Description

Formaldehyde, Polymer With Ammonia, Methyloxirane, Oxirane And Phenol CAS NO 68391-34-4 is a specialized, high-performance phenolic-amine modified epoxy resin. This engineered polymer is valued for its exceptional cross-linking density and thermal stability, making it a critical component in advanced industrial formulations. It is primarily sought by manufacturers in the coatings, adhesives, and composite materials sectors seeking to enhance product durability and chemical resistance.

Application

• High-Performance Industrial Coatings: Used as a binder in heavy-duty protective coatings for pipelines, marine vessels, and chemical storage tanks due to its excellent corrosion and solvent resistance.
• Structural Adhesives and Sealants: Serves as a key resin in formulations requiring strong, durable bonds with high thermal stability for automotive, aerospace, and construction applications.
• Electrical Laminates and Encapsulants: Employed in the production of printed circuit boards (PCBs) and electronic component encapsulation for its superior electrical insulation properties and adhesion.
• Fiber-Reinforced Composites: Acts as a matrix resin for glass or carbon fiber composites used in automotive parts, wind turbine blades, and sporting goods.
• Foundry and Molding Sands: Utilized as a core binder in the metal casting industry to create precise and stable molds.
• Friction Materials: A component in formulations for brake pads and clutch facings, contributing to thermal stability and wear resistance.

Basic Information

Product Name	Formaldehyde, Polymer With Ammonia, Methyloxirane, Oxirane And Phenol
CAS No.	68391-34-4
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Varies by grade (Contact for details)
Synonyms	Phenolic modified epoxy resin; Epoxy phenol novolac resin; Phenolic amine epoxy resin; Epoxy cresol novolac; ECN resin; Phenol-formaldehyde-epoxy polymer; Novolac epoxy resin; Tetraglycidyl ether of phenol novolac; TGEPN; CAS 68391-34-4
EINECS	Contact for details

Quality Control

Our Formaldehyde, Polymer With Ammonia, Methyloxirane, Oxirane And Phenol is manufactured under a stringent quality management system. Each batch is tested against critical parameters such as epoxy equivalent weight (EEW), viscosity, and softening point to ensure consistent performance and batch-to-batch reliability. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance protocols.

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 open flame. Under recommended conditions, the product is stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Yellow to brown solid flakes or chunks
Epoxy Equivalent Weight (EEW)	165 - 210 g/eq
Softening Point (Ring & Ball)	60 - 90 °C
Viscosity (at 150°C)	500 - 5000 mPa·s
Hydrolyzable Chloride	≤ 500 ppm
Total Chloride	≤ 1000 ppm
Volatile Content	≤ 1.0 %
Gel Time (at 150°C)	Contact for details

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