Description

2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Zinc Salt is a specialized zinc-containing terpolymer designed to deliver enhanced performance characteristics in demanding industrial formulations. This product matters because it leverages the synergistic properties of its acrylic, ethylene, and ester components, stabilized by zinc, to offer superior adhesion, durability, and chemical resistance. It is primarily needed by manufacturers in the coatings, adhesives, and sealants industries seeking to improve the mechanical and protective qualities of their products for automotive, construction, and packaging applications.

Application

• Industrial and Protective Coatings: Used as a key resin component in solvent-based and high-solids coatings to enhance corrosion resistance, adhesion to metallic substrates, and weatherability.
• Adhesives and Sealants: Serves as a performance additive or base polymer in structural and pressure-sensitive adhesives, providing excellent bond strength and flexibility.
• Printing Inks: Incorporated into specialty inks to improve pigment wetting, gloss, and substrate adhesion, particularly on films and foils.
• Plastics Modification: Acts as a compatibilizer or impact modifier in polymer blends to enhance processing characteristics and final material properties.
• Automotive Underbody Coatings: Formulated into anti-chip and stone-guard coatings due to its toughness and resistance to water and road salts.
• Metal Pretreatment Primers: Provides excellent adhesion and barrier properties in primers for metal surfaces prior to top-coating.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Zinc Salt
CAS No.	61843-71-8
Molecular Formula	(C4H6O2·C2H4·C7H12O2)x·Zn
Molecular Weight	Contact for details
Synonyms	Zinc Salt of Ethylene/Methyl Methacrylate/Isobutyl Methacrylate Terpolymer; Acrylic Terpolymer Zinc Salt; Ethylene-Methyl Methacrylate-Isobutyl Methacrylate-Zinc Polymer; 2-Methyl-2-propenoic Acid Polymer with Ethene and 2-Methylpropyl 2-Propenoate, Zinc Salt; Isobutyl Methacrylate-Ethylene-Methyl Methacrylate Zinc Terpolymer; Zinc-neutralized Acrylic Copolymer; Zinc Acrylate Terpolymer Resin
EINECS	Contact for details

Quality Control

Our 2-Propenoic Acid, 2-Methyl-, Polymer With Ethene And 2-Methylpropyl 2-Propenoate, Zinc Salt is manufactured under a strict quality management system. Each batch undergoes rigorous testing to ensure consistent performance, including analysis of zinc content, acid value, viscosity, and thermal stability. 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, well-ventilated area at room temperature (15-25°C). Keep away from sources of heat and ignition. For long-term storage, consider using under an inert atmosphere to maintain optimal polymer properties.

Specification

Item	Specification
Appearance	White to off-white powder or granules
Zinc Content	Contact for details
Acid Value	Contact for details
Viscosity (Solution)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Volatile Content	≤ 2.0%
Identification (IR)	Conforms

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