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    Optical Brighteners Current Position: home > Optical Brighteners

    Introduction:

    BA is a stilbene triazin disulfonic sodium class optical brightener suitable paper and textile industries.

    Structural Formula:


    Details:

    CAS:12768-92-2
    Appearance: straw yellow uniform powder or amber transparent liquid

    Molecular formulaC40H42N12NA2O10S2 Molecular Weight960.94

    Properties

    BA is soluble easily in water, good light fastness, resistance to acid and alkali, resistance to hydrogen peroxide. It has better whiten effect than VBL. Anionic type Brightener, it can be used along with anionic surfactant or nonionic surfactant in one bath.

    Application: BA is widely used in whiten paper pulp, surface sizing, coating and also suitable for cotton, cellulose fiber.

    Method of usage:

    Exhausting Whitening Process: BA: 0.05-0.3% (o.w.f),     Bath Ratio: 1:5-30,

    Dyeing Temperature: 40°C-100°C;

    Padding Process: BA 0.5-3g/l,  Residue Liquor Ratio: 100%,

    Please Noted: above recommended loading can be a reference. Exact loading must be

    determined by compositions of the specific requirement.

    Packing: 25Kg complex paper bag or carton

     
     
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        Intermediates
    -Biphenyl
    -Diphenyl ether
    -BCMB
    -p-Toluic acid
    -2-Chlorothioxanthone
    -Terephthalaldehyde
    -Cyclohezane Carboxylic Acid
    -2-aminophenol
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    -1,4-Bis(chloromethyl)benzene
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    -4-Chloro benzophenone
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    -4-(methylamino)benzoic acid
    -5-fluorouracil
    -4,4'-Stilbene dicarboxylic acid
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    -Fluorobenzene
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    -2,6-Dichlorotoluene
    -o-tert-Butylphenol
    -O-Methyl benzoquinone
    -4-Acetylbiphenyl
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