**PPSU polyphenylsulfone**

**1、 Introduction**

PPSU (Polyphenylsulfone) is a high-performance engineering plastic that has been widely used in many fields due to its unique chemical structure and excellent performance. The benzene ring on the main chain of PPSU provides high heat resistance and mechanical properties, while the ether bond provides excellent fluidity and processing performance.

**2、 Main features**

1. * * High temperature resistance * *: PPSU has excellent high temperature resistance, usually able to withstand working temperatures up to 180 ° C, and even higher temperatures under specific conditions.

2. * * Chemical Stability * *: PPSU has excellent corrosion resistance to various chemical substances, including acids, bases, phenols, etc., allowing it to maintain stable performance in harsh environments.

3. * * Mechanical Performance * *: PPSU has good mechanical strength and rigidity, as well as high impact strength and wear resistance.

4. * * Electrical Insulation * *: PPSU is an excellent electrical insulation material suitable for applications in the electronic and electrical fields.

5. Transparency: PPSU has good transparency and is suitable for applications that require transparent or semi transparent materials.

6. * * Weather resistance * *: PPSU is not easily affected by environmental factors such as UV rays and moisture, and has good weather resistance.

**3、 Application**

1. * * Medical Devices * *: PPSU has a wide range of applications in the field of medical devices, such as transparent covers, casings, device fixtures, etc. It is favored by the medical industry due to its high temperature resistance, chemical corrosion resistance, and other characteristics.

2. * * Food processing equipment * *: PPSU is used as a component in food processing equipment and as a component in contact with food, such as parts of food processing machinery, tableware, water bottles, etc., and is favored for its high temperature resistance and food safety performance.

3. * * Aerospace field * *: PPSU is used in the aerospace field to manufacture aircraft components, cabin decorations, etc., and is favored due to its lightweight, high temperature resistance and other characteristics.

4. * * Industrial Equipment * *: PPSU is used to manufacture various components of industrial equipment, such as pumps, valves, pipeline connectors, etc. It is widely used in the industrial field due to its high temperature resistance, corrosion resistance, and other characteristics.

**4、 Processing technology**

Blow molding of PPSU is a common processing technique mainly used for manufacturing containers of various shapes and sizes. This technology includes steps such as raw material preparation, melting, injection, blow molding, demolding, modification, and testing and packaging. PPSU blow molding technology, with its heat resistance and processing characteristics, enables PPSU to produce products with various complex shapes and stable performance.

In summary, PPSU polyphenylsulfone has been widely used in multiple fields due to its excellent performance, and its development prospects are broad.