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  • optical brighteners are currently involved in a wide range of industries. Because people have higher requirements for the appearance of products, we can see fluorescent brighteners in the plastics industry, paint and ink industry, printing and dyeing industry, washing industry and paper industry. .

    2021-04-20

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  • 2021 ChinaPlas(Shenzhen) is holding during Apr.13-16,2021. We Shandong Raytop Chemical is as professional manufacturer of Optical Brightener present.On the exhibition we show our leading products optical brightener OB OB-1 FP-127 KCB KSB CBS-X MDAC etc.

    2021-04-20

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  • Researchers have analyzed the possible toxicity of various fluorescent brightener from various angles, including what dose will produce acute toxicity; whether it is irritating to skin and mucous membranes; whether it is carcinogenic, teratogenic, and sudden change after long-term touch; whether It may cause allergies; will it accumulate in animals...

    2021-04-02

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  • Today we will show you how to make optical brightener OB-1 ,there are 3 ways to produce optical brightener OB-1. Optical brightener OB-1 is the product with the best heat resistance among all optical brightener products.

    2021-04-02

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  • This year, the global chemical price has been rising several times and it has become a hot topic. Today, Raytop Chemical will analyze the price trend and trend of optical brighteners in recent years.

    2021-03-31

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  • Masterbatch is a new type of special colorant for polymer materials. This superior coloring performance, energy saving, no dust, no pollution, is widely used in polyethylene, polypropylene, polystyrene, ABS, nylon, PC, PMMA , PET and other resins, produced colorful fibers, clothing, daily-use plastics, wires and cables, household appliances, agricultural films, auto parts and other products.

    2021-03-30

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