Description

Tall Oil/ Phthalic Anhydride/ Trimethylolethane Resin is a specialized synthetic resin produced by the condensation reaction of tall oil fatty acids, phthalic anhydride, and trimethylolethane. This formulation is engineered to deliver a unique balance of chemical resistance, flexibility, and adhesion properties, making it a critical component in high-performance industrial coatings and adhesives. It is primarily sought after by manufacturers in the protective coatings, printing inks, and specialty adhesive sectors who require durable, weather-resistant binders for demanding applications.

Application

• As a primary resin binder in high-durability alkyd coatings for industrial and marine environments.
• In the formulation of corrosion-resistant primers and topcoats for metal substrates.
• As a modifying resin to enhance flexibility and adhesion in printing inks.
• For the production of specialty adhesives and sealants requiring good chemical resistance.
• As a component in electrical insulation varnishes and enamels.
• In the manufacture of can and coil coatings for food and beverage packaging.

Basic Information

Product Name	Tall Oil/ Phthalic Anhydride/ Trimethylolethane Resin
CAS No.	66070-83-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	TOFA-PA-TME Resin; Tall Oil Fatty Acid Phthalic Anhydride Trimethylolethane Ester; Alkyd Resin, TOFA-based; Trimethylolethane Ester of Tall Oil Fatty Acids and Phthalic Anhydride; Polyester Resin from Tall Oil, Phthalic Anhydride, and Trimethylolethane; TME Modified Alkyd; 66070-83-5
EINECS	Contact for details

Quality Control

Our Tall Oil/ Phthalic Anhydride/ Trimethylolethane Resin is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. Each lot is tested against key parameters including acid value, viscosity, color, and solids content. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to guarantee compliance with your specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This material is light-sensitive and easily oxidized; prolonged exposure to air, heat, or light should be avoided to maintain product integrity. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Non-Volatile Matter (%)	≥ 98.0
Identification (IR)	Conforms

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