Description

2-Methyl-2-Propenoic Acid 2-Hydroxyethyl Ester Polymer With Butyl 2-Propenoate, Ethenyl- Benzene And 2-Oxepanone, Graft is a specialized copolymer designed to deliver enhanced performance characteristics in demanding industrial applications. This engineered polymer combines the properties of its constituent monomers to offer a unique balance of adhesion, flexibility, and chemical resistance. It is a critical raw material for formulators in the coatings, adhesives, and advanced material sectors seeking to improve product durability and functionality.

Application

• High-Performance Industrial Coatings: Used as a key binder or additive to improve adhesion, gloss retention, and weatherability in protective coatings for automotive, marine, and architectural applications.
• Advanced Adhesives and Sealants: Imparts flexibility, toughness, and bonding strength to pressure-sensitive adhesives (PSAs), structural adhesives, and construction sealants.
• Plastic Modifiers and Impact Improvers: Acts as a graft copolymer to enhance the impact resistance and processability of engineering plastics and polymer blends.
• Textile and Fiber Treatment: Serves as a durable coating or sizing agent to improve the handle, dyeability, and abrasion resistance of synthetic and natural fibers.
• Printing Inks and Overprint Varnishes: Provides excellent film formation, rub resistance, and substrate adhesion in flexographic and gravure printing systems.
• Specialty Composites: Utilized as a matrix or compatibilizer in composite materials to improve interfacial adhesion between fillers and the polymer phase.

Basic Information

Product Name	2-Methyl-2-Propenoic Acid 2-Hydroxyethyl Ester Polymer With Butyl 2-Propenoate, Ethenyl- Benzene And 2-Oxepanone, Graft
CAS No.	130118-98-8
Molecular Formula	(C6H10O3.C4H6O2.C8H8.C5H8O2)x
Molecular Weight	Varies (Polymer)
Synonyms	HEMA-Butyl Acrylate-Styrene-ε-Caprolactone Graft Copolymer; 2-Hydroxyethyl Methacrylate/Butyl Acrylate/Styrene/ε-Caprolactone Graft Polymer; Poly(HEMA-co-BA-co-St-g-CL); Acrylic-Styrene Copolymer Grafted with Caprolactone; Hydroxyethyl Methacrylate Butyl Acrylate Styrene Caprolactone Polymer; Graft Copolymer of HEMA, BA, Styrene, and ε-Caprolactone
EINECS	Contact for details

Quality Control

Our production of this specialty copolymer adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as monomer conversion, molecular weight distribution, and graft efficiency are monitored using advanced analytical techniques including GPC and NMR. Certificates of Analysis (COA) detailing specific lot specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 flames. Under these conditions, the product is typically stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white granules or powder
Solid Content	≥ 98.0 %
Glass Transition Temperature (Tg)	Contact for details
Molecular Weight (Mw)	Tailored to grade
Residual Monomer	≤ 0.5 % (by GC)
Moisture Content	≤ 1.0 %

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