Description

Poly(Isobutyl Acrylate) is a synthetic polymer derived from the monomer isobutyl acrylate, known for its excellent low-temperature flexibility, water resistance, and adhesive properties. This polymer is a crucial component in the formulation of high-performance pressure-sensitive adhesives, sealants, and coatings. It is primarily utilized by manufacturers in the adhesives, paints and coatings, and specialty plastics industries seeking to enhance product durability and performance.

Application

• Pressure-Sensitive Adhesives (PSAs): A key raw material for tapes, labels, and graphic films, providing excellent tack and peel adhesion.
• Sealants and Caulks: Imparts flexibility and long-term weather resistance to construction and automotive sealants.
• Paints and Industrial Coatings: Used as a modifier to improve film-forming properties, flexibility, and water resistance.
• Textile and Leather Finishes: Serves as a binder or coating to provide a soft hand feel and durable finish.
• Plastic Additives: Acts as a processing aid or impact modifier to enhance the properties of other polymer blends.
• Specialty Inks: Used in formulations for flexographic and gravure inks to improve adhesion on non-porous substrates.

Basic Information

Item	Detail
Product Name	Poly(Isobutyl Acrylate)
CAS No.	26335-74-0
Molecular Formula	(C7H12O2)n
Molecular Weight	~Varies (Polymer)
Synonyms	Poly(isobutyl acrylate); 2-Propenoic acid, 2-methylpropyl ester, homopolymer; Isobutyl acrylate polymer; Isobutyl acrylate homopolymer; P(i-BA); PIBA; Acrylic resin from isobutyl acrylate; Isobutyl polyacrylate
EINECS	Contact for details

Quality Control

Our Poly(Isobutyl Acrylate) is manufactured under a strict quality management system. Each batch undergoes rigorous testing for key parameters including molecular weight distribution, viscosity, residual monomer content, and appearance to ensure consistent performance and reliability in your formulations. Certificates of Analysis (COA) documenting full specifications are available upon request.

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	Clear, viscous liquid to solid
Identification (IR)	Conforms
Solid Content	≥ 99%
Viscosity (Brookfield)	Specified range per grade
Glass Transition Temp (Tg)	Approx. -40°C to -24°C
Residual Monomer	< 0.5%
Color (Gardner)	< 2

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