4,4′-oxydiphthalic anhydride/ODPA CAS:1478-61-1

Short Description:

4,4′-oxydiphthalic anhydride, also known as ODPA, is an organic compound widely used in various industries. It is a white crystalline substance that possesses excellent heat resistance, chemical stability, and electrical insulation properties. ODPA is primarily utilized as a key building block in the production of heat-resistant and high-performance polymers.

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1. Heat Resistance: 4,4′-oxydiphthalic anhydride exhibits exceptional heat resistance, making it an ideal choice for applications requiring high-temperature stability.

2. Chemical Stability: ODPA possesses remarkable chemical stability, making it suitable for use in various harsh chemical environments.

3. Electrical Insulation: With excellent electrical insulation properties, this compound finds extensive application in the production of insulating materials for electronics and electrical devices.

Applications:

1. High-Performance Polymers: 4,4′-oxydiphthalic anhydride serves as a crucial ingredient for manufacturing polyimides, polyesters, and polybenzimidazoles, all renowned for their superior mechanical strength and heat resistance. These high-performance polymers find applications in the aerospace, automotive, electronics, and other demanding industries.

2. Insulating Materials: The electrical insulation properties of ODPA make it an indispensable component in the production of insulating films, coatings, and adhesives used in electrical cables, transformers, and electronic devices.

3. Composites: This versatile chemical can be incorporated into various composite materials, enhancing their mechanical properties, fire resistance, and dimensional stability.