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In the fascinating world of chemical materials, hydrogen - terminated phenyl polysiloxane IOTA - 233 is like a mysterious magician, opening up a new realm for us with its unique chemical properties and diverse application functions.
IOTA - 233 has a well - defined CAS number 68952 - 30 - 7, which serves as its unique identifier in the chemical field. Through this number, we can accurately access detailed information about it, including its chemical composition, properties, and applications. Although its chemical formula is not provided in detail, from its name and characteristics, we can infer that it has a complex silicon - oxygen bond structure, which endows it with unique physical and chemical properties.
Visually, IOTA - 233 is a colorless, transparent, and viscous liquid, giving a pure and high - quality impression. With a specific gravity between 1.00 and 1.01, it indicates that its density is similar to that of water, providing certain stability during liquid mixing and reaction processes. Its refractive index of 1.46 - 1.52 at 20℃ shows that it has a certain light - refracting ability, suggesting potential applications in optical coatings and other fields. The viscosity at 25℃ ranges from 5 to 5000mm²/s, a wide range that allows it to be adjusted according to different application requirements, meeting diverse production needs. A flash point greater than 110℃ implies that it has a certain level of safety and is relatively non - flammable during storage and use.
The hydrogen content (H%) in IOTA - 233 is between 0.35 and 0.75, a range that has been carefully controlled and optimized. The hydrogen content has a significant impact on its cross - linking performance. An appropriate hydrogen content ensures that when it acts as a cross - linker, it can effectively promote the cross - linking reaction between molecules, forming a stable three - dimensional network structure and thus improving the performance of the material.
IOTA - 233 has a wide range of application areas. In the preparation of addition - type silicone rubber, it can be used as a cross - linker to improve the physical properties and chemical stability of the silicone rubber, giving it better elasticity and heat resistance. In the applications of phenyl silicone rubber and phenyl silicone resin, it also plays a cross - linking role, enhancing the structural strength and weather resistance of the materials. In addition, it can be compounded with other materials to develop new materials with special properties, meeting the needs of different industries.
With its unique properties and wide - ranging applications, IOTA - 233 has become a rising star in the field of material innovation. As research continues to deepen and technology advances, it is believed that IOTA - 233 will show unique value in more fields and contribute to the development of material science.