CN108341941B - 高纯度碱金属催化聚醚多元醇的连续化生产方法及其装置 - Google Patents
高纯度碱金属催化聚醚多元醇的连续化生产方法及其装置 Download PDFInfo
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- CN108341941B CN108341941B CN201710046910.7A CN201710046910A CN108341941B CN 108341941 B CN108341941 B CN 108341941B CN 201710046910 A CN201710046910 A CN 201710046910A CN 108341941 B CN108341941 B CN 108341941B
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- polyether polyol
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- alkali metal
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- 239000004721 Polyphenylene oxide Substances 0.000 title claims abstract description 112
- 229920000570 polyether Polymers 0.000 title claims abstract description 112
- 229920005862 polyol Polymers 0.000 title claims abstract description 110
- 150000003077 polyols Chemical class 0.000 title claims abstract description 110
- 238000000034 method Methods 0.000 title claims abstract description 37
- 229910052783 alkali metal Inorganic materials 0.000 title claims abstract description 29
- 150000001340 alkali metals Chemical class 0.000 title claims abstract description 29
- 238000010924 continuous production Methods 0.000 title claims abstract description 17
- 238000006243 chemical reaction Methods 0.000 claims abstract description 65
- 229920000642 polymer Polymers 0.000 claims abstract description 59
- 239000012855 volatile organic compound Substances 0.000 claims abstract description 43
- 238000006386 neutralization reaction Methods 0.000 claims abstract description 37
- 238000003860 storage Methods 0.000 claims abstract description 32
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000002253 acid Substances 0.000 claims abstract description 16
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 238000004821 distillation Methods 0.000 claims abstract description 11
- 150000003839 salts Chemical class 0.000 claims abstract description 9
- 238000007599 discharging Methods 0.000 claims abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 84
- 229910052757 nitrogen Inorganic materials 0.000 claims description 39
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 30
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 claims description 22
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 18
- 238000007670 refining Methods 0.000 claims description 17
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 14
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 12
- 239000012266 salt solution Substances 0.000 claims description 12
- 229910001220 stainless steel Inorganic materials 0.000 claims description 11
- 239000010935 stainless steel Substances 0.000 claims description 11
- 230000005587 bubbling Effects 0.000 claims description 10
- 230000006837 decompression Effects 0.000 claims description 10
- 230000018044 dehydration Effects 0.000 claims description 10
- 238000006297 dehydration reaction Methods 0.000 claims description 10
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 8
- GOOHAUXETOMSMM-UHFFFAOYSA-N Propylene oxide Chemical compound CC1CO1 GOOHAUXETOMSMM-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
- 230000003472 neutralizing effect Effects 0.000 claims description 8
- 239000001301 oxygen Substances 0.000 claims description 8
- 229910052760 oxygen Inorganic materials 0.000 claims description 8
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 claims description 4
- 235000006408 oxalic acid Nutrition 0.000 claims description 4
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 claims description 2
- 238000005086 pumping Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 239000003054 catalyst Substances 0.000 abstract description 6
- 150000005846 sugar alcohols Polymers 0.000 abstract description 4
- 238000003786 synthesis reaction Methods 0.000 abstract description 3
- 230000002194 synthesizing effect Effects 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract description 2
- 239000003999 initiator Substances 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 description 9
- 235000011187 glycerol Nutrition 0.000 description 7
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 6
- 229910001873 dinitrogen Inorganic materials 0.000 description 6
