Description

2-Methyl-1,8-Octanediol-Diacrylate, 1,9-Nonanediol Bisphenol A, (Mod-A), (1,9Nd-A) is a specialized, high-performance difunctional acrylate monomer. This compound is engineered to provide enhanced cross-linking density and improved mechanical properties in polymer formulations. It is a critical raw material for advanced coatings, photopolymers, and specialty adhesives, serving industries that demand high durability and chemical resistance.

Application

• UV-Curable Coatings & Inks: Acts as a reactive diluent and cross-linker to enhance hardness, scratch resistance, and cure speed.
• Photopolymer Resins: Used in stereolithography (SLA) and other 3D printing resins to improve part strength and resolution.
• Specialty Adhesives & Sealants: Imparts excellent adhesion, flexibility, and chemical resistance in industrial-grade formulations.
• Dental & Medical Composites: Serves as a key monomer in biocompatible, high-strength restorative materials.
• Electronics Encapsulation: Provides protective, durable, and insulating properties for electronic components.
• Fiber Optic Coatings: Used in primary and secondary coatings to protect optical fibers from environmental stress.

Basic Information

Product Name	2-Methyl-1,8-Octanediol-Diacrylate, 1,9-Nonanediol Bisphenol A, (Mod-A), (1,9Nd-A)
CAS No.	120515-20-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	1,9-Nonanediol Bisphenol A Diacrylate; Mod-A; 1,9Nd-A; Bisphenol A (1,9-nonanediol) Diacrylate; 2-Methyl-1,8-octanediol diacrylate bisphenol A adduct; Difunctional Acrylate Monomer (Mod-A); Photopolymer Crosslinker (1,9Nd-A); BPA (1,9-nonanediol) Diacrylate
EINECS	Contact for details

Quality Control

Our production of 2-Methyl-1,8-Octanediol-Diacrylate, 1,9-Nonanediol Bisphenol A, (Mod-A), (1,9Nd-A) adheres to stringent quality management systems. Every batch undergoes rigorous analytical testing, including chromatography and spectroscopy, to ensure high purity, consistent performance, and batch-to-batch reliability. Certificates of Analysis (COA) are provided and can be tailored to meet specific customer requirements.

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/59-77°F). 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 using under an inert gas blanket such as nitrogen or argon.

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Color (APHA)	≤ 50
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1%
Viscosity (25°C)	Contact for details
Refractive Index (20°C)	Contact for details

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