Description

Poly(Ethyl Methacrylate) (CAS NO 9003-42-3) is a high-performance, synthetic polymer belonging to the acrylate family, valued for its exceptional optical clarity, weather resistance, and ease of processing. This material is crucial for applications demanding durability, transparency, and excellent mechanical properties. It is primarily sought after by manufacturers in the coatings, optical, and specialty plastics industries for producing high-quality components.

Application

• Optical Lenses and Components: Used in the production of lightweight, shatter-resistant lenses for eyewear, optical instruments, and light guides due to its high transparency and refractive index.
• Protective and Decorative Coatings: Serves as a key resin in formulating durable, glossy, and weather-resistant coatings for automotive, industrial, and architectural applications.
• Adhesives and Sealants: Acts as a primary component in high-performance adhesive formulations, providing strong bonding and flexibility.
• Medical and Dental Devices: Utilized in biocompatible applications such as bone cements, dental prosthetics, and medical device housings.
• Printing Inks and Toners: Employed as a binder to enhance the gloss, durability, and pigment dispersion in high-quality printing applications.
• Impact Modifiers: Used as an additive to improve the toughness and impact resistance of other polymer blends, such as PVC.

Basic Information

Product Name	Poly(Ethyl Methacrylate)
CAS No.	9003-42-3
Molecular Formula	(C6H10O2)n
Molecular Weight	Varies (Polymer)
Synonyms	Poly(ethyl 2-methylpropenoate); Ethyl Methacrylate Polymer; Ethyl Methacrylate Homopolymer; EMA Polymer; 2-Propenoic acid, 2-methyl-, ethyl ester, homopolymer; Poly(EMA); PEMA; Acrylic resin from ethyl methacrylate
EINECS	618-832-8

Quality Control

Our Poly(Ethyl Methacrylate) is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. Each lot undergoes comprehensive analysis, including tests for molecular weight distribution, residual monomer content, and key physical properties. Certificates of Analysis (COA) documenting full specifications are provided with every 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 room temperature (15-25°C). Keep away from heat sources and open flames. Under these conditions, the product remains stable for extended periods.

Specification

Item	Specification
Appearance	Colorless to slightly yellow pellets or powder
Identification (IR)	Conforms
Assay (as Polymer)	> 99.0%
Residual Monomer (GC)	< 0.1%
Molecular Weight (GPC)	Varies by grade (e.g., 50,000 - 500,000 g/mol)
Glass Transition Temp (DSC)	~ 65 °C
Refractive Index	~ 1.485
Density	~ 1.12 g/cm³

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