1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane, identified by its CAS No. 17875-55-7, stands as a pivotal chemical compound in the realm of advanced material science. This specialized organosilicon compound is highly valued for its unique properties and indispensable role in enhancing the performance and durability of various polymeric systems.

Known by several synonyms, including Bis(dimethylsiloxy)diphenylsilane, Tetramethyl diphenyl dihydrogen trisiloxane, and 3,3-diphenyl-1,1,5,5-tetramethyltrisiloxane, its chemical identity is precisely defined by its molecular formula, C16H24O2Si3, and a molecular weight of 332.61700. This intricate structure contributes directly to its superior functional capabilities in demanding industrial applications.

From a physical and chemical perspective, 1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane presents as a colorless clear liquid. Its characteristic properties include a density of 0.994, a boiling point of 292°C, and a flash point of 130°C. Furthermore, it boasts an index of refraction of 1.500. These specific parameters ensure its stability and optimal performance in various processing conditions, making it a reliable component in formulation processes.

The primary utility of this compound lies in its exceptional ability to function as a crosslinker. It is critically employed in the production and modification of high-performance materials such as liquid silicone rubber, phenyl silicone rubber, and phenyl resin. As a crosslinker, it facilitates the formation of a robust, three-dimensional network within the polymer matrix. This crosslinking process is fundamental to significantly improving the mechanical strength, thermal stability, chemical resistance, and overall durability of the final products, thereby extending their service life and enhancing their functional reliability in critical applications.

Purity is paramount for specialized chemicals, and 1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane meets stringent quality standards with a typical purity of ≥99.0%. Packaging is typically in 200 kg drums, though custom packaging options are available to meet specific customer requirements, ensuring flexibility and convenience for various operational scales. For optimal preservation of its properties, the product should be stored in a cool, ventilated place, away from direct sunlight and sources of ignition, adhering to standard chemical storage protocols.

As industries continually seek materials with enhanced performance characteristics, the demand for high-quality crosslinkers like 1,1,5,5-Tetramethyl-3,3-diphenyltrisiloxane remains strong. When seeking a dependable manufacturer and supplier of this essential compound, it is crucial to partner with an established entity that guarantees product integrity and consistent quality. Considerations such as competitive price and efficient logistics are key factors for those looking to buy or purchase this vital chemical for their production processes. A trusted source ensures that your material needs are met with precision and reliability, supporting innovation across diverse industrial sectors.