Description

Dicyclohexyl-3,4,3',4'-Tetracarboxylic Dianhydride is a high-purity, specialized aromatic dianhydride monomer of significant importance in advanced polymer synthesis. Its core value lies in its ability to impart exceptional thermal stability, mechanical strength, and chemical resistance to the resulting polymeric materials. This compound is essential for R&D scientists and production engineers in the high-performance plastics, advanced composites, and specialty coatings industries seeking to develop next-generation materials.

Application

• Polyimide Precursor: A key monomer for synthesizing novel polyimide resins and films with superior thermal and mechanical properties for aerospace and electronics.
• High-Temperature Polymers: Used in the production of engineering plastics capable of withstanding extreme environments.
• Epoxy Curing Agent & Modifier: Enhances the heat resistance and structural integrity of epoxy systems for advanced composites.
• Specialty Coatings: Formulation of high-performance, durable coatings for industrial and automotive applications.
• Liquid Crystal Polymer (LCP) Synthesis: Serves as a building block for high-performance LCPs used in precision components.
• Pharmaceutical Intermediate: Potential use in the synthesis of complex organic molecules and active pharmaceutical ingredients (APIs).
• Adhesive Formulations: Development of high-strength, temperature-resistant adhesives.
• Research & Development: Critical for academic and industrial research into new polymeric materials and their properties.

Basic Information

Product Name	Dicyclohexyl-3,4,3',4'-Tetracarboxylic Dianhydride
CAS No.	122640-83-9
Molecular Formula	C22H22O6
Molecular Weight	382.41 g/mol
Synonyms	1,1'-Bicyclohexyl-3,4,3',4'-tetracarboxylic dianhydride; 3,4,3',4'-Bicyclohexyltetracarboxylic dianhydride; Dicyclohexyl-3,4,3',4'-tetracarboxylic acid dianhydride; Bicyclohexyl-3,4,3',4'-tetracarboxylic dianhydride; HBPDA; Dicyclohexyltetracarboxylic Dianhydride; 3,3',4,4'-Dicyclohexyltetracarboxylic Dianhydride; 3,4,3',4'-Dicyclohexanetetracarboxylic Dianhydride
EINECS	Contact for details

Quality Control

Our Dicyclohexyl-3,4,3',4'-Tetracarboxylic Dianhydride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity, IR for identification, and Karl Fischer titration for moisture content, to ensure it meets precise specifications for advanced applications. Certificates of Analysis (COA) documenting all critical parameters are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 10 ppm
Residue on Ignition	≤ 0.1%

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