Description

Butyl Methacrylate/Isobutyl Methacrylate Copolymer is a synthetic polymer derived from the copolymerization of butyl methacrylate and isobutyl methacrylate monomers. This versatile copolymer is valued for its excellent film-forming properties, adhesion, and resistance to water and chemicals, making it a critical component in high-performance formulations. It is primarily sought after by manufacturers in the coatings, adhesives, and specialty chemical industries for developing durable finishes and robust bonding agents.

Application

• As a key film-forming agent in industrial and architectural coatings and paints to enhance durability, gloss, and weather resistance.
• As a primary binder in pressure-sensitive and structural adhesives and sealants to improve tack, peel strength, and flexibility.
• In the formulation of printing inks to provide rub resistance, adhesion to various substrates, and fast drying properties.
• As a modifier in textile and leather finishing chemicals to impart water repellency, softness, and a protective surface layer.
• In the production of specialty paper coatings to improve printability, smoothness, and barrier properties.
• As an additive in caulks and mastics to enhance elasticity, adhesion, and long-term performance.

Basic Information

Product Name	Butyl Methacrylate/Isobutyl Methacrylate Copolymer
CAS No.	9011-53-4
Molecular Formula	(C8H14O2.C5H8O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Poly(butyl methacrylate-co-isobutyl methacrylate); BMA/IBMA Copolymer; Butyl Methacrylate Isobutyl Methacrylate Copolymer; Acrylic Copolymer Resin; 2-Propenoic acid, 2-methyl-, butyl ester, polymer with 1-methylpropyl 2-methyl-2-propenoate; Isobutyl Methacrylate Butyl Methacrylate Copolymer; IBMA/BMA Copolymer
EINECS	Contact for details

Quality Control

Our Butyl Methacrylate/Isobutyl Methacrylate Copolymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent performance, including checks for molecular weight distribution, residual monomer content, viscosity, and glass transition temperature (Tg). Certificates of Analysis (COA) documenting these specifications are available upon request 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 is stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid beads
Identification (IR)	Complies
Assay (as copolymer)	≥ 98.0%
Residual Monomer	≤ 0.5%
Viscosity (Brookfield)	Contact for details
Glass Transition Temp (Tg)	Contact for details
Solids Content	Contact for details

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