A multi-layer ceramic tissue paper capable of achieving gradient temperature resistance
A multi-layer ceramic and temperature-resistant technology, which is applied in the direction of layered products, paper/cardboard layered products, polymer adhesive additives, etc., can solve the problem of material cost increase, complex composition content of ceramic fiber heat insulation boards, and unfavorable Problems such as popularization and application can achieve the effect of reducing material cost, reducing thermal conductivity and reducing thermal bridge
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Embodiment 1
[0017] A multi-layer ceramic tissue paper capable of realizing gradient temperature resistance is characterized in that the total thickness of the tissue paper is 2mm, and it is composed of a single-layer ceramic tissue paper, and the thickness of the single-layer tissue paper is 0.2mm.
[0018] Further, the content of zirconium latex in the tissue paper is distributed in a gradient along the thickness direction, and the content of zirconium latex in the surface layer is 15%, which gradually decreases to the inner layer, and decreases to 2% in the innermost layer; the average diameter of the ceramic fiber is 3 μm, showing a positive The maximum temperature resistance of the surface tissue paper is 1500 °C, and the maximum temperature resistance of the innermost layer tissue paper is 1000 °C, with a gradient change along the thickness direction; the thermal conductivity at room temperature is 0.030W / (m K), and the thermal conductivity at 1100 °C is 0.100 W / (m·K).
[0019] Furth...
Embodiment 2
[0022] A multi-layer ceramic tissue paper capable of realizing gradient temperature resistance is characterized in that the total thickness of the tissue paper is 4mm, and it is composed of a single-layer ceramic tissue paper, and the thickness of the single-layer tissue paper is 0.5mm.
[0023] Further, the content of zirconium latex in the tissue paper is distributed in a gradient along the thickness direction, and the content of zirconium latex in the surface layer is 20%, which gradually decreases to the inner layer, until the innermost layer decreases to 0.1%; the average diameter of the ceramic fibers is 2.5 μm, showing Normal distribution, the maximum temperature resistance of the surface tissue paper is 1600 °C, and the maximum temperature resistance of the innermost layer tissue paper is 1100 °C, with a gradient change along the thickness direction; the thermal conductivity at room temperature is 0.029W / (m K), and the thermal conductivity at 1100 °C is 0.090W / (m·K).
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