Description

Castor Oil, Dehydrated, Polymer With Pentaerythritol, Phthalic Anhydride And Soybean Oil is a specialized alkyd resin derived from modified vegetable oils, designed to offer a unique balance of properties for advanced coating formulations. This polymer is valued for its ability to enhance film flexibility, adhesion, and drying characteristics while providing a more sustainable profile compared to purely petrochemical-based resins. It is primarily utilized by formulators in the paints, coatings, inks, and adhesive industries seeking to improve product performance and meet evolving environmental standards.

Application

• Industrial and Protective Coatings: As a resin component in air-drying and baking enamels for metal substrates, machinery, and agricultural equipment.
• Architectural Paints: Used in the formulation of high-quality interior and exterior house paints, primers, and undercoats for improved durability and application properties.
• Printing Inks: Serves as a binder in offset, lithographic, and specialty printing inks to enhance gloss, rub resistance, and pigment wetting.
• Adhesives and Sealants: Imparts flexibility and adhesion in the production of industrial adhesives, caulks, and mastics.
• Wood Finishes: A key ingredient in varnishes, stains, and lacquers for furniture and flooring, contributing to film formation and protective qualities.
• Corrosion-Resistant Primers: Formulated into primers for automotive, marine, and structural steel applications due to its good adhesion and barrier properties.

Basic Information

Product Name	Castor Oil, Dehydrated, Polymer With Pentaerythritol, Phthalic Anhydride And Soybean Oil
CAS No.	67989-48-4
Molecular Formula	Complex Polymer - Contact for details
Molecular Weight	Variable - Contact for details
Synonyms	Alkyd resin from dehydrated castor oil, pentaerythritol, phthalic anhydride, and soybean oil; Modified alkyd resin; DCO-Soy alkyd; Dehydrated castor oil alkyd resin; Pentaerythritol phthalate alkyd; Soybean oil alkyd resin; Polyester resin from vegetable oils; Fatty acid modified polyester
EINECS	Contact for details

Quality Control

Our alkyd resins are manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency in key parameters such as acid value, viscosity, color, and solids content. Certificates of Analysis (COA) documenting these specifications are available upon request 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). This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat sources and open flame. For long-term storage, consider blanketing with an inert gas such as nitrogen to prevent skin formation and maintain product integrity.

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	Mineral spirits / Xylene blend
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.