Description

2-Propenoic Acid, 2-Methyl-, Octadecyl Ester, Polymer With Butyl 2-Propenoate is a high-performance copolymer designed to deliver enhanced durability and compatibility in demanding formulations. This product is engineered to provide excellent film-forming properties, water resistance, and adhesion to various substrates. It is a critical raw material for manufacturers in the coatings, adhesives, and specialty polymers industries seeking to improve product longevity and performance under challenging conditions.

Application

• Industrial Coatings: Used as a key film-forming agent in protective paints and varnishes for metal, wood, and concrete, offering enhanced weatherability and chemical resistance.
• Adhesives and Sealants: Serves as a base polymer in pressure-sensitive adhesives (PSAs) and construction sealants, providing strong tack and cohesive strength.
• Textile and Leather Finishes: Imparts water repellency, flexibility, and a durable protective layer to fabrics and treated leather goods.
• Printing Inks: Acts as a binder in specialty printing inks, improving gloss, rub resistance, and adhesion to non-porous surfaces.
• Plastic Additives: Functions as a processing aid or surface modifier to enhance the lubricity and anti-blocking properties of polymer films.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Octadecyl Ester, Polymer With Butyl 2-Propenoate
CAS No.	87323-37-3
Molecular Formula	(C22H42O2·C7H12O2)n
Molecular Weight	Polymer - Variable
Synonyms	Stearyl Methacrylate-Butyl Acrylate Copolymer; Octadecyl 2-Methyl-2-propenoate Polymer with Butyl 2-Propenoate; Poly(stearyl methacrylate-co-butyl acrylate); SMA-BA Copolymer; Acrylic Copolymer Resin; C18 Methacrylate/Butyl Acrylate Copolymer; Long-Chain Acrylic Polymer
EINECS	Contact for details

Quality Control

Our production of 2-Propenoic Acid, 2-Methyl-, Octadecyl Ester, Polymer With Butyl 2-Propenoate adheres to stringent quality management systems to ensure batch-to-batch consistency and performance reliability. Each lot undergoes rigorous testing for critical parameters including monomer residue, molecular weight distribution, viscosity, and glass transition temperature (Tg). 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, and 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 flakes or solid
Identification (IR)	Conforms to structure
Assay (Monomer Content)	≤ 0.5%
Viscosity (Solution)	Specified range per grade
Glass Transition Temp (Tg)	Specified range per grade
Acid Value	≤ 2.0 mg KOH/g
Moisture Content	≤ 0.5%

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