Description

Castor Oil, Dehydrated, Polymer With Pentaerythritol, Phthalic Anhydride, Soybean Oil And Vinyltoluene is a specialized alkyd resin derived from a co-polymerization of modified vegetable oils and aromatic monomers. This compound matters for its unique combination of flexibility, adhesion, and chemical resistance, making it a high-performance binder. It is primarily needed by formulators in the coatings, adhesives, and ink industries seeking sustainable, high-quality resin solutions.

Application

• Industrial Coatings: As a primary resin in high-durability alkyd paints for machinery, agricultural equipment, and metal substrates.
• Protective & Marine Coatings: Formulating corrosion-resistant primers and topcoats that offer excellent moisture barrier properties.
• Adhesive Formulations: Serving as a tackifying and binding agent in structural and pressure-sensitive adhesives.
• Printing Inks: Used in specialty ink formulations requiring good pigment wetting, gloss, and film formation.
• Wood Finishes: As a component in varnishes and stains to enhance depth of color, durability, and drying characteristics.
• Modifier for Other Polymers: To improve the flexibility and adhesion of other resin systems like epoxies or phenolics.

Basic Information

Product Name	Castor Oil, Dehydrated, Polymer With Pentaerythritol, Phthalic Anhydride, Soybean Oil And Vinyltoluene
CAS No.	68082-13-3
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Varies by grade and polymerization degree
Synonyms	Alkyd resin from dehydrated castor oil, pentaerythritol, phthalic anhydride, soybean oil, and vinyltoluene; Modified alkyd resin; Vinyltoluene modified alkyd; DCO alkyd resin; Soy-alkyd copolymer; Pentaerythritol phthalate alkyd; Aromatic modified vegetable oil resin
EINECS	Contact for details

Quality Control

Our alkyd resin products undergo rigorous quality testing to ensure batch-to-batch consistency and compliance with industry standards. Key parameters such as acid value, viscosity, solids content, and color are strictly monitored. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Keep away from strong acids and organic solvents. Under these conditions, the product is stable for the period indicated on the label.

Specification

Item	Specification
Appearance	Viscous liquid, clear to slightly hazy
Color (Gardner)	≤ 8
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Non-Volatile Matter (%)	70 ± 2
Solvent (Typical)	Mineral spirits / Xylene blend

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