Description

Tung Oil/Rosin/Phenol/Formaldehyde/Pentaerythritol Polymer is a specialized synthetic resin engineered for high-performance industrial applications. This polymer combines the unique properties of tung oil, rosin, and phenolic resins to deliver exceptional durability, adhesion, and chemical resistance. It is primarily utilized by manufacturers in the coatings, adhesives, and composite materials industries seeking to enhance product longevity and performance under demanding conditions.

Application

• High-Performance Industrial Coatings: Used as a key binder in corrosion-resistant paints, marine varnishes, and heavy-duty industrial finishes.
• Specialty Adhesives and Sealants: Serves as a tackifying and strengthening resin in structural adhesives, laminating glues, and sealant formulations.
• Composite Material Binders: Acts as a matrix resin in fiber-reinforced plastics (FRP) and friction materials (e.g., brake linings, clutch facings).
• Printing Inks: Imparts gloss, rub resistance, and rapid drying properties in specialty printing inks.
• Electrical Insulating Varnishes: Formulated into wire enamels and insulating coatings for electrical components.
• Foundry Core Binders: Used as a binder resin in sand cores and molds for metal casting.

Basic Information

Product Name	Tung Oil/Rosin/Phenol/Formaldehyde/Pentaerythritol Polymer
CAS No.	68152-72-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Tung oil phenolic resin; Rosin-modified phenolic resin; Pentaerythritol ester of rosin-modified phenolic resin; Tung oil modified phenol formaldehyde resin; Polymer of tung oil, rosin, phenol, formaldehyde and pentaerythritol; 68152-72-7; Tung oil rosin phenol formaldehyde pentaerythritol polymer
EINECS	Contact for details

Quality Control

Our Tung Oil/Rosin/Phenol/Formaldehyde/Pentaerythritol Polymer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistent performance, including assessments of viscosity, acid value, softening point, and color. A comprehensive Certificate of Analysis (COA) documenting these specifications is provided with every shipment to guarantee compliance with your technical requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from heat sources and incompatible materials. Due to its oxidizable nature, it is recommended to store under an inert atmosphere or with minimal headspace after opening. Recommended storage temperature is 15-25°C (59-77°F).

Specification

Item	Specification
Appearance	Amber to brown solid or viscous liquid
Softening Point (Ring & Ball)	80 - 120 °C
Acid Value	≤ 20 mg KOH/g
Color (Gardner)	≤ 12
Viscosity (at 25°C, 60% in solvent)	Contact for details
Solubility	Soluble in common organic solvents (esters, ketones, aromatic hydrocarbons)

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