100% Original Fluorescent Brightener VBL - Optical brightener OEF – Subang

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100% Original Fluorescent Brightener VBL - Optical brightener OEF – Subang Detail:

Optical brightener OEF

Structural formula 

Product Name: Optical brightener OEF

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

Mesh:800-1000

Tone: blue

Melting point: 196-203℃

Purity: ≥99.0%

Ash: ≤0.1%

Maximum absorption wavelength: 375nm(Ethanol)

Maximum emission wavelength: 435nm(Ethanol)

Properties

Optical brightener OEF 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 and brightening solvent-based coatings, paints, latex paints, hot melt adhesives and printing inks. Low dosage, high efficiency and environmental protection, with special effects on the ink.

Package

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

 


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Our business aims to operating faithfully, serving to all of our clients , and working in new technology and new machine continuously for 100% Original Fluorescent Brightener VBL - Optical brightener OEF – Subang , The product will supply to all over the world, such as: Cambodia, Peru, Kyrgyzstan, Our company offers the full range from pre-sales to after-sales service, from product development to audit the use of maintenance, based on strong technical strength, superior product performance, reasonable prices and perfect service, we'll continue to develop, to supply the high-quality goods and services, and promote lasting cooperation with our customers, common development and create a better future.
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    It can be said that this is a best producer we encountered in China in this industry, we feel lucky to work with so excellent manufacturer.
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