OEM manufacturer Uvitex EBF - Optical brightener OB Fine – Subang

Short Description:


Product Detail

Product Tags

Related Video

Feedback (2)

Well-run devices, expert profits group, and better after-sales companies; We have been also a unified huge family, everybody keep on with the organization worth "unification, determination, tolerance" for Joy-ring Chemical, Oba 368, Fluorescent Whitening Agent SWN, We have a big inventory to fulfill our customer's demands and needs.
OEM manufacturer Uvitex EBF - 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:

OEM manufacturer Uvitex EBF - Optical brightener OB  Fine – Subang detail pictures


Related Product Guide:

We constantly carry out our spirit of ''Innovation bringing advancement, Highly-quality guaranteeing subsistence, Administration selling advantage, Credit rating attracting buyers for OEM manufacturer Uvitex EBF - Optical brightener OB Fine – Subang , The product will supply to all over the world, such as: Melbourne, Paraguay, Israel, Adhering to the principle of "Enterprising and Truth-Seeking, Preciseness and Unity", with technology as the core, our company continues to innovate, dedicated to providing you with the highest cost-effective products and meticulous after-sales service. We firmly believe that: we are outstanding as we are specialized.
  • It's really lucky to find such a professional and responsible manufacturer, the product quality is good and delivery is timely, very nice.
    5 Stars By Donna from Cancun - 2017.12.02 14:11
    The company's products can meet our diverse needs, and the price is cheap, the most important is that the quality is also very nice.
    5 Stars By Lulu from Mombasa - 2017.06.19 13:51
    Write your message here and send it to us