Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2022-03-02 05:49
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Company Profile
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Contact：sdruituo(Mr.)
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Area：Beijing
Address：Beijing
Website：http://www.raytopchemical.com/ http://sdruituo.dghaofadz.com/
Optical Brightener OB-1 Powder Description:
Optical brightener powder, also known as fluorescent brightener. Commonly known as white fluorescent dyes, an organic compound that can absorb UV light and emit blue or blue-violet visible light. Many products,especially recycle material has yellow hue, add optical brightener OB-1 powder is using the principle which blue and yellow are complementary colors, when optical brighteners emit blue color,it can make up the yellow hue to make products seem more white and bright.
Product Specification:
Appearance |
Bright yellowish green crystal powder |
Molecular weight |
414 |
Molecular formula |
C28H18N2O2 |
Melting point |
350-360℃ |
Maximum absorption wavelength |
374nm |
Maximum emission wavelength |
434nm |
Product 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
Package:
10kg/20kg/25kg per fiber drum
450kg/500kg/675kg per pallet
We can also customize the package according to our customers’ requirements.
FAQ
1.What's the differences between Optical Brightener OB-1 and Optical Brightener OB?
In fact,Optical Brightener OB-1 is totally different from Optical Brightener OB,different raw material,different production process,and different performance.Only the name is similar.
2.What’s the dosage of Optical Brightener OB-1 powder?
Optical Brightener OB-1 powder dosage is 200-500g per mt material.But different raw material and different formula need to adjust when using.
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