Description

Poly(Benzoic Acid/Dehydrated Castor Oil/Pentaerythritol/Phthalic Anhydride/Tung Oil) is a specialized synthetic resin, specifically a modified alkyd resin, engineered for high-performance industrial coatings. This compound, CAS 67922-67-2, is valued for its unique combination of hardness, flexibility, and chemical resistance derived from its multi-component polymer structure. It is a critical raw material for formulators in the protective coatings, marine paints, and specialty inks industries seeking durable, fast-drying finishes.

Application

• High-Performance Industrial Coatings: Used as a primary resin in formulations for machinery, agricultural equipment, and metal structures requiring excellent adhesion and durability.
• Marine and Protective Paints: Ideal for anti-corrosive primers and topcoats for ships, offshore platforms, and coastal infrastructure due to its resistance to salt water and weathering.
• Specialty Printing Inks: Serves as a binder in high-gloss, fast-setting inks for packaging and publications, providing excellent laydown and rub resistance.
• Wood Finishes and Varnishes: Imparts a hard, protective film with good clarity and water resistance for furniture and flooring applications.
• Automotive Refinish Paints: Utilized in repair coatings for its rapid drying time, sandability, and final film integrity.
• Electrical Insulating Varnishes: Applied in the impregnation of motors and transformers for its dielectric strength and thermal stability.

Basic Information

Item	Detail
Product Name	Poly(Benzoic Acid/Dehydrated Castor Oil/Pentaerythritol/Phthalic Anydride/Tung Oil)
CAS No.	67922-67-2
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Varies by grade and polymerization degree
Synonyms	Alkyd Resin, Modified with Benzoic Acid and Tung Oil; Tung Oil Modified Alkyd; Pentaerythritol Phthalic Anhydride Alkyd Resin; Dehydrated Castor Oil Alkyd; Benzoated Alkyd Resin; DCO-Tung Oil Alkyd; Short Oil Alkyd Resin; Synthetic Resin 67922-67-2
EINECS	Contact for details

Quality Control

Our Poly(Benzoic Acid/Dehydrated Castor Oil/Pentaerythritol/Phthalic Anhydride/Tung Oil) is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent performance in viscosity, acid value, solids content, and color. Certificates of Analysis (COA) documenting these key parameters are available upon request to support your formulation and 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 flame. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid, clear to slightly hazy
Color (Gardner)	≤ 8
Solids Content	60 - 70 %
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Drying Time (Set-to-touch)	≤ 4 hours

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