Description

Glycerol 1,3-Dimethacrylate is a high-purity, bifunctional methacrylate monomer essential for creating cross-linked polymer networks with enhanced thermal and mechanical properties. This compound is a critical building block for advanced materials requiring precise control over reactivity and final polymer architecture. It is primarily sought after by manufacturers in the dental materials, specialty coatings, optical lenses, and biomedical device sectors for its reliable performance and versatility.

Application

• Dental Composites & Restorative Materials: A key cross-linking agent in resin-based composites, providing strength, durability, and low shrinkage.
• Specialty Coatings & Inks: Used in UV-curable coatings, printing inks, and adhesives to improve hardness, chemical resistance, and cure speed.
• Optical Polymers & Lens Manufacturing: Serves as a co-monomer in the production of high-refractive-index plastics for eyeglasses and optical components.
• Biomedical & Hydrogel Formulations: Employed in the synthesis of hydrogels for contact lenses, drug delivery systems, and tissue engineering scaffolds.
• Industrial Sealants & Encapsulants: Imparts cross-linking functionality to sealants and potting compounds, enhancing their environmental stability.
• Lithographic Resins: Used in photoresist formulations for microelectronics and printed circuit board (PCB) fabrication.

Basic Information

Product Name	Glycerol 1,3-Dimethacrylate
CAS No.	28497-59-8
Molecular Formula	C11H16O5
Molecular Weight	228.24 g/mol
Synonyms	1,3-Dimethacryloylglycerol; Glycerol Dimethacrylate; 2-Hydroxy-1,3-propanediyl Dimethacrylate; Glycerin 1,3-Dimethacrylate; GDMA; 1,3-Bis(methacryloyloxy)-2-propanol; 2-Propanol, 1,3-bis[(2-methyl-1-oxo-2-propen-1-yl)oxy]-; NSC 24107
EINECS	249-077-1

Quality Control

Our Glycerol 1,3-Dimethacrylate is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including assay, impurity profiling, and identity confirmation, to ensure it meets the high standards required for sensitive applications like dental and biomedical uses. A Certificate of Analysis (COA) detailing purity, specific tests, and results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at 15-25°C. This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider under an inert gas atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Acid Value	≤ 1.0 mg KOH/g
Refractive Index (20°C)	1.465 - 1.475
Density (20°C)	1.10 - 1.15 g/cm³

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