Description

Diethylene Glycol Mono-Methacrylate is a bifunctional monomer featuring both a methacrylic ester group and a terminal hydroxyl group. This unique structure makes it a versatile building block for synthesizing specialty polymers with tailored properties, particularly for enhancing hydrophilicity, adhesion, and crosslinking density. It is essential for formulators and polymer chemists in the coatings, adhesives, and advanced materials sectors seeking to modify surface characteristics and mechanical performance.

Application

• Hydrophilic Coatings and Inks: A key monomer for producing water-soluble or dispersible resins used in environmentally friendly coatings, printing inks, and overprint varnishes.
• Adhesives and Sealants: Imparts improved adhesion to polar substrates and is used in the synthesis of pressure-sensitive adhesives (PSAs) and structural adhesives.
• UV-Curable Resins: Serves as a reactive diluent and crosslinker in formulations for UV-curable coatings, inks, and 3D printing resins, offering a balance of flexibility and cure speed.
• Hydrogels and Biomedical Polymers: Used to create hydrophilic, crosslinked networks for contact lenses, wound dressings, and drug delivery systems due to its biocompatibility and polymerizable groups.
• Fiber Optic Coatings: Employed in the production of primary and secondary coatings for optical fibers to provide mechanical protection and specific refractive index properties.
• Modifier for Acrylic Resins: Incorporated into acrylic copolymer chains to introduce pendant hydroxyl groups, which can be further reacted to improve chemical resistance, durability, or provide sites for subsequent crosslinking.

Basic Information

Product Name	Diethylene Glycol Mono-Methacrylate
CAS No.	2351-43-1
Molecular Formula	C9H16O5
Molecular Weight	204.22 g/mol
Synonyms	2-(2-Methoxyethoxy)ethyl methacrylate; Di(ethylene glycol) methyl ether methacrylate; DEGMEMA; Diethylene glycol monomethyl ether methacrylate; Methacrylic acid 2-(2-methoxyethoxy)ethyl ester; Ethanol, 2-(2-methoxyethoxy)-, methacrylate; 2-(2-Methoxyethoxy)ethyl 2-methyl-2-propenoate
EINECS	219-086-3

Quality Control

Our Diethylene Glycol Mono-Methacrylate is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay by GC or HPLC, to ensure high purity and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity, identity, and inhibitor content. Our quality commitment supports applications requiring reliable performance in sensitive formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). This product is easily oxidized; for long-term storage, consider maintaining under an inert atmosphere (e.g., nitrogen) and monitor inhibitor levels. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Inhibitor (MEHQ)	100 - 250 ppm
Acidity (as Methacrylic Acid)	≤ 0.5%

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