Customization: | Available |
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CAS No.: | 7128-64-5 |
Formula: | C26h26n2o2s |
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Quality index
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molecular weight
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430
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appearance
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white or light green powder
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purity
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≥98%
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melting point
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≥201ºC
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volatile
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≤0.1%
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colorful light
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Blue and white light
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Maximum absorption wavelength of light wave
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375nm
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Maximum fluorescence emission wavelength
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435nm
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Optical brightener OB is one of the whitening agents used in plastics and chemical fibers. It can be used in thermoplastic plastics, PVC, polystyrene, polyethylene, polypropylene, ABS, acetate fibers, as well as varnish, paint, white enamel, paint and ink.This whitening agent has the characteristics of heat resistance, weather resistance, non yellowing, and good color brightness. It can be added to monomer or prepolymer materials before or during polymerization, condensation, and addition, and can also be added to plastics and Synthetic fiber before or during forming in the form of powder or particle (i.e. color master batch).
QING DAO NEW SANDA INDUSTRY CO.,LTD is a hi-tech enterprise focused on the research and development of chemicals and international trade, specializing in the development, production, trade, import and export business of basic raw materials coating, rubber, and plastic industries etc.There are independent R&D center and inspection center in our company, thus we are able to track and control all procedures of products from small scale test and pilot scale experiment to industrial production. Moreover, we purchase leading experiment and inspection facilities and establish complete inspection system and QA system, thus we enjoy solid guarantees to offer customer quality products.
(1).Q: Are you a factory or trading company?
A: We are professional manufacture in construction and industrial chemical materials.
(2).Q: Can I get a free sample?
A:Samples free(less than 200g) available.
(3).Q: Do your products stock in hand?
A: Generally we have some goods stock in hand every month,so shipping fast but it depends on your confirmed order.
(4).Q: Can you offer OEM service?
A: OEM available,can add your logo or as your requests.
(5).Q: What's your payment term?
A: TT,LC,Credit Card,Western Union,Cash,Online Transfer.etc