CN104874418A - 催化焦化苯与甲醇制备二甲苯的zsm-5分子筛催化剂及其用途 - Google Patents
催化焦化苯与甲醇制备二甲苯的zsm-5分子筛催化剂及其用途 Download PDFInfo
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- CN104874418A CN104874418A CN201410073458.XA CN201410073458A CN104874418A CN 104874418 A CN104874418 A CN 104874418A CN 201410073458 A CN201410073458 A CN 201410073458A CN 104874418 A CN104874418 A CN 104874418A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
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- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Abstract
Description
实例号 | 催化剂 | 焦化苯转化率% | 甲醇转化率% | 二甲苯选择性% |
7 | A | 43.7 | 100 | 73.2 |
8 | B | 41.5 | 100 | 75.8 |
9 | C | 46.8 | 100 | 70.7 |
10 | D | 48.9 | 100 | 80.2 |
11 | E | 45.1 | 100 | 71.3 |
12 | F | 42.3 | 100 | 67.5 |
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CN201410073458.XA CN104874418B (zh) | 2014-02-28 | 2014-02-28 | 催化焦化苯与甲醇制备二甲苯的zsm‑5分子筛催化剂及其用途 |
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105056999A (zh) * | 2015-09-18 | 2015-11-18 | 苏州顺唐化纤有限公司 | 一种对-正丁基苯胺合成用的绿色催化剂 |
CN106582789A (zh) * | 2016-12-27 | 2017-04-26 | 上海卓悦化工科技有限公司 | 一种改性hzsm‑5分子筛催化剂的制备方法与应用 |
CN106853376A (zh) * | 2017-01-05 | 2017-06-16 | 阳泉煤业(集团)有限责任公司 | 一种苯和甲醇烷基化反应的催化剂的制备方法及其应用 |
CN107008488A (zh) * | 2017-05-24 | 2017-08-04 | 兰州理工大学 | 用于苯与甲醇烷基化的催化剂的制备方法 |
CN107999118A (zh) * | 2016-10-28 | 2018-05-08 | 中国石油化工股份有限公司 | 一种芳烃和合成气烷基化催化剂及其制备方法与应用 |
CN108187728A (zh) * | 2018-01-11 | 2018-06-22 | 阳泉煤业(集团)有限责任公司 | 一种成型zsm-5分子筛催化剂的制备方法及其应用 |
CN109704958A (zh) * | 2018-12-19 | 2019-05-03 | 万华化学集团股份有限公司 | 一种制备丁酸乙酯的方法及用于该方法的催化剂 |
CN109847794A (zh) * | 2018-12-17 | 2019-06-07 | 兰州理工大学 | 用于苯与甲醇制备甲苯的催化剂及其制备方法和应用 |
CN110871105A (zh) * | 2018-08-30 | 2020-03-10 | 惠生工程(中国)有限公司 | 一种zsm-5分子筛催化剂及其制备方法和用途 |
CN111518584A (zh) * | 2020-05-15 | 2020-08-11 | 浙江工业大学 | 一种苯与甲醇烷基化生产高辛烷值芳烃汽油的方法 |
CN113398978A (zh) * | 2021-06-28 | 2021-09-17 | 中石化南京化工研究院有限公司 | 一种邻氯环己酮及其催化剂的制备方法 |
CN115090322A (zh) * | 2022-07-13 | 2022-09-23 | 浙江工业大学 | 一种稀土金属改性zsm-5分子筛催化剂及在催化邻二氯苯异构化制备间二氯苯的应用 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101624327A (zh) * | 2009-08-14 | 2010-01-13 | 山西恒扬科技有限公司 | 一种由苯与甲醇烷基化制甲苯或二甲苯的方法 |
CN102600887A (zh) * | 2012-02-07 | 2012-07-25 | 同济大学 | 用于苯与甲醇烷基化制二甲苯的催化剂 |
