CN108392899B - 一种脱除1,2-环己烷二甲酸的装置及其工艺 - Google Patents
一种脱除1,2-环己烷二甲酸的装置及其工艺 Download PDFInfo
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- CN108392899B CN108392899B CN201810214754.5A CN201810214754A CN108392899B CN 108392899 B CN108392899 B CN 108392899B CN 201810214754 A CN201810214754 A CN 201810214754A CN 108392899 B CN108392899 B CN 108392899B
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- Prior art keywords
- separator
- cyclohexanedicarboxylic acid
- stage
- nozzle
- inlet
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- QSAWQNUELGIYBC-UHFFFAOYSA-N cyclohexane-1,2-dicarboxylic acid Chemical compound OC(=O)C1CCCCC1C(O)=O QSAWQNUELGIYBC-UHFFFAOYSA-N 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 17
- 230000008569 process Effects 0.000 title claims abstract description 14
- MUTGBJKUEZFXGO-UHFFFAOYSA-N hexahydrophthalic anhydride Chemical compound C1CCCC2C(=O)OC(=O)C21 MUTGBJKUEZFXGO-UHