CN113999332B - 一种超临界二氧化碳辅助周期性脱挥工艺及装置 - Google Patents
一种超临界二氧化碳辅助周期性脱挥工艺及装置 Download PDFInfo
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- CN113999332B CN113999332B CN202111360803.4A CN202111360803A CN113999332B CN 113999332 B CN113999332 B CN 113999332B CN 202111360803 A CN202111360803 A CN 202111360803A CN 113999332 B CN113999332 B CN 113999332B
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- devolatilization
- carbon dioxide
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- pressure
- polymer
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- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 title claims abstract description 338
- 239000001569 carbon dioxide Substances 0.000 title claims abstract description 169
- 229910002092 carbon dioxide Inorganic materials 0.000 title claims abstract description 169
- 238000000034 method Methods 0.000 title claims abstract description 71
- 230000008569 process Effects 0.000 title claims abstract description 57
- 230000000737 periodic effect Effects 0.000 title claims abstract description 23
- 229920000642 polymer Polymers 0.000 claims abstract description 150
- 230000001965 increasing effect Effects 0.000 claims abstract description 36
- 239000011552 falling film Substances 0.000 claims description 56
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 18
- 239000012298 atmosphere Substances 0.000 claims description 18
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 12
- 238000007599 discharging Methods 0.000 claims description 11
- 239000002798 polar solvent Substances 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 19
- 239000006260 foam Substances 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 83
- 239000000155 melt Substances 0.000 description 23
- 239000004793 Polystyrene Substances 0.000 description 18
- 229920002223 polystyrene Polymers 0.000 description 17
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 14
- 239000004926 polymethyl methacrylate Substances 0.000 description 14
- 239000004800 polyvinyl chloride Substances 0.000 description 13
- 239000011347 resin Substances 0.000 description 13
- 229920005989 resin Polymers 0.000 description 13
- 230000000694 effects Effects 0.000 description 12
- 239000012530 fluid Substances 0.000 description 12
- 229920000915 polyvinyl chloride Polymers 0.000 description 12
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 8
- 230000007423 decrease Effects 0.000 description 8
- 238000000605 extraction Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 238000009835 boiling Methods 0.000 description 6
- 229920001971 elastomer Polymers 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 6
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 239000000178 monomer Substances 0.000 description 6
- 239000002904 solvent Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 230000003068 static effect Effects 0.000 description 5
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 230000009471 action Effects 0.000 description 4
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 4
- 229910021386 carbon form Inorganic materials 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 238000004132 cross linking Methods 0.000 description 4
- ZSWFCLXCOIISFI-UHFFFAOYSA-N cyclopentadiene Chemical compound C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920005549 butyl rubber Polymers 0.000 description 3
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 238000002309 gasification Methods 0.000 description 3
- 238000001879 gelation Methods 0.000 description 3
- 229910052736 halogen Inorganic materials 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 150000002367 halogens Chemical class 0.000 description 3
- 229920005990 polystyrene resin Polymers 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000003039 volatile agent Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 2
- 206010057040 Temperature intolerance Diseases 0.000 description 2
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008543 heat sensitivity Effects 0.000 description 2
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 2
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920002239 polyacrylonitrile Polymers 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 229920002620 polyvinyl fluoride Polymers 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- NSYRAUUZGRPOHS-BQYQJAHWSA-N (3E)-2-methylocta-1,3-diene Chemical compound CCCC\C=C\C(C)=C NSYRAUUZGRPOHS-BQYQJAHWSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004925 denaturation Methods 0.000 description 1
- 230000036425 denaturation Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000001993 dienes Chemical class 0.000 description 1
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 1
- 239000000539 dimer Substances 0.000 description 1
- 238000002845 discoloration Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- -1 hydrogen halides Chemical class 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000005453 pelletization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000004017 vitrification Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/001—Removal of residual monomers by physical means
- C08F6/005—Removal of residual monomers by physical means from solid polymers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/14—Evaporating with heated gases or vapours or liquids in contact with the liquid
-
- 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
- Y02P20/54—Improvements relating to the production of bulk chemicals using solvents, e.g. supercritical solvents or ionic liquids
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims (3)
Priority Applications (2)
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CN202111360803.4A CN113999332B (zh) | 2021-11-17 | 2021-11-17 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
PCT/CN2022/105906 WO2023087756A1 (zh) | 2021-11-17 | 2022-07-15 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
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CN202111360803.4A CN113999332B (zh) | 2021-11-17 | 2021-11-17 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
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CN113999332A CN113999332A (zh) | 2022-02-01 |
CN113999332B true CN113999332B (zh) | 2024-05-17 |
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CN202111360803.4A Active CN113999332B (zh) | 2021-11-17 | 2021-11-17 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
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CN (1) | CN113999332B (zh) |
WO (1) | WO2023087756A1 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113999332B (zh) * | 2021-11-17 | 2024-05-17 | 华东理工大学 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
CN114907525B (zh) * | 2022-04-19 | 2024-05-03 | 宁波能之光新材料科技股份有限公司 | 一种低voc马来酸酐接枝烯烃聚合物的制备方法 |
CN114949924A (zh) * | 2022-06-09 | 2022-08-30 | 华南理工大学 | 一种强化超临界流体组合介质分离混合组分中有机物的方法 |
CN116426024B (zh) * | 2023-06-14 | 2023-08-18 | 上海森桓新材料科技有限公司 | 一种氟弹性体端基钝化的方法 |
Citations (7)
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---|---|---|---|---|
US5917011A (en) * | 1996-11-07 | 1999-06-29 | The Penn State Research Foundation University Park | Short-cycle removal of impurities from polymers |
CN101220109A (zh) * | 2008-01-22 | 2008-07-16 | 浙江工业大学 | 一种聚苯乙烯的超临界流体脱挥方法 |
CN205109327U (zh) * | 2015-10-10 | 2016-03-30 | 武汉金发科技有限公司 | 一种脱挥装置 |
CN107775862A (zh) * | 2016-08-27 | 2018-03-09 | 华东理工大学 | 一种高效绿色的聚酯发泡板材制备方法 |
CN109575354A (zh) * | 2018-11-16 | 2019-04-05 | 浙江大学 | 一种用超/亚临界流体脱除海绵中挥发性有机物的方法 |
CN109646975A (zh) * | 2019-02-28 | 2019-04-19 | 上海宥壹化工科技有限公司 | 一种聚合物脱挥装置 |
CN110639461A (zh) * | 2018-06-26 | 2020-01-03 | 浙江理工大学 | 降膜式脱挥器及其降膜元件 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3840293A1 (de) * | 1988-11-30 | 1990-05-31 | Werner & Pfleiderer | Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens |
JPH11292921A (ja) * | 1998-04-15 | 1999-10-26 | Nippon Shokubai Co Ltd | 揮発成分の除去方法 |
CN104292393A (zh) * | 2014-09-26 | 2015-01-21 | 宁波能之光新材料科技有限公司 | 一种采用超临界二氧化碳制备接枝共聚物的方法 |
CN108546531B (zh) * | 2018-03-15 | 2021-01-01 | 宁波能之光新材料科技股份有限公司 | 一种低voc含量的粘合树脂的制备方法 |
CN111607022B (zh) * | 2020-06-11 | 2022-08-02 | 黄河三角洲京博化工研究院有限公司 | 一种反式丁戊橡胶的脱挥方法 |
CN113999332B (zh) * | 2021-11-17 | 2024-05-17 | 华东理工大学 | 一种超临界二氧化碳辅助周期性脱挥工艺及装置 |
-
2021
- 2021-11-17 CN CN202111360803.4A patent/CN113999332B/zh active Active
-
2022
- 2022-07-15 WO PCT/CN2022/105906 patent/WO2023087756A1/zh unknown
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5917011A (en) * | 1996-11-07 | 1999-06-29 | The Penn State Research Foundation University Park | Short-cycle removal of impurities from polymers |
CN101220109A (zh) * | 2008-01-22 | 2008-07-16 | 浙江工业大学 | 一种聚苯乙烯的超临界流体脱挥方法 |
CN205109327U (zh) * | 2015-10-10 | 2016-03-30 | 武汉金发科技有限公司 | 一种脱挥装置 |
CN107775862A (zh) * | 2016-08-27 | 2018-03-09 | 华东理工大学 | 一种高效绿色的聚酯发泡板材制备方法 |
CN110639461A (zh) * | 2018-06-26 | 2020-01-03 | 浙江理工大学 | 降膜式脱挥器及其降膜元件 |
CN109575354A (zh) * | 2018-11-16 | 2019-04-05 | 浙江大学 | 一种用超/亚临界流体脱除海绵中挥发性有机物的方法 |
CN109646975A (zh) * | 2019-02-28 | 2019-04-19 | 上海宥壹化工科技有限公司 | 一种聚合物脱挥装置 |
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WO2023087756A1 (zh) | 2023-05-25 |
CN113999332A (zh) | 2022-02-01 |
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