Disodium Distyryl Biphenyl Disulfonate

Chemical Formula:

C₂₈H₂₀Na₂O₆S₂

CAS Number:

27344-41-8,7647-14-5

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Disodium Distyryl Biphenyl Disulfonate

Chemical Formula:

C₂₈H₂₀Na₂O₆S₂

CAS Number:

27344-41-8,7647-14-5

Disodium Distyryl Biphenyl Disulfonate is a synthetic optical brightener commonly used in detergents, textiles, and paper industries. It enhances the appearance of fabrics and surfaces by increasing whiteness and brightness. Known for its high efficiency and stability, it performs well in both liquid and powder formulations. It is valued as a cost-effective whitening agent with strong lightfast properties.

Characteristics

Molar Weight

562.57 g/mol

Melting Point

300 °C (decomposes)

Solubility

Soluble in water

Density

~1.1 g/cm³ (approx.)

Forms

Powder, granular solid

Odor

Odorless

USES AND APPLICATIONS

Key applications

Used as optical brightener in detergents.
Improves fabric whiteness and brightness.
Applied in paper industry for whitening.
Enhances brightness in textile processing.
Used in cleaning products for brilliance.

Industries

Detergents
Textiles
Pulp and Paper
Household Cleaning
Industrial Chemicals

Synonyms

Fluorescent Brightener 71, Optical Brightener OB-1, Distyryl Biphenyl Disulfonate Sodium Salt

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