Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Preparation method of long spiral fiber toughened ceramic-based composite material
The invention discloses a preparation method of a long spiral fiber toughened ceramic matrix composite material, and particularly relates to the technical field of additive manufacturing, and the preparation method comprises the following steps: 1) preparing a long spiral fiber phenolic resin composite material; 2) modeling and splitting a target structure, and processing the long spiral fiber phenolic resin composite material according to requirements to prepare a module with a regular structure; 3) assembling and bonding the modules by using phenolic resin to obtain a phenolic resin material; 4) carrying out carbonization treatment on the prepared phenolic resin material to obtain a carbon-containing preform; and 5) in a vacuum environment, liquid silicon is infiltrated into the carbon-containing preform for reaction, and the continuous and compact long spiral fiber toughened ceramic matrix composite material is prepared. The invention aims to provide a brand-new and effective long spiral fiber reinforced ceramic which can break through the problem that the long spiral fiber reinforced ceramic with a complex structure is difficult to form, so that the urgent demand of rapidly developed aerospace technology on high-performance ceramic matrix composite materials and parts is met.
本发明公开了一种长螺旋纤维增韧陶瓷基复合材料的制备方法，具体涉及增材制造技术领域，包括以下步骤：1）制备长螺旋纤维的酚醛树脂复合材料；2）对目标结构进行建模并拆分，根据需求将长螺旋纤维的酚醛树脂复合材料加工制得结构规整的模块；3）将模块使用酚醛树脂进行组装粘接，得到酚醛树脂材料；4）将制得酚醛树脂材料进行碳化处理，得到含碳预制体；5）在真空环境中，将液态硅渗入含碳预制体内反应，制备得到连续致密的长螺旋纤维增韧陶瓷基复合材料。本发明的目的在于提供一种全新的且行之有效的，可以突破具有复杂结构的长螺旋纤维增强陶瓷难以成型的问题，从而满足飞速发展的航空航天技术对高性能陶瓷基复合材料及部件的迫切需求。
Preparation method of long spiral fiber toughened ceramic-based composite material
The invention discloses a preparation method of a long spiral fiber toughened ceramic matrix composite material, and particularly relates to the technical field of additive manufacturing, and the preparation method comprises the following steps: 1) preparing a long spiral fiber phenolic resin composite material; 2) modeling and splitting a target structure, and processing the long spiral fiber phenolic resin composite material according to requirements to prepare a module with a regular structure; 3) assembling and bonding the modules by using phenolic resin to obtain a phenolic resin material; 4) carrying out carbonization treatment on the prepared phenolic resin material to obtain a carbon-containing preform; and 5) in a vacuum environment, liquid silicon is infiltrated into the carbon-containing preform for reaction, and the continuous and compact long spiral fiber toughened ceramic matrix composite material is prepared. The invention aims to provide a brand-new and effective long spiral fiber reinforced ceramic which can break through the problem that the long spiral fiber reinforced ceramic with a complex structure is difficult to form, so that the urgent demand of rapidly developed aerospace technology on high-performance ceramic matrix composite materials and parts is met.
本发明公开了一种长螺旋纤维增韧陶瓷基复合材料的制备方法，具体涉及增材制造技术领域，包括以下步骤：1）制备长螺旋纤维的酚醛树脂复合材料；2）对目标结构进行建模并拆分，根据需求将长螺旋纤维的酚醛树脂复合材料加工制得结构规整的模块；3）将模块使用酚醛树脂进行组装粘接，得到酚醛树脂材料；4）将制得酚醛树脂材料进行碳化处理，得到含碳预制体；5）在真空环境中，将液态硅渗入含碳预制体内反应，制备得到连续致密的长螺旋纤维增韧陶瓷基复合材料。本发明的目的在于提供一种全新的且行之有效的，可以突破具有复杂结构的长螺旋纤维增强陶瓷难以成型的问题，从而满足飞速发展的航空航天技术对高性能陶瓷基复合材料及部件的迫切需求。
Preparation method of long spiral fiber toughened ceramic-based composite material
一种长螺旋纤维增韧陶瓷基复合材料的制备方法
YANG HAITANG (Autor:in) / HE TAIJUN (Autor:in) / LV QIANLONG (Autor:in)
19.09.2023
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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