Description

Fatty Acids, C18-Unsatd., Dimers, Polymers With Ethylenediamine, Piperazine And Sebacic Acid is a high-performance polyamide resin intermediate, synthesized from dimerized unsaturated C18 fatty acids, ethylenediamine, piperazine, and sebacic acid. This specialized polymer offers a unique balance of flexibility, thermal stability, and chemical resistance, making it a critical component for formulating advanced industrial materials. It is primarily sought by manufacturers in the coatings, adhesives, and engineering plastics sectors seeking to enhance product durability and performance.

Application

• As a reactive building block for high-performance polyamide hot-melt adhesives and sealants.
• Key intermediate in the synthesis of corrosion-resistant industrial coatings and primers.
• Modifier for epoxy resin systems to improve flexibility and impact resistance.
• Used in the production of flexographic and gravure printing inks for improved adhesion.
• Component in can and coil coatings for metal packaging and construction.
• Base for formulating specialty plasticizers and compatibilizers in polymer blends.

Basic Information

Product Name	Fatty Acids, C18-Unsatd., Dimers, Polymers With Ethylenediamine, Piperazine And Sebacic Acid
CAS No.	68139-81-1
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Varies by polymer chain length
Synonyms	Polyamide resin from dimer acid, ethylenediamine, piperazine, and sebacic acid; Dimer acid-piperazine-ethylenediamine-sebacate polymer; Polyamide intermediate 68139-81-1; Versamid-type polyamide resin; Reactive polyamide hardener; Thermoplastic polyamide resin; C18 unsaturated fatty acid dimer polymer with diamines
EINECS	Contact for details

Quality Control

Our production of this polyamide intermediate adheres to strict quality management systems to ensure batch-to-batch consistency. Key parameters such as amine value, acid value, viscosity, and softening point are rigorously tested. Certificates of Analysis (COA) detailing all specifications are provided with each shipment to guarantee the material meets your formulation requirements.

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 these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Amber to brown solid/paste
Softening Point (Ring & Ball)	90 - 120 °C
Amine Value	Contact for details
Acid Value	< 10 mg KOH/g
Viscosity (at 160°C)	Contact for details
Color (Gardner)	< 12

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