Description

Tall-Linseed/Phthalic/Isophthalic/Pentaerythritol/Glycerol CAS NO 68459-17-6 is a specialized alkyd resin intermediate, a complex polyester derived from a blend of tall oil fatty acids, linseed oil, phthalic anhydride, isophthalic acid, pentaerythritol, and glycerol. This compound matters for its role in formulating high-performance, modified alkyd resins that offer enhanced durability, flexibility, and chemical resistance compared to standard formulations. It is primarily needed by manufacturers in the coatings, inks, and adhesive industries seeking to develop premium products with specific performance characteristics.

Application

• High-Performance Industrial Coatings: As a key resin intermediate for manufacturing alkyd resins used in protective marine, automotive, and machinery coatings.
• Decorative Paints and Varnishes: For formulating durable, glossy finishes with excellent adhesion and weathering resistance for architectural applications.
• Printing Inks: Used in the production of resin binders for fast-drying, high-gloss offset and packaging inks.
• Adhesives and Sealants: Serves as a polymeric modifier to enhance flexibility, tack, and bond strength in various adhesive formulations.
• Specialty Polymers: As a building block for creating custom polyester polyols for polyurethane coatings and elastomers.
• Corrosion-Resistant Primers: A critical component in primer formulations designed for metal substrates, offering excellent barrier properties.

Basic Information

Product Name	Tall-Linseed/Phthalic/Isophthalic/Pentaerythritol/Glycerol
CAS No.	68459-17-6
Molecular Formula	Complex Mixture / Polymer
Molecular Weight	Varies by formulation and degree of polymerization
Synonyms	Alkyd Resin Intermediate; Modified Alkyd Polyol; Tall Oil-Linseed Alkyd; Phthalic-Isophthalic Alkyd Resin; Penta-Glycerol Alkyd; Fatty Acid Modified Polyester Polyol; TOFA-Linseed Alkyd Intermediate; Polyester Resin Precursor
EINECS	Contact for details

Quality Control

Our Tall-Linseed/Phthalic/Isophthalic/Pentaerythritol/Glycerol is manufactured under a strict quality management system. Each batch undergoes rigorous testing for critical parameters including acid value, hydroxyl value, viscosity, and color 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, well-ventilated area at room temperature (15-25°C/59-77°F). Keep away from strong acids and organic solvents. The product has a limited shelf life; first-in, first-out (FIFO) inventory practices are recommended.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 12
Acid Value (mg KOH/g)	≤ 10
Hydroxyl Value (mg KOH/g)	As per grade
Viscosity (at 25°C)	Reported per COA
Solids Content (%)	As per grade
Identification (IR)	Conforms to structure

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