1. Overview of Polyimide Filament

● Polyimide filament is a high-performance polymer fiber with excellent physical properties and chemical stability.

● It is widely used in various fields including aviation, aerospace, electronic information, and biomedicine.

2. Manufacturing Process

● Involves special processes and equipment.

● Includes steps such as polymerization, spinning, and heat treatment.

● Polymerization is a key step that requires precise control of reaction conditions to ensure the molecular structure and performance of the fiber.

● During the spinning process, the polymer solution passes through a spinneret to form fibers, which undergo a series of heat treatments to perfect the fiber's structure and performance.

3. Physical Properties

● Features high strength, high modulus, good heat resistance, and fatigue resistance.

● Its strength and modulus are much higher than those of ordinary fibers, and it can maintain stable performance at high temperatures and resist chemical corrosion.

● Excellent electrical insulation properties and good biocompatibility.

4. Application Fields

● Aviation and Aerospace: Used for manufacturing structural components of airplanes, rockets, and other aerospace vehicles, such as wings and fuselages.

● Electronic Information: Used for making high-performance insulating materials and wires.

● Biomedicine: Used for manufacturing structural components and artificial organs of medical devices, and has advantages in producing high-performance medical textiles.

5. Future Prospects

● With continuous technological advancements and expanding application fields, the future prospects for polyimide filament are very broad.