Description

2-Propenoic Acid, 2-Methyl-, Methyl Ester, Polymer With Ethenylbenzene, (1-Methylethenyl)Benzene And 2-Propenenitrile is a high-performance, multi-component polymer designed for demanding industrial applications. This specialized copolymer delivers a unique balance of properties derived from its acrylic, styrenic, and nitrile monomer units, making it a critical material for formulators seeking enhanced durability and chemical resistance. It is primarily utilized in sectors requiring robust coatings, adhesives, and composite materials where performance under stress is non-negotiable.

Application

• Industrial and Protective Coatings: Used as a key resin binder in high-performance coatings for metal, concrete, and plastic substrates, providing excellent weatherability, chemical resistance, and adhesion.
• Advanced Adhesives and Sealants: Serves as a base polymer for structural adhesives, pressure-sensitive adhesives (PSAs), and construction sealants, offering strong bonding strength and flexibility.
• Plastic Modifiers and Impact Improvers: Employed as an additive or modifier for engineering plastics (e.g., PVC, ABS) to enhance impact resistance, thermal stability, and processing characteristics.
• Automotive and Aerospace Composites: Incorporated into composite materials and gel coats for automotive parts, aircraft interiors, and marine components due to its strength-to-weight ratio and environmental durability.
• Textile and Leather Finishing: Applied in coatings and finishes for textiles, synthetic leather, and non-wovens to improve abrasion resistance, water repellency, and hand feel.
• Printing Inks and Toners: Utilized as a pigment dispersant and film-forming agent in specialty printing inks and electrophotographic toners, ensuring sharp print quality and substrate adhesion.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Methyl Ester, Polymer With Ethenylbenzene, (1-Methylethenyl)Benzene And 2-Propenenitrile
CAS No.	29353-33-1
Molecular Formula	(C5H8O2·C8H8·C8H8·C3H3N)x
Molecular Weight	Polymer - Not Applicable
Synonyms	Methyl methacrylate/styrene/α-methylstyrene/acrylonitrile copolymer
MMA/Styrene/AMS/AN copolymer
Poly(methyl methacrylate-co-styrene-co-α-methylstyrene-co-acrylonitrile)
Acrylic-styrene copolymer with acrylonitrile and α-methylstyrene
2-Methyl-2-propenoic acid methyl ester polymer with ethenylbenzene, (1-methylethenyl)benzene and 2-propenenitrile
Methacrylic acid, methyl ester, polymer with styrene, α-methylstyrene and acrylonitrile
Terpolymer of methyl methacrylate, styrene, α-methylstyrene, and acrylonitrile
EINECS	Contact for details

Quality Control

Our production of this specialty copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as monomer residue, molecular weight distribution, glass transition temperature (Tg), and solution viscosity are rigorously monitored. Certificates of Analysis (COA) detailing lot-specific data are provided with every shipment, and we support compliance with relevant global regulatory frameworks.

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). Keep away from heat sources and open flame. Ensure containers are kept sealed when not in use to prevent moisture absorption or contamination.

Specification

Item	Specification
Appearance	White to off-white powder, beads, or granules
Solid Content	≥ 98.0 %
Intrinsic Viscosity	0.4 - 0.8 dL/g (typical, solvent specific)
Glass Transition Temperature (Tg)	90 - 120 °C (DSC)
Residual Monomers	≤ 0.5 % (Total by GC)
Moisture Content	≤ 1.0 % (Karl Fischer)
Ash Content	≤ 0.1 %
Particle Size (if powder)	Customizable (e.g., 80-200 mesh)

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