Optical Brightener Agent OB

It is used for whitening and brightening of polyvinyl chloride, polystyrene, polyethylene polypropylene, thermoplastics, ABS,cellulose acetate, coatings, paints, and printing inks.


  • Item NO.:

    OB
  • Product Origin:

    China
  • Color:

    Light yellow or green powder
  • Shipping Port:

    Any chinese port
  • Product Detail

Chemical name: 2.5-bis (5-terbuty1-2-benzoxazolyl) thiophene

 
Properties:
1, appearance: light green or milky white powder, tasteless 

2, good transmittance, suitable for transparent plastic products, paint ink industry 

3, low toxicity, meet the requirements of environmental protection, light color, pure color, moderate price. 

4, Solubility: insoluble in water, soluble in alkane, mineral oil, usually organic solvent.


Specification:

Item

Value

CAS.NO

7128-64-5

Molecular formula

C26H26N2O2S

Formula weight

430.56

 C.I.NO

184

Appearance

light yellow or green powder

Purity

≥99.0%

Melting point

201-203℃

light transmittance

450nm≥96%    500nm≥97%


Application/Uses:
• Coatings 
• Flexible PVC 
• Man-made fibers  
• Plastics
• Polyethylene 
• Printing Inks 


 


Related Products
Optical Brightener
Optical Brightener Agent OB-1
It can be used for whitening and brightening of other thermoplastics, coatings, inks, and synthetic fibers.
Optical Brightener KCB
Optical Brightener Agent KCB
It is a fluorescent whitening agent of the naphthalene benzoxazole class. The product is useful in plastics, man-made fibers, printing inks and coatings, PVC, EVA and TPR.
Optical Brightener FB127
Optical Brightener Agent FP127
It has very good whitening effect to various kinds plastics, Especially on PVC and PS.It has excellent whitening and brightening effect on artificial leathers.
Optical Brightener KSN
Optical Brightener Agent KSN
It has better brightening effect on plastic products than OB-1. KSN has fine high temperature resistance, sunshine-proof and climate resistance performance. It is appropriate for the brightening of polyamide, polyacrylonitrile, thin film and so on.
Optical Brightener OB
Optical Brightener Agent OB
It is used for whitening and brightening of polyvinyl chloride, polystyrene, polyethylene polypropylene, thermoplastics, ABS,cellulose acetate, coatings, paints, and printing inks.

Want to know about this product?

SEND A MESSAGE
Something isn’t Clear?

Feel free to contact me, and I will be more than happy to answer all of your questions.

Chat Now
Chat Now
If you are interested in our products and want to know more details,please leave a message here,we will reply you as soon as we can.

Home

Products

about

contact