Description

Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene And 2-Propenoic Acid is a high-performance, multi-component polymer designed for advanced material applications. This specialized copolymer offers a unique balance of properties derived from its constituent monomers, making it a critical raw material for formulating durable and functional coatings, adhesives, and composites. It is essential for manufacturers in the industrial coatings, pressure-sensitive adhesives, and construction materials sectors seeking to enhance product performance, durability, and chemical resistance.

Application

• Industrial and Protective Coatings: Used as a key resin component in coatings for metal, concrete, and plastic substrates, providing excellent adhesion, weatherability, and chemical resistance.
• Pressure-Sensitive Adhesives (PSAs): Serves as a polymer backbone for tapes, labels, and graphic films, offering tunable tack, peel strength, and holding power.
• Construction Chemicals: Incorporated into sealants, caulks, and tile adhesives to improve flexibility, bond strength, and moisture resistance.
• Textile and Leather Finishes: Applied as a coating or binder to impart water repellency, abrasion resistance, and improved handle to fabrics and leather goods.
• Paper and Packaging Coatings: Enhances the surface strength, printability, and barrier properties of paperboard and packaging materials.
• Composite Materials: Acts as a matrix or modifier in fiber-reinforced plastics and other composites to optimize mechanical properties and processability.

Basic Information

Product Name	Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene And 2-Propenoate
CAS No.	70714-90-8
Molecular Formula	(C5H6O4 • C7H12O2 • C8H8 • C3H4O2)x
Molecular Weight	Polymer - varies by grade
Synonyms	Methylene Succinic Acid Copolymer; Terpolymer of Itaconic Acid, Butyl Acrylate, Styrene, and Acrylic Acid; Itaconic Acid-Butyl Acrylate-Styrene-Acrylic Acid Copolymer; 2-Butenedioic acid, 2-methylene-, polymer with butyl 2-propenoate, ethenylbenzene and 2-propenoic acid; Acrylic-Styrene-Itaconic Acid Copolymer; Butyl Acrylate/Styrene/Acrylic Acid/Itaconic Acid Copolymer; BSAI Copolymer
EINECS	Contact for details

Quality Control

Our production of Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene And 2-Propenoic Acid adheres to a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent composition, molecular weight distribution, and performance characteristics. Certificates of Analysis (COA) detailing key parameters such as solids content, viscosity, acid value, and glass transition temperature (Tg) 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 recommended storage conditions, the product is stable for at least 12 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Solids Content	40% - 60% (or as per grade)
Acid Value	30 - 80 mg KOH/g
Viscosity (Brookfield)	500 - 5000 cPs (at 25°C, specific concentration)
Glass Transition Temperature (Tg)	-10°C to +50°C
pH (of solution)	6.0 - 8.5
Identification (IR)	Conforms to structure

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