Description

2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Sodium Salt is a synthetic, water-soluble polymer designed for high-performance applications requiring excellent film-forming, binding, and thickening properties. This versatile copolymer is valued for its stability and compatibility in complex formulations, making it a critical component for enhancing product performance and process efficiency. It is primarily sought by manufacturers in the coatings, adhesives, textiles, and personal care industries for its reliable and consistent quality.

Application

• Coatings and Paints: Acts as a film-forming agent and rheology modifier in water-based architectural and industrial coatings, improving gloss, adhesion, and scrub resistance.
• Adhesives and Sealants: Serves as a key binder and tackifier in pressure-sensitive adhesives (PSAs) and construction sealants, providing strong bonding and flexibility.
• Textile Processing: Used as a thickener and binder in textile printing pastes and fabric coatings to ensure sharp print definition and durable finishes.
• Personal Care Products: Functions as a film former and stabilizer in hair styling gels, mousses, and skin care formulations, offering hold and a smooth feel.
• Paper and Packaging: Employed as a coating binder and strength additive to improve surface properties, printability, and water resistance of paper and board.
• Construction Materials: Enhances the workability, water retention, and adhesion of cement-based mortars, tile adhesives, and gypsum products.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Sodium Salt
CAS No.	61615-65-4
Molecular Formula	(C4H6O2.C2H4.C8H14O2)x·xNa
Molecular Weight	Varies (Polymer)
Synonyms	Acrylic Acid, 2-Methyl-, Polymer with Ethene and 2-Methylpropyl 2-Propenoate, Sodium Salt; Methacrylic Acid-Ethyl Acrylate Copolymer Sodium Salt; Sodium Poly(methacrylate-co-ethyl acrylate); Ethyl Acrylate Methacrylic Acid Copolymer Sodium Salt; Acrylic Copolymer Dispersion; Water-Soluble Acrylic Polymer; Binder 61615-65-4; Thickener 61615-65-4
EINECS	Contact for details

Quality Control

Our production of 2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Sodium Salt adheres to stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Every lot undergoes rigorous analytical testing, including assay, viscosity, pH, and residual monomer content, to meet precise customer specifications. Certificates of Analysis (COA) documenting all critical parameters 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 room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent moisture absorption and caking. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Identification (IR)	Conforms
Assay (as polymer solids)	≥ 95.0 %
Viscosity (specified concentration)	To customer requirement
pH (in solution)	6.0 - 8.0
Moisture Content	≤ 5.0 %
Residual Monomers	≤ 0.1 %
Ash Content	To customer requirement

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