Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Preparation method and application of ceramic nanofiber and silicon carbide fiber composite material
The invention relates to the technical field of fibers, and provides a preparation method and application of a ceramic nanofiber and silicon carbide fiber composite material, and the preparation method comprises the following steps: S1, dissolving an aluminum source in an organic solvent, adding (R)-A-lipoic acid tromethamine salt, stirring for 30-80 min, then adding a stabilizer, and stirring for 40-100 min to obtain a precursor solution 1; s2, dissolving sodium metasilicate nonahydrate into absolute ethyl alcohol to obtain a silicon-containing solution, dropwise adding deionized water while stirring, then adding lignin-based resin, stirring for 2-4 hours, adding acetone, and mixing to obtain a precursor solution 2; s3, performing double-needle electrostatic spinning on the precursor solution 1 and the precursor solution 2 in equal volume to obtain a film-shaped composite material; and S4, calcining the film-shaped composite material to obtain the ceramic nanofiber and silicon carbide fiber composite material. The composite material disclosed by the invention has the characteristics of high temperature resistance and good mechanical property, is applied to the field of electronic semiconductors, and has better market value.
本发明涉及纤维技术领域，提供了一种陶瓷纳米纤维和碳化硅纤维复合材料的制备方法及其应用，包含如下步骤：S1.将铝源溶解于有机溶剂中，加入(R)‑A‑硫辛酸氨基丁三醇盐，搅拌30‑80min，随后加入稳定剂，搅拌40‑100min后，得到前驱体溶液1；S2.将九水偏硅酸钠溶解到无水乙醇中，得到含硅溶液，边搅拌边逐滴加入去离子水，再加入木质素基树脂，搅拌2‑4h，加入丙酮混合，得到前驱体溶液2；S3.将前驱体溶液1和前驱体溶液2等体积进行双针头静电纺丝得到膜状复合材料；S4.将膜状复合材料进行煅烧得到陶瓷纳米纤维和碳化硅纤维复合材料。本发明的复合材料具有耐高温和力学性能佳的特性，用于电子半导体领域，具有较好的市场价值。
Preparation method and application of ceramic nanofiber and silicon carbide fiber composite material
The invention relates to the technical field of fibers, and provides a preparation method and application of a ceramic nanofiber and silicon carbide fiber composite material, and the preparation method comprises the following steps: S1, dissolving an aluminum source in an organic solvent, adding (R)-A-lipoic acid tromethamine salt, stirring for 30-80 min, then adding a stabilizer, and stirring for 40-100 min to obtain a precursor solution 1; s2, dissolving sodium metasilicate nonahydrate into absolute ethyl alcohol to obtain a silicon-containing solution, dropwise adding deionized water while stirring, then adding lignin-based resin, stirring for 2-4 hours, adding acetone, and mixing to obtain a precursor solution 2; s3, performing double-needle electrostatic spinning on the precursor solution 1 and the precursor solution 2 in equal volume to obtain a film-shaped composite material; and S4, calcining the film-shaped composite material to obtain the ceramic nanofiber and silicon carbide fiber composite material. The composite material disclosed by the invention has the characteristics of high temperature resistance and good mechanical property, is applied to the field of electronic semiconductors, and has better market value.
本发明涉及纤维技术领域，提供了一种陶瓷纳米纤维和碳化硅纤维复合材料的制备方法及其应用，包含如下步骤：S1.将铝源溶解于有机溶剂中，加入(R)‑A‑硫辛酸氨基丁三醇盐，搅拌30‑80min，随后加入稳定剂，搅拌40‑100min后，得到前驱体溶液1；S2.将九水偏硅酸钠溶解到无水乙醇中，得到含硅溶液，边搅拌边逐滴加入去离子水，再加入木质素基树脂，搅拌2‑4h，加入丙酮混合，得到前驱体溶液2；S3.将前驱体溶液1和前驱体溶液2等体积进行双针头静电纺丝得到膜状复合材料；S4.将膜状复合材料进行煅烧得到陶瓷纳米纤维和碳化硅纤维复合材料。本发明的复合材料具有耐高温和力学性能佳的特性，用于电子半导体领域，具有较好的市场价值。
Preparation method and application of ceramic nanofiber and silicon carbide fiber composite material
一种陶瓷纳米纤维和碳化硅纤维复合材料的制备方法及其应用
ZHAO XINGLEI (Autor:in) / JIANG PAN (Autor:in) / HUA TING (Autor:in)
12.11.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
D01F
Chemische Gesichtspunkte bei der Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern
,
CHEMICAL FEATURES IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
/
C04B
Kalk
,
LIME
/
C08H
DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
,
Derivate von natürlichen makromolekularen Verbindungen
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