Polysilazane, a hybrid inorganic-organic polymer, is a versatile material that has gained significant attention due to its unique properties and wide range of applications. It is primarily used as a precursor for the fabrication of ceramic materials, especially silicon-based ceramics. The chemical structure of polysilazane, which contains both silicon-nitrogen bonds, makes it an ideal candidate for a variety of industrial applications, including in the fields of ceramics, coatings, aerospace, and electronics.
1. Ceramic Material Synthesis

Polysilazane is commonly used as a precursor for silicon nitride (Si₃N₄) and other silicon-based ceramics. When heated, polysilazane undergoes a chemical transformation known as pyrolysis, where it converts into silicon nitride and other ceramic phases. These ceramic materials are highly valued for their superior mechanical properties, high-temperature resistance, and excellent wear resistance. Polysilazane-derived ceramics are commonly used in the production of advanced components in automotive, aerospace, and industrial machinery.
2. Coatings and Protective Films

One of the key applications of polysilazane is in the formulation of high-performance coatings and protective films. Polysilazane coatings provide excellent thermal stability, corrosion resistance, and resistance to high-energy radiation. These properties make polysilazane coatings ideal for use in extreme environments such as in the aerospace industry, where components are subjected to high temperatures and mechanical stress. Moreover, these coatings are also used to protect electronic devices, improving their longevity and functionality.
3. Aerospace Applications

In the aerospace sector, polysilazane-based materials have been used for manufacturing heat-resistant coatings, as well as components such as thermal insulation materials. Silicon-based ceramics derived from polysilazane are known for their ability to withstand high temperatures and aggressive environmental conditions. These materials are used in turbine engines, rocket propulsion systems, and other high-temperature environments, where they can offer increased performance and reliability compared to traditional materials.

Room termperature curing polysilazane, pls check IOTA 9150, IOTA 9150A. 
High termperature curing polysilazane, pls check IOTA 9108, IOTA 9118.