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Optical brightener agent (oba) vbl/fluorescent brightener 85 , find complete details about optical brightener agent (oba) vbl/fluorescent brightener 85,optical brightener agent,oba,fluorescent whitener from paper chemicals supplier or manufacturer-shijiazhuang he dye chem co., ltd.

Optical brightener brightening colors or mask yellowing by optically yield a brighter, fresher appearance. it’s synonym name oba which is also known as fluorescent whitening agent(fwa) or fluorescent brightening agent(fba). typical optical brightener for paper are vbl, bbu, hs, hst. vbl is also known as fluorescent brightener 85.

Molecular formula:c 18 h 15 cln 2 o 6 s molecular weight: 422.84 cas registry number:7023-61-2 manufacturing methods :2-amino-4-chloro-5-methylbenzenesulfonic acid diazotization, and 3-hydroxy-2-naphthoic acid coupling, and then into calcium salt. properties and applications:brilliant red, shallow blue light pink.purple red powder. insoluble in water and ethanol.

We offer products in various forms such as pastes, powder blends or granulated systems based on polyolefins, plasticized pvc, styrenics, engineering resins, among others. we offer an extremely wide range of colorants with tailor made solutions for masterbatches and compounds covering different types of products.

We are an enterprise that export wholesale price 135 optical brightener for plastic additive to China, we're approved by the relevant state registratio. Main wholesale price 135 optical brightener for plastic additive and sell to several regions in China, solution available upon request. We've the spirit of "customer initially, honesty first" principle, having a number of enterprises established long-term cooperative partnership.


We are an enterprise that export wholesale price 135 optical brightener for plastic additive to China, we are approved by the relevant state registratio. Primary wholesale price 135 optical brightener for plastic additive and sell to different regions in China, product out there upon request. We've got the spirit of "customer initial, honesty first" principle, using a quantity of enterprises established long-term cooperative connection.

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