Description

Fatty Acids, C18-Unsatd., Dimers, Polymers With Bisphenol A, Bisphenol A Diglycidyl Ether And Tall-Oil Fatty Acids CAS NO 129311-49-5 is a high-performance, multifunctional polymeric resin derived from tall oil fatty acids and epoxy chemistry. This specialized compound is engineered to deliver exceptional adhesion, flexibility, and chemical resistance, making it a critical component in advanced coating and adhesive formulations. It is primarily sought by manufacturers in the industrial coatings, construction chemicals, and specialty polymers sectors seeking to enhance the durability and performance of their end products.

Application

• As a primary resin or modifier in high-performance industrial and marine coatings for corrosion protection.
• Formulation of structural and assembly adhesives with enhanced toughness and environmental resistance.
• Key component in epoxy-based floor coatings and sealants requiring excellent chemical and abrasion resistance.
• Modifier for printing inks to improve adhesion to difficult substrates and gloss retention.
• Used in the production of composite materials and fiber-reinforced plastics (FRP).
• Base for formulating anti-corrosive primers and maintenance paints for metal substrates.
• Potential use as a reactive diluent or flexibilizer in epoxy systems to reduce viscosity and improve impact strength.

Basic Information

Product Name	Fatty Acids, C18-Unsatd., Dimers, Polymers With Bisphenol A, Bisphenol A Diglycidyl Ether And Tall-Oil Fatty Acids
CAS No.	129311-49-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tall oil fatty acid epoxy resin; Tall oil fatty acid-dimer acid-Bisphenol A epoxy polymer; Epoxy resin adduct of tall oil fatty acids and bisphenol A; Fatty acids, C18-unsaturated, dimers, polymers with bisphenol A, bisphenol A diglycidyl ether and tall-oil fatty acids; TOFA epoxy adduct; Dimer acid modified epoxy resin; Bisphenol A epoxy resin tallate; Polymeric epoxy flexibilizer.
EINECS	Contact for details

Quality Control

Our production of this advanced epoxy resin adheres to stringent quality control protocols to ensure batch-to-batch consistency and performance reliability. Each lot is characterized for critical parameters including epoxy equivalent weight (EEW), viscosity, acid value, and color. A comprehensive Certificate of Analysis (COA) detailing these specifications is provided with every shipment, ensuring full traceability and compliance with 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, open flames, and incompatible materials such as strong acids and bases. Under recommended conditions, the product is stable for at least 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid, amber to brown
Epoxy Equivalent Weight (EEW)	Contact for details
Viscosity (at 25°C)	Contact for details
Acid Value	≤ 5 mg KOH/g
Color (Gardner)	≤ 12
Non-volatile Content	≥ 99%
Identification (IR)	Conforms

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