Description

Benzenesulfonic Acid, Hydroxy-, Polymer With Formaldehyde, 4,4-Sulfonylbisphenol And Urea, Sodium Salt is a high-performance, water-soluble polymeric dispersant and stabilizer. This specialized chemical is engineered to provide superior particle dispersion and viscosity control in demanding industrial formulations. It is primarily utilized by manufacturers in the coatings, construction, and advanced materials sectors where consistent performance and process stability are critical.

Application

• Coatings & Inks: Acts as a highly effective dispersant and grinding aid for pigments and fillers in water-based and solvent-based systems, improving color strength and gloss.
• Construction Chemicals: Used as a superplasticizer and water-reducing agent in high-performance concrete and cementitious formulations to enhance workability and final strength.
• Ceramic & Clay Processing: Serves as a deflocculant to control rheology and improve the stability of ceramic slips and casting bodies.
• Pigment & Dye Manufacturing: Provides stabilization during the pigment conditioning and finishing process, preventing agglomeration and ensuring uniform particle size distribution.
• Oilfield Chemicals: Employed in drilling mud formulations as a rheology modifier and fluid loss control additive.
• Adhesives & Sealants: Enhances the dispersion of solid components and contributes to the long-term stability of the final product.

Basic Information

Product Name	Benzenesulfonic Acid, Hydroxy-, Polymer With Formaldehyde, 4,4-Sulfonylbisphenol And Urea, Sodium Salt
CAS No.	168456-93-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Sulfonated Naphthalene Formaldehyde Condensate (SNF) Sodium Salt (related class); Polymeric Dispersant SNF; Sodium Salt of Sulfonated Naphthalene-Formaldehyde Condensate; Naphthalenesulfonic acid-formaldehyde copolymer sodium salt (related); High-Range Water Reducing Admixture (HRWR); Superplasticizer; Dispersant SNF; Cement Admixture
EINECS	Contact for details

Quality Control

Our production of this polymeric dispersant adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Quality is verified through parameters including active content, pH, viscosity, and dispersing efficiency tests. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment.

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 product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	Light brown to brown powder
Active Content	≥ 90%
pH (10% aqueous solution)	7.0 - 9.0
Moisture Content	≤ 8.0%
Ash Content	≤ 15.0%
Dispersing Efficiency	Conforms to standard

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