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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.

The whitening effect of optical brightener agent could be estimated by visual method which better under the sunlight or measure by colorimeter. 3.light fastness there is no international standard for testing optical brightener lightfastness in plastics.most tests used din 54004 for reference.

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These whitening agents absorb light in the uv spectrum and emit light in the blue region of the visible spectrum to yield a brighter and fresher appearance to the plastic. optical brighteners are used in engineering plastics like thermoplastic polyurethanes, polyvinylchlorides (pvc), styrene homo- and copolymers and polyolefins among others.

We attach importance to innovation, specifically with patents of China on export BBU fluorescent brightening agent for paper making, its excellent technologies has reached the international advanced level, and includes a high reputation inside the export BBU fluorescent brightening agent for paper making market. Our group not only has fantastic researchers and market nationwide sales and service network, but also are China customers specified brand suppliers.


Professional export BBU fluorescent brightening agent for paper making goods of China supplier for international and neighborhood trade company.Being the most beneficial products of our factory,our export BBU fluorescent brightening agent for paper making merchandise series happen to be tested and won us professional authority certifications. For extra parameters and item list specifics,please click the button to have additional information.

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