Description

2-Propenoic Acid, 2-Methyl-, Methyl Ester, Polymer With Octadecyl 2-Propenoate And 2-Propenoic Acid is a high-performance acrylic copolymer designed to deliver exceptional film-forming and surface-modifying properties. This advanced polymer is engineered to enhance durability, adhesion, and water resistance in demanding industrial formulations. It is a critical raw material for manufacturers in the coatings, adhesives, and specialty chemical sectors seeking to improve product performance and longevity.

Application

• Industrial Coatings: Used as a key film-forming agent in protective and decorative coatings for metal, wood, and plastic substrates, providing excellent gloss, hardness, and weather resistance.
• Adhesives and Sealants: Serves as a primary binder in pressure-sensitive adhesives (PSAs), construction sealants, and laminating adhesives, offering strong tack and cohesive strength.
• Textile and Leather Finishes: Imparts water repellency, softness, and abrasion resistance to fabrics and leather goods as a component of finishing formulations.
• Printing Inks: Enhances the rub resistance, gloss, and adhesion properties of inks for flexible packaging and publication printing.
• Paper Coatings: Improves surface smoothness, printability, and barrier properties in coated papers and paperboards.
• Personal Care Products: Functions as a film former and fixative in hair styling gels, mousses, and nail polishes, providing long-lasting hold and shine.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Methyl Ester, Polymer With Octadecyl 2-Propenoate And 2-Propenoic Acid
CAS No.	76584-99-1
Molecular Formula	(C5H8O2·C21H38O2·C3H4O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Acrylic Copolymer; Methyl Methacrylate / Stearyl Acrylate / Acrylic Acid Copolymer; MMA/SA/AA Terpolymer; Poly(methyl methacrylate-co-stearyl acrylate-co-acrylic acid); Acrylic resin; Acrylic terpolymer; 2-Methyl-2-propenoic acid methyl ester polymer with octadecyl 2-propenoate and 2-propenoic acid
EINECS	Contact for details

Quality Control

Our production of this acrylic copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as molecular weight distribution, monomer residue, acid value, and viscosity are rigorously monitored. Certificates of Analysis (COA) documenting full specifications are provided with each shipment to support your quality assurance protocols.

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. Under these conditions, the product has a typical shelf life of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	White to off-white beads or powder
Solid Content	≥ 98.0 %
Acid Value	5 - 25 mg KOH/g
Glass Transition Temperature (Tg)	Contact for details
Viscosity (Solution)	Specified per grade
Residual Monomer	< 0.5 % (by GC)
Identification (IR)	Conforms

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