CN1821200A - 加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 - Google Patents
加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 Download PDFInfo
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- CN1821200A CN1821200A CN200610038958.5A CN200610038958A CN1821200A CN 1821200 A CN1821200 A CN 1821200A CN 200610038958 A CN200610038958 A CN 200610038958A CN 1821200 A CN1821200 A CN 1821200A
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- Prior art keywords
- methylal
- water
- methanol
- cut
- extracting
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- 150000003839 salts Chemical class 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000002131 composite material Substances 0.000 title claims abstract description 17
- WBOYPJQGOUVYFM-UHFFFAOYSA-N dimethoxymethane;methanol;hydrate Chemical compound O.OC.COCOC WBOYPJQGOUVYFM-UHFFFAOYSA-N 0.000 title claims abstract description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims abstract description 85
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 34
- NKDDWNXOKDWJAK-UHFFFAOYSA-N dimethoxymethane Chemical compound COCOC NKDDWNXOKDWJAK-UHFFFAOYSA-N 0.000 claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000000605 extraction Methods 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 230000008929 regeneration Effects 0.000 claims abstract description 5
- 238000011069 regeneration method Methods 0.000 claims abstract description 5
- 238000003809 water extraction Methods 0.000 claims abstract description 3
- 239000002904 solvent Substances 0.000 claims description 13
- 241000282326 Felis catus Species 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 239000011259 mixed solution Substances 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 238000013329 compounding Methods 0.000 claims description 8
- 238000009938 salting Methods 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000004821 distillation Methods 0.000 claims description 7
- 238000010992 reflux Methods 0.000 claims description 5
- 101100008050 Caenorhabditis elegans cut-6 gene Proteins 0.000 claims description 3
- 239000000243 solution Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 6
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 239000011521 glass Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- SCVFZCLFOSHCOH-UHFFFAOYSA-M potassium acetate Chemical compound [K+].CC([O-])=O SCVFZCLFOSHCOH-UHFFFAOYSA-M 0.000 description 3
- 101100008044 Caenorhabditis elegans cut-1 gene Proteins 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 235000017281 sodium acetate Nutrition 0.000 description 2
- 239000001632 sodium acetate Substances 0.000 description 2
- 229960004249 sodium acetate Drugs 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- YPBUJEGTLXNVDH-UHFFFAOYSA-N dimethoxymethane;formaldehyde Chemical compound O=C.COCOC YPBUJEGTLXNVDH-UHFFFAOYSA-N 0.000 description 1
- KTFJRKWUACQCHF-UHFFFAOYSA-N dimethoxymethane;methanol Chemical compound OC.COCOC KTFJRKWUACQCHF-UHFFFAOYSA-N 0.000 description 1
- 238000005886 esterification reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 235000011091 sodium acetates Nutrition 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000000689 upper leg Anatomy 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
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- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
流股 | 名称 | 流量(Kg/h) | 组成(质量含量) | ||||
甲缩醛 | 甲醛 | 甲醇 | 水 | 溶剂1 | |||
①②③④⑤⑥⑦⑧⑨ | 原料液(F)塔T-1顶出料溶剂1溶剂2塔T-1底出料塔T-2顶出料塔T-2顶出料塔T-3顶出料塔T-3底出料 | 250219.7200100329.619.9109.75.0104.7 | 0.88000.99810.00000.00000.00000.00000.00000.00000.0000 | 0.00030.00030.00000.00000.00000.00000.00000.00000.0000 | 0.09970.00130.00000.00000.07560.99820.04610.99830.0005 | 0.02000.00000.00000.00000.31760.00180.95390.00170.9995 | 0.00000.00001.00000.00000.60680.00000.00000.00000.0000 |
Claims (3)
Priority Applications (1)
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CNB2006100389585A CN100488931C (zh) | 2006-03-21 | 2006-03-21 | 加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 |
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CNB2006100389585A CN100488931C (zh) | 2006-03-21 | 2006-03-21 | 加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 |
Publications (2)
Publication Number | Publication Date |
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CN1821200A true CN1821200A (zh) | 2006-08-23 |
CN100488931C CN100488931C (zh) | 2009-05-20 |
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CNB2006100389585A Expired - Fee Related CN100488931C (zh) | 2006-03-21 | 2006-03-21 | 加盐复合萃取精馏分离甲缩醛-甲醇-水的方法 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102167660A (zh) * | 2011-03-07 | 2011-08-31 | 江苏沿江化工资源开发研究院有限公司 | 侧线反应萃取精馏制备电子级甲缩醛的方法 |
CN102320940A (zh) * | 2011-06-20 | 2012-01-18 | 印海平 | 一种甲缩醛的提纯方法 |
CN101302143B (zh) * | 2007-05-10 | 2012-05-23 | 南京林业大学 | 工业级甲缩醛的提纯方法 |
CN102627536A (zh) * | 2012-03-23 | 2012-08-08 | 济南大学 | 甲缩醛-甲醇共沸混合物的间歇萃取精馏分离方法 |
CN102887818A (zh) * | 2012-10-31 | 2013-01-23 | 杨玉峰 | 一种工业级的甲缩醛的提纯工艺 |
CN103030535A (zh) * | 2011-09-29 | 2013-04-10 | 中国石油化工股份有限公司 | 一种二甲氧基甲烷的提纯方法 |
CN111253224A (zh) * | 2020-03-16 | 2020-06-09 | 凯瑞环保科技股份有限公司 | 一种制备高纯度甲缩醛的工艺方法 |
CN113457193A (zh) * | 2021-06-25 | 2021-10-01 | 济南大学 | 一种分离甲醇-甲缩醛-甲酸甲酯混合物的装置及方法 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101709025B (zh) * | 2009-11-03 | 2012-11-28 | 南京师范大学 | 甲缩醛-甲醇共沸体系的复合错流液液萃取分离方法 |
-
2006
- 2006-03-21 CN CNB2006100389585A patent/CN100488931C/zh not_active Expired - Fee Related
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101302143B (zh) * | 2007-05-10 | 2012-05-23 | 南京林业大学 | 工业级甲缩醛的提纯方法 |
CN102167660A (zh) * | 2011-03-07 | 2011-08-31 | 江苏沿江化工资源开发研究院有限公司 | 侧线反应萃取精馏制备电子级甲缩醛的方法 |
CN102320940A (zh) * | 2011-06-20 | 2012-01-18 | 印海平 | 一种甲缩醛的提纯方法 |
CN103030535A (zh) * | 2011-09-29 | 2013-04-10 | 中国石油化工股份有限公司 | 一种二甲氧基甲烷的提纯方法 |
CN103030535B (zh) * | 2011-09-29 | 2014-12-31 | 中国石油化工股份有限公司 | 一种二甲氧基甲烷的提纯方法 |
CN102627536A (zh) * | 2012-03-23 | 2012-08-08 | 济南大学 | 甲缩醛-甲醇共沸混合物的间歇萃取精馏分离方法 |
CN102627536B (zh) * | 2012-03-23 | 2014-07-09 | 济南大学 | 甲缩醛-甲醇共沸混合物的间歇萃取精馏分离方法 |
CN102887818A (zh) * | 2012-10-31 | 2013-01-23 | 杨玉峰 | 一种工业级的甲缩醛的提纯工艺 |
CN102887818B (zh) * | 2012-10-31 | 2016-03-30 | 杨玉峰 | 一种工业级的甲缩醛的提纯工艺 |
CN111253224A (zh) * | 2020-03-16 | 2020-06-09 | 凯瑞环保科技股份有限公司 | 一种制备高纯度甲缩醛的工艺方法 |
CN111253224B (zh) * | 2020-03-16 | 2023-09-01 | 凯瑞环保科技股份有限公司 | 一种制备高纯度甲缩醛的工艺方法 |
CN113457193A (zh) * | 2021-06-25 | 2021-10-01 | 济南大学 | 一种分离甲醇-甲缩醛-甲酸甲酯混合物的装置及方法 |
Also Published As
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CN100488931C (zh) | 2009-05-20 |
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Assignee: JIANGSU WANBANG PETROCHEMICAL CO., LTD. Assignor: Nanjing Normal University Contract record no.: 2011320000208 Denomination of invention: Method for rectifying and separating methylal-methanol-water by adding salt composite extracting Granted publication date: 20090520 License type: Exclusive License Open date: 20060823 Record date: 20110309 |
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