Description

Dipropylene Glycol Dimethacrylate is a high-purity, difunctional methacrylate monomer characterized by its excellent crosslinking ability and low volatility. This compound is a critical raw material for formulating advanced polymers with enhanced durability, chemical resistance, and optical clarity. It is essential for manufacturers in the coatings, adhesives, and advanced composite industries seeking to improve product performance and processing characteristics.

Application

• Primary crosslinking agent in UV-curable inks, coatings, and adhesives.
• Key monomer for producing high-performance dental composites and restorative materials.
• Modifier for acrylic resins to enhance hardness, solvent resistance, and weatherability.
• Reactive diluent and viscosity modifier in radiation-curable systems.
• Component in the manufacture of optical lenses and fiber optic coatings.
• Used in the synthesis of specialty polymers for electronics encapsulation.
• Crosslinker for acrylic pressure-sensitive adhesives (PSAs).
• Intermediate for graft polymerization and polymer modification.

Basic Information

Product Name	Dipropylene Glycol Dimethacrylate
CAS No.	1322-73-2
Molecular Formula	C14H22O6
Molecular Weight	286.32 g/mol
Synonyms	DPGDMA; DPGDMA; 2-Propenoic acid, 2-methyl-, 1,1'-[methylenebis(oxy-2,1-ethanediyl)] ester; Bis(methacryloyloxyethyl) ether; 1,1'-[Methylenebis(oxy-2,1-ethanediyl)] dimethacrylate; 2,2'-[Oxybis(2,1-ethanediyloxy)]bis[2-methylacrylic acid]; Dipropylene glycol bis(methacrylate); SR 209
EINECS	215-350-1

Quality Control

Our Dipropylene Glycol Dimethacrylate is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing, including assay, purity, and impurity profile analysis, to ensure it meets exacting specifications for industrial and advanced applications. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and compliance.

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). This product is easily oxidized and should be stored under an inert atmosphere (e.g., nitrogen) when in partially used containers to prevent polymerization and maintain purity. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0 %
Color (APHA)	≤ 50
Acid Value	≤ 0.5 mg KOH/g
Water Content (KF)	≤ 0.1 %
Refractive Index (20°C)	1.4520 - 1.4560
Density (20°C)	1.050 - 1.070 g/cm³
Inhibitor (MEHQ)	90 - 110 ppm

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