Description

Castor Oil, Polymer With Bisphenol A, p-tert-Butylphenol, Formaldehyde, Glycerol, Maleic Anhydride, Rosin And Tung Oil is a specialized, high-performance polymeric resin engineered for demanding industrial applications. This complex co-polymerization product combines the unique properties of renewable castor and tung oils with synthetic monomers to deliver exceptional film formation, adhesion, and chemical resistance. It is a critical raw material for formulators seeking to enhance the durability and performance of protective coatings and adhesives. Key industries that rely on this advanced polymer include industrial coatings, marine paints, printing inks, and high-strength adhesive manufacturing.

Application

• High-Performance Industrial Coatings: Used as a film-forming resin in heavy-duty maintenance paints, marine and offshore coatings, and corrosion-resistant primers.
• Printing Inks: Serves as a key binder in specialty printing inks, including overprint varnishes and packaging inks, providing excellent gloss and rub resistance.
• Adhesives and Sealants: Acts as a tackifying and reinforcing resin in structural adhesives, pressure-sensitive adhesives (PSAs), and industrial sealants.
• Wood Finishes: Formulated into high-quality varnishes, lacquers, and wood stains that offer superior water resistance and durability.
• Automotive Coatings: Utilized in underbody coatings and other automotive refinish products requiring toughness and environmental resistance.
• Can and Coil Coatings: Provides essential flexibility and adhesion in coatings for metal packaging (cans) and pre-coated steel/aluminum coils.

Basic Information

Product Name	Castor Oil, Polymer With Bisphenol A, p-tert-Butylphenol, Formaldehyde, Glycerol, Maleic Anhydride, Rosin And Tung Oil
CAS No.	125408-55-1
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Contact for details
Synonyms	Modified Phenolic Resin; Tung Oil Modified Alkyd; Rosin-Modified Phenolic Resin; Castor Oil Alkyd Resin; Maleated Tung Oil Polymer; BPA-modified Polyester Resin; Printing Ink Resin; Coating Resin 125408-55-1
EINECS	Contact for details

Quality Control

Our production of this advanced polymeric resin adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, viscosity, color, and solids content are rigorously tested against internal specifications. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment. We support our global clients with documentation relevant to REACH and other regional regulatory frameworks.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C / 59-77°F). Keep away from heat, sparks, and open flame. This product is sensitive to strong acids and organic solvents; store separately from such materials. Under recommended conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous liquid, clear to amber
Color (Gardner)	≤ 12
Viscosity (at 25°C)	2000 - 6000 mPa·s
Acid Value	≤ 20 mg KOH/g
Solid Content	60 - 70 %
Solvent	Xylene / Aromatic Hydrocarbon blend

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