CN102964201A (zh) * | 2012-11-26 | 2013-03-13 | 同济大学 | 一种苯与甲醇烷基化反应高选择性合成二甲苯的方法 |
CN103212434A (zh) * | 2013-04-26 | 2013-07-24 | 太原理工大学 | 一种甲醇转化制二甲苯催化剂及其制备方法 |
-
2014
- 2014-02-28 CN CN201410073458.XA patent/CN104874418B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101624327A (zh) * | 2009-08-14 | 2010-01-13 | 山西恒扬科技有限公司 | 一种由苯与甲醇烷基化制甲苯或二甲苯的方法 |
CN102600887A (zh) * | 2012-02-07 | 2012-07-25 | 同济大学 | 用于苯与甲醇烷基化制二甲苯的催化剂 |
CN102964201A (zh) * | 2012-11-26 | 2013-03-13 | 同济大学 | 一种苯与甲醇烷基化反应高选择性合成二甲苯的方法 |
CN103212434A (zh) * | 2013-04-26 | 2013-07-24 | 太原理工大学 | 一种甲醇转化制二甲苯催化剂及其制备方法 |
Cited By (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105056999A (zh) * | 2015-09-18 | 2015-11-18 | 苏州顺唐化纤有限公司 | 一种对-正丁基苯胺合成用的绿色催化剂 |
CN107999118B (zh) * | 2016-10-28 | 2021-08-06 | 中国石油化工股份有限公司 | 一种芳烃和合成气烷基化催化剂及其制备方法与应用 |
CN107999118A (zh) * | 2016-10-28 | 2018-05-08 | 中国石油化工股份有限公司 | 一种芳烃和合成气烷基化催化剂及其制备方法与应用 |
CN106582789A (zh) * | 2016-12-27 | 2017-04-26 | 上海卓悦化工科技有限公司 | 一种改性hzsm‑5分子筛催化剂的制备方法与应用 |
CN106582789B (zh) * | 2016-12-27 | 2019-05-10 | 卓悦环保新材料(上海)有限公司 | 一种改性hzsm-5分子筛催化剂的制备方法与应用 |
CN106853376A (zh) * | 2017-01-05 | 2017-06-16 | 阳泉煤业(集团)有限责任公司 | 一种苯和甲醇烷基化反应的催化剂的制备方法及其应用 |
CN107008488A (zh) * | 2017-05-24 | 2017-08-04 | 兰州理工大学 | 用于苯与甲醇烷基化的催化剂的制备方法 |
CN108187728B (zh) * | 2018-01-11 | 2019-12-03 | 阳泉煤业(集团)有限责任公司 | 一种成型zsm-5分子筛催化剂的制备方法及其应用 |
CN108187728A (zh) * | 2018-01-11 | 2018-06-22 | 阳泉煤业(集团)有限责任公司 | 一种成型zsm-5分子筛催化剂的制备方法及其应用 |
CN110871105A (zh) * | 2018-08-30 | 2020-03-10 | 惠生工程(中国)有限公司 | 一种zsm-5分子筛催化剂及其制备方法和用途 |
CN110871105B (zh) * | 2018-08-30 | 2023-06-09 | 惠生工程(中国)有限公司 | 一种zsm-5分子筛催化剂及其制备方法和用途 |
CN109847794B (zh) * | 2018-12-17 | 2022-02-22 | 兰州理工大学 | 用于苯与甲醇制备甲苯的催化剂及其制备方法和应用 |
CN109847794A (zh) * | 2018-12-17 | 2019-06-07 | 兰州理工大学 | 用于苯与甲醇制备甲苯的催化剂及其制备方法和应用 |
CN109704958A (zh) * | 2018-12-19 | 2019-05-03 | 万华化学集团股份有限公司 | 一种制备丁酸乙酯的方法及用于该方法的催化剂 |
CN111518584A (zh) * | 2020-05-15 | 2020-08-11 | 浙江工业大学 | 一种苯与甲醇烷基化生产高辛烷值芳烃汽油的方法 |
CN113398978A (zh) * | 2021-06-28 | 2021-09-17 | 中石化南京化工研究院有限公司 | 一种邻氯环己酮及其催化剂的制备方法 |
CN113398978B (zh) * | 2021-06-28 | 2023-05-05 | 中国石油化工股份有限公司 | 一种邻氯环己酮及其催化剂的制备方法 |
CN115090322A (zh) * | 2022-07-13 | 2022-09-23 | 浙江工业大学 | 一种稀土金属改性zsm-5分子筛催化剂及在催化邻二氯苯异构化制备间二氯苯的应用 |
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