CN100551505C - 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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- CN100551505C CN100551505C CNB2007100646339A CN200710064633A CN100551505C CN 100551505 C CN100551505 C CN 100551505C CN B2007100646339 A CNB2007100646339 A CN B2007100646339A CN 200710064633 A CN200710064633 A CN 200710064633A CN 100551505 C CN100551505 C CN 100551505C
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- dimethyl carbonate
- separation
- methanol
- preparation
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- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 111
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 title claims abstract description 32
- 238000000926 separation method Methods 0.000 title claims abstract description 25
- 238000002360 preparation method Methods 0.000 title claims abstract description 15
- 238000009792 diffusion process Methods 0.000 title claims abstract description 14
- 230000004888 barrier function Effects 0.000 title claims abstract description 13
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 40
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 36
- 239000012528 membrane Substances 0.000 claims abstract description 33
- 229920002125 Sokalan® Polymers 0.000 claims abstract description 19
- 238000005266 casting Methods 0.000 claims abstract description 17
- 230000008016 vaporization Effects 0.000 claims abstract description 16
- 230000004907 flux Effects 0.000 claims abstract description 15
- 239000002131 composite material Substances 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 14
- 239000000203 mixture Substances 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- SXRSQZLOMIGNAQ-UHFFFAOYSA-N Glutaraldehyde Chemical compound O=CCCCC=O SXRSQZLOMIGNAQ-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004584 polyacrylic acid Substances 0.000 claims abstract description 6
- 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
- 235000019422 polyvinyl alcohol Nutrition 0.000 claims description 38
- 238000000034 method Methods 0.000 claims description 17
- 230000008595 infiltration Effects 0.000 claims description 12
- 238000001764 infiltration Methods 0.000 claims description 12
- 238000003756 stirring Methods 0.000 claims description 12
- 239000002904 solvent Substances 0.000 claims description 9
- 238000005303 weighing Methods 0.000 claims description 8
- 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 4
- 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
- -1 polyethylene Polymers 0.000 claims description 2
- 238000001291 vacuum drying Methods 0.000 claims description 2
- 229940068984 polyvinyl alcohol Drugs 0.000 claims 6
- 239000004698 Polyethylene Substances 0.000 claims 1
- 229920000573 polyethylene Polymers 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 abstract description 3
- 238000002955 isolation Methods 0.000 abstract description 2
- 239000003431 cross linking reagent Substances 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
- 238000005373 pervaporation Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 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
- 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
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
操作温度(℃) | 渗透测MeOH浓度(wt%) | 分离因子α | 渗透通量J(g/m<sup>2</sup>·h) |
50 | 99.60 | 106.71 | 30.32 |
60 | 99.22 | 54.52 | 113.45 |
70 | 98.86 | 37.17 | 248.42 |
Claims (3)
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 |
Applications Claiming Priority (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 |
Publications (2)
Publication Number | Publication Date |
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CN101069823A CN101069823A (zh) | 2007-11-14 |
CN100551505C true 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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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
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 |
CN104759212B (zh) * | 2015-03-26 | 2016-09-07 | 长春工业大学 | 共混、交联聚乙烯醇渗透汽化膜的制备方法 |
EP3315190A4 (en) * | 2015-06-23 | 2018-05-02 | Asahi Kasei Medical Co., Ltd. | Separation membrane for blood treatment, and blood treatment device incorporating separation membrane |
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 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4755299A (en) * | 1982-06-01 | 1988-07-05 | Gft Ingenieurburo Fur Industrieanlagenbau | Multi-layer membrane and the use thereof for the separation of liquid mixtures according to the pervaporation process |
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
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4755299A (en) * | 1982-06-01 | 1988-07-05 | Gft Ingenieurburo Fur Industrieanlagenbau | Multi-layer membrane and the use thereof for the separation of liquid mixtures according to the pervaporation process |
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 |
Non-Patent Citations (1)
Title |
---|
Poly(acrylic acid)-Poly(vinyl alcohol) Semi- andInterpenetrating Polymer Network Pervaporation Membranes. ELI RUCKENSTEIN, LIANG LIANG.Journal of Applied Polymer Science,Vol.62 . 1996 * |
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CN101069823A (zh) | 2007-11-14 |
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