Description

1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2,5-Furandione And 1,2-Propanediol is a specialized polymeric resin derived from key anhydride and diol monomers, offering a versatile platform for advanced material synthesis. This product is engineered to provide consistent performance and tailored properties for demanding industrial applications. It is primarily sought after by manufacturers in the coatings, adhesives, and specialty polymer industries seeking to enhance product durability and functionality.

Application

• Curing Agent for Epoxy Resins: Acts as a hardener to improve thermal stability and chemical resistance in high-performance epoxy systems.
• Alkyd Resin Modifier: Used to modify alkyd resins for coatings, enhancing drying time, hardness, and gloss retention.
• Polyester Resin Intermediate: Serves as a key building block in the synthesis of unsaturated polyester resins for composites and laminates.
• Adhesive Formulation: Imparts strong bonding characteristics and environmental resistance in structural and industrial adhesive formulations.
• Powder Coatings: Utilized in powder coating formulations to achieve excellent flow, leveling, and final film properties.
• Industrial & Protective Coatings: Provides corrosion resistance and durability in coatings for automotive, marine, and industrial equipment.
• Electrical Encapsulation: Employed in potting and encapsulation compounds for electronic components due to its insulating properties.
• Ink & Toner Binders: Functions as a binder resin in specialty printing inks and toners, contributing to adhesion and rub resistance.

Basic Information

Product Name	1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2,5-Furandione And 1,2-Propanediol
CAS No.	26588-55-6
Molecular Formula	(C8H4O3 · C2H6O2 · C4H2O3 · C3H8O2)x
Molecular Weight	Polymeric substance (variable)
Synonyms	Phthalic Anhydride-Ethylene Glycol-Maleic Anhydride-Propylene Glycol Copolymer; PA-EG-MA-PG Copolymer; Polyester Polyol based on Phthalic Anhydride, Maleic Anhydride, Ethylene Glycol, and Propylene Glycol; Maleic-Phthalic Polyester Polyol; Unsaturated Polyester Resin Precursor; Alkyd Resin Modifier; Copolymer of 1,3-Isobenzofurandione, 1,2-ethanediol, 2,5-furandione and 1,2-propanediol
EINECS	Contact for details

Quality Control

Our production of 1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol, 2,5-Furandione And 1,2-Propanediol adheres to stringent quality management protocols. Each batch undergoes rigorous testing to ensure consistency in key parameters such as acid value, hydroxyl value, viscosity, and color. Certificates of Analysis (COA) documenting these specifications are available upon request to support your quality assurance and regulatory compliance needs.

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 strong acids and organic solvents. The container must be kept tightly sealed to prevent moisture absorption and contamination.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	10 - 30
Hydroxyl Value (mg KOH/g)	50 - 150
Viscosity (at 25°C, mPa·s)	500 - 5000
Solid Content (%)	60 - 70
Glass Transition Temp (Tg)	Contact for details

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