LEPUZ Optical brightener OB is a fluorescent whitening agent of the thiophenediyl benzoxazole class. The product is useful in plastics, man-made fibers, printing inks and coatings, flexible PVC and polyethylene. Dosage: 0.01%~0.05%.
Key Attributes
- Colors appear more brilliant
- Environmentally friendly
- Excellent brightening ability
- Produce a bluish tinge, masking yellowness
- Whiter-than-white appearance
Typical Properties
| Property | Typical Value |
| Molecular Formula | C26H26SO2N2 |
| Assay(HPLC) | 98.0%Min |
| Molecular Weight | 430g/mole |
| Appearance | Slight Yellowish powder |
| Melting Point | 200-202°C |
| Volatiles | <0.2% |
| Particle Size | Pass 200 mesh |
Packaging & Shipping
Main products
Optical brightener:Â OB-1Â Â OBÂ Â NFWÂ Â MDAC(SWN)Â Â KSNÂ Â KCBÂ Â FP-127Â Â CBS-X
Pigment:Â Red 122Â Â Yellow 110Â Â Yellow 138Â Â Violet 23Â Â Violet 19
UV Stabilizer:Â 783Â Â 770Â Â 944Â Â 622Â Â 292
Antioxidant:Â 168Â Â 1010Â Â 1076Â Â 245Â Â 425Â Â BHT(264)Â Â 2246
UV Absorber:Â 1577Â Â 531Â Â 571Â Â 234Â Â 1130Â Â 360Â Â 99-2Â Â UV-1Â Â 327Â Â 328Â Â 326Â Â 329Â Â
Our Services
Our factory has advanced production and equipments, which can be used for testing and reprocessing to ensure the high quality and meet customers' different requirements, so that we can offer technology consultion for customers.
Cooperated with outstanding shipping agent, we can supply quality and convenient shipping service.
Besides, with professional staves, costomers can receive accurate and timely reply.
Company Information
NANJING LEPUZ CHEMICAL CO., LTD is an ISO-certificated modernized chemical enterprise concentrating on the production, sales and service for plastic and coating additives, fine chemicals and intermediates. Our products are used in plastic and rubber industry ,medical industry, paints, printing inks and etc.
With profound chemistry knowledge and rich experiences, our business team can offer professional customized technical supports and solution for customer's demands.
Welcome to contact us. Hope we can have good cooperation and bright future.
FAQ
1. Are you a factory or tarding company?
  Our company concentrates on on the production, sales and service for plastic and coating additives, fine chemicals and intermediates.
2. Where dose your company locate?
  We locate in Nanjing, Jiangsu province of China.
3. Can you provide samples for quality checking before placing an order?
  Samples are avaliable upon request, but the shipping cost should be paid by customer.
4. How to get the price list?
  Please inqire us by alibaba/email.
5. What's your payment term?
  TT/LC/DA/DP/Paypal
6. What's your lead time?
  Aroud two weeks after order.
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