CN107501126B - 一种高性能碳纤维生产中高效回收丙烯腈的方法和*** - Google Patents
一种高性能碳纤维生产中高效回收丙烯腈的方法和*** Download PDFInfo
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- CN107501126B CN107501126B CN201710785129.1A CN201710785129A CN107501126B CN 107501126 B CN107501126 B CN 107501126B CN 201710785129 A CN201710785129 A CN 201710785129A CN 107501126 B CN107501126 B CN 107501126B
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- acrylonitrile
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- water
- carbon fibre
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- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 title claims abstract description 112
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title abstract description 16
- 239000000835 fiber Substances 0.000 title abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 238000007380 fibre production Methods 0.000 claims abstract description 14
- 238000004821 distillation Methods 0.000 claims abstract description 4
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 32
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 32
- 239000004571 lime Substances 0.000 claims description 32
- 239000007788 liquid Substances 0.000 claims description 20
- 238000000926 separation method Methods 0.000 claims description 20
- 239000007789 gas Substances 0.000 claims description 14
- 238000004064 recycling Methods 0.000 claims description 10
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- 239000000498 cooling water Substances 0.000 claims description 6
- 239000007792 gaseous phase Substances 0.000 claims description 6
- 239000012071 phase Substances 0.000 claims description 6
- 238000005292 vacuum distillation Methods 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000010992 reflux Methods 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 239000012530 fluid Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 36
- 239000000243 solution Substances 0.000 description 8
- 238000011084 recovery Methods 0.000 description 7
- 150000002825 nitriles Chemical class 0.000 description 6
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 6
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 6
- 229920000049 Carbon (fiber) Polymers 0.000 description 5
- 239000004917 carbon fiber Substances 0.000 description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 5
- 239000010865 sewage Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007710 freezing Methods 0.000 description 2
- 230000008014 freezing Effects 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 150000003462 sulfoxides Chemical class 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000011152 fibreglass Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 238000005325 percolation Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (9)
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CN201710785129.1A CN107501126B (zh) | 2017-09-04 | 2017-09-04 | 一种高性能碳纤维生产中高效回收丙烯腈的方法和*** |
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CN201710785129.1A CN107501126B (zh) | 2017-09-04 | 2017-09-04 | 一种高性能碳纤维生产中高效回收丙烯腈的方法和*** |
Publications (2)
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CN107501126A CN107501126A (zh) | 2017-12-22 |
CN107501126B true CN107501126B (zh) | 2018-09-28 |
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CN201710785129.1A Active CN107501126B (zh) | 2017-09-04 | 2017-09-04 | 一种高性能碳纤维生产中高效回收丙烯腈的方法和*** |
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Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113861503B (zh) * | 2021-10-14 | 2023-10-13 | 山东永成新材料有限公司 | 一种碳纤维原丝生产中单体回收装置和方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1756736A (zh) * | 2003-01-03 | 2006-04-05 | 标准石油公司 | 回收丙烯腈或甲基丙烯腈的方法 |
CN202430042U (zh) * | 2012-01-30 | 2012-09-12 | 甘肃蓝星清洗科技有限公司 | 一种适用于碳纤维生产的高浓度丙烯腈废水预处理设备 |
CN104556527A (zh) * | 2013-10-10 | 2015-04-29 | 中国石油化工股份有限公司 | 一种高浓度丙烯腈废水的处理方法 |
CN104891591A (zh) * | 2015-06-18 | 2015-09-09 | 河南永煤碳纤维有限公司 | 碳纤维生产废水分质处理和资源化利用工艺方法及装置 |
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2017
- 2017-09-04 CN CN201710785129.1A patent/CN107501126B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1756736A (zh) * | 2003-01-03 | 2006-04-05 | 标准石油公司 | 回收丙烯腈或甲基丙烯腈的方法 |
CN202430042U (zh) * | 2012-01-30 | 2012-09-12 | 甘肃蓝星清洗科技有限公司 | 一种适用于碳纤维生产的高浓度丙烯腈废水预处理设备 |
CN104556527A (zh) * | 2013-10-10 | 2015-04-29 | 中国石油化工股份有限公司 | 一种高浓度丙烯腈废水的处理方法 |
CN104891591A (zh) * | 2015-06-18 | 2015-09-09 | 河南永煤碳纤维有限公司 | 碳纤维生产废水分质处理和资源化利用工艺方法及装置 |
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