Description

Linseed Oil, Polymer With Ethylene Glycol, Pentaerythritol And Phthalic Anhydride is a specialized alkyd resin derived from natural linseed oil, modified with polyols and phthalic anhydride. This compound is engineered to provide a unique balance of flexibility, adhesion, and durability, making it a critical component in high-performance coating formulations. It is primarily sought after by manufacturers in the industrial coatings, printing inks, and specialty adhesives sectors for its excellent film-forming properties and compatibility with various pigments and additives.

Application

• Industrial Coatings: As a primary resin binder in air-drying and baking enamels for machinery, agricultural equipment, and metal substrates, offering excellent weather resistance and gloss retention.
• Printing Inks: Used in the formulation of lithographic and letterpress inks, contributing to rapid setting, good rub resistance, and vibrant color development.
• Wood Finishes: A key component in varnishes and wood stains, providing deep penetration, enhanced grain definition, and a durable protective film.
• Corrosion-Resistant Primers: Formulated into primers for steel and iron, where its excellent adhesion and barrier properties help prevent rust and corrosion.
• Specialty Adhesives & Sealants: Imparts flexibility and toughness to mastics, caulks, and adhesive formulations designed for construction and automotive applications.
• Artists' Paints & Mediums: Used in high-quality oil paints and painting mediums for artists, valued for its clarity, yellowing resistance, and brushability.

Basic Information

Product Name	Linseed Oil, Polymer With Ethylene Glycol, Pentaerythritol And Phthalic Anhydride
CAS No.	67989-62-2
Molecular Formula	Complex Polymer (Copolymer)
Molecular Weight	Varies (Polymer)
Synonyms	Linseed Alkyd Resin; Phthalic Anhydride-Pentaerythritol-Ethylene Glycol-Linseed Oil Copolymer; Alkyd Resin from Linseed Oil; Modified Linseed Oil Alkyd; Long Oil Alkyd Resin; Drying Oil Alkyd; Copolymer of Linseed Oil, Ethylene Glycol, Pentaerythritol and Phthalic Anhydride
EINECS	Contact for details

Quality Control

Our Linseed Alkyd Resin is manufactured under strict process controls to ensure batch-to-batch consistency and performance reliability. Quality is verified through a comprehensive suite of tests including acid value, viscosity, color, and solids content. A Certificate of Analysis (COA) detailing all relevant specifications is provided with every shipment to guarantee compliance with your formulation requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and open flames. Recommended storage temperature is between 15°C and 25°C (59°F and 77°F). Keep away from strong acids and organic solvents. Under these conditions, the product remains stable for a minimum of 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Viscous, clear to pale yellow liquid
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt, 25°C)	Z2 - Z4
Color (Gardner)	≤ 8
Non-Volatile Matter (%)	70 ± 2
Drying Time (Tack-free, hours)	≤ 6
Solvent (Typical)	Mineral Spirits / White Spirit

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