Description

Phenyl Ester Acetate, Epoxy Curative, Ec-861 is a specialized chemical additive designed as a high-performance curing agent for epoxy resin systems. This compound is critical for formulating advanced composites and coatings that require enhanced thermal stability, chemical resistance, and mechanical strength. It is primarily utilized by manufacturers in the aerospace, automotive, electronics, and industrial coatings sectors seeking to optimize the final properties of their epoxy-based products.

Application

• Epoxy Resin Curing Agent: Primary curative for formulating high-performance structural adhesives, laminates, and composite matrices.
• Industrial Protective Coatings: Used in heavy-duty floor coatings, tank linings, and marine coatings requiring superior chemical and abrasion resistance.
• Electronics Encapsulation: Key component in potting and encapsulation compounds for electrical components and semiconductor devices.
• Aerospace Composites: Integral to the production of lightweight, high-strength composite parts for aircraft and spacecraft interiors and structures.
• Wind Energy Components: Employed in the manufacture of epoxy resins for wind turbine blade composites.
• Tooling and Molding: Used in master models, patterns, and molds that demand dimensional stability and durability.

Basic Information

Product Name	Phenyl Ester Acetate, Epoxy Curative, Ec-861
CAS No.	1071523-12-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	EC-861; Epoxy Curative EC 861; Phenyl Acetate Ester Curative; Epoxy Hardener EC-861; Aromatic Ester Curing Agent; CAS 1071523-12-0; 1,2-Ethanediol, 1-phenyl-, 1-acetate (possible related structure); Glycol phenyl ether acetate
EINECS	Contact for details

Quality Control

Our Phenyl Ester Acetate, Epoxy Curative, Ec-861 is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure consistent purity, performance, and compliance with relevant industry specifications for epoxy curing agents. A comprehensive Certificate of Analysis (COA) detailing assay, identity, and impurity profiles 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). This material is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed to prevent absorption of atmospheric moisture which may affect performance.

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Liquid
Identification (IR)	Conforms to Reference Spectrum
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity @ 25°C	1.10 - 1.20
Viscosity @ 25°C	Contact for details
Epoxy Equivalent Weight (EEW)	Contact for details

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