CN103936569B - 一种高浓度甲缩醛生产工艺装置和方法 - Google Patents
一种高浓度甲缩醛生产工艺装置和方法 Download PDFInfo
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- CN103936569B CN103936569B CN201410137288.7A CN201410137288A CN103936569B CN 103936569 B CN103936569 B CN 103936569B CN 201410137288 A CN201410137288 A CN 201410137288A CN 103936569 B CN103936569 B CN 103936569B
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- methylal
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- reactive distillation
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- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 title claims abstract description 67
- 238000000034 method Methods 0.000 title claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 16
- 238000000066 reactive distillation Methods 0.000 claims abstract description 37
- 238000004821 distillation Methods 0.000 claims abstract description 29
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 79
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 18
- 238000001179 sorption measurement Methods 0.000 claims description 8
- 239000000047 product Substances 0.000 claims description 7
- 239000007795 chemical reaction product Substances 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 239000002918 waste heat Substances 0.000 claims description 2
- 238000003672 processing method Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 239000006227 byproduct Substances 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 abstract description 3
- 238000005457 optimization Methods 0.000 abstract description 2
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000000605 extraction Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000003747 Grignard reaction Methods 0.000 description 1
- -1 Methylal acetal Chemical class 0.000 description 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 1
- 238000005602 Reppe reaction Methods 0.000 description 1
- 239000004902 Softening Agent Substances 0.000 description 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- HRYZWHHZPQKTII-UHFFFAOYSA-N chloroethane Chemical compound CCCl HRYZWHHZPQKTII-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000000976 ink Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000002557 soporific effect Effects 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/50—Preparation of compounds having groups by reactions producing groups
- C07C41/56—Preparation of compounds having groups by reactions producing groups by condensation of aldehydes, paraformaldehyde, or ketones
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/48—Preparation of compounds having groups
- C07C41/58—Separation; Purification; Stabilisation; Use of additives
-
- 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
- Y02P20/10—Process efficiency
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137288.7A CN103936569B (zh) | 2014-04-08 | 2014-04-08 | 一种高浓度甲缩醛生产工艺装置和方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410137288.7A CN103936569B (zh) | 2014-04-08 | 2014-04-08 | 一种高浓度甲缩醛生产工艺装置和方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103936569A CN103936569A (zh) | 2014-07-23 |
| CN103936569B true CN103936569B (zh) | 2016-03-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410137288.7A Active CN103936569B (zh) | 2014-04-08 | 2014-04-08 | 一种高浓度甲缩醛生产工艺装置和方法 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103936569B (zh) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104230676A (zh) * | 2014-08-13 | 2014-12-24 | 山东滨州新天阳化工有限责任公司 | 一种甲缩醛的制备工艺 |
| CN107986947A (zh) * | 2017-12-28 | 2018-05-04 | 四川鑫达新能源科技有限公司 | 一种甲缩醛热能综合利用合成系统以及制备方法 |
| CN110652740A (zh) * | 2018-06-28 | 2020-01-07 | 无锡凯美工程技术有限公司 | 多元醇废水处理装置及处理方法 |
| CN111233640B (zh) * | 2020-01-21 | 2022-12-20 | 四川纬邦亿科技有限公司 | 一种高纯度甲缩醛的生产工艺及装置 |
| CN113683494A (zh) * | 2021-09-09 | 2021-11-23 | 宁夏希贝化工有限公司 | 一种高纯度甲缩醛的生产工艺 |
| CN114621062B (zh) * | 2022-03-09 | 2023-12-01 | 赛鼎工程有限公司 | 甲缩醛制备及精制工艺方法 |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09110773A (ja) * | 1995-10-13 | 1997-04-28 | Kuraray Co Ltd | メチラールの精製方法 |
| CN1807378A (zh) * | 2006-01-26 | 2006-07-26 | 南京师范大学 | 连续反应精馏和液液萃取结合制备甲缩醛的方法 |
| CN101094825A (zh) * | 2004-12-09 | 2007-12-26 | 泰科纳有限公司 | 制备缩醛的方法 |
| CN201660571U (zh) * | 2010-04-01 | 2010-12-01 | 江苏恒茂机械制造有限公司 | 一种甲缩醛的制备装置 |
| CN201755420U (zh) * | 2010-08-09 | 2011-03-09 | 江苏恒茂机械制造有限公司 | 甲缩醛的一塔生产装置 |
| CN102371079A (zh) * | 2010-08-09 | 2012-03-14 | 江苏恒茂机械制造有限公司 | 高浓度甲缩醛加压精馏工艺及制备装置 |
| CN202193744U (zh) * | 2011-09-08 | 2012-04-18 | 济南联星石油化工有限公司 | 甲缩醛生产装置 |
-
2014
- 2014-04-08 CN CN201410137288.7A patent/CN103936569B/zh active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09110773A (ja) * | 1995-10-13 | 1997-04-28 | Kuraray Co Ltd | メチラールの精製方法 |
| CN101094825A (zh) * | 2004-12-09 | 2007-12-26 | 泰科纳有限公司 | 制备缩醛的方法 |
| CN1807378A (zh) * | 2006-01-26 | 2006-07-26 | 南京师范大学 | 连续反应精馏和液液萃取结合制备甲缩醛的方法 |
| CN201660571U (zh) * | 2010-04-01 | 2010-12-01 | 江苏恒茂机械制造有限公司 | 一种甲缩醛的制备装置 |
| CN201755420U (zh) * | 2010-08-09 | 2011-03-09 | 江苏恒茂机械制造有限公司 | 甲缩醛的一塔生产装置 |
| CN102371079A (zh) * | 2010-08-09 | 2012-03-14 | 江苏恒茂机械制造有限公司 | 高浓度甲缩醛加压精馏工艺及制备装置 |
| CN202193744U (zh) * | 2011-09-08 | 2012-04-18 | 济南联星石油化工有限公司 | 甲缩醛生产装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103936569A (zh) | 2014-07-23 |
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Denomination of invention: High-concentration dimethoxymethane production technology device and method Effective date of registration: 20170622 Granted publication date: 20160330 Pledgee: Jiangsu Wujin credit Company limited by guarantee Pledgor: Jiangsu Kaimao Chemical Technology Co., Ltd. Registration number: 2017990000474 |
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