Raw Materials and Preparation Methods

Silicone resin is typically synthesized using organochlorosilanes (such as methylchlorosilane or phenylchlorosilane) through hydrolysis and condensation reactions. The organic groups (e.g., methyl or phenyl) in these raw materials significantly influence the final properties of the silicone resin. For instance, a higher phenyl content often enhances heat resistance and radiation tolerance.
The most common preparation method is hydrolytic condensation. In this process, organochlorosilanes undergo hydrolysis to form silanols, which then condense to create silicone resins with specific molecular weights and cross-linked structures. Other methods, such as emulsion polymerization, are also employed based on production needs to achieve desired performance and efficiency.

Applications

Electronics and Electrical Fields: Silicone resin is widely used in the encapsulation and insulation of circuit boards and electronic components. For instance, it serves as an insulating varnish for motor windings, enhancing insulation performance and ensuring stable operation. It is also used in electronic potting materials to protect components from environmental damage.

Coatings Industry: Silicone resin is used in high-temperature and weather-resistant coatings. These coatings are applied to industrial equipment, building exteriors, and outdoor structures for protection and decoration, effectively extending their service life.

Automotive Industry: Silicone resin is employed in surface treatments for automotive parts, such as high-temperature coatings for engine components and protective paints for car bodies, improving durability and performance.

Aerospace Industry: Due to its outstanding performance, silicone resin is used in critical aerospace applications, such as high-temperature and space-resistant protective coatings, and insulation for electronic systems, ensuring reliable operation in extreme environments.

With its versatility and robust properties, silicone resin plays a vital role across a wide range of industries.

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