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High-entropy rare earth molybdate ceramic fiber as well as preparation method and application thereof
The invention discloses a high-entropy rare earth molybdate ceramic fiber and a preparation method and application thereof, the chemical formula of the ceramic fiber is RE6MoO12, RE is selected from at least five of La, Y, Sm, Eu, Gd, Er, Ho and Tm, and the rare earth elements are in equal stoichiometric ratio or nearly equal stoichiometric ratio. The preparation method of the high-entropy rare earth molybdate ceramic fiber comprises the following steps: carrying out electrostatic spinning on a solution containing a rare earth metal source, a Mo source and a spinning auxiliary agent, and carrying out high-temperature heat treatment to prepare the high-entropy rare earth molybdate ceramic fiber. The diameter of the prepared high-entropy rare earth molybdate ceramic fiber is 200-1000 nm, the near-infrared reflectivity is high, and the high-entropy rare earth molybdate ceramic fiber has wide application prospects in the fields of heat insulation, heat preservation and the like.
本发明公开一种高熵稀土钼酸盐陶瓷纤维及其制备方法和应用，本发明的陶瓷纤维的化学式为RE6MoO12，其中，RE选自La、Y、Sm、Eu、Gd、Er、Ho和Tm中的至少五种，且各稀土元素为等化学计量比或近等化学计量比。本发明的高熵稀土钼酸盐陶瓷纤维的制备方法包括将含有稀土金属源、Mo源、纺丝助剂的溶液进行静电纺丝、高温热处理制备得到所述高熵稀土钼酸盐陶瓷纤维。本发明制备的高熵稀土钼酸盐陶瓷纤维的直径在200‑1000nm，且近红外反射率高，在隔热、保温等领域具有较广阔的应用前景。
High-entropy rare earth molybdate ceramic fiber as well as preparation method and application thereof
The invention discloses a high-entropy rare earth molybdate ceramic fiber and a preparation method and application thereof, the chemical formula of the ceramic fiber is RE6MoO12, RE is selected from at least five of La, Y, Sm, Eu, Gd, Er, Ho and Tm, and the rare earth elements are in equal stoichiometric ratio or nearly equal stoichiometric ratio. The preparation method of the high-entropy rare earth molybdate ceramic fiber comprises the following steps: carrying out electrostatic spinning on a solution containing a rare earth metal source, a Mo source and a spinning auxiliary agent, and carrying out high-temperature heat treatment to prepare the high-entropy rare earth molybdate ceramic fiber. The diameter of the prepared high-entropy rare earth molybdate ceramic fiber is 200-1000 nm, the near-infrared reflectivity is high, and the high-entropy rare earth molybdate ceramic fiber has wide application prospects in the fields of heat insulation, heat preservation and the like.
本发明公开一种高熵稀土钼酸盐陶瓷纤维及其制备方法和应用，本发明的陶瓷纤维的化学式为RE6MoO12，其中，RE选自La、Y、Sm、Eu、Gd、Er、Ho和Tm中的至少五种，且各稀土元素为等化学计量比或近等化学计量比。本发明的高熵稀土钼酸盐陶瓷纤维的制备方法包括将含有稀土金属源、Mo源、纺丝助剂的溶液进行静电纺丝、高温热处理制备得到所述高熵稀土钼酸盐陶瓷纤维。本发明制备的高熵稀土钼酸盐陶瓷纤维的直径在200‑1000nm，且近红外反射率高，在隔热、保温等领域具有较广阔的应用前景。
High-entropy rare earth molybdate ceramic fiber as well as preparation method and application thereof
一种高熵稀土钼酸盐陶瓷纤维及其制备方法和应用
YANG FAN (author) / DENG QIYONG (author) / HUANG MINZHONG (author)
2024-12-27
Patent
Electronic Resource
Chinese
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
/
D01D
MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF MAN-MADE FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
,
Mechanische Verfahren oder Vorrichtungen für die Herstellung von produzierten Filamenten, Zwirnen, Fasern, Borsten oder Bändern
High-entropy rare earth niobium/tantalum/molybdate ceramic and preparation method thereof
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