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Applications of optical brightening agent er-i. fluorescent brightener 199 (optical brightening agent er-i) is very suitable for whitening and brightening polyester fiber and has good whitening effect on plastics such as pe, pp and pvc and their process of shaping with polyester chips or recovered polyester chips. in addition, the refined ...

Optical brightener whitening agent fluorescent vbl paper optical brightener paper making optical brightener whitening agent fluorescent brightener vbl. us $3.00-$5.00 / kilogram ... manufacturers supply fluorescent whitening agent kcb brightener 367 (cas:5089-22-5)[einecs:225-803-5]

Optical brighteners, optical brightening agents (obas), fluorescent brightening agents (fbas), or fluorescent whitening agents (fwas), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) by fluorescence.these additives are often used to enhance …

VBL optical brightening agent for plastic products Exporters solutions supplier in China,we support our prospects with finest quality goods and high level service.Being the specialist manufacturer in this sector,we have gained wealthy knowledge in making and managing.Our VBL optical brightening agent for plastic products Exporters goods won certifications of the regional and international primary authorities .For extra detailed info,please speak to us!


We are an enterprise that export VBL optical brightening agent for plastic products Exporters to China, we're authorized by the relevant state registratio. Key VBL optical brightening agent for plastic products Exporters and sell to numerous regions in China, solution offered upon request. We've the spirit of "customer initial, honesty first" principle, having a number of enterprises established long-term cooperative connection.

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