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Optical brightener OB-1
Optical brightener OB-1
| Code: | ||
| Molecular formula: | C28H18N2O2 | |
| Molecular weight: | 414.4547 | |
| Molecular Structure: | ||
| CAS#: | 1533-45-5 | |
| EINECS#: | 216-245-3 | |
| Specifications: |
1.Chemical name: 2,2-(1,2-Ethenediyldi-4, 1-phenylene) bisbenzoxazole
Molecular weight: 414.4 C.I: 393 2.Specifications
Ash % 0.3max
Empirical Formula C28H18N2O2 Melting Point(DTA),C 353-359 Appearance Yellowish Green Powder Odor Free of odor Volatile Content % 0.3max Assay % 99min Particle Size 200 meshes 3.Performance Features��
1)Of high brightening intensity and strong fluorescence.
2) Of wide usage in brightening polyester, nylon fiber and all kinds of plastics. 3) Carries good resistance to high temperature. 4.Scope of Application��
1)Goes for the brightening of such chemical fibers of polyester,
nylon and polyprolylene.
2) Goes for the whitening and brightening of polypropylene plastic, hard PVC, ABS, EVA, polystyrene, polycarbonate, etc.
3) Applicable to be added in the general polymerizations of polyester and nylon. 5.Application Methods��
Recommended quantity: brightening agents of OB-1 in every 1000kg raw material:
1) Of 75��200g in EVA, polyprolylene, nylon, polycarbonate, and so on. 2)Of 75��300g in terylene fiber. 6.Packing Storage��Packed in 15kg×1.5kg×4 tanks or 5kg×2 paper boxes
at cool and dry places to be protected from light. | |
Quality:
Our company is a professional production of plastic raw material for many years, our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so you can trust us.
And we are the manufactory, so you don’t need to doubt the quality.
Payment method: for example T/T, D/A, L/C, Westerm Union,other
1)We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell me within 24hours after you finish the payment…So we both can make the best of the bad bargain.
2)We will ship the goods that you order from us by HKEMS, DHL, UPS, TNT and EUB.We will decided to choose which courier depend on different countries.To find the best way to delivery the goods for you.
3)As usual you can get the goods with in 4-7days.If the goods were lost or not received for other reasons, please contact us immediately.
FAQ
Q1.How can I get the price?
A: We usually quote within 6 hours after we get your inquiry -If you are very urgent to get the price, please email us or contact us in other ways so that we can offer you a quote..
Q2 Can I buy samples placing orders?
A: Yes.Please feel free to contact us.
Q3: What is your lead time?
A: It depends on the order quantity and the season you place the order.Usually we can ship within 3-5 days for quantity,and about 15 days for large quantity.
Q4:What is the shipping method?
A:It could be shipped by sea,by air or by express(EMS,UPS,DHL,TNT,FEDEX and ect).Please confirm with us before placing orders.
Q5: How do you make our business long-term and good relationship?
A: 1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them,no matter where they come from.
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