CN101069823A - 一种用于分离甲醇/碳酸二甲酯共沸物的分离膜及其制备方法 - Google Patents
一种用于分离甲醇/碳酸二甲酯共沸物的分离膜及其制备方法 Download PDFInfo
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- CN101069823A CN101069823A CN 200710064633 CN200710064633A CN101069823A CN 101069823 A CN101069823 A CN 101069823A CN 200710064633 CN200710064633 CN 200710064633 CN 200710064633 A CN200710064633 A CN 200710064633A CN 101069823 A CN101069823 A CN 101069823A
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- membrane
- separation
- dimethyl carbonate
- methanol
- diffusion barrier
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 129
- 238000000926 separation method Methods 0.000 title claims abstract description 34
- CXHHBNMLPJOKQD-UHFFFAOYSA-M methyl carbonate Chemical compound COC([O-])=O CXHHBNMLPJOKQD-UHFFFAOYSA-M 0.000 title 1
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 48
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 48
- 239000012528 membrane Substances 0.000 claims abstract description 41
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims abstract description 36
- 229920002125 Sokalan® Polymers 0.000 claims abstract description 21
- 238000005266 casting Methods 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 16
- 239000002131 composite material Substances 0.000 claims abstract description 14
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 239000002904 solvent Substances 0.000 claims abstract description 10
- 239000004584 polyacrylic acid Substances 0.000 claims abstract description 7
- 239000004695 Polyether sulfone Substances 0.000 claims abstract description 4
- 229920002492 poly(sulfone) Polymers 0.000 claims abstract description 4
- 229920002239 polyacrylonitrile Polymers 0.000 claims abstract description 4
- 229920006393 polyether sulfone Polymers 0.000 claims abstract description 4
- 239000003431 cross linking reagent Substances 0.000 claims abstract 2
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 46
- 239000007788 liquid Substances 0.000 claims description 40
- 238000009792 diffusion process Methods 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 17
- 230000004888 barrier function Effects 0.000 claims description 16
- 230000004907 flux Effects 0.000 claims description 16
- 230000008016 vaporization Effects 0.000 claims description 16
- 230000008595 infiltration Effects 0.000 claims description 14
- 238000001764 infiltration Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid group Chemical class S(O)(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 4
- 239000012466 permeate Substances 0.000 claims description 3
- -1 wherein Polymers 0.000 claims description 3
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 claims description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 238000004587 chromatography analysis Methods 0.000 claims description 2
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 239000000470 constituent Substances 0.000 claims description 2
- 230000002950 deficient Effects 0.000 claims description 2
- 239000012467 final product Substances 0.000 claims description 2
- 235000019253 formic acid Nutrition 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 claims description 2
- 229940068984 polyvinyl alcohol Drugs 0.000 claims 11
- 239000004698 Polyethylene Substances 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000005373 pervaporation Methods 0.000 abstract description 5
- 229960000587 glutaral Drugs 0.000 abstract 2
- 238000001035 drying Methods 0.000 abstract 1
- 238000010345 tape casting Methods 0.000 abstract 1
- 238000007669 thermal treatment Methods 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 35
- 238000001704 evaporation Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 6
- 238000011085 pressure filtration Methods 0.000 description 4
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 238000009835 boiling Methods 0.000 description 3
- 239000008367 deionised water Substances 0.000 description 3
