Description

2-Propenoic Acid, Polymer With Ethenylbenzene And (1-Methylethenyl)Benzene, Sodium Salt is a high-performance, water-soluble copolymer designed for demanding industrial applications. This specialized polymer offers unique rheological and binding properties, making it a critical component in formulations requiring controlled viscosity and stability. It is primarily utilized by manufacturers in the construction, coatings, adhesives, and textile industries seeking reliable and consistent performance from their raw materials.

Application

• Construction Materials: Acts as a thickener, binder, and water-retention agent in cement-based products, tile adhesives, grouts, and self-leveling compounds.
• Paints & Coatings: Serves as a rheology modifier and stabilizer in water-based architectural and industrial paints to prevent sagging and improve application properties.
• Adhesives & Sealants: Used as a thickening and film-forming agent in water-based adhesive formulations to enhance bond strength and application characteristics.
• Textile Processing: Functions as a sizing agent, thickener for printing pastes, and finishing agent to improve fabric hand and performance.
• Paper & Packaging: Employed as a coating binder and strength additive to improve printability, surface smoothness, and durability of paper products.
• Ceramics & Inorganic Binders: Used as a processing aid and temporary binder in ceramic slurries and other inorganic systems.

Basic Information

Product Name	2-Propenoic Acid, Polymer With Ethenylbenzene And (1-Methylethenyl)Benzene, Sodium Salt
CAS No.	129811-24-1
Molecular Formula	(C3H4O2·C8H8·C9H10)x·xNa
Molecular Weight	Polymer - varies by grade
Synonyms	Acrylic acid-styrene-α-methylstyrene polymer, sodium salt; Sodium poly(acrylate-co-styrene-co-α-methylstyrene); Acrylic acid/styrene/α-methylstyrene copolymer, sodium salt; Styrene/α-methylstyrene/acrylic acid sodium salt terpolymer; ASE (Alkali-Swellable Emulsion) type thickener; ASS (Acrylic-Styrene-Sodium) copolymer; Water-soluble acrylic-styrenic copolymer; Rheology modifier polymer
EINECS	Contact for details

Quality Control

Our production of 2-Propenoic Acid, Polymer With Ethenylbenzene And (1-Methylethenyl)Benzene, Sodium Salt adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous testing for critical parameters including solids content, viscosity, pH, and ionic character. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at ambient temperature (15-25°C/59-77°F). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent moisture absorption, which can affect product performance. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms
Solids Content	≥ 94.0 %
pH (1% Aqueous Solution)	7.0 - 9.0
Brookfield Viscosity	Grade-dependent (e.g., 5,000 - 50,000 cP)
Residual Monomers	≤ 0.1 % (by HPLC)
Ash Content	Grade-dependent
Particle Size	Passes through 80 mesh

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