Description

Castor Oil, Dehydrated, Polymer With Benzoic Acid, p-tert-Butylbenzoic Acid, Glycerol And Phthalic Anhydride CAS NO 121053-39-2 is a specialized alkyd resin derived from modified castor oil, designed to offer a unique balance of chemical resistance and flexibility. This product is engineered to provide superior performance as a polymeric modifier or resin component in demanding industrial formulations. It is primarily utilized by manufacturers in the coatings, adhesives, and specialty polymer industries seeking to enhance the durability and specific functional properties of their end products.

Application

• Industrial Coatings Binder: Used as a modifying resin in high-performance protective coatings for metal, wood, and concrete, offering improved adhesion and chemical resistance.
• Adhesive & Sealant Formulations: Acts as a key polymeric component to impart flexibility, toughness, and water resistance in structural and specialty adhesives.
• Plasticizer & Modifier for Polymers: Incorporated into various polymer systems to modify rheological properties, improve impact resistance, and enhance compatibility with other resins.
• Printing Ink Resins: Serves as a vehicle or resin in specialty printing inks, contributing to gloss, adhesion, and drying characteristics.
• Corrosion-Resistant Linings: Formulated into linings and primers for chemical storage tanks and industrial equipment due to its inherent resistance to strong acids and organic solvents.
• Electrical Insulating Varnishes: Utilized in the formulation of wire enamels and insulating varnishes for its dielectric properties and thermal stability.

Basic Information

Product Name	Castor Oil, Dehydrated, Polymer With Benzoic Acid, p-tert-Butylbenzoic Acid, Glycerol And Phthalic Anhydride
CAS No.	121053-39-2
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Polymeric Material (Contact for details)
Synonyms	Dehydrated Castor Oil Alkyd Resin; DCO Modified Alkyd; Benzoic Acid/p-tert-Butylbenzoic Acid/Glycerol/Phthalic Anhydride Polymer with Dehydrated Castor Oil; Castor Oil Alkyd Resin, Modified; Polymeric Plasticizer from Castor Oil; Alkyd Resin 121053-39-2; Fatty Acid Modified Phthalic Alkyd
EINECS	Contact for details

Quality Control

Our production of this specialty alkyd resin adheres to strict quality management protocols to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, viscosity, solids content, and color are rigorously tested. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with each shipment to support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flames. Due to its chemical nature, ensure storage areas are separate from strong oxidizing agents.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 8
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Solids Content (%)	70 ± 2
Identification (IR)	Conforms to standard

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