Description

Soybean Oil, Polymer With Pentaerythritol And Phthalic Anhydride is a specialized alkyd resin intermediate, synthesized from renewable soybean oil, pentaerythritol, and phthalic anhydride. This compound is valued for its ability to impart flexibility, adhesion, and durability to final polymeric products. It is primarily sought by manufacturers in the coatings, adhesives, and polymer modification industries seeking bio-based or enhanced-performance resin components.

Application

• Primary Component in Alkyd Resins: Used in the formulation of air-drying and baking alkyd resins for industrial and decorative coatings.
• Polymer Plasticizer and Modifier: Enhances the flexibility and impact resistance of rigid polymers, including PVC and certain polyesters.
• Adhesive and Sealant Formulations: Serves as a tackifying and film-forming agent in construction and automotive sealants.
• Printing Ink Vehicles: Acts as a resinous binder in oil-based printing inks, contributing to gloss and substrate adhesion.
• Rust-Preventive Primers: A key ingredient in primers that provide excellent adhesion to metal surfaces and corrosion inhibition.
• Wood Finishes and Varnishes: Imparts a durable, protective film with good penetration for wood treatment products.

Basic Information

Product Name	Soybean Oil, Polymer With Pentaerythritol And Phthalic Anhydride
CAS No.	66070-60-8
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Alkyd resin, soybean oil-pentaerythritol-phthalic; Soybean oil alkyd resin; Pentaerythritol phthalic anhydride soybean oil polymer; Soybean oil modified alkyd; Phthalic anhydride-pentaerythritol-soybean oil copolymer; Soybean oil-pentaerythritol-phthalic resin; Alkyd resin intermediate (soybean oil); Modified drying oil resin
EINECS	Contact for details

Quality Control

Our production of Soybean Oil, Polymer With Pentaerythritol And Phthalic Anhydride adheres to stringent quality management protocols. Each batch is tested against critical parameters such as acid value, viscosity, color, and solids content to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area away from heat sources and incompatible materials such as strong acids and organic solvents. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Solids Content (%)	60 - 70
Identification (IR)	Conforms

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