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Применить Всего найдено 2. Отображено 2.
08-08-2023 дата публикации

Perovskite energetic material DAP-4 (at) TATB micro-nano core-shell structure and preparation method thereof

Номер: CN116553986A
Автор: HU LISHUANG, LIU YANG, HU SHUANGQI, LYU TIANCHENG, QIU YU, DUAN YIBING, ZHANG XI, SHANG XIAOYU, WANG HUINAN, ZHANG TIANQI
Принадлежит:

The invention discloses a perovskite energetic material DAP-4 (at) TATB micro-nano core-shell structure and a preparation method thereof.The preparation method includes the steps that DAP-4 particles are added into ethyl acetate to be subjected to ultrasonic dispersion, and a first solution is obtained; magnetically stirring the first solution, adding a fluororubber-ethyl acetate solution at a constant speed, heating and stirring to obtain a second solution; adding TATB particles into the second solution, and continuously heating and stirring until the solvent is thoroughly evaporated to obtain a first product; and washing out the first product by using absolute ethyl alcohol, carrying out suction filtration, and drying the first product, thereby obtaining the perovskite energetic material DAP-4 (at) TATB micro-nano core-shell structure. According to the invention, DAP-4 is used as a core sensitive energetic material, fluororubber is used as an intermediate modifier, TATB is used as a shell ...

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Номер записи: 1
25-08-2023 дата публикации

Perovskite energetic material DAP-4-based micro-nano core-shell structure and preparation method thereof

Номер: CN116640034A
Автор: HU LISHUANG, LIU YANG, HU SHUANGQI, LYU TIANCHENG, QIU YU, DUAN YIBING, ZHANG XI, SHANG XIAOYU, LEI CHAOGANG, LIU YIFU
Принадлежит:

The invention discloses a preparation method of a perovskite energetic material DAP-4-based micro-nano core-shell structure, which comprises the following steps: adding ethyl acetate into DAP-4, and carrying out ultrasonic dispersion to obtain a first solution; magnetically stirring the first solution, adding an EVA-dichloroethane solution at a constant speed, and continuously heating and stirring to obtain a second solution; taking insensitive explosive or metal powder, adding the second solution, and continuously heating and stirring to obtain a first product; and flushing out the first product by using absolute ethyl alcohol, and then drying to obtain the perovskite energetic material DAP-4-based micro-nano core-shell structure. According to the invention, DAP-4 is used as a core sensitive energetic material, an organic compound EVA is used as an intermediate modifier, an insensitive explosive or metal powder is used as a shell material, and a solvent-nonsolvent method is adopted to ...

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Номер записи: 2