Description

Aralditecy179 is a specialized epoxy resin hardener, identified by CAS No. 25085-98-7, designed for high-performance composite and adhesive formulations. This product is critical for achieving superior thermal stability, mechanical strength, and chemical resistance in cured epoxy systems. It is essential for manufacturers in the aerospace, automotive, and advanced electronics industries who require reliable, high-grade components for demanding applications.

Application

• Formulation of high-temperature resistant structural adhesives for aerospace assemblies.
• Curing agent for composite materials in automotive and marine components.
• Key ingredient in potting and encapsulation compounds for electronic devices.
• Production of industrial coatings and linings with excellent chemical resistance.
• Manufacture of tooling and molds for the wind energy and construction sectors.
• Used in research and development of advanced polymer matrix composites.

Basic Information

Product Name	Aralditecy179
CAS No.	25085-98-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	4,4'-Methylenebis(2,6-diethylaniline); MDEA; Araldite CY 179; Epoxy Hardener CY179; 4,4'-Methylenebis(2,6-diethylbenzenamine); Bis(2,6-diethyl-4-aminophenyl)methane; Hardener CY179; 25085-98-7
EINECS	Contact for details

Quality Control

Our Aralditecy179 is produced under a stringent quality management system to ensure batch-to-batch consistency and high purity. The product undergoes rigorous analytical testing, including chromatography and spectroscopy, to confirm identity and meet precise compositional specifications. Certificates of Analysis (COA) are provided with each shipment to guarantee compliance with agreed-upon technical data sheets.

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 sources and incompatible materials. Due to its light-sensitive nature, containers should be kept in the original packaging or opaque storage until use.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Viscosity @ 25°C	Contact for details
Amine Value	Contact for details

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