- 239000010408 film Substances 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 238000000926 separation method Methods 0.000 description 6
- 238000006116 polymerization reaction Methods 0.000 description 5
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Chemical compound CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 4
- 238000007036 catalytic synthesis reaction Methods 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 239000003463 adsorbent Substances 0.000 description 3
- 230000009194 climbing Effects 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000011552 falling film Substances 0.000 description 3
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 3
- 239000000391 magnesium silicate Substances 0.000 description 3
- 229910052919 magnesium silicate Inorganic materials 0.000 description 3
- 235000019792 magnesium silicate Nutrition 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 2
- 125000000129 anionic group Chemical group 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 229910021645 metal ion Inorganic materials 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 229910001414 potassium ion Inorganic materials 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000005844 autocatalytic reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000909 electrodialysis Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000002649 leather substitute Substances 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
- C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2642—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the catalyst used
- C08G65/2645—Metals or compounds thereof, e.g. salts
- C08G65/2648—Alkali metals or compounds thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
- C08G65/2696—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds characterised by the process or apparatus used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
- C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
- C08G65/30—Post-polymerisation treatment, e.g. recovery, purification, drying
-
- 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
- Y02P20/10—Process efficiency
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyethers (AREA)
Abstract
Description
项目 | 实施例1 | 实施例2 | 实施例3 | 实施例4 | 对比例 |
水(wt%) | 0.015 | 0.019 | 0.018 | 0.011 | 0.025 |
钾离子含量(ppm) | 1 | 1 | 1 | 1 | 1 |
甲醛(ppm) | 0.3 | 0.1 | 0.7 | 0.9 | 5 |
乙醛(ppm) | 0.5 | 0.4 | 0.2 | 0.6 | 6 |
吸附剂 | 无 | 无 | 无 | 无 | 硅酸镁 |
生产时间(h) | 18 | 17 | 19 | 18 | 24 |
收率(%) | 99.6 | 99.2 | 99.8 | 99.5 | 98.1 |
Claims (7)
Priority Applications (1)
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CN201710046910.7A CN108341941B (zh) | 2017-01-22 | 2017-01-22 | 高纯度碱金属催化聚醚多元醇的连续化生产方法及其装置 |
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CN201710046910.7A CN108341941B (zh) | 2017-01-22 | 2017-01-22 | 高纯度碱金属催化聚醚多元醇的连续化生产方法及其装置 |
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CN108341941A CN108341941A (zh) | 2018-07-31 |
CN108341941B true CN108341941B (zh) | 2023-04-21 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109575268A (zh) * | 2018-11-02 | 2019-04-05 | 佳化化学(滨州)有限公司 | 一种聚醚多元醇的精制方法及精制装置 |
CN112191103B (zh) * | 2020-09-24 | 2022-07-12 | 万华化学集团股份有限公司 | 一种利用双极膜电渗析系统精制聚醚多元醇的方法 |
CN114031764A (zh) * | 2021-10-22 | 2022-02-11 | 南京清研新材料研究院有限公司 | 一种聚醚的纯化方法 |
CN117358162A (zh) * | 2023-09-26 | 2024-01-09 | 山东滨化聚禾新材料科技有限公司 | 高活性低气味短周期聚醚多元醇连续化生产工艺及其装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102532500A (zh) * | 2012-02-09 | 2012-07-04 | 中国林业科学研究院林产化学工业研究所 | 连续化制备聚酯多元醇的方法及所用装置 |
CN105814113A (zh) * | 2013-12-18 | 2016-07-27 | 科思创德国股份有限公司 | 后处理碱性聚醚多元醇的方法 |
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ES2659518T3 (es) * | 2010-08-03 | 2018-03-16 | Shell Internationale Research Maatschappij B.V. | Proceso para preparar polialcoholes poliméricos |
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102532500A (zh) * | 2012-02-09 | 2012-07-04 | 中国林业科学研究院林产化学工业研究所 | 连续化制备聚酯多元醇的方法及所用装置 |
CN105814113A (zh) * | 2013-12-18 | 2016-07-27 | 科思创德国股份有限公司 | 后处理碱性聚醚多元醇的方法 |
Non-Patent Citations (2)
Title |
---|
王世安等.降低聚醚多元醇中醛类杂质含量方法探讨.《中国聚氨酯工业协会第十八次年会论文集》.第223-225页. * |
翟亚辉.浅析聚氧化丙烯多元醇生产装置工艺设计.《山东化工》.第44卷第126、132页. * |
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