- 229910021641 deionized water Inorganic materials 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001335 aliphatic alkanes Chemical class 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
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012459 cleaning agent Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000003254 gasoline additive Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000003317 industrial substance Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- TVMXDCGIABBOFY-UHFFFAOYSA-N octane Chemical compound CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000005832 oxidative carbonylation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
Abstract
Description
PVA/PAA | PVA/GA | 渗透测MeOH浓度(wt%) | 分离因子α | 渗透通量J(g/m2·h) |
90/10 | 94/6 | 97.41 | 16.12 | 154.28 |
88/12 | 98.86 | 37.17 | 248.42 | |
83/17 | 97.54 | 16.99 | 366.20 |
PVA/GA | PVA/PAA | 渗透测MeOH浓度(wt%) | 分离因子α | 渗透通量J(g/m2·h) |
88/12 | 95/5 | 96.63 | 12.29 | 322.73 |
90/10 | 98.86 | 37.17 | 248.42 | |
95/5 | 98.04 | 21.44 | 160.27 |
操作温度(℃) | 渗透测MeOH浓度(wt%) | 分离因子α | 渗透通量J(g/m2·h) |
50 | 99.60 | 106.71 | 30.32 |
60 | 99.22 | 54.52 | 113.45 |
70 | 98.86 | 37.17 | 248.42 |
Claims (8)
Priority Applications (1)
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CNB2007100646339A CN100551505C (zh) | 2007-03-21 | 2007-03-21 | 一种用于分离甲醇/碳酸二甲酯共沸物的分离膜及其制备方法 |
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CNB2007100646339A CN100551505C (zh) | 2007-03-21 | 2007-03-21 | 一种用于分离甲醇/碳酸二甲酯共沸物的分离膜及其制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN101069823A true CN101069823A (zh) | 2007-11-14 |
CN100551505C CN100551505C (zh) | 2009-10-21 |
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CNB2007100646339A Expired - Fee Related CN100551505C (zh) | 2007-03-21 | 2007-03-21 | 一种用于分离甲醇/碳酸二甲酯共沸物的分离膜及其制备方法 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102380320A (zh) * | 2011-08-23 | 2012-03-21 | 北京中电加美环境工程技术有限责任公司 | 一种渗透汽化杂化复合膜及其制备方法和应用 |
CN104587851A (zh) * | 2014-11-28 | 2015-05-06 | 北京碧水源膜科技有限公司 | 一种复合纳滤膜的制备方法 |
CN104759212A (zh) * | 2015-03-26 | 2015-07-08 | 长春工业大学 | 共混、交联聚乙烯醇渗透汽化膜的制备方法 |
CN107735167A (zh) * | 2015-06-23 | 2018-02-23 | 旭化成医疗株式会社 | 血液处理用分离膜及组入该膜的血液处理器 |
CN114433008A (zh) * | 2022-01-17 | 2022-05-06 | 常州大学 | 一种用于吸附分离甲醇/碳酸二甲酯的凹凸棒土复合材料的制备方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3220570A1 (de) * | 1982-06-01 | 1983-12-01 | GFT Ingenieurbüro für Industrieanlagenbau, 6650 Homburg | Mehrschichtige membran und ihre verwendung zur trennung von fluessigkeitsgemischen nach dem pervaporationsverfahren |
US4960519A (en) * | 1989-10-16 | 1990-10-02 | Texaco Inc. | Membrane process for separation of organic liquids |
CN1557533A (zh) * | 2004-01-16 | 2004-12-29 | 上海蓝景膜技术工程有限公司 | 一种低温等离子体接枝渗透汽化膜及其制法 |
-
2007
- 2007-03-21 CN CNB2007100646339A patent/CN100551505C/zh not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102380320A (zh) * | 2011-08-23 | 2012-03-21 | 北京中电加美环境工程技术有限责任公司 | 一种渗透汽化杂化复合膜及其制备方法和应用 |
CN104587851A (zh) * | 2014-11-28 | 2015-05-06 | 北京碧水源膜科技有限公司 | 一种复合纳滤膜的制备方法 |
CN104587851B (zh) * | 2014-11-28 | 2017-04-05 | 北京碧水源膜科技有限公司 | 一种复合纳滤膜的制备方法 |
CN104759212A (zh) * | 2015-03-26 | 2015-07-08 | 长春工业大学 | 共混、交联聚乙烯醇渗透汽化膜的制备方法 |
CN107735167A (zh) * | 2015-06-23 | 2018-02-23 | 旭化成医疗株式会社 | 血液处理用分离膜及组入该膜的血液处理器 |
CN114433008A (zh) * | 2022-01-17 | 2022-05-06 | 常州大学 | 一种用于吸附分离甲醇/碳酸二甲酯的凹凸棒土复合材料的制备方法 |
CN114433008B (zh) * | 2022-01-17 | 2024-01-23 | 常州大学 | 一种用于吸附分离甲醇/碳酸二甲酯的凹凸棒土复合材料的制备方法 |
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CN100551505C (zh) | 2009-10-21 |
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Owner name: SHANDONG MEGAVISION MEMBRANE TECHNOLOGY + ENGINEER Free format text: FORMER OWNER: TSINGHUA UNIVERSITY Effective date: 20110512 |
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Effective date of registration: 20110512 Address after: 271000 hi tech Industrial Development Zone, Shandong, Tai'an Patentee after: Shandong Lanjing Membrane Technology Engineering Co., Ltd. Address before: 100084 Beijing 100084-82 mailbox Patentee before: Tsinghua University |
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