Description

Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Ethyl 2-Propenoate, Methyl 2-Methyl-2-Propenoate And 2-Propenenitrile is a specialized multi-monomer copolymer designed for high-performance industrial applications. This engineered polymer offers a unique balance of properties derived from its complex composition, making it a critical component in formulations requiring specific chemical resistance, adhesion, and film-forming characteristics. It is primarily utilized by manufacturers in the coatings, adhesives, and advanced material sectors seeking to enhance product durability and performance.

Application

• Industrial and Protective Coatings: Used as a key resin binder in high-durability paints, marine coatings, and anti-corrosive primers.
• Adhesives and Sealants: Serves as a base polymer in formulating structural adhesives, pressure-sensitive adhesives (PSAs), and construction sealants.
• Textile and Fiber Treatment: Employed in coatings and finishes for synthetic fibers to improve dyeability, water resistance, and handle.
• Leather Finishing: Acts as a film-forming agent in topcoat finishes for leather goods, providing gloss, flexibility, and wear resistance.
• Paper Coating: Used in barrier coatings for paper and packaging to enhance grease resistance, printability, and strength.
• Plastic Modifiers: Incorporated as an impact modifier or compatibilizer in polymer blends and composites.

Basic Information

Product Name	Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Ethyl 2-Propenoate, Methyl 2-Methyl-2-Propenoate And 2-Propenenitrile
CAS No.	121028-77-1
Molecular Formula	(C5H6O4 • C7H12O2 • C8H8 • C5H8O2 • C5H8O2 • C3H3N)x
Molecular Weight	Varies (Polymer)
Synonyms	Methylene succinic acid polymer with butyl acrylate, styrene, ethyl acrylate, methyl methacrylate, and acrylonitrile; Acrylic-styrene-acrylonitrile copolymer modified with methylene succinic acid; Multi-monomer acrylic copolymer; Butyl acrylate/styrene/ethyl acrylate/methyl methacrylate/acrylonitrile/methylene succinic acid polymer; ASA-based copolymer; Modified ASA terpolymer; Acrylic hybrid resin; Methylene succinate-acrylic copolymer.
EINECS	Contact for details

Quality Control

Our production of this specialty copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as monomer residue, molecular weight distribution, viscosity, and glass transition temperature (Tg) are rigorously monitored. Certificates of Analysis (COA) detailing specific lot specifications are available upon request, supporting compliance with relevant industry and safety standards.

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. For long-term storage, consider under an inert atmosphere to maintain polymer stability.

Specification

Item	Specification
Appearance	White to off-white powder or beads
Solid Content	≥ 98.0 %
Viscosity (Solution)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Acid Value	Contact for details
Residual Monomer	≤ 0.5 % (Total)
Moisture Content	≤ 1.0 %
Ash Content	≤ 0.5 %

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