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FLUORESCENT
BRIGHTENER OB-1
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Chemical name: 2.2'-(4.4'-diphenol vinyl)dibenzoxazol
CAS NO: 1533-45-5
Molecular formula: C28H18N2O2
Molecular weight: 414
Properties: Fluorescent brightener is yellow crystals.Its melting
point is 353 ,and it is not-water-soluble,and odorless, enjoying stable
performance and strong fluorescence. Its maximum wavelength of absorption
spectrum is 374 and its emitting wavelength of fluorescence is 434
nm.
Technical conditions:
Appearance: Yellow crystal powder
Melting point: 351-353
Solid Content: 99.5%
Abroad main products name: 120 meshes
Use: It is used in increasing whiteness of original polyester liquid,
especially for increasing whiteness of dacron fiber, cotton, fabric
blend, and also plastic products.
Package: It is packed in 10 kg paper board bucket. It can also be
packed in big or small bucket according to the requirement of the
customers.
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