Preparation method of enhanced layered ceramic bulletproof sheet

The invention discloses a preparation method of an enhanced layered ceramic bulletproof sheet. The preparation method comprises the following steps: 1) mixing ceramic raw material powder, a binder, aplasticizer, a dispersing agent and a solvent in proportion to obtain ceramic slurry; 2) heating, sti...

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Bibliographische Detailangaben
Hauptverfasser: GUO DAIDONG, HONG YUZHE, WU GUOPING, YANG LIANJIANG, ZOU DONGPING, XIE FANGMIN, XIONG LIJUN, YU MINGLIANG, QI MINGJIE, CAI NINGNING
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a preparation method of an enhanced layered ceramic bulletproof sheet. The preparation method comprises the following steps: 1) mixing ceramic raw material powder, a binder, aplasticizer, a dispersing agent and a solvent in proportion to obtain ceramic slurry; 2) heating, stirring and defoaming the obtained ceramic slurry in vacuum, and volatilizing the solvent to reach proper viscosity; and 3) preparing a ceramic tape-casted sheet from the ceramic slurry by using a tape-casting process at a tape-casting speed of 0.01-4 m/min, wherein the thickness of a tape-casting layer is 0.1-3.0 mm. Layered stacking of non-spherical particles is achieved through the directional arrangement effect of shearing stress on the non-spherical particles in the tape casting process, thelayered structure can enhance the material, the bulletproof performance of the ceramic is greatly improved, and the situation that the penetration resistance is reduced due to introduction of a softlayer is avoided. 本发明公开一种增强