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xinxin1252

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[求助] 文献翻译 已有1人参与

Sulfonic acid functionalized mesoporous ZSM-5 (SO 3 H-Meso ZSM-5) were prepared by post-grafting of
3-mercaptopropyltriethoxysilane with various loading in the range of 10–50 wt% followed by oxidation
of thiol using H 2 O 2 to generate the corresponding sulfonic acid group.大神帮忙翻译一下

[ Last edited by liwentao2010 on 2014-10-10 at 18:46 ]
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小小楚

木虫 (著名写手)

【答案】应助回帖

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感谢参与,应助指数 +1
fatewu: 金币+1, 谢谢 回帖,欢迎常来交流~ 2014-10-11 08:28:02
xinxin1252: 金币+2, ★★★很有帮助 2014-10-11 16:48:40
磺酸基介孔ZSM-5是这样制备的:先加入3-巯丙基三丁氧基硅烷然后加入质量分数为5%到10%的过氧化氢溶液制出相应的磺酸基。不知道对不对。没制备过,zsm-5不是得有硅铝氧三种元素吗?照这样做得话,怎么没有铝源?或者是没有全部写出。
好好造地球
2楼2014-10-11 00:13:22
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xinxin1252

金虫 (小有名气)

引用回帖:
2楼: Originally posted by 小小楚 at 2014-10-11 00:13:22
磺酸基介孔ZSM-5是这样制备的:先加入3-巯丙基三丁氧基硅烷然后加入质量分数为5%到10%的过氧化氢溶液制出相应的磺酸基。不知道对不对。没制备过,zsm-5不是得有硅铝氧三种元素吗?照这样做得话,怎么没有铝源?或者 ...

小弟刚接触催化不太懂文献中确实就这么写的没有铝。
3楼2014-10-11 16:48:19
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xinxin1252

金虫 (小有名气)

引用回帖:
2楼: Originally posted by 小小楚 at 2014-10-11 00:13:22
磺酸基介孔ZSM-5是这样制备的:先加入3-巯丙基三丁氧基硅烷然后加入质量分数为5%到10%的过氧化氢溶液制出相应的磺酸基。不知道对不对。没制备过,zsm-5不是得有硅铝氧三种元素吗?照这样做得话,怎么没有铝源?或者 ...

文献应该是ZSM-5催化剂的前驱体已经制备完成要负载磺酸基不知道对不对?
4楼2014-10-11 17:02:07
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小小楚

木虫 (著名写手)

引用回帖:
3楼: Originally posted by xinxin1252 at 2014-10-11 16:48:19
小弟刚接触催化不太懂文献中确实就这么写的没有铝。...

握个爪,你把文献给我发过来,我看看
好好造地球
5楼2014-10-11 22:14:07
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小小楚

木虫 (著名写手)

引用回帖:
3楼: Originally posted by xinxin1252 at 2014-10-11 16:48:19
小弟刚接触催化不太懂文献中确实就这么写的没有铝。...

磺酸基介孔ZSM-5是这样制备的:先加入质量分数为5%到10%的3-巯丙基三丁氧基硅烷然后加入硫醇,再加入过氧化氢溶液制出相应的磺酸基。
好好造地球
6楼2014-10-11 22:18:05
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xinxin1252

金虫 (小有名气)

引用回帖:
5楼: Originally posted by 小小楚 at 2014-10-11 22:14:07
握个爪,你把文献给我发过来,我看看...

a bs t r a c t
Sulfonic acid functionalized mesoporous ZSM-5 (SO 3 H-Meso ZSM-5) were prepared by post-grafting of
3-mercaptopropyltriethoxysilane with various loading in the range of 10–50 wt% followed by oxidation of thiol using H 2 O 2 to generate the corresponding sulfonic acid group. Grafting of organic moieties was evidenced by elemental analysis, 29 Si&13 C-NMR and X-ray photoelectron spectroscopy. The SO 3 H-Meso
ZSM-5 catalyst with improved acidity and mesoporosity exhibited enhanced catalytic activity in acid-catalyzed liquid-phase reaction of 2 ? -hydroxyacetophenone and benzaldehyde compared with non-functionalized mesoporous ZSM-5 (Meso ZSM-5) and functionalized microporous ZSM-5 (SO 3 H-ZSM-5).
Thehigher loading of sulfonic acid functional groups led to higher acidity and consequently resulted in higher yield of products. The catalyst could be reused up to three cycles without significant loss in its catalytic activity这是摘要部分我不知道怎么添加附件就这样发了Sulfonic acid functionalized mesoporous ZSM-5: Synthesis,characterization and catalytic activity in acidic catalysis这是文章的题目发表在Catalysis Today上
7楼2014-10-12 21:41:13
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小小楚

木虫 (著名写手)

★ ★ ★
xinxin1252(liwentao2010代发): 金币+3 2015-01-06 22:48:57
引用回帖:
7楼: Originally posted by xinxin1252 at 2014-10-12 21:41:13
a bs t r a c t
Sulfonic acid functionalized mesoporous ZSM-5 (SO 3 H-Meso ZSM-5) were prepared by post-grafting of
3-mercaptopropyltriethoxysilane with various loading in the range of 10–50 wt% f ...

加3那个东西10,50%。再用双氧水把硫醇基氧化成黃酸基。这个后嫁接技术你查查,我忘了,我认为是改性,因为确实未看到铝源。能力就到这了。

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好好造地球
8楼2014-10-13 08:19:18
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xinxin1252

金虫 (小有名气)

引用回帖:
8楼: Originally posted by 小小楚 at 2014-10-13 08:19:18
加3那个东西10,50%。再用双氧水把硫醇基氧化成黃酸基。这个后嫁接技术你查查,我忘了,我认为是改性,因为确实未看到铝源。能力就到这了。
...

非常感谢。
9楼2014-10-13 08:59:21
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