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Hopebright OB by Shanghai Hope chem is an optical brightener. It is an odorless, light green color powder. It is soluble in alkane, fat, mineral oil, paraffin and most organic solvents. Hopebright OB is suitable for the whitening of polyolefins, PA and PAN. It is used in paint, printing ink and coating applications. Its recommended dosage level is 0.01-0.05%. It has a shelf life of 12 months, when stored at room temperature.

Functions: Optical Brightener

Compatible Polymers & Resins: Polyamides, Polyolefins

Labeling Claims: Odor-free

    Knowde Enhanced TDS

    Identification & Functionality

    CASE Ingredients Functions
    Product Type
    Fluorescent Whitening Agents / Optical Brighteners
    CAS No.
    7128-64-5
    Technologies

    Features & Benefits

    Labeling Claims

    Applications & Uses

    Compatible Polymers & Resins
    Applications
    Coatings, Inks, Resins - Polyamides (PA)

    Properties

    Physical Form
    Appearance
    Light green, Bluish white
    Soluble in
    Alkane,Mineral Oil,Paraffin,Organic Solvent,Fat
    Typical Properties
    ValueUnitsTest Method / Conditions
    Melting Point198 - 203°C
    Puritymin. 98%HPLC, LC-MS
    Water Contentmax. 0.5%