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Honeycomb ceramic unit body, honeycomb ceramic carrier, preparation method of honeycomb ceramic carrier and tail gas catalysis core body
The invention provides a honeycomb ceramic unit body, a honeycomb ceramic carrier, a preparation method of the honeycomb ceramic carrier and a tail gas catalysis core body. The porosity of the honeycomb ceramic unit body is 55-65%, the thermal diffusion coefficient is larger than or equal to 6 mm < 2 >/s, and the shrinkage rate is smaller than 5%. The invention provides the honeycomb ceramic unit body which is proper in porosity, large enough in thermal diffusion coefficient and small in shrinkage rate, the honeycomb ceramic carrier composed of the unit body and the tail gas catalysis core body composed of the honeycomb ceramic carrier.
本发明提供了一种蜂窝陶瓷单元体、蜂窝陶瓷载体及其制备方法、尾气催化芯体，所述蜂窝陶瓷单元体的气孔率为55～65％，热扩散系数大于或等于6mm2/s，收缩率小于5％。本发明提供了一种气孔率合适且热扩散系数足够大、收缩率较为小的蜂窝陶瓷单元体、由该单元体构成的蜂窝陶瓷载体以及由该蜂窝陶瓷载体构成的尾气催化芯体。
Honeycomb ceramic unit body, honeycomb ceramic carrier, preparation method of honeycomb ceramic carrier and tail gas catalysis core body
The invention provides a honeycomb ceramic unit body, a honeycomb ceramic carrier, a preparation method of the honeycomb ceramic carrier and a tail gas catalysis core body. The porosity of the honeycomb ceramic unit body is 55-65%, the thermal diffusion coefficient is larger than or equal to 6 mm < 2 >/s, and the shrinkage rate is smaller than 5%. The invention provides the honeycomb ceramic unit body which is proper in porosity, large enough in thermal diffusion coefficient and small in shrinkage rate, the honeycomb ceramic carrier composed of the unit body and the tail gas catalysis core body composed of the honeycomb ceramic carrier.
本发明提供了一种蜂窝陶瓷单元体、蜂窝陶瓷载体及其制备方法、尾气催化芯体，所述蜂窝陶瓷单元体的气孔率为55～65％，热扩散系数大于或等于6mm2/s，收缩率小于5％。本发明提供了一种气孔率合适且热扩散系数足够大、收缩率较为小的蜂窝陶瓷单元体、由该单元体构成的蜂窝陶瓷载体以及由该蜂窝陶瓷载体构成的尾气催化芯体。
Honeycomb ceramic unit body, honeycomb ceramic carrier, preparation method of honeycomb ceramic carrier and tail gas catalysis core body
蜂窝陶瓷单元体、蜂窝陶瓷载体及其制备方法、尾气催化芯体
LI XINJIAN (author) / WANG XIAOJIE (author) / CUI MINGSHAN (author) / GAO CHUNXIAO (author) / LYU YUXING (author) / HUO XIYUN (author) / YANG JUN (author) / SHEN LIANG (author) / ZHAO XIHUI (author)
2025-01-10
Patent
Electronic Resource
Chinese
IPC:
C04B
Kalk
,
LIME
/
B01J
Chemische oder physikalische Verfahren, z.B. Katalyse oder Kolloidchemie
,
CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY
/
F01N
GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL
,
Schalldämpfer oder Auspuffvorrichtungen für Gase von Kraft- und Arbeitsmaschinen oder von Kraftmaschinen allgemein
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