研究了低温高活性 (LTHA)Pd Ni Al涂层在 1 0 50℃的循环氧化和Na2 SO4熔盐中的热腐蚀行为 .结果表明 ,Pd Ni Al涂层抗循环氧化性能优于单渗铝涂层 .
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甲酸甲酯氢解制甲醇这一步骤的难点在于环境友好的低温高活性铜基催化剂的研制。
Hydrogenolysis of methyl formate to methanol was the rate-determining process and was mainly catalyzed by nickel-based or copper-based catalyst system.
结果表明，钯层柱粘土是一种低温下裂化活性高、芳烃饱和性能强、异构化性能好的加氢催化剂。
PdPM was used as a hydrocracking catalyst, which exhibited high activity of hydrocracking, strong aromatic saturation and good isomerization performances at lower temperature.
通过实验测定表明：合成氨催化剂在常压、低压下进行还原，可达到低温活性高、稳定性好的效果。
Experiments indicate that the ammonia catalyst reduced under low or ambient pressure is more active at lower temperature and stable in performance.
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