Methyl silicone resin is a special resin dissolved in toluene with a high content of SiO2 (about 80% content under the solid resin content calculation [DSC]), making it an ideal adhesive for high-temperature environments of 300°C or more. Some tests have indicated that this resin, dissolved in toluene, has excellent properties and can be widely used in bonding processes in high-temperature environments.
1. Properties of Methyl Silicone Resin
Methyl silicone resin has many excellent chemical properties, such as
(1) It has good high-temperature resistance and can maintain stability in a high-temperature environment.
(2) Good corrosion resistance to acids, alkalis and other chemicals.
(3) Good weathering performance, able to maintain stability in outdoor environments for a long time.
(4) It has good abrasion resistance and can resist wear and tear to a certain extent.
(5) It has good insulating properties, and can play the role of insulation protection in electrical equipment.
(6) It has good aging resistance and can maintain long-term stability.
Nevertheless, methyl silicone resin also has more intuitive shortcomings, such as, its production process is complex, resulting in higher costs; processing difficulty is high, easily lead to bubbles, cracks and other defects affecting product quality; at the same time, compared with some metal materials or it is slightly poor wear resistance.
2. Preparation and application of methyl silicone resin
In industrial production, usually choose in organic solvents for hydrolysis polycondensation reaction to prepare methyl silicone resin. Commonly used solvents include toluene, xylene, isopropyl alcohol, n-butanol and so on.
The specific operation method is to react methyltrichlorosilane with water in an organic solvent, and adjust the rate of the hydrolysis polycondensation reaction by controlling the reaction conditions, such as temperature, hydrochloric acid concentration, etc., in order to obtain soluble and fusible methylsilicone resin products. The reaction is usually carried out under more moderate conditions, such as hydrolysis in excess ice water or organic solvents, to obtain the desired product properties.
Methyl silicone resins have a variety of applications in industry, such as being used as moisture, abrasion and weather resistant surface coatings for non-transparent materials, and can be applied to porous stone and wood products. The product can be quickly cured into an insoluble and non-melting substance at room temperature, or its storage period can be extended by storing it at low temperature or formulating it into a solution.
In conclusion, the preparation and application of methyl silicone resin is of great significance in the chemical industry, and it is necessary to strictly control the reaction conditions during the production process to obtain the required product properties, and pay attention to the storage and use conditions of the product to ensure the quality of the product and the effect of application.
With the rapid development of aerospace, submarine and automotive industries, there is an urgent need for high-performance lightweight materials with good thermal stability, so it is important to develop resins with high performance. With the increase in demand, the market for methyl silicone resins is also stimulated to rise. In addition, the rapid development of the global construction industry and the increased demand for high-performance coatings are driving the wide application of methyl silicone resins in the field of construction materials.
In addition, the demand for low VOC (Volatile Organic Compounds) products is also increasing with the rising awareness of environmental protection and the strengthening of government regulations on environmental protection, and methyl silicone resin, as a low VOC environmentally friendly material, is favored by the market.In the future, with the rapid development of emerging markets and continuous technological innovation, the methyl silicone resin market is expected to continue to maintain a steady growth trend. This will also surely lead to more intense competition in the industry, so companies need to continuously improve product quality and technology and develop innovative products to meet market demand and maintain a competitive advantage.

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