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Preparation method of carbon nanotube toughened boron carbide ceramic
The invention discloses a preparation method of carbon nanotube toughened boron carbide ceramic, which belongs to the technical field of composite materials. The preparation method of the carbon nanotube toughened boron carbide ceramic comprises the following steps: S1, uniformly mixing carbon nanotubes and carbon black in proportion, putting a mixture into a synthesis cavity, and putting boric acid powder into a preheating cavity; S2, continuously introducing inert gas into the synthesis cavity from the preheating cavity, then heating the synthesis cavity to a set temperature, then heating the preheating cavity to a set temperature, and carrying out a reaction; S3, naturally cooling to room temperature, opening the synthesis cavity, and taking out the high-purity boron carbide/carbon nanotube composite material; and S4, adding water and glucose into the high-purity boron carbide/carbon nanotube composite material, carrying out ball milling, uniformly mixing, carrying out spray granulation, carrying out cold press molding, and carrying out vacuum hot press sintering to obtain the high-toughness and high-hardness carbon nanotube toughened boron carbide ceramic. According to the method, the carbon nanotube toughened boron carbide ceramic can be efficiently prepared.
一种碳纳米管增韧碳化硼陶瓷制备方法，属于复合材料技术领域。该碳纳米管增韧碳化硼陶瓷制备方法，包括以下步骤：S1，将碳纳米管与炭黑按比例混合均匀，放入合成腔体，并将硼酸粉体放入预热腔体；S2，自预热腔体向合成腔体持续通入惰性气体，然后加热合成腔体至设定温度，再加热预热腔体至设定温度，进行反应；S3，自然冷却至室温后，打开合成腔体取出高纯碳化硼/碳纳米管复合材料；S4，将高纯碳化硼/碳纳米管复合材料加水和葡萄糖，球磨混合均匀，喷雾造粒、冷压成型、真空热压烧结，得到高韧性、高硬度的碳纳米管增韧碳化硼陶瓷。本发明能够高效地制取碳纳米管增韧碳化硼陶瓷。
Preparation method of carbon nanotube toughened boron carbide ceramic
The invention discloses a preparation method of carbon nanotube toughened boron carbide ceramic, which belongs to the technical field of composite materials. The preparation method of the carbon nanotube toughened boron carbide ceramic comprises the following steps: S1, uniformly mixing carbon nanotubes and carbon black in proportion, putting a mixture into a synthesis cavity, and putting boric acid powder into a preheating cavity; S2, continuously introducing inert gas into the synthesis cavity from the preheating cavity, then heating the synthesis cavity to a set temperature, then heating the preheating cavity to a set temperature, and carrying out a reaction; S3, naturally cooling to room temperature, opening the synthesis cavity, and taking out the high-purity boron carbide/carbon nanotube composite material; and S4, adding water and glucose into the high-purity boron carbide/carbon nanotube composite material, carrying out ball milling, uniformly mixing, carrying out spray granulation, carrying out cold press molding, and carrying out vacuum hot press sintering to obtain the high-toughness and high-hardness carbon nanotube toughened boron carbide ceramic. According to the method, the carbon nanotube toughened boron carbide ceramic can be efficiently prepared.
一种碳纳米管增韧碳化硼陶瓷制备方法，属于复合材料技术领域。该碳纳米管增韧碳化硼陶瓷制备方法，包括以下步骤：S1，将碳纳米管与炭黑按比例混合均匀，放入合成腔体，并将硼酸粉体放入预热腔体；S2，自预热腔体向合成腔体持续通入惰性气体，然后加热合成腔体至设定温度，再加热预热腔体至设定温度，进行反应；S3，自然冷却至室温后，打开合成腔体取出高纯碳化硼/碳纳米管复合材料；S4，将高纯碳化硼/碳纳米管复合材料加水和葡萄糖，球磨混合均匀，喷雾造粒、冷压成型、真空热压烧结，得到高韧性、高硬度的碳纳米管增韧碳化硼陶瓷。本发明能够高效地制取碳纳米管增韧碳化硼陶瓷。
Preparation method of carbon nanotube toughened boron carbide ceramic
碳纳米管增韧碳化硼陶瓷制备方法
LIU YUAN (author) / WANG JIN'E (author) / DONG MING (author)
2020-04-17
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
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