Description

Linseed Oil, Polymer With Isophthalic Acid, Phthalic Anhydride And Trimethylolpropane is a specialized alkyd resin synthesized from natural linseed oil and key aromatic acids. This compound matters for its excellent film-forming properties, providing durable, flexible, and glossy coatings with good weathering resistance. It is primarily needed by manufacturers in the protective coatings, industrial paints, and printing inks industries seeking high-performance, sustainable resin solutions.

Application

• As a primary resin binder in high-gloss industrial enamels and maintenance paints.
• Formulation of corrosion-resistant coatings for metal substrates, including machinery and structural steel.
• Key component in air-drying decorative paints and wood varnishes, leveraging its good drying properties.
• Manufacture of flexographic and lithographic printing inks requiring good pigment wetting and adhesion.
• Production of primer surfaces that promote adhesion for subsequent topcoats.
• Use in marine coatings where flexibility and moisture resistance are critical.
• As a modifying resin to enhance the flexibility and durability of other coating systems.

Basic Information

Product Name	Linseed Oil, Polymer With Isophthalic Acid, Phthalic Anhydride And Trimethylolpropane
CAS No.	68458-35-5
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Linseed Alkyd Resin; Isophthalic Alkyd Resin; TMP-modified Linseed Alkyd; Phthalic Anhydride-Linseed Oil Polymer; Alkyd resin based on linseed oil, isophthalic acid, phthalic anhydride and trimethylolpropane; Long Oil Isophthalic Alkyd; Drying Oil Modified Alkyd Resin
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards for resin manufacturing. Key parameters such as acid value, viscosity, solids content, and color are strictly monitored. Certificates of Analysis (COA) are available upon request to guarantee batch-to-batch consistency and performance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flames. Under recommended storage conditions, the product remains stable for the duration of its shelf life.

Specification

Item	Specification
Appearance	Viscous liquid
Color (Gardner)	≤ 8
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z5
Solids Content (%)	70 ± 2
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.