Sulfoisophthalic Acid Monosodium Salt CAS 6362-79-4

What is Sulfoisophthalic Acid Monosodium Salt CAS 6362-79-4？

Sulfoisophthalic Acid Monosodium Salt (CAS 6362-79-4) is a water-soluble sulfonated aromatic acid commonly used as a polymer modifier, resin intermediate, and dispersing agent. It provides excellent hydrophilicity, dispersibility, and thermal stability, making it ideal for polyester resins, coatings, and fiber applications. The monosodium salt form ensures good solubility in water and compatibility with various industrial formulations.

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Ứng dụng

1. Polyester Resins & Fibers

Acts as a monomer or modifier to improve hydrophilicity and dyeability of polyester fibers.

Enhances thermal stability and uniformity in resin formulations.

2. Coatings & Paints

Used as a dispersing and stabilizing agent for pigments and dyes.

Improves gloss, durability, and color consistency in water-based coatings.

3. Adhesives & Polymers

Functions as a polymer additive to enhance compatibility, processability, and performance.

4. Industrial Formulations

Applied in specialty chemicals where sulfonated aromatic acids improve solubility and dispersing properties.

Key Features

• High water solubility – Dissolves easily in water for consistent formulation performance.

• Excellent dispersibility – Improves compatibility and uniformity in polymer and resin systems.

• Thermal and chemical stability – Maintains performance under high-temperature processing.

• Versatile applications – Suitable for polyesters, coatings, adhesives, and fiber finishing.

• Reliable quality – Produced under strict quality standards for industrial use.

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