Description

Soybean Oil, Polymer With Glycerol, Isophthalic Acid, Pentaerythritol And Phthalic Anhydride CAS NO 67989-66-6 is a specialized alkyd resin derived from renewable and petrochemical feedstocks. This polymer is engineered to provide a unique balance of flexibility, adhesion, and chemical resistance for demanding industrial coatings. It is a critical raw material for formulators in the paints, coatings, and inks industries seeking to enhance product performance and sustainability profiles.

Application

This versatile alkyd resin is designed for high-performance applications where durability and finish are paramount.

• Industrial and Protective Coatings: As a primary binder in metal primers, machinery enamels, and corrosion-resistant finishes.
• Architectural Paints: For high-quality exterior and interior paints requiring excellent gloss retention and weatherability.
• Printing Inks: Used in specialty inks for its fast-setting properties and good pigment wetting.
• Adhesives and Sealants: As a modifying resin to improve flexibility and adhesion to diverse substrates.
• Wood Finishes: In varnishes and stains for furniture and flooring, offering a hard, durable film.
• Automotive Refinish: As a component in repair paints for its excellent sanding and polishing characteristics.

Basic Information

Item	Detail
Product Name	Soybean Oil, Polymer With Glycerol, Isophthalic Acid, Pentaerythritol And Phthalic Anhydride
CAS No.	67989-66-6
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Alkyd Resin, Soybean Oil Modified; Soybean Oil Alkyd; Glycerol-Isophthalic Acid-Phthalic Anhydride-Soybean Oil Copolymer; Pentaerythritol-Modified Soybean Alkyd; Long Oil Soybean Alkyd Resin; Drying Alkyd Resin; Poly(glycerol isophthalate phthalate), soybean oil-modified; Resin, alkyd, soybean oil-glycerol-isophthalic acid-phthalic anhydride-pentaerythritol
EINECS	Contact for details

Quality Control

Our production of this alkyd resin adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as acid value, viscosity, solids content, and color are rigorously monitored. Certificates of Analysis (COA) documenting all relevant 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 away from heat sources and open flame. Due to its chemical nature, keep away from strong acids and organic solvents. For long-term stability, storage at temperatures between 15-25°C (59-77°F) is recommended.

Specification

Item	Specification
Appearance	Viscous liquid, clear to pale yellow
Solids Content	60 - 70 %
Viscosity (Gardner-Holdt)	Z2 - Z5
Acid Value	≤ 10 mg KOH/g
Color (Gardner)	≤ 6
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.