Description

1,2-Benzenedicarboxylic Anhydride, Glycerin, Pentaerythritol, Linseed Oil, Soybean Oil Polymer is a specialized alkyd resin intermediate, synthesized from a precise blend of phthalic anhydride, polyols, and drying oils. This polymer is engineered to deliver exceptional film-forming properties, adhesion, and durability in formulated coatings. It is a critical raw material for manufacturers in the paints, coatings, inks, and adhesive industries seeking to enhance product performance and consistency.

Application

• Primary binder and film-forming agent in air-drying alkyd resin formulations.
• Key component in industrial and architectural paints, providing gloss retention and weather resistance.
• Modifying resin for printing inks to improve adhesion and rub resistance on various substrates.
• Base polymer for corrosion-resistant primers and metal coatings.
• Raw material for specialty adhesives and sealants requiring flexibility and strong bonding.
• Intermediate for further chemical modification to create urethane alkyds or other high-performance resins.

Basic Information

Product Name	1,2-Benzenedicarboxylic Anhydride, Glycerin, Pentaerythritol, Linseed Oil, Soybean Oil Polymer
CAS No.	67774-60-1
Molecular Formula	Complex Polymer - Contact for details
Molecular Weight	Varies by formulation - Contact for details
Synonyms	Alkyd Resin (from Phthalic Anhydride, Glycerol, Pentaerythritol, Linseed & Soybean Oils); Modified Alkyd Polymer; Phthalic Alkyd Resin; Drying Oil Alkyd; Linseed-Soybean Alkyd; Penta Alkyd Resin; Glycerol Phthalate Alkyd; Coating Resin Intermediate
EINECS	Contact for details

Quality Control

Our alkyd resin intermediates are produced under strict quality management systems. Each batch is tested against key parameters including acid value, viscosity, color, and solids content to ensure consistent performance and batch-to-batch reliability. Certificates of Analysis (COA) detailing product 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 away from heat sources and open flame. Keep away from strong acids and organic solvents. Typical recommended storage temperature is between 15°C and 25°C (59°F and 77°F).

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 8
Acid Value (mg KOH/g)	≤ 10
Viscosity (Gardner-Holdt)	Z2 - Z6
Solids Content (%)	60 - 70
Oil Length	Long / Medium

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