Preparation method of nano tungsten carbide

• Main Authors: XIAO YINGYI, JIANG JIAFA, TANG WEI, WANG YANFEI, HE XI, GUAN JIANHONG, ZHOU BAOLU, CHEN YUBAI
• Format: Patent
• Language: Chinese; English
• Published: 05.09.2023
• Subjects: CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; METALLURGY; NANOTECHNOLOGY; NON-METALLIC ELEMENTS; PERFORMING OPERATIONS; SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; TRANSPORTING

The invention belongs to the technical field of nano materials, and particularly relates to a preparation method of nano tungsten carbide. The invention provides a preparation method of nano tungsten carbide, which comprises the following steps: pressing tungsten oxide to obtain a tungsten oxide pressed blank; the tungsten oxide compact is subjected to flame gasification, obtained tungsten oxide steam is cooled and collected, and nano tungsten oxide particles are obtained; the nano tungsten oxide particles are reduced, and nano tungsten powder is obtained; and mixing the nano tungsten powder with carbon, and carbonizing the obtained mixed powder to obtain the nano tungsten carbide. The preparation process provided by the invention is simple and convenient, high-quality nano tungsten oxide and nano tungsten carbide can be obtained, and the preparation method is suitable for industrial production. 本发明属于纳米材料技术领域，具体涉及一种纳米碳化钨的制备方法。本发明提供了一种纳米碳化钨的制备方法，包括以下步骤：将氧化钨进行压制，得到氧化钨压坯；将所述氧化钨压坯进行火焰气化，将得到的氧化钨蒸气进行冷却收集，得到纳米氧化钨颗粒；