Description

Ef 3 (Aminoplast) is a versatile amino resin, a class of thermosetting polymers derived from the reaction of amines or amides with aldehydes. This compound is a critical intermediate and cross-linking agent valued for its ability to form durable, chemically resistant coatings and molded materials. It is essential for manufacturers in the surface coatings, adhesives, and plastics industries seeking to enhance product performance and durability.

Application

• As a primary cross-linking agent in thermosetting surface coatings, including industrial paints, appliance finishes, and automotive primers.
• Formulation of high-performance adhesives and bonding agents for wood composites, such as particleboard and medium-density fiberboard (MDF).
• Manufacture of molded plastics and compression-molded components requiring excellent dimensional stability and heat resistance.
• Production of textile finishing agents to impart wrinkle resistance and durable-press properties to fabrics.
• Used in paper coating formulations to improve wet strength and printability.
• As a modifier for other polymer systems to enhance hardness, gloss, and chemical resistance in final products.

Basic Information

Item	Detail
Product Name	Ef 3 (Aminoplast)
CAS No.	31135-89-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Aminoplast Resin; Amino Resin; Melamine-Formaldehyde Resin (related class); Urea-Formaldehyde Resin (related class); Thermosetting Amino Resin; MF Resin; UF Resin; Crosslinking Agent EF-3
EINECS	Contact for details

Quality Control

Our Ef 3 (Aminoplast) is produced under a strict quality management system. Each batch undergoes rigorous in-process and final testing to ensure consistency and compliance with agreed specifications. Certificates of Analysis (COA) documenting key parameters such as viscosity, solids content, and reactivity 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). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid or solid
Identification (IR)	Conforms
Solids Content	Contact for details
Viscosity	Contact for details
pH	Contact for details
Free Formaldehyde	Contact for details

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