Description

1,3-Isobenzofurandione, Polymer With 1,5-Pentanediol, Di-2-Propenoate is a specialized polymeric resin derived from phthalic anhydride, offering a unique combination of reactivity and film-forming properties. This compound is engineered to serve as a high-performance intermediate or additive, providing enhanced durability and cross-linking capabilities in advanced material formulations. It is primarily utilized by manufacturers in the coatings, adhesives, and specialty polymer industries seeking to improve product performance and longevity.

Application

• As a reactive diluent or cross-linking agent in the formulation of high-performance UV-curable coatings and inks.
• Key intermediate in the synthesis of specialty polyester resins for industrial adhesives and sealants.
• Component in the production of thermosetting plastics requiring excellent chemical and thermal resistance.
• Used as a modifier to enhance the flexibility and adhesion properties of polymer composites.
• Potential use in the formulation of encapsulation materials for electronics.
• Employed in R&D for developing novel biomaterials and controlled-release matrices.

Basic Information

Product Name	1,3-Isobenzofurandione, Polymer With 1,5-Pentanediol, Di-2-Propenoate
CAS No.	80940-33-6
Molecular Formula	(C8H4O3·C5H12O2·C3H4O2)n
Molecular Weight	Polymeric substance (Contact for details)
Synonyms	Phthalic Anhydride-Pentanediol-Acrylate Copolymer; Poly(phthalic anhydride-co-1,5-pentanediol diacrylate); 1,5-Pentanediol, polymer with 1,3-isobenzofurandione and 2-propenoic acid; Acrylated Polyester Resin based on Phthalic Anhydride; Pentanediol Phthalate Acrylate Oligomer; PA-PDO-DA Polymer; Reactive Polyester Acrylate; CAS 80940-33-6
EINECS	Contact for details

Quality Control

Our production of 1,3-Isobenzofurandione, Polymer With 1,5-Pentanediol, Di-2-Propenoate adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing to ensure consistency in molecular weight distribution, viscosity, acid value, and residual monomer content. Certificates of Analysis (COA) detailing these specifications are provided to guarantee compliance with your technical requirements and support your own quality assurance processes.

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/59-77°F). Due to its properties, the material should be kept under an inert atmosphere (e.g., nitrogen) to prevent oxidation and moisture uptake. Keep away from heat sources and incompatible materials.

Specification

Item	Specification
Appearance	Viscous liquid to semi-solid
Color (Gardner)	≤ 4
Acid Value (mg KOH/g)	≤ 10.0
Viscosity (at 25°C, cP)	Reported on COA
Solid Content (%)	≥ 98.0
Identification (IR)	Conforms
Residual Monomer (HPLC)	≤ 0.5%

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