Basic information
Product name: 4,4'-Oxydiphthalic anhydride (ODPA)
CAS: 1823-59-2
Molecular Structure:
Formula: C16H6O7
MW: 310.21
Physical Properties of 4,4'-Oxydiphthalic anhydride ODPA :
Mp: 225-229 °C(lit.)
Bp: 410.39°C (rough estimate)
Density: 1.4942 (rough estimate)
Purity: 99%Min.
Appearance: White powder
Applications of 4,4'-Oxydiphthalic anhydride (ODPA) CAS 1823-59-2:
Polymer Synthesis: ODPA is a key monomer used in the synthesis of polyimides, a class of polymers known for their exceptional thermal stability, mechanical strength, and chemical resistance. Polyimides derived from ODPA are employed in aerospace, electronics, and automotive industries due to their ability to withstand extreme temperatures and harsh environments.
Composite Materials: ODPA-based polymers are also used as matrix resins in the manufacture of high-performance composites, where they reinforce fibers like carbon or glass. These composites exhibit exceptional strength-to-weight ratios, making them ideal for lightweight structural applications.
Coatings and Adhesives: Due to their durability and resistance to chemicals and heat, ODPA-derived polymers are sometimes employed in the formulation of coatings and adhesives for specialized applications, such as protective coatings for metal surfaces or bonding agents in high-temperature environments.
Electronic Materials: In the electronics industry, ODPA-based polymers can be used as dielectric layers in capacitors, insulating films, and other electronic components, leveraging their low moisture absorption and high dielectric strength.
Storage of 4,4'-Oxydiphthalic anhydride (ODPA) CAS 1823-59-2:
Shelf Life: Store in an are-tight and light-resistant container, avoid heat and moisture.