CN103910606A - 炔化缩合法生产2,5-二甲基-2,5-己二醇的方法 - Google Patents
炔化缩合法生产2,5-二甲基-2,5-己二醇的方法 Download PDFInfo
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- CN103910606A CN103910606A CN201310285157.9A CN201310285157A CN103910606A CN 103910606 A CN103910606 A CN 103910606A CN 201310285157 A CN201310285157 A CN 201310285157A CN 103910606 A CN103910606 A CN 103910606A
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- potassium hydroxide
- aqueous solution
- dimethyl
- hydroxide aqueous
- hexylene glycol
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/36—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal
- C07C29/38—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones
- C07C29/42—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring increasing the number of carbon atoms by reactions with formation of hydroxy groups, which may occur via intermediates being derivatives of hydroxy, e.g. O-metal by reaction with aldehydes or ketones with compounds containing triple carbon-to-carbon bonds, e.g. with metal-alkynes
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/28—Purification; Separation
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D1/00—Oxides or hydroxides of sodium, potassium or alkali metals in general
- C01D1/04—Hydroxides
- C01D1/44—Preparation in the form of granules, pieces, or other shaped products
-
- 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
Abstract
Description
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Priority Applications (1)
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CN201310285157.9A CN103910606B (zh) | 2013-07-09 | 2013-07-09 | 炔化缩合法生产2,5-二甲基-2,5-己二醇的方法 |
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CN201310285157.9A CN103910606B (zh) | 2013-07-09 | 2013-07-09 | 炔化缩合法生产2,5-二甲基-2,5-己二醇的方法 |
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CN103910606A true CN103910606A (zh) | 2014-07-09 |
CN103910606B CN103910606B (zh) | 2016-05-25 |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110317124A (zh) * | 2019-06-20 | 2019-10-11 | 袁玮 | 环保处理生产炔醇类产品产生的工业残渣和废焦油的工艺 |
CN110511113A (zh) * | 2019-08-16 | 2019-11-29 | 袁玮 | 间歇法联产炔醇及烷醇和副产无机盐的工艺 |
CN110540489A (zh) * | 2019-09-17 | 2019-12-06 | 凯莱英生命科学技术(天津)有限公司 | 乙炔与酮类化合物进行加成反应的方法 |
CN111268696A (zh) * | 2020-03-10 | 2020-06-12 | 四川众邦制药有限公司 | 一种炔醇生产中废氢氧化钾液的处理方法 |
CN111790172A (zh) * | 2020-07-29 | 2020-10-20 | 濮阳市盛源能源科技股份有限公司 | 一种溶剂蒸馏回收系统及使用方法 |
CN115228144A (zh) * | 2022-07-28 | 2022-10-25 | 重庆鑫盛通化工有限公司 | 一种2,5-二甲基-2,5-己二醇生产中氢氧化钾的回收装置及方法 |
CN115894172A (zh) * | 2022-10-14 | 2023-04-04 | 青岛科技大学 | 一种2,5-二甲基-2,5-己二醇的连续化生产系统及方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1247181A (zh) * | 1999-08-25 | 2000-03-15 | 成都惟精防水材料研究所 | 2,5-二甲基-2,5-己二醇一步合成法 |
CN101234950A (zh) * | 2008-02-02 | 2008-08-06 | 泸州富邦化工有限公司 | 萃取及减压蒸馏法生产2,5-二甲基-2,5-己二醇新工艺 |
-
2013
- 2013-07-09 CN CN201310285157.9A patent/CN103910606B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1247181A (zh) * | 1999-08-25 | 2000-03-15 | 成都惟精防水材料研究所 | 2,5-二甲基-2,5-己二醇一步合成法 |
CN101234950A (zh) * | 2008-02-02 | 2008-08-06 | 泸州富邦化工有限公司 | 萃取及减压蒸馏法生产2,5-二甲基-2,5-己二醇新工艺 |
Non-Patent Citations (2)
Title |
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乔治库: "氢氧化钾片碱生产中的节能降耗", 《中国氯碱》, no. 3, 31 March 2009 (2009-03-31), pages 40 - 41 * |
高远明: "己二醇合成工艺的改进", 《四川化工》, no. 4, 31 December 1997 (1997-12-31), pages 24 - 27 * |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110317124A (zh) * | 2019-06-20 | 2019-10-11 | 袁玮 | 环保处理生产炔醇类产品产生的工业残渣和废焦油的工艺 |
CN110511113A (zh) * | 2019-08-16 | 2019-11-29 | 袁玮 | 间歇法联产炔醇及烷醇和副产无机盐的工艺 |
CN110540489A (zh) * | 2019-09-17 | 2019-12-06 | 凯莱英生命科学技术(天津)有限公司 | 乙炔与酮类化合物进行加成反应的方法 |
CN110540489B (zh) * | 2019-09-17 | 2022-09-02 | 凯莱英生命科学技术(天津)有限公司 | 乙炔与酮类化合物进行加成反应的方法 |
CN111268696A (zh) * | 2020-03-10 | 2020-06-12 | 四川众邦制药有限公司 | 一种炔醇生产中废氢氧化钾液的处理方法 |
CN111268696B (zh) * | 2020-03-10 | 2022-09-09 | 四川众邦新材料股份有限公司 | 一种炔醇生产中废氢氧化钾液的处理方法 |
CN111790172A (zh) * | 2020-07-29 | 2020-10-20 | 濮阳市盛源能源科技股份有限公司 | 一种溶剂蒸馏回收系统及使用方法 |
CN115228144A (zh) * | 2022-07-28 | 2022-10-25 | 重庆鑫盛通化工有限公司 | 一种2,5-二甲基-2,5-己二醇生产中氢氧化钾的回收装置及方法 |
CN115894172A (zh) * | 2022-10-14 | 2023-04-04 | 青岛科技大学 | 一种2,5-二甲基-2,5-己二醇的连续化生产系统及方法 |
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CN103910606B (zh) | 2016-05-25 |
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