Description

Linseed Oil, Glycerin, Pentaerythritol, Phthalic Anhydride Polymer is a specialized alkyd resin intermediate, synthesized from the polycondensation of its key monomers. This compound is engineered to deliver a balanced combination of flexibility, adhesion, and durability, making it a critical precursor for high-performance coatings. It is primarily required by manufacturers in the paints, varnishes, and industrial coatings sectors seeking to formulate products with enhanced weathering resistance and mechanical properties.

Application

• Primary Raw Material for Alkyd Resins: Serves as the foundational polymer backbone for a wide range of air-drying and modified alkyd resins.
• Industrial and Architectural Coatings: Used in the formulation of protective paints for metal structures, machinery, and building exteriors.
• High-Gloss Enamels and Varnishes: Imparts excellent gloss retention and flow properties in wood finishes and decorative enamels.
• Corrosion-Resistant Primers: A key component in primer formulations designed for long-term metal substrate protection.
• Printing Inks: Utilized in specific ink systems requiring good pigment wetting and film formation.
• Adhesive and Sealant Modifier: Enhances the flexibility and adhesion characteristics of certain industrial adhesives.

Basic Information

Product Name	Linseed Oil, Glycerin, Pentaerythritol, Phthalic Anhydride Polymer
CAS No.	66070-66-4
Molecular Formula	Complex Polymer Mixture
Molecular Weight	Varies (Polymer Distribution)
Synonyms	Alkyd Resin, Pre-polymer; Linseed Alkyd; Pentaerythritol Phthalate Alkyd; Glycerol Phthalate Alkyd; Alkyd Resin Intermediate; Fatty Acid Modified Polyester; Drying Oil Alkyd; CAS 66070-66-4
EINECS	Contact for details

Quality Control

Our alkyd resin intermediate is manufactured under a stringent quality management system. Each batch is tested against critical parameters including 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 protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and 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 container sealed when not in use to prevent skin formation and maintain product integrity.

Specification

Item	Specification
Appearance	Viscous liquid
Color (Gardner)	≤ 8
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z4
Non-Volatile Matter (%)	70 ± 2
Solvent	Mineral Spirits / Xylene

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