Description

Fatty Acids, C18-Unsatd., Dimers, Polymers With Ethylenediamine And Tall-Oil Fatty Acids CAS NO 68139-80-0 is a high-performance, polymeric fatty acid amide derived from tall oil and ethylenediamine. This specialized chemical is engineered to deliver superior performance as a versatile intermediate and functional additive. It is essential for manufacturers in the coatings, adhesives, and lubricants industries seeking to enhance product durability, adhesion, and rheological properties.

Application

• Primary use as a corrosion inhibitor and rheology modifier in industrial lubricants and greases.
• Key intermediate in the synthesis of polyamide resins for high-performance adhesives and hot-melt applications.
• Functional additive in alkyd resin formulations for paints and protective coatings to improve flexibility and drying time.
• Used as a dispersing agent and viscosity stabilizer in printing inks and pigment preparations.
• Component in epoxy curing agents and other thermosetting polymer systems.
• Building block for surfactants and emulsifiers in various specialty chemical applications.

Basic Information

Product Name	Fatty Acids, C18-Unsatd., Dimers, Polymers With Ethylenediamine And Tall-Oil Fatty Acids
CAS No.	68139-80-0
Molecular Formula	Complex polymeric mixture; Contact for details
Molecular Weight	Varies by polymer chain length; Contact for details
Synonyms	Polyamide resin from tall oil fatty acids and ethylenediamine; Dimer acid polyamide; Tall oil fatty acid-ethylenediamine polymer; TOFA-EDA polymer; Polymeric fatty acid amide; C18 unsaturated fatty acid dimer/trimer polyamide; Ethylenediamine tallate polymer
EINECS	Contact for details

Quality Control

Our production of this polymeric amide adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as amine value, acid value, viscosity, and color are rigorously monitored. A Certificate of Analysis (COA) documenting these specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong oxidizing agents and excessive heat sources to maintain product integrity.

Specification

Item	Specification
Appearance	Viscous amber to brown liquid
Acid Value (mg KOH/g)	≤ 10
Amine Value (mg KOH/g)	Contact for details
Viscosity @ 25°C (cP)	Contact for details
Color (Gardner)	≤ 12
Identification (IR)	Conforms

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