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冰零J

新虫 (初入文坛)

[求助] P改性ZSM-5分子筛时,怎么算需要加入的磷酸溶液的量

磷含量是指P元素的质量含量还是 P2O5的含量?
此外,我用ZSM-5做丁烯的催化裂解在35个小时转化率就降低了20%左右,各位大神的寿命都怎么样啊?我用的原料是纯2-丁烯,不加稀释气体。请各位大神指导。
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wyb20050316

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【答案】应助回帖

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感谢参与,应助指数 +1
pzypdl: 金币+1, 谢谢回帖交流 2013-04-24 14:38:43
指的是P元素的质量含量,其实ZSM-5反应温度比较苛刻,可以分析是由于积碳了还是骨架坍塌了
2楼2013-04-24 09:09:57
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