Poly Sodium-P-Styrenesulfonate

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Poly Sodium-P-Styrenesulfonate is a water-soluble polymer used in various industrial applications.

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Poly Sodium-P-Styrenesulfonate

  • CAS Number: 25704-18-1
  • Monomer CAS: 2695-37-6
  • Molecular Formula: C10H13NaO3S
  • Purity (%): 20%-30%
  • Appearance: Light yellow thin viscous liquid
  • Packing: 25kgs/drum
  • Other Name: PSS; Poly(sodium 4-styrenesulfonate); Sodium Polystyrene Sulfonate (SPS); Polystyrene Sulfonic Acid Sodium Salt
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Poly Sodium-P-Styrenesulfonate Specification

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Poly Sodium-P-Styrenesulfonate for Sale

Ploly-Sodium-P-Styrenesulfonate

 Poly(sodium 4-styrenesulfonate) is a strong anionic polyelectrolyte with exceptional:

  • Thermal stability
  • Electrolyte tolerance
  • Calcium & metal ion compatibility

Unlike conventional polyacrylates or phosphonates, PSSNa maintains dispersancy and anti-fouling performance even in high TDS, high hardness, and high temperature environments.

 

Poly Sodium-P-Styrenesulfonate Uses

  • Water Treatment and Reactive Dispersion: Used as a highly effective scale inhibitor and dispersant in industrial cooling water systems.
  • Pharmaceuticals and Life Sciences: Used as a precursor for ion exchange resins or as a stabilizer in drug delivery systems.
  • Household Chemicals and Textile Auxiliaries: Used as a leveling agent in dye formulations to prevent dye aggregation; prevents secondary deposition of dirt in detergents.
  • Electronics and conductive materials: This is a core material for producing OLED panels, solar cells, and antistatic coatings.

FAQ of Poly Sodium-P-Styrenesulfonate

Poly Sodium-p-Styrenesulfonate (PSSNa) is a high-performance anionic dispersant polymer used to control fouling, suspended solids, iron oxide, silica, and scale formation in industrial water systems. It is widely applied in cooling towers, reverse osmosis (RO) membranes, boilers, and process water systems to maintain cleanliness and improve heat transfer efficiency.

Absolutely. PSSNa is highly effective in RO and membrane systems for controlling:

  • Colloidal fouling
  • Metal oxide deposition
  • Silica dispersion
  • Particulate contamination

It improves membrane flux stability, extends cleaning intervals (CIP), and prolongs membrane service life.

 

Compared to standard polyacrylates and phosphonate blends, PSSNa offers:

  • Higher thermal stability
  • Stronger particulate dispersion
  • Better hardness tolerance
  • Superior electrolyte resistance
  • Longer-lasting fouling control

This results in lower maintenance costs and improved system efficiency.
PSS Package

Poly Sodium-P-Styrenesulfonate Manufacturers

At Hoochemtec, we not only manufacture chemicals, but also dedicate ourselves to providing molecular solutions for extreme operating conditions. Our PSS (Poly Sodium-P-Styrenesulfonate), with its unique benzene ring backbone and strong electrolyte sulfonic acid groups, has become the preferred additive in the global electronics, water treatment, and high-performance coatings industries.

  • Precise Molecular Weight Customization: We offer various molecular weight specifications ranging from 5,000 to 1,000,000 Daltons, meeting diverse needs from “water treatment dispersion” to “electronic-grade film formation.”
  • Ultra-Low Residual Monomers: Utilizing advanced polymerization processes, we strictly control residual monomers (Styrene Sulfonate) and inorganic salt content, ensuring ultra-high purity for electronic-grade products.
  • Excellent Solubility: Our powder products dissolve quickly without clumping, resulting in highly transparent aqueous solutions.
  • Global Compliance Supply: In response to the latest chemical regulatory requirements for 2026, we provide complete REACH, SDS, and TDS certifications, ensuring compliant market access for our customers in Europe and the Americas.
 

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