Description

1,18-Octadecanediyl Bismethacrylate is a high-purity, long-chain difunctional methacrylate monomer. This compound is valued for its ability to act as a crosslinking agent, imparting enhanced mechanical strength, chemical resistance, and thermal stability to polymer networks. It is essential for formulators and researchers in the coatings, adhesives, advanced composites, and specialty polymer industries seeking to develop high-performance materials.

Application

• Crosslinking Agent for Polymers: Used to create three-dimensional networks in acrylic and methacrylic resins, improving hardness and solvent resistance.
• Dental & Biomedical Materials: A key component in the formulation of high-strength, biocompatible dental composites and bone cements.
• UV-Curable Coatings & Inks: Enhances the cure speed and final film properties of coatings and printing inks designed for UV/EB curing systems.
• Adhesives & Sealants: Incorporated to improve the cohesive strength, durability, and environmental resistance of structural and industrial adhesives.
• Fiber-Reinforced Composites: Serves as a matrix resin modifier in advanced composites for automotive and aerospace applications.
• Optical Materials: Utilized in the production of optical lenses and transparent plastics where clarity and dimensional stability are critical.
• Lithography & Photoresists: Acts as a monomer in photopolymer formulations for microelectronics and printing plate production.

Basic Information

Product Name	1,18-Octadecanediyl Bismethacrylate
CAS No.	94231-41-1
Molecular Formula	C26H44O4
Molecular Weight	420.63 g/mol
Synonyms	Octadecamethylene Dimethacrylate; 1,18-Octadecanediol Dimethacrylate; Octadecane-1,18-diyl Bis(2-methylacrylate); Stearyl Dimethacrylate; ODDMA; Long-Chain Aliphatic Dimethacrylate; Bismethacryloyloxy Octadecane
EINECS	Contact for details

Quality Control

Our 1,18-Octadecanediyl Bismethacrylate is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise specifications for demanding applications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment.

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, sparks, and open flame. For long-term storage, consider under an inert atmosphere to maintain optimal quality.

Specification

Item	Specification
Appearance	White to off-white crystalline solid or waxy solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%

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