Description

2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Ethenylbenzene is a high-performance copolymer of 2-hydroxyethyl methacrylate (HEMA) and styrene. This material is valued for its excellent balance of hardness, chemical resistance, and processability, making it a versatile component in advanced polymer formulations. It is primarily sought by manufacturers in the coatings, adhesives, and specialty plastics industries seeking to enhance material properties.

Application

• Industrial and Protective Coatings: Used as a key resin component to improve adhesion, durability, and chemical resistance in metal, wood, and plastic coatings.
• Adhesives and Sealants: Imparts enhanced bonding strength, flexibility, and environmental stability to structural and specialty adhesive systems.
• Automotive Components: Incorporated into polymer composites and finishes for interior and under-the-hood parts requiring thermal and solvent resistance.
• Optical Materials: Serves as a base polymer for lenses, light guides, and other optical elements where clarity and dimensional stability are critical.
• Dental and Biomedical Polymers: Utilized in formulations for dental composites, bone cements, and other biocompatible devices due to its polymerizable nature and property tunability.
• Printing Inks and Toners: Enhances the gloss, rub resistance, and substrate adhesion in high-performance printing applications.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Ethenylbenzene
CAS No.	26010-51-5
Molecular Formula	(C6H10O3·C8H8)x
Molecular Weight	Polymer - varies by grade
Synonyms	HEMA-Styrene Copolymer; Poly(2-hydroxyethyl methacrylate-co-styrene); 2-Hydroxyethyl Methacrylate Styrene Copolymer; Hydroxyethyl Methacrylate / Styrene Copolymer; Glycol Methacrylate Styrene Copolymer; Poly(HEMA-co-St); CAS 26010-51-5
EINECS	Contact for details

Quality Control

Our copolymer products are manufactured under strict quality management systems to ensure batch-to-batch consistency and performance. Key parameters such as monomer ratio, molecular weight distribution, and residual monomer content are rigorously controlled. Certificates of Analysis (COA) detailing specific lot specifications 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 incompatible materials. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White to off-white powder or beads
Identification (IR)	Conforms to structure
Assay (HEMA Content)	40 - 60% (typical)
Residual Monomer	< 0.5%
Molecular Weight (Mw)	50,000 - 200,000 g/mol
Glass Transition Temp (Tg)	60 - 100 °C
Moisture Content	< 1.0%

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