Description

Phthalic Anhydride, Linseed Oil, Glycerin Resin is a synthetic resin produced by the esterification reaction of phthalic anhydride with linseed oil and glycerin. This versatile alkyd resin is valued for its excellent film-forming properties, durability, and adhesion, making it a critical component in high-performance coatings. It is primarily used by manufacturers in the paints, varnishes, and industrial coatings sectors seeking to enhance product longevity and finish quality.

Application

• Industrial and Architectural Paints: As a primary binder in air-drying and baking enamels for metal and wood substrates.
• Protective Coatings: Formulating corrosion-resistant primers and finishes for machinery, automotive parts, and structural steel.
• Printing Inks: Used in specialty inks requiring good gloss, flexibility, and drying properties.
• Wood Finishes and Varnishes: Providing a hard, protective, and glossy film for furniture and flooring applications.
• Adhesives and Sealants: As a modifying resin to improve tack, strength, and environmental resistance.
• Marine Coatings: Contributing to formulations that protect against water, salt, and UV degradation.

Basic Information

Product Name	Phthalic Anhydride, Linseed Oil, Glycerin Resin
CAS No.	68476-70-0
Molecular Formula	Complex polymer mixture
Molecular Weight	Varies by formulation
Synonyms	Alkyd Resin (Linseed Oil, Phthalic Anhydride, Glycerin); Linseed Alkyd; Glycerol Phthalate Linseed Oil Resin; Phthalic Alkyd Resin; Linseed Oil Modified Alkyd; Drying Oil Alkyd; Long Oil Alkyd Resin; Paint Resin Binder
EINECS	Contact for details

Quality Control

Our Phthalic Anhydride, Linseed Oil, Glycerin Resin is manufactured under a strict quality management system to ensure batch-to-batch consistency and performance. Key parameters such as acid value, viscosity, solids content, and color are rigorously tested. Certificates of Analysis (COA) documenting these specifications are available for every shipment 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. Keep away from 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, clear to amber
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt, 25°C)	Z2 - Z5
Non-Volatile Matter (%)	70 ± 2
Color (Gardner)	≤ 8
Drying Time (Set-to-touch, hours)	≤ 4

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