Description

1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol And 2,2'-Oxybis[Ethanol] is a specialized polymeric material derived from phthalic anhydride and glycols, offering a versatile platform for creating high-performance coatings and resins. This polymer is valued for its ability to impart excellent film-forming properties, adhesion, and chemical resistance to final formulations. It is a critical raw material for industrial manufacturers in the coatings, adhesives, and specialty plastics sectors seeking durable and reliable performance.

Application

• Industrial and Protective Coatings: Used as a key resin component in solvent-based and high-solids coatings for metal, wood, and concrete, providing corrosion resistance and durability.
• Adhesives and Sealants: Serves as a polymeric backbone in formulating structural adhesives, laminating adhesives, and industrial sealants with strong bonding characteristics.
• Printing Inks: Employed in the production of specialty printing inks, including overprint varnishes and packaging inks, to enhance gloss, rub resistance, and drying properties.
• Plasticizers and Modifiers: Acts as a polymeric plasticizer or modifier for other resin systems, such as PVC or polyurethanes, to improve flexibility and processing.
• Electrical Insulation Materials: Utilized in wire enamels and insulating varnishes due to its good dielectric properties and thermal stability.
• Textile and Leather Finishes: Incorporated into coatings and finishes for textiles and synthetic leather to provide water repellency, abrasion resistance, and a desired hand feel.

Basic Information

Item	Details
Product Name	1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol And 2,2'-Oxybis[Ethanol]
CAS No.	74721-66-7
Molecular Formula	(C8H4O3 · C2H6O2 · C4H10O3)n
Molecular Weight	Polymer - Contact for details
Synonyms	Phthalic Anhydride-Glycol Copolymer; Poly(phthalic anhydride-co-ethylene glycol-co-diethylene glycol); Phthalic Acid Polymer with Ethylene Glycol and Diethylene Glycol; Glycol Phthalate Resin; Polyglycol Phthalate; Alkyd Resin Precursor; Phthalic Anhydride/Ethylene Glycol/Diethylene Glycol Copolymer; PA/EG/DEG Copolymer
EINECS	Contact for details

Quality Control

Our production of 1,3-Isobenzofurandione, Polymer With 1,2-Ethanediol And 2,2'-Oxybis[Ethanol] adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent properties such as acid value, hydroxyl value, viscosity, and molecular weight distribution. 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). This material is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent absorption of atmospheric moisture, which can affect product performance.

Specification

Item	Specification
Appearance	Viscous liquid to solid resin
Color (Gardner)	≤ 3
Acid Value (mg KOH/g)	≤ 10
Hydroxyl Value (mg KOH/g)	Contact for details
Viscosity (at 25°C)	Contact for details
Solid Content (%)	Contact for details
Moisture Content (KF)	≤ 0.5%

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