With the continuous advancement of aerospace manufacturing, high-end equipment anti-corrosion and advanced composite material industries, the global market demand for cutting-edge silicon-based materials that balance convenient molding process and outstanding heat & oxidation resistance under extreme working conditions keeps growing steadily. Conventional high-temperature resistant thermosetting resins are prone to thermal decomposition and poor anti-oxidation performance under high temperatures. Meanwhile, traditional ceramic raw materials are rigid solid substances incapable of infiltrating preforms in liquid state, which leads to high processing thresholds and restricts their application in diverse composite material manufacturing. Against this industrial backdrop, IOTA 9108 organopolysilazane, which integrates the features of thermosetting resin and ceramic precursor, has become a pivotal raw material for high-temperature coatings and advanced composites by virtue of its exclusive molecular structure advantages.



IOTA 9108 organopolysilazane is a homogeneous liquid precursor polymer constructed by repeated Si-N units in its molecular backbone at ambient temperature. Its liquid form delivers remarkable flexibility in industrial processing. The most distinctive merit lies in its dual application functions: during conventional fabrication procedures, it can be directly adopted as standard thermosetting resin for casting, coating and shaping. Manufacturers are able to utilize existing resin production lines without extensive equipment renovation. Under mild controlled pyrolysis conditions, ordered molecular rearrangement occurs inside the polymer, converting it into dense SiCN silicon carbonitride ceramics. The obtained SiCN ceramics possess exceptional heat resistance, oxidation resistance and anti-corrosion capacity, capable of enduring long-term high-temperature oxidation and acid-base erosion, effectively solving the bottlenecks of insufficient thermal stability of organic resins and poor processability of solid ceramics.

Benefiting from its stable physicochemical properties, IOTA 9108 has been widely applied across numerous high-end industrial sectors. For surface protection, it is formulated into high-temperature oxidation-resistant ceramic coatings and long-lasting anti-corrosion coatings for metallic components. In composite material production, it serves as an ideal impregnating agent for ceramic preforms in ceramic matrix composites and metal matrix composites, filling internal pores to enhance bulk density and mechanical strength of finished composites. Besides, it can be processed into high-temperature resistant adhesives and raw materials for organic-inorganic hybrid functional materials, serving heavy industry equipment, precision parts and new material research and development.

Compared with mainstream organopolysilazane products on the market, IOTA 9108 features stable formulation, consistent purity of pyrolyzed products and tiny batch-to-batch property deviations, which perfectly meets the requirements of large-scale continuous industrial production. Currently, high-temperature resistant advanced new materials worldwide are developing toward lightweight, long-service-life and extreme-environment-resistant directions. Ceramic precursor polymers like organopolysilazanes realize the whole technological chain from liquid shaping to solid high-performance ceramics. Driven by the booming aerospace and energy equipment industries, silicon-nitrogen precursors represented by IOTA 9108 will further expand application scenarios and provide reliable raw material support for material upgrading within high-end manufacturing industries in the long run.