Description

2,4,4'-Tris(2,3-Epoxypropoxy)Biphenyl is a high-purity, multi-functional epoxy resin monomer characterized by its rigid biphenyl core and three reactive glycidyl ether groups. This compound is valued for its ability to impart exceptional thermal stability, chemical resistance, and mechanical strength to advanced polymer matrices. It is a critical raw material for formulators and manufacturers in the electronics, aerospace, and high-performance composite industries seeking to enhance the properties of their epoxy-based systems.

Application

• Advanced Epoxy Resin Formulation: Serves as a key cross-linking agent and building block for high-temperature, high-performance thermoset resins.
• Electronic Encapsulants & Underfills: Used in semiconductor packaging to provide superior moisture resistance, low thermal expansion, and excellent adhesion.
• Composite Materials: Essential for aerospace and automotive composites, contributing to enhanced stiffness, strength, and thermal endurance.
• Adhesives & Coatings: Imparts durability and chemical resistance to industrial adhesives and protective coatings for demanding environments.
• Fiber-Reinforced Polymers (FRP): Acts as a matrix resin in carbon fiber and glass fiber composites for structural applications.
• Electrical Laminates: Used in the production of printed circuit board (PCB) substrates requiring high thermal reliability.

Basic Information

Product Name	2,4,4'-Tris(2,3-Epoxypropoxy)Biphenyl
CAS No.	49791-98-2
Molecular Formula	C27H28O6
Molecular Weight	448.51 g/mol
Synonyms	1,1'-Biphenyl, 2,4,4'-tris(2,3-epoxypropoxy)-; TGMBP; Tris(glycidyloxy)biphenyl; 2,4,4'-Triglycidyloxybiphenyl; Biphenyl triglycidyl ether; Epoxy resin monomer TGB; EPN 1138 (similar class); Biphenyl-based triepoxide; 2,4,4'-Tri(2,3-epoxyprop-1-yloxy)biphenyl
EINECS	Contact for details

Quality Control

Our 2,4,4'-Tris(2,3-Epoxypropoxy)Biphenyl is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including assay, epoxy equivalent weight (EEW) determination, and impurity profiling, to ensure consistency and compliance with customer specifications. Certificates of Analysis (COA) documenting purity, physical properties, and test results are available upon request.

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. The container must be kept tightly closed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	White to off-white crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Epoxy Equivalent Weight (EEW)	149 - 155 g/eq
Melting Point	65 - 75 °C
Hydrolyzable Chloride	≤ 500 ppm
Moisture (KF)	≤ 0.5%

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