PROSPECTS FOR THE DEVELOPMENT OF COMPOSITE ADSORBENT TECHNOLOGY BASED ON SILICON AND CLAY MINERALS FROM KAZAKHSTAN FOR WATER PURIFICATION

This work explores new methods of water purification using silicon-based rocks and carbon nanomaterials. The article discusses the technology of modifying adsorbents based on silicon and clay with carbon nanotubes (CNT) to enhance their efficiency. By using various catalysts, the structural propertiesofcarbonnanotubesarealtered,whichimprovestheiradsorptioncapabilities.The study employs analytical methods such as scanning electron microscopy (SEM), transmission electron microscopy (TEM), BET surface area measurement, and laser particle size analysis to synthesize adsorbents and investigate their physical-chemical properties. The resulting nanomaterials areeffective at removing heavy metals from water, contributing to the development of environmentally safe water purification processes. The findings of the research show that the adsorbents possess high adsorptionproperties, and thereareconsiderationsfortheir industrial-scaleapplication. The studyalso discusses the potential for creating composite adsorbents based on Kazakhstan's silicon and clay deposits. The primary focus is on modifying these adsorbents with carbon nanomaterials, particularly carbon nanotubes, to significantly improve their adsorption properties. Due to their high surface area and unique structure, carbon nanotubes effectively remove heavy metals and other harmful chemical substances from water. Furthermore, the study examines industrial methods for synthesizingnanotubes using metal oxide-based catalysts, which can make the process efficient on an industrial scale. The research provides new insights into the development of environmentally safe and effective water purification technologies and demonstrates the economic potential of producing adsorbentsusing domestic raw materials