CN115244025A - 甲醇至烯烃的转化方法 - Google Patents

甲醇至烯烃的转化方法 Download PDF

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CN115244025A
CN115244025A CN202180022303.1A CN202180022303A CN115244025A CN 115244025 A CN115244025 A CN 115244025A CN 202180022303 A CN202180022303 A CN 202180022303A CN 115244025 A CN115244025 A CN 115244025A
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catalyst
degassing
regenerated
pipeline
line
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宗弘元
齐国祯
曹静
王洪涛
俞志楠
郑毅骏
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China Petroleum and Chemical Corp
Sinopec Shanghai Research Institute of Petrochemical Technology
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China Petroleum and Chemical Corp
Sinopec Shanghai Research Institute of Petrochemical Technology
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    • 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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    • B01J38/14—Treating with free oxygen-containing gas with control of oxygen content in oxidation gas
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Abstract

本发明涉及一种甲醇至烯烃的转化方法，该方法包括：使包含甲醇的原料进入流化床反应器，与催化剂接触，生成烯烃产品，其中该过程使得催化剂至少部分失活，形成至少部分失活的催化剂；使来自所述至少部分失活的催化剂的待生催化剂进入再生器再生，由此形成再生催化剂，并使来自所述再生催化剂的活化催化剂经再生催化剂管路返回所述反应器；其特征在于，在再生催化剂管路上，控制再生催化剂管路出口处的气相组分中氧气体积含量小于0.1%，优选小于0.05%，更优选小于0.01%。

Description

PCT国内申请，说明书已公开。

Claims (14)

  1. PCT国内申请，权利要求书已公开。
CN202180022303.1A 2020-03-19 2021-03-12 甲醇至烯烃的转化方法 Pending CN115244025A (zh)

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CN202010193702.1A CN113493365B (zh) 2020-03-19 2020-03-19 降低甲醇至烯烃转化方法中催化剂跑损的方法
CN2020101937021 2020-03-19
PCT/CN2021/080409 WO2021185168A1 (zh) 2020-03-19 2021-03-12 甲醇至烯烃的转化方法

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CN113493365B (zh) * 2020-03-19 2022-11-04 中国石油化工股份有限公司 降低甲醇至烯烃转化方法中催化剂跑损的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101279872A (zh) * 2007-04-04 2008-10-08 中国石油化工股份有限公司 由含氧化物生产低碳烯烃的方法
CN101293802A (zh) * 2008-04-24 2008-10-29 中国石油化工股份有限公司 甲醇或二甲醚生产轻烯烃的方法
CN107540493A (zh) * 2016-06-29 2018-01-05 中国石油化工股份有限公司 由甲醇或二甲醚制备芳烃和低碳烯烃的方法
CN107540495A (zh) * 2016-06-29 2018-01-05 中国石油化工股份有限公司 甲醇或二甲醚转化生产芳烃和低碳烯烃的方法
CN113493365A (zh) * 2020-03-19 2021-10-12 中国石油化工股份有限公司 降低甲醇至烯烃转化方法中催化剂跑损的方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101279872A (zh) * 2007-04-04 2008-10-08 中国石油化工股份有限公司 由含氧化物生产低碳烯烃的方法
CN101293802A (zh) * 2008-04-24 2008-10-29 中国石油化工股份有限公司 甲醇或二甲醚生产轻烯烃的方法
CN107540493A (zh) * 2016-06-29 2018-01-05 中国石油化工股份有限公司 由甲醇或二甲醚制备芳烃和低碳烯烃的方法
CN107540495A (zh) * 2016-06-29 2018-01-05 中国石油化工股份有限公司 甲醇或二甲醚转化生产芳烃和低碳烯烃的方法
CN113493365A (zh) * 2020-03-19 2021-10-12 中国石油化工股份有限公司 降低甲醇至烯烃转化方法中催化剂跑损的方法

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CN113493365A (zh) 2021-10-12
BR112022018505A2 (pt) 2022-10-25
WO2021185168A1 (zh) 2021-09-23
US20230137544A1 (en) 2023-05-04
CN113493365B (zh) 2022-11-04

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