Description

2-Propenoic Acid, 2-Methyl-, Octadecyl Ester, Polymer With 2-Methylpropyl 2-Propenoate is a high-performance copolymer designed to deliver enhanced durability and compatibility in demanding formulations. This product matters for its ability to modify surface properties, improve film formation, and provide excellent water resistance. It is essential for manufacturers in the coatings, adhesives, and specialty polymer industries seeking reliable performance additives.

Application

• Industrial Coatings: Used as a film-forming agent and modifier in solvent-based and high-solids coatings to improve gloss, hardness, and chemical resistance.
• Adhesives and Sealants: Acts as a key polymeric component to enhance tack, cohesion, and adhesion to low-energy surfaces.
• Printing Inks: Serves as a resin to improve pigment wetting, printability, and rub resistance in various ink systems.
• Textile and Leather Finishes: Applied as a finishing agent to provide water repellency, softness, and durable surface protection.
• Plastic Additives: Functions as a processing aid or impact modifier to improve the flexibility and weatherability of polymer blends.
• Specialty Polymers: Utilized as a comonomer to tailor the properties of acrylic resins for specific performance requirements.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Octadecyl Ester, Polymer With 2-Methylpropyl 2-Propenoate
CAS No.	56486-59-0
Molecular Formula	(C24H46O2·C8H14O2)x
Molecular Weight	Polymer - Variable
Synonyms	Stearyl Methacrylate / Isobutyl Methacrylate Copolymer; Poly(stearyl methacrylate-co-isobutyl methacrylate); Octadecyl 2-methyl-2-propenoate polymer with 2-methylpropyl 2-propenoate; SMA/IBMA Copolymer; Acrylic copolymer of stearyl methacrylate and isobutyl methacrylate; 2-Methyl-2-propenoic acid octadecyl ester polymer with 2-methylpropyl 2-propenoate; Methacrylic acid, octadecyl ester, polymer with isobutyl methacrylate
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. Production follows strict batch-to-batch consistency protocols, with key parameters monitored including monomer conversion, molecular weight distribution, and residual solvent content. Certificates of Analysis (COA) documenting purity, viscosity, and other critical specifications are available upon request.

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 heat sources and open flame. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	White to off-white solid or viscous liquid
Identification (IR)	Conforms to structure
Assay (Monomer Content)	< 1.0%
Viscosity (at 25°C)	Contact for details
Molecular Weight (Mw)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Residual Solvent	Meets ICH guidelines

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