Description

Bis(2,3-Epoxypropyl) Phthalate is a specialized epoxy-functionalized phthalate derivative, serving as a high-performance reactive diluent and cross-linking agent in advanced polymer systems. Its unique bifunctional epoxide structure is critical for modifying resin viscosity and enhancing the final material's thermal stability and chemical resistance. This compound is essential for formulators and manufacturers in the epoxy resin, coatings, adhesives, and advanced composite materials industries seeking to optimize processing and end-product performance.

Application

• Reactive Diluent for Epoxy Resins: Used to reduce the viscosity of epoxy formulations for improved processability in casting, potting, and laminating applications.
• Cross-linking Agent: Imparts enhanced cross-link density to polymer networks, improving thermal and mechanical properties in high-performance coatings and adhesives.
• Electrical Insulation Materials: A key component in the production of insulating varnishes and encapsulants for electronic components.
• Composite Matrix Modifier: Incorporated into fiber-reinforced plastic (FRP) composites to tailor resin flow and final composite strength.
• Specialty Coatings: Used in formulating chemical-resistant and durable industrial floorings, tank linings, and protective coatings.
• Adhesive Formulations: Enhances the bond strength and environmental durability of structural and engineering adhesives.

Basic Information

Item	Detail
Product Name	Bis(2,3-Epoxypropyl) Phthalate
CAS No.	7195-45-1
Molecular Formula	C14H14O6
Molecular Weight	278.26 g/mol
Synonyms	Diglycidyl Phthalate; 1,2-Benzenedicarboxylic Acid, Bis(oxiranylmethyl) Ester; Phthalic Acid Diglycidyl Ester; DGP; Bis(glycidyl) Phthalate; N,N-Diglycidyl Phthalamide; Oxirane, 2,2'-[1,2-phenylenebis(oxymethylene)]bis-; Epoxy Resin Diluent D
EINECS	230-553-1

Quality Control

Our Bis(2,3-Epoxypropyl) Phthalate is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure consistency and meets high-purity standards suitable for industrial applications. Certificates of Analysis (COA) documenting key parameters such as assay, epoxide equivalent weight, and viscosity 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, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept sealed to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	Colorless to pale yellow viscous liquid
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0 %
Epoxide Equivalent Weight (EEW)	Contact for details
Viscosity (25°C)	Contact for details
Color (Gardner)	≤ 2
Water Content	≤ 0.1 %

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