Description

Fatty Acids, Tall-Oil, Polymers With Castor Oil, Glycerol And Phthalic Anhydride is a specialized alkyd resin intermediate, synthesized from renewable tall oil and castor oil fatty acids. This product matters for formulators seeking to enhance the flexibility, adhesion, and drying properties of surface coatings and inks. It is primarily needed by manufacturers in the paints & coatings, printing inks, and adhesive industries to produce high-performance, modified resin systems.

Application

• Modifier for Alkyd Resins: Used to improve flexibility, adhesion, and drying time in industrial and decorative paints.
• Printing Inks: Serves as a key component in resin vehicles for lithographic and gravure inks, providing gloss and pigment wetting.
• Adhesives & Sealants: Imparts tack and binding properties in formulation of pressure-sensitive and structural adhesives.
• Surface Coatings: Acts as a polymeric binder in protective coatings for metal, wood, and plastic substrates.
• Resin Plasticizer: Incorporated into other resin systems to modify hardness and impact resistance.

Basic Information

Product Name	Fatty Acids, Tall-Oil, Polymers With Castor Oil, Glycerol And Phthalic Anhydride
CAS No.	68390-25-0
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Variable (Polymeric)
Synonyms	Tall Oil Fatty Acid Alkyd Resin; TOFA-Castor Oil Alkyd; Tall Oil Alkyd Resin; Polymeric Fatty Acid Ester; Alkyd Resin Intermediate; Tall Oil Phthalic Anhydride Glycerol Polymer; Castor Oil Modified Alkyd; Fatty acids, tall-oil, polymers with castor oil and phthalic anhydride, glycerol ester
EINECS	Contact for details

Quality Control

Our Fatty Acids, Tall-Oil, Polymers With Castor Oil, Glycerol And Phthalic Anhydride undergoes rigorous quality testing to ensure batch-to-batch consistency and performance in your formulations. We adhere to strict in-process controls for key parameters such as acid value, viscosity, and color. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from strong acids and organic solvents. Ideal storage temperature is between 15°C and 25°C (59°F and 77°F). Keep container tightly sealed when not in use to prevent skinning or oxidation.

Specification

Item	Specification
Appearance	Viscous Liquid
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	5 - 25
Viscosity (Gardner-Holdt)	Z2 - Z6
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.