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author:

魏可镁 (魏可镁.) [1] | 俞秀金 (俞秀金.) [2] | 王榕 (王榕.) [3] | 林建新 (林建新.) [4] | 魏明灯 (魏明灯.) [5]

Abstract:

实验室高压活性测定表明,在同等条件下,A202型低温氨合成催化剂氨合成率比A110-3催化剂提高7%~15%,比A201提高4%~8%,也略高于国外同类产品,耐热性和抗毒性均优于A201催化剂。X射线衍射表明,传统的氨合成催化剂均为Fe3O4尖晶石结构,而高铁比时,则为FeO相,属于NaCl型结构。精密晶胞参数测定表明,添加钻能使氧化态催化剂的晶胞参数变小,而加入稀土元素则使晶胞参数变大。催化剂同时加入钻和稀土元素后使还原态催化剂的晶粒度变小,比表面增大,孔结构改善。

Keyword:

低温。 催化剂 氨合成

Community:

  • [ 1 ] 福州大学化学系

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Source :

工业催化

Year: 1995

Issue: 03

Page: 14-20

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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