Description

Fatty acids, tall-oil, polymers with pentaerythritol, phthalic anhydride and trimethylolpropane is a specialized alkyd resin derived from renewable tall oil fatty acids, polyols, and phthalic anhydride. This polymer is engineered to provide excellent film-forming properties, adhesion, and flexibility, making it a crucial component in high-performance coating systems. It is primarily sought after by formulators in the paints, coatings, and inks industries seeking to enhance product durability and environmental profile.

Application

• Industrial and Protective Coatings: As a primary resin in air-drying and baking enamels for machinery, agricultural equipment, and structural steel.
• Architectural Paints: Used in the formulation of high-quality exterior house paints and trim paints due to its good weathering resistance and gloss retention.
• Printing Inks: Serves as a binder in overprint varnishes and specialty inks, offering good pigment wetting and rapid drying properties.
• Adhesives and Sealants: Imparts flexibility and adhesion in certain industrial adhesive and caulk formulations.
• Wood Finishes: A key component in varnishes and stains for furniture and flooring, providing a hard, durable finish.
• Corrosion-Resistant Primers: Formulated into primers that offer excellent substrate wetting and barrier protection for metal surfaces.

Basic Information

Product Name	Fatty acids, tall-oil, polymers with pentaerythritol, phthalic anhydride and trimethylolpropane
CAS No.	67762-04-3
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tall oil fatty acids, phthalic anhydride, pentaerythritol, trimethylolpropane polymer; Tall oil alkyd resin; TOFA alkyd resin; Tall oil fatty acid - phthalic anhydride - pentaerythritol - trimethylolpropane copolymer; Alkyd resin from tall oil fatty acids; Poly(tall oil fatty acids-co-phthalic anhydride-co-pentaerythritol-co-trimethylolpropane); Pentaerythritol/trimethylolpropane/tall oil fatty acids/phthalic anhydride polymer
EINECS	Contact for details

Quality Control

Our tall oil alkyd resin is manufactured under strict process controls to ensure batch-to-batch consistency and performance. Quality is verified through a series of tests including acid value, viscosity, color, and solids content. A Certificate of Analysis (COA) detailing these specifications is provided with every shipment to guarantee compliance with your formulation 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/59-77°F). Keep away from heat, sparks, and open flame. Due to its nature, this resin is easily oxidized (store under inert atmosphere) and should be used promptly after opening to maintain optimal properties.

Specification

Item	Specification
Appearance	Viscous liquid
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	≤ 15
Viscosity (Gardner-Holdt)	Z2 - Z5
Non-Volatile Matter (%)	70 ± 2
Solvent	Mineral spirits / Xylene

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