CN104817440B - 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 - Google Patents
一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 Download PDFInfo
- Publication number
- CN104817440B CN104817440B CN201510247058.0A CN201510247058A CN104817440B CN 104817440 B CN104817440 B CN 104817440B CN 201510247058 A CN201510247058 A CN 201510247058A CN 104817440 B CN104817440 B CN 104817440B
- Authority
- CN
- China
- Prior art keywords
- formaldehyde
- dimethyl ether
- pode2
- tower
- polymethoxy dimethyl
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 181
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 26
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 10
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 10
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 claims abstract description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract description 7
- 239000007788 liquid Substances 0.000 claims description 16
- 239000000376 reactant Substances 0.000 claims description 10
- 238000000605 extraction Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 6
- 229930040373 Paraformaldehyde Natural products 0.000 claims description 5
- 229920002866 paraformaldehyde Polymers 0.000 claims description 5
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Natural products CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 4
- 238000007701 flash-distillation Methods 0.000 claims description 4
- 239000007791 liquid phase Substances 0.000 claims description 4
- 230000005587 bubbling Effects 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 230000008030 elimination Effects 0.000 claims description 3
- 238000003379 elimination reaction Methods 0.000 claims description 3
- 238000005086 pumping Methods 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000010189 synthetic method Methods 0.000 claims 1
- 238000009835 boiling Methods 0.000 abstract description 8
- 238000007323 disproportionation reaction Methods 0.000 abstract description 5
- 239000002253 acid Substances 0.000 abstract description 3
- 239000000539 dimer Substances 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract description 2
- 239000000047 product Substances 0.000 description 10
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 9
- 238000006116 polymerization reaction Methods 0.000 description 5
- 239000000126 substance Substances 0.000 description 3
- BGJSXRVXTHVRSN-UHFFFAOYSA-N 1,3,5-trioxane Chemical compound C1OCOCO1 BGJSXRVXTHVRSN-UHFFFAOYSA-N 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 125000005704 oxymethylene group Chemical group [H]C([H])([*:2])O[*:1] 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000012824 chemical production Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C43/00—Ethers; Compounds having groups, groups or groups
- C07C43/30—Compounds having groups
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (5)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510247058.0A CN104817440B (zh) | 2015-05-14 | 2015-05-14 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
PCT/CN2016/076961 WO2016180085A1 (zh) | 2015-05-14 | 2016-03-22 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510247058.0A CN104817440B (zh) | 2015-05-14 | 2015-05-14 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104817440A CN104817440A (zh) | 2015-08-05 |
CN104817440B true CN104817440B (zh) | 2016-07-13 |
Family
ID=53727949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510247058.0A Active CN104817440B (zh) | 2015-05-14 | 2015-05-14 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN104817440B (zh) |
WO (1) | WO2016180085A1 (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104817440B (zh) * | 2015-05-14 | 2016-07-13 | 江苏凯茂石化科技有限公司 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
CN105566077B (zh) * | 2016-02-03 | 2017-05-24 | 凯瑞环保科技股份有限公司 | 一种制备聚甲氧基二甲醚的工艺方法 |
CN105622366B (zh) * | 2016-03-14 | 2017-09-12 | 凯瑞环保科技股份有限公司 | 一种生产聚甲氧基二甲醚dmm3‑5的装置及方法 |
CN105566078A (zh) * | 2016-03-14 | 2016-05-11 | 凯瑞环保科技股份有限公司 | 一种制备聚甲氧基二甲醚dmm3-5的气相耦合方法 |
CN106699521A (zh) * | 2016-08-17 | 2017-05-24 | 江苏凯茂石化科技有限公司 | 一种DMMn精制装置中脱M1塔气相冷凝系统 |
CN106365960B (zh) * | 2016-10-12 | 2019-01-29 | 江苏凯茂石化科技有限公司 | 一种用于去除聚甲氧基二甲醚中甲醛装置和方法 |
CN106748678A (zh) * | 2017-01-06 | 2017-05-31 | 江苏凯茂石化科技有限公司 | 一种高浓甲醛生产与气相甲醛法聚甲氧基二甲醚联合生产的工艺装置和方法 |
CN107118083B (zh) * | 2017-06-03 | 2023-09-22 | 天津大学 | 一种用于含甲醛聚甲氧基二甲醚精制分离的装置与方法 |
CN107522601B (zh) * | 2017-09-08 | 2022-08-23 | 青岛迈特达新材料有限公司 | 一种聚甲氧基二甲醚分离装置及工艺 |
CN107602356B (zh) * | 2017-11-08 | 2020-05-29 | 无锡赫利邦化工科技有限公司 | 一种聚甲氧基二甲醚生产中脱酸的工艺 |
CN107739301B (zh) * | 2017-11-08 | 2023-05-16 | 无锡赫利邦化工科技有限公司 | 一种聚甲氧基二甲醚合成系统及工艺 |
CN107721831B (zh) * | 2017-11-08 | 2023-05-16 | 无锡赫利邦化工科技有限公司 | 一种聚甲氧基二甲醚合成鼓泡式外挂反应系统及合成方法 |
CN110483260B (zh) * | 2018-05-14 | 2024-02-20 | 邢台旭阳科技有限公司 | 防止聚甲氧基二甲醚精馏过程中甲醛聚合的方法、精馏聚甲氧基二甲醚的方法和设备 |
CN111087289A (zh) * | 2018-10-23 | 2020-05-01 | 中国石油化工股份有限公司 | 分离聚甲氧基二甲醚的方法 |
CN110642687A (zh) * | 2019-11-11 | 2020-01-03 | 无锡赫利邦化工科技有限公司 | 一种用于聚甲氧基二甲醚的合成装置及其合成工艺 |
CN117942598B (zh) * | 2024-02-05 | 2024-08-13 | 无锡熙源工程技术有限公司 | 一种三聚甲醛生产装置及其生产工艺 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103626440A (zh) * | 2013-12-04 | 2014-03-12 | 桂林理工大学 | 一种矿热炉渣干混砂浆及其制备方法 |
CN204644230U (zh) * | 2015-05-14 | 2015-09-16 | 江苏凯茂石化科技有限公司 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6437195B2 (en) * | 1998-11-12 | 2002-08-20 | Bp Corporation North America Inc. | Preparation of polyoxymethylene dimethyl ethers by acid-activated catalytic conversion of methanol with formaldehyde formed by dehydrogenation of methanol |
DE102005027701A1 (de) * | 2005-06-15 | 2006-12-21 | Basf Ag | Verfahren zur Herstellung von Polyoxymethylendimethylethern aus Methanol und Formaldehyd |
CN102249868A (zh) * | 2010-05-18 | 2011-11-23 | 中国科学院兰州化学物理研究所 | 甲醛与甲醇缩醛化反应制备聚甲氧基二甲醚的工艺过程 |
CN103880615B (zh) * | 2014-04-18 | 2015-07-01 | 江苏凯茂石化科技有限公司 | 一种聚甲氧基二甲醚的制备工艺方法及装置 |
CN104003855B (zh) * | 2014-05-21 | 2015-10-28 | 上海盘马化工工程技术有限公司 | 甲醇为初始反应原料连续制备聚甲氧基二甲醚的系统 |
CN104817440B (zh) * | 2015-05-14 | 2016-07-13 | 江苏凯茂石化科技有限公司 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 |
-
2015
- 2015-05-14 CN CN201510247058.0A patent/CN104817440B/zh active Active
-
2016
- 2016-03-22 WO PCT/CN2016/076961 patent/WO2016180085A1/zh active Application Filing
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103626440A (zh) * | 2013-12-04 | 2014-03-12 | 桂林理工大学 | 一种矿热炉渣干混砂浆及其制备方法 |
CN204644230U (zh) * | 2015-05-14 | 2015-09-16 | 江苏凯茂石化科技有限公司 | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置 |
Non-Patent Citations (1)
Title |
---|
聚甲氧基二甲醚合成技术进展及产业化建议;韩红梅;《煤炭加工与综合利用》;201404(第4期);第30-32页 * |
Also Published As
Publication number | Publication date |
---|---|
CN104817440A (zh) | 2015-08-05 |
WO2016180085A1 (zh) | 2016-11-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN104817440B (zh) | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置及方法 | |
CN107118083B (zh) | 一种用于含甲醛聚甲氧基二甲醚精制分离的装置与方法 | |
CN104725203B (zh) | 一种气体甲醛合成聚甲氧基二甲醚及脱酸的工艺装置及方法 | |
CN104003855B (zh) | 甲醇为初始反应原料连续制备聚甲氧基二甲醚的系统 | |
CN108395422A (zh) | 一种三聚甲醛的合成萃取方法及装置 | |
CN111978161B (zh) | 一种以甲醇为原料制备聚甲氧基二甲醚的制备工艺 | |
CN204644230U (zh) | 一种聚甲氧基二甲醚合成中甲醛吸收工艺装置 | |
CN106588589A (zh) | 聚甲醛二甲基醚的提纯方法 | |
CN107739301A (zh) | 一种聚甲氧基二甲醚合成系统及工艺 | |
WO2022095307A1 (zh) | 一种甲醇制备三聚甲醛的工艺及装置 | |
CN110467595A (zh) | 一种无硫酸法三聚甲醛合成装置及其合成工艺路线 | |
CN109180428A (zh) | 一种2,2-二甲基-1,3-丙二醇的生产工艺 | |
CN110028391B (zh) | 一种由甲醇和甲醛制备聚甲氧基二甲醚的方法 | |
CN101844973B (zh) | 一种甲基丙烯醛吸收及分离的方法 | |
CN105330542A (zh) | 草酸二甲酯的生产方法 | |
CN107522601B (zh) | 一种聚甲氧基二甲醚分离装置及工艺 | |
CN108218678B (zh) | 聚甲氧基二甲醚的分离精制方法和装置 | |
CN103936574A (zh) | 一种由工业副产废液丙酮制备高纯甲基异丁基酮的方法 | |
CN107652263A (zh) | 催化蒸馏装置制备丙酮缩甘油的工业化连续方法 | |
CN105218309A (zh) | 生产乙二醇的方法 | |
CN115536504B (zh) | 用于聚甲氧基二甲醚合成的隔壁催化反应方法及装置 | |
CN101619026B (zh) | 一种连续生产n,n-二甲基环己胺的合成方法 | |
CN109096063B (zh) | 提纯聚甲醛二甲基醚的方法 | |
CN102391070B (zh) | 利用甲醛生产三羟甲基丙烷的方法 | |
CN106588597A (zh) | 提纯聚甲醛二甲基醚的方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Ye Zimao Inventor after: Xiang Jiayong Inventor before: Lin Liwei Inventor before: Sun Wenwen Inventor before: Wu Ting Inventor before: Ma Ling |
|
COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIN LIWEI SUN WENWEN WU TING MA LING TO: YE ZIMAO XIANG JIAYONG |
|
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Process unit and method for absorbing formaldehyde in polymethoxy dimethyl ether synthesis Effective date of registration: 20170622 Granted publication date: 20160713 Pledgee: Jiangsu Wujin credit Company limited by guarantee Pledgor: Jiangsu Kaimao Chemical Technology Co., Ltd. Registration number: 2017990000474 |
|
PP01 | Preservation of patent right | ||
PP01 | Preservation of patent right |
Effective date of registration: 20181219 Granted publication date: 20160713 |
|
PD01 | Discharge of preservation of patent | ||
PD01 | Discharge of preservation of patent |
Date of cancellation: 20211219 Granted publication date: 20160713 |