Description

Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, 2-Hydroxyethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate is a high-performance, multi-component acrylic copolymer designed for demanding industrial applications. This specialized polymer offers a unique balance of properties derived from its carefully selected monomer composition, including adhesion, flexibility, and chemical resistance. It is a critical raw material for formulators in the coatings, adhesives, and specialty chemical industries seeking to enhance product performance and durability.

Application

• Industrial and Protective Coatings: Used as a key resin binder in high-performance coatings for metal, plastic, and concrete substrates, providing excellent adhesion and environmental resistance.
• Adhesives and Sealants: Serves as a primary polymer in the formulation of structural, pressure-sensitive, and assembly adhesives, contributing to cohesive strength and flexibility.
• Textile and Leather Finishes: Employed in coatings and binders for textiles and leather to improve surface properties, such as water repellency, abrasion resistance, and hand feel.
• Paper and Packaging Coatings: Functions as a coating polymer to enhance the gloss, printability, and barrier properties of paper and cardboard packaging materials.
• Specialty Inks: Utilized as a vehicle or binder in the production of flexographic, gravure, and screen printing inks, ensuring good pigment dispersion and film formation.
• Construction Chemicals: Incorporated into cement modifiers, tile adhesives, and waterproofing membranes to improve flexibility, bonding, and durability.

Basic Information

Product Name	Butanedioic Acid, Methylene-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, 2-Hydroxyethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate
CAS No.	61777-68-2
Molecular Formula	(C5H6O4 • C7H12O2 • C8H8 • C6H10O3 • C5H8O2)x
Molecular Weight	Polymer - varies by grade
Synonyms	Acrylic Copolymer; Methylene Succinic Acid Copolymer; Butyl Acrylate / Styrene / Hydroxyethyl Methacrylate / Methyl Methacrylate / Methylene Succinic Acid Copolymer; Acrylic Polyol Resin (in certain grades); Multi-Functional Acrylic Resin; CAS 61777-68-2; Poly(methylene succinic acid-co-butyl acrylate-co-styrene-co-hydroxyethyl methacrylate-co-methyl methacrylate)
EINECS	Contact for details

Quality Control

Our production of this advanced acrylic copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as solid content, viscosity, acid value, hydroxyl value, and glass transition temperature (Tg) are rigorously monitored. A comprehensive Certificate of Analysis (COA) detailing all relevant specifications is provided with each shipment 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 temperatures between 15°C and 25°C (59°F and 77°F). Do not freeze. Keep away from heat sources and open flame. Under recommended storage conditions, the product is stable for a minimum of 12 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Solid Content	60 - 75 %
Viscosity (25°C)	1000 - 5000 mPa·s
Acid Value	5 - 30 mg KOH/g
Hydroxyl Value	20 - 80 mg KOH/g
Color (Gardner)	≤ 2
Glass Transition Temp (Tg)	10 - 50 °C
Solvent	Xylene / Butyl Acetate / others

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