Silicon and its minerals like Silica (Silicon Dioxide) are widely used for various applications in many industries, more specifically, the solar cell films, batteries, Electronics, Automobile, Construction and Pharmaceutical industries. Rice hush ash (RHA) obtained by the complete combustion of rice...
Silicon and its minerals like Silica (Silicon Dioxide) are widely used for various applications in many industries, more specifically, the solar cell films, batteries, Electronics, Automobile, Construction and Pharmaceutical industries. Rice hush ash (RHA) obtained by the complete combustion of rice husk is identified as a natural source of silica with 90- 98% content. This organic raw material, assumed to be the highest pool of silica, is a major agricultural waste discarded in lump sum. The possibility of extracting silica from rice husk by burning it at an optimum temperature is a topic of great interest. The objective of the present work is to extract nanosilica and silica from RHA and to investigate the influence of various processing parameters such as incineration temperature, duration of heating, mode of cooling etc. on the microstructural properties of the extracted materials. Alkali extraction method was employed for the extraction of pure silica from RHA, and refluxing method was further practiced to obtain nanosilica. The structural investigation on the synthesized particles suggests the effectiveness of this process and stands out as an easy and economic method to convert an agricultural waste to a product with potential of great commercial applications in energy, automobile & pharmaceutical sectors.
Silicon and its minerals like Silica (Silicon Dioxide) are widely used for various applications in many industries, more specifically, the solar cell films, batteries, Electronics, Automobile, Construction and Pharmaceutical industries. Rice hush ash (RHA) obtained by the complete combustion of rice husk is identified as a natural source of silica with 90- 98% content. This organic raw material, assumed to be the highest pool of silica, is a major agricultural waste discarded in lump sum. The possibility of extracting silica from rice husk by burning it at an optimum temperature is a topic of great interest. The objective of the present work is to extract nanosilica and silica from RHA and to investigate the influence of various processing parameters such as incineration temperature, duration of heating, mode of cooling etc. on the microstructural properties of the extracted materials. Alkali extraction method was employed for the extraction of pure silica from RHA, and refluxing method was further practiced to obtain nanosilica. The structural investigation on the synthesized particles suggests the effectiveness of this process and stands out as an easy and economic method to convert an agricultural waste to a product with potential of great commercial applications in energy, automobile & pharmaceutical sectors.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.