Description

Castor Oil, Polymer With p-tert-Butylphenol, Formaldehyde And Tung Oil, Zinc Salt is a specialized zinc-modified phenolic resin derived from natural oils. This complex polymer is engineered to provide exceptional drying properties, chemical resistance, and adhesion promotion in advanced coating systems. It is a critical raw material for formulators in the industrial coatings, inks, and adhesive industries seeking to enhance product performance and durability.

Application

• High-Performance Industrial Coatings: Used as a resin modifier in air-drying and baking enamels for machinery, agricultural equipment, and metal substrates to improve hardness, gloss, and drying speed.
• Marine and Protective Coatings: Serves as a key component in anti-corrosive primers and topcoats, offering excellent resistance to water, salt spray, and harsh environmental conditions.
• Printing Inks: Employed in specialty ink formulations, particularly for overprint varnishes and metal-decorating inks, to enhance rub resistance, gloss, and adhesion.
• Adhesives and Sealants: Functions as a tackifier and cross-linking agent in structural and assembly adhesives, improving bond strength and thermal stability.
• Can and Coil Coatings: Utilized in coatings for food containers, beverage cans, and pre-coated metal coils to provide excellent flexibility, formability, and chemical resistance.
• Wood Finishes: Incorporated into varnishes and lacquers for furniture and flooring to achieve rapid drying, high build, and durable film properties.

Basic Information

Item	Detail
Product Name	Castor Oil, Polymer With p-tert-Butylphenol, Formaldehyde And Tung Oil, Zinc Salt
CAS No.	68551-70-2
Molecular Formula	Complex Polymer (Contact for details)
Molecular Weight	Variable (Contact for details)
Synonyms	Zinc Phenolic Resin; Tung Oil Modified Phenolic Resin; Zinc Salt of Phenol-Formaldehyde Resin with Castor Oil; p-tert-Butylphenol-Formaldehyde Polymer, Reaction Product with Castor Oil and Tung Oil, Zinc Salt; Phenolic Resin, Butylated, Reaction Product with Tung Oil and Castor Oil, Zinc Salt; Metal Coordinated Phenolic Resin; Drying Oil Modified Phenolic Resin; Zinc-Chelated Phenolic Polymer
EINECS	Contact for details

Quality Control

Our production of Castor Oil, Polymer With p-tert-Butylphenol, Formaldehyde And Tung Oil, Zinc Salt adheres to stringent quality management protocols to ensure batch-to-batch consistency and performance reliability. Each lot is tested against key parameters including viscosity, acid value, zinc content, and non-volatile matter. Certificates of Analysis (COA) documenting these results are provided with every shipment to support your quality assurance and regulatory compliance needs.

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). This product is easily oxidized; containers should be kept tightly sealed when not in use to minimize exposure to air. Keep away from heat sources and open flame.

Specification

Item	Specification
Appearance	Viscous liquid, amber to brown
Non-Volatile Matter	≥ 98.0 %
Viscosity (Gardner-Holdt, 25°C)	Z5 - Z6
Acid Value (mg KOH/g)	≤ 10.0
Zinc Content	1.5 - 3.5 %
Color (Gardner)	≤ 12
Solubility	Complete in aromatic hydrocarbons, esters, ketones

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