CN114210344A - 一种羟醛缩合反应制备甲基丙烯酸甲酯催化剂的梯度升温再生方法 - Google Patents
一种羟醛缩合反应制备甲基丙烯酸甲酯催化剂的梯度升温再生方法 Download PDFInfo
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- CN114210344A CN114210344A CN202111349432.XA CN202111349432A CN114210344A CN 114210344 A CN114210344 A CN 114210344A CN 202111349432 A CN202111349432 A CN 202111349432A CN 114210344 A CN114210344 A CN 114210344A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/90—Regeneration or reactivation
- B01J23/92—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/002—Mixed oxides other than spinels, e.g. perovskite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
- B01J23/04—Alkali metals
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/02—Heat treatment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/04—Gas or vapour treating; Treating by using liquids vaporisable upon contacting spent catalyst
- B01J38/12—Treating with free oxygen-containing gas
- B01J38/14—Treating with free oxygen-containing gas with control of oxygen content in oxidation gas
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
- C07C67/333—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton
- C07C67/343—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2523/00—Constitutive chemical elements of heterogeneous catalysts
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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
- Y02P20/584—Recycling of catalysts
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- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
催化剂编号 | 丙酸甲酯转化率% | 甲基丙烯酸甲酯选择性% |
Cat-1 | 30.3 | 89.1 |
Cat-11# | 29.4 | 86.5 |
Cat-12# | 26.7 | 88.3 |
Cat-2 | 24.2 | 86.8 |
Cat-21# | 25.3 | 87.9 |
Cat-22# | 22.0 | 85.6 |
催化剂编号 | 碳含量wt.% |
Cat-1# | 20.5 |
Cat-11# | 0.24 |
Cat-12# | 1.96 |
Cat-2# | 17.1 |
Cat-21# | 0.13 |
Cat-22# | 1.98 |
Claims (13)
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CN202111349432.XA CN114210344A (zh) | 2021-11-15 | 2021-11-15 | 一种羟醛缩合反应制备甲基丙烯酸甲酯催化剂的梯度升温再生方法 |
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CN202111349432.XA CN114210344A (zh) | 2021-11-15 | 2021-11-15 | 一种羟醛缩合反应制备甲基丙烯酸甲酯催化剂的梯度升温再生方法 |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4791080A (en) * | 1986-08-02 | 1988-12-13 | Rohm Gmbh | Oxidative catalyst regeneration |
US6066586A (en) * | 1995-03-31 | 2000-05-23 | Nippon Oil Co., Ltd. | Process of regenerating solid catalysts |
CN103537271A (zh) * | 2012-07-12 | 2014-01-29 | 中国石油化工股份有限公司 | 烯烃异构化催化剂的再生方法 |
CN107344124A (zh) * | 2016-05-06 | 2017-11-14 | 中国石油化工股份有限公司 | 一种固体超强酸催化剂的原位再生方法 |
CN108097335A (zh) * | 2016-11-25 | 2018-06-01 | 中国科学院大连化学物理研究所 | 一种再生制备不饱和酸和/或不饱和酸酯的催化剂的方法 |
CN109293511A (zh) * | 2018-11-12 | 2019-02-01 | 西南化工研究设计院有限公司 | 一种丙酸甲酯与甲醛羟醛缩合制甲基丙烯酸甲酯的方法 |
CN111333508A (zh) * | 2020-04-17 | 2020-06-26 | 湖北三里枫香科技有限公司 | 一种丙烯酸酯的生产工艺 |
CN111905780A (zh) * | 2020-08-27 | 2020-11-10 | 中国科学院过程工程研究所 | 一种催化剂及其制备方法和利用其制备甲基丙烯酸甲酯的应用 |
CN113413924A (zh) * | 2021-08-02 | 2021-09-21 | 江苏扬农化工集团有限公司 | 一种催化剂的再生方法 |
-
2021
- 2021-11-15 CN CN202111349432.XA patent/CN114210344A/zh active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4791080A (en) * | 1986-08-02 | 1988-12-13 | Rohm Gmbh | Oxidative catalyst regeneration |
US6066586A (en) * | 1995-03-31 | 2000-05-23 | Nippon Oil Co., Ltd. | Process of regenerating solid catalysts |
CN103537271A (zh) * | 2012-07-12 | 2014-01-29 | 中国石油化工股份有限公司 | 烯烃异构化催化剂的再生方法 |
CN107344124A (zh) * | 2016-05-06 | 2017-11-14 | 中国石油化工股份有限公司 | 一种固体超强酸催化剂的原位再生方法 |
CN108097335A (zh) * | 2016-11-25 | 2018-06-01 | 中国科学院大连化学物理研究所 | 一种再生制备不饱和酸和/或不饱和酸酯的催化剂的方法 |
CN109293511A (zh) * | 2018-11-12 | 2019-02-01 | 西南化工研究设计院有限公司 | 一种丙酸甲酯与甲醛羟醛缩合制甲基丙烯酸甲酯的方法 |
CN111333508A (zh) * | 2020-04-17 | 2020-06-26 | 湖北三里枫香科技有限公司 | 一种丙烯酸酯的生产工艺 |
CN111905780A (zh) * | 2020-08-27 | 2020-11-10 | 中国科学院过程工程研究所 | 一种催化剂及其制备方法和利用其制备甲基丙烯酸甲酯的应用 |
CN113413924A (zh) * | 2021-08-02 | 2021-09-21 | 江苏扬农化工集团有限公司 | 一种催化剂的再生方法 |
Non-Patent Citations (1)
Title |
---|
周安宁: "《碳一化工概论》", 中国矿业大学出版社, pages: 132 * |
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