Description

Diphenyl Phthalate is a high-purity organic compound widely used as a specialty plasticizer and intermediate in advanced polymer formulations. This product is valued for its ability to enhance flexibility, durability, and processing characteristics in high-performance materials. It serves as a critical component for manufacturers in the plastics, coatings, and specialty chemical industries seeking reliable and consistent raw materials.

Application

• Primary plasticizer for high-temperature resistant polymers and specialty resins.
• Intermediate in the synthesis of advanced liquid crystal polymers (LCPs) and other high-performance engineering plastics.
• Additive in coating formulations to improve film flexibility and adhesion.
• Component in specialty adhesives and sealants requiring enhanced plasticization.
• Research and development chemical for novel material science applications.
• Potential use as a solvent or processing aid in specific chemical manufacturing processes.

Basic Information

Product Name	Diphenyl Phthalate
CAS No.	84-62-8
Molecular Formula	C20H14O4
Molecular Weight	318.32 g/mol
Synonyms	1,2-Benzenedicarboxylic Acid Diphenyl Ester; Diphenyl 1,2-Benzenedicarboxylate; Phthalic Acid Diphenyl Ester; Phenyl Phthalate; DPP; NSC 1541; Diphenylester Kyseliny Ftalove
EINECS	201-548-9

Quality Control

Our Diphenyl Phthalate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and physical properties. Certificates of Analysis (COA) documenting these results are provided and 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 at room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Melting Point	70 - 74 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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