooperated with this company for many years, the company always ensure timely delivery ,good quality and correct number, we are good partners.
    5 Stars By Ella from kazakhstan - 2018.02.21 12:14
    This company conforms to the market requirement and joins in the market competition by its high quality product, this is an enterprise that have Chinese spirit.
    5 Stars By Betty from Lesotho - 2017.06.16 18:23
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