Negotiable
The date of payment from buyers deliver within days
Beijing
Long-term effective
2022-05-21 19:03
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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.xxphxz.com/
Optical brighteners have many seriers,amoung them,optical brightener for plastcs is a big market.At the same time,Optical brightener OB-1 393 is the most famouse whitener
What is optical brightener OB-1 393?
Optical Brightener OB-1 393 is a kind of plastics auxiliary,powder form,it likes other optical brighteners,to absorbs UV light which our eyes can not see and emits blue light which our eye can see.From this way,it makes people see the final products more white.
Optical brightener OB-1 393 is crystallized substance, has strong fluorescence. It is odorless,can not dissolve in water.It can be added directly into the raw material,mix it evenly and to make the end user products.
Appearance: It has two appearances,Bright green and yellow crystal powder
CAS NO.:1533-45-5
C.I. NO.:393
molecular weight is 414
Molecular formula is C28H18N2O2
Melting point is from 350 to 360℃
Maximum absorption wavelength is 374nm
Maximum emission wavelength is 434nm
Optical brightener OB-1 393 Product Application:
Optical Brightener OB-1 393 is suitable for many plastics, such as ABS,PA,PS,PC,PP, PVC,PET,PBT, EVA ect.
Especially used in masterbatch,PVC and polyester stable fiber with big quantity.
1. With high temperature resistance, it is the most widely used and most popular optical brightener for plastics. Popular Industries such as building materials, polyester staple fibers are especially consumption large.
2. Excessive use has poor weather resistance and easily seperate out, and the addition amount cannot exceed the peak value.
3. High fluorescence intensity, suitable for use in combination with other models to produce synergistic effects.
25kg/fiber drum
675kg/pallet
We can also customize the package according to our customers requirements.
Delivery：1-7 working days after receive deposite.
Are you a factory or trader?
We are factory with 6 workshops,2 are for optical brightener OB-1,an annual production capacity is 240 mt.
How is your quality?
We can send samples for your quality check firstly.We have exported to more than 30 countries, and our customers have a good reputation. We have been maintaining long-term cooperation with customers because of stable quality.
Why the OB-1 is widely used in plastics industry?
Good whitening effect, high temperature resistance, and the price is not high.Compared with other types of brighteners, ob-1 is the most cost-effective.
Notice:
when you use OB-1, not It's not that the more you add, the better the effect.Only the right amount can achieve the best whiteness.
http://www.raytopchemical.com/
