Description

1,3-Propanediyl Bismethacrylate is a high-purity difunctional methacrylate monomer, also known as 1,3-propanediol dimethacrylate. This compound serves as a critical cross-linking agent and building block in the synthesis of advanced polymeric materials, valued for its ability to form durable, high-strength networks. It is essential for manufacturers in the polymer, specialty coatings, dental materials, and photoresist industries seeking to enhance product performance and reliability.

Application

• Cross-linking Agent for Polymers: Used to create high-performance, cross-linked networks in acrylic resins, improving hardness, chemical resistance, and thermal stability.
• Dental & Medical Materials: A key monomer in dental composites, adhesives, and bone cements, contributing to strong, biocompatible, and durable formulations.
• UV-Curable Coatings & Inks: Functions as a reactive diluent and cross-linker in UV-curable systems for coatings, inks, and adhesives, enabling fast curing and excellent film properties.
• Photoresists & Electronics: Employed in the formulation of photoresists for printed circuit boards (PCBs) and microelectronics due to its photoreactive properties.
• Adhesives & Sealants: Enhances the strength and durability of industrial and structural adhesives and sealants.
• Modifier for Specialty Plastics: Used to modify the properties of engineering plastics, improving impact resistance and surface characteristics.

Basic Information

Product Name	1,3-Propanediyl Bismethacrylate
CAS No.	1188-09-6
Molecular Formula	C11H16O4
Molecular Weight	212.24 g/mol
Synonyms	1,3-Propanediol Dimethacrylate; Trimethylene Glycol Dimethacrylate; Propane-1,3-diyl Bis(2-methylacrylate); 1,3-Bis(methacryloyloxy)propane; PDDMA; TPGDMA; NSC 24119; Methacrylic Acid, 1,3-Propanediol Ester
EINECS	214-705-1

Quality Control

Our 1,3-Propanediyl Bismethacrylate is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including assay, purity, and impurity profile analysis, to ensure it meets the high standards required for industrial and advanced applications. A comprehensive Certificate of Analysis (COA) detailing specific results for identity, purity, and other critical parameters is provided with every shipment.

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 and should be stored under an inert atmosphere (e.g., nitrogen) to maintain stability and prevent polymerization. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Acid Value (Titration)	≤ 1.0 mg KOH/g
Color (APHA)	≤ 50
Refractive Index (20°C)	1.458 - 1.462
Density (20°C)	1.04 - 1.06 g/cm³

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