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sunyujiaq

新虫 (初入文坛)

[求助] 求助 超稳Y分子筛做NH3-TPD酸量表征时,表征的条件是什么啊? 已有2人参与

想做NH3-TPD, 但是不知道我的催化剂表征条件 我主要想测超稳Y分子筛(买好的)和酸改性后的超稳Y分子筛的B酸和L酸的酸量和强度 应该调试的表征条件是什么啊?如温度范围等。急求 急求 急求!!!
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zyhou

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【答案】应助回帖

★ ★ ★ ★ ★ ★ ★ ★
感谢参与,应助指数 +1
sunyujiaq: 金币+5, ★★★很有帮助 2015-05-05 09:30:49
liwentao2010: 金币+3, 谢谢回帖,辛苦 2015-05-05 12:23:18
我做过,欢迎参考!
Applied Catalysis A: General, Volume 352, Issues 1–2, 15 January 2009, Pages 259-264
Fuel, Volume 86, Issues 17–18, December 2007, Pages 2707-2713
Applied Catalysis A: General, Volume 304, 10 May 2006, Pages 49-54

One hundred milligrams of sample was placed in a quartz tubular reactor and pretreated at 500 C with an argon flow of 30 mL/min for 1 h and then cooled to 50 C. Ammonia (20% NH3/Ar) was introduced at a flow rate of 30 mL/min for 0.5 h at 50 8C, and then blown by an argon steam until a constant TCD level was attained; the reactor temperature was programmed to increase at a ramp rate of 10 C/min, and the amount of ammonia in
effluent was measured via TCD and recorded as function of temperature.
2楼2015-05-04 19:36:22
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地狱血幽灵

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【答案】应助回帖

★ ★ ★ ★ ★
感谢参与,应助指数 +1
sunyujiaq: 金币+3, ★★★很有帮助 2015-05-05 09:31:46
liwentao2010: 金币+2, 谢谢回帖,辛苦 2015-05-05 12:23:26
120干燥一会,吸附脱附,脱附温度不超过分子筛制备时的温度
3楼2015-05-04 19:56:43
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sunyujiaq

新虫 (初入文坛)

引用回帖:
3楼: Originally posted by 地狱血幽灵 at 2015-05-04 19:56:43
120干燥一会,吸附脱附,脱附温度不超过分子筛制备时的温度

USY是工业合成的 不知道制备温度啊 我改性的分子筛是反应温度还是焙烧温度啊
??? 谢谢啦
4楼2015-05-05 09:33:17
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地狱血幽灵

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引用回帖:
4楼: Originally posted by sunyujiaq at 2015-05-05 09:33:17
USY是工业合成的 不知道制备温度啊 我改性的分子筛是反应温度还是焙烧温度啊
??? 谢谢啦...

焙烧温度

» 本帖已获得的红花(最新10朵)

5楼2015-05-05 09:43:47
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sunyujiaq

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送红花一朵
引用回帖:
5楼: Originally posted by 地狱血幽灵 at 2015-05-05 09:43:47
焙烧温度...

6楼2015-05-05 10:13:41
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