The present invention is cordierite (2Al 2 O 3 -2MgO-5SiO 2) and a powder containing less than 9wt%, the heat resistance having a diffusion barrier layer of a porous ceramic diffusion barrier composition comprising a stabilized zirconia, stabilized or partially improved and sensing current in a wide range oxygen sensor, and it relates to a process for producing the same.; Oxygen sensors manufactured using the method for a porous ceramic diffusion barrier composition produced by the present invention can be applied to various areas such as fuel economy and efficiency enhancement system and portable oxygen analyzer, such as anti-pollution devices, automobiles and boilers.
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机译：本发明是堇青石（2Al 2 O 3 -2MgO-5SiO 2）和含量小于9wt％的粉末，所述耐热性具有多孔质的扩散阻挡层。陶瓷扩散阻挡组合物，其包含稳定的氧化锆，稳定的或部分改善的氧化锆，并在宽范围的氧气传感器中感测电流，并且涉及其制造方法。使用通过本发明生产的用于多孔陶瓷扩散阻挡组合物的方法制造的氧气传感器可以应用于各种领域，例如燃料经济性和效率增强系统以及便携式氧气分析仪，例如防污染设备，汽车和锅炉。
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