Description

Benzenesulfonic Acid, Ethenyl-, Homopolymer, Potassium Salt is a water-soluble polymer belonging to the class of poly(styrenesulfonate) salts. This compound is valued for its strong anionic character and excellent dispersing, stabilizing, and charge-modifying properties. It is a critical material for industries requiring high-performance additives for water treatment, mineral processing, and advanced material synthesis.

Application

• Dispersant and Stabilizer in mineral processing (e.g., kaolin, calcium carbonate) and ceramic slurries.
• Scale Inhibitor and Antifoulant in industrial water treatment and cooling tower systems.
• Charge Control Agent in the formulation of coatings, inks, and toners.
• Flocculant Aid in wastewater treatment processes to enhance solid-liquid separation.
• Conductive Polymer Component in the manufacture of antistatic coatings and electronic materials.
• Protein Purification as an ion-exchange medium or precipitating agent in biotechnology.

Basic Information

Product Name	Benzenesulfonic Acid, Ethenyl-, Homopolymer, Potassium Salt
CAS No.	9011-99-8
Molecular Formula	(C8H7SO3K)n
Molecular Weight	Variable (Polymer)
Synonyms	Poly(sodium 4-styrenesulfonate); PSS; Potassium poly(styrenesulfonate); Poly(styrenesulfonic acid) potassium salt; Poly(4-styrenesulfonic acid) potassium salt; Potassium polystyrene sulfonate; K-PSS; Vinylbenzenesulfonic acid homopolymer potassium salt
EINECS	Contact for details

Quality Control

Our Benzenesulfonic Acid, Ethenyl-, Homopolymer, Potassium Salt is manufactured under a strict quality management system. Each batch is tested to ensure consistent molecular weight distribution, sulfonation degree, and ionic content. Certificates of Analysis (COA) detailing purity, assay, and physical parameters are provided to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms
Assay (as potassium salt)	≥ 95.0 %
pH (1% aqueous solution)	6.0 - 9.0
Loss on Drying	≤ 5.0 %
Sulfate (as SO4)	≤ 0.5 %
Heavy Metals (as Pb)	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.