Wholesale Discount Subang Chemcial - Optical brightener OB Fine – Subang

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

No matter new customer or previous client, We believe in prolonged time period and trustworthy relationship for Optical Brightener 393, Optical Brightener For Coatings, PTA, Adhering to the business principle of mutual benefits, we have won good reputation among our customers because of our perfect services, quality products and competitive prices. We warmly welcome customers from home and abroad to cooperate with us for common success.
Wholesale Discount Subang Chemcial - Optical brightener OB Fine – Subang Detail:

1Optical brightener OB  Fine

Structural formula

Product Name: Optical brightener OB Fine

Chemical Name: 2,5-thiophenediylbis(5-tert-butyl-1,3-benzoxazole)

C.I.:184

CAS NO.:7128-64-5

Specifications

Molecular formula: C26H26N2O2S

molecular weight: 430

Appearance: light yellow powder

Tone: blue

Melting point: 196-203℃

Purity: ≥99.0%

Ash: ≤0.1%

Particle size: Pass 300 mesh

Maximum absorption wavelength: 375nm(Ethanol)

Maximum emission wavelength: 435nm(Ethanol)

Properties

Optical brightener OB Fine is a kind of benzoxazole compound, it is odorless, hard to dissolve in water, soluble in paraffin, fat, mineral oil, wax and common organic solvents. It can be used for whitening thermoplastic plastics, PVC, PS, PE, PP, ABS, Acetate fiber, paint, coating, printing ink, etc. It can be added at any stage in the process of whitening the polymers and make the finished products emit a bright bluish white glaze.

Application

Optical brightener OB Fine is one of the best brighteners widely used in plastics and fibers and has the same whitening effect as Tinopal OB. It can be used in thermoplastics, polyvinyl chloride, polystyrene, polyethylene, polypropylene, ABS, acetate, and it can also be used in varnishes, paints, white enamels, coatings, and inks.It also has a very good whitening effect on synthetic fibers.It has the advantages of heat resistance, weather resistance, non-yellowing, and good color tone.It can be added to the monomer or prepolymerized material before or during polymerization, condensation, addition polymerization, or added in the form of powder or pellets (i.e masterbatch) before or during the formation of plastics and synthetic fibers.

Reference usage:

1  PVC:

For soft or rigid PVC:

Whitening: 0.01-0.05% (10-50g/100KG material)

Transparent: 0.0001-0.001%(0.1g-1g/100kg material)

2  PS:

Whitening: 0.001% (1g/100kg material)

Transparent: 0.0001-0.001 (0.1-1g/100kg material)

3  ABS:

Adding 0.01-0.05% to ABS can effectively eliminate the original yellow color and achieve a good whitening effect.

4  Polyolefin:

Good whitening effect in polyethylene and polypropylene:

Transparent: 0.0005-0.001%(0.5-1g/100kg material)

Whitening: 0.005-0.05%(5-50g/100kg material)

Package

25kg fiber drum,with PE bag inside or as customer’s request.

 


Product detail pictures:

Wholesale Discount Subang Chemcial - Optical brightener OB  Fine – Subang detail pictures


Related Product Guide:

To get the stage of realizing dreams of our employees! To build a happier, more united and much more skilled crew! To reach a mutual benefit of our prospects, suppliers, the society and ourselves for Wholesale Discount Subang Chemcial - Optical brightener OB Fine – Subang , The product will supply to all over the world, such as: Frankfurt, Mongolia, Jamaica, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
  • Timely delivery, strict implementation of the contract provisions of the goods, encountered special circumstances, but also actively cooperate, a trustworthy company!
    5 Stars By Heather from Nairobi - 2018.10.09 19:07
    The company can keep up with the changes in this industry market, product updates fast and the price is cheap, this is our second cooperation, it's good.
    5 Stars By Caroline from San Francisco - 2018.02.08 16:45
    Write your message here and send it to us