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    Home > Catalyst and Auxiliary > Fluorescent Brightener (Find 77 items)

    Fluorescent Brightener


    Fluorescent Brightener OB-1 is used for whitening polyester stock solution, especially suitable for whitening of polyester fiber and whitening of polyester and cotton and other blended fabrics. It can also be used for whitening of plastic products.

    Fluorescent Brightener OB

    Optical brightener additive in polymers, fibers, films, inks, laquers, and paints.In liquid scintillators.

    Optical Brightener FB-351

    A fluorescent whitening agent used for household goods. The structure of a photodegradation product of 4,4'-Bis(2-sulfostyryl)biphenyl Na salt was determined to be 4-(4-Formylphenyl)stilbene-2'-sulfonic acid, which was biodegradable.

    L(-)-Malic acid

    Intermediate in chemical synthesis.Chelating and buffering agent.Flavoring agent, flavor enhancer and acidulant in foods.

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    Fluorescent Brightener 367

    Fluorescent brightener 367 is mainly used for the whitening of synthetic fibers and plastic products. It has a significant effect of increasing the gorgeousness of colored plastic products. It is also used for PE, PP, PVC, PS, ABS, etc.


    Fluorescent whitening agent KSN and OB-1 have similar chemical structure, but the whitening effect of polyester fiber and plastic products is better than OB-1, and the compatibility with plastic is better than OB-1, and the amount is very small It can produce very good whitening effect in Chemicalbook, which is far from OB-1. KSN not only has excellent high temperature resistance, but also has excellent resistance to sunlight and weather. Fluorescent whitening agent KSN is used in all plastics, especially in synthetic fibers, has a very strong whitening effect. It can also be used in the whitening and brightening of colors in coatings, inks, paints and other industries.

    2,5-Thiophenedicarboxylic acid

    Mainly used in the whitening of synthetic fibers, EVA, PVC, plastics and rubber, can be used in the whitening of plastic films, compression molding materials, injection molding materials, etc.
    Fluorescent brightener is a fluorescent dye, or white dye, is also a complex organic compound. Its characteristic is that it can excite the incident light to produce fluorescence, so that the dyed substance obtains a shining effect similar to fluorite, making the substance seen by the naked eye very white. According to the chemical structure, it can be divided into five categories: stilbene type, coumarin type, pyrazoline type, benzoxazide type and phthalimide type. "Fluorescent Brightener" on Echemi mainly supplies raw materials for fluorescent brighteners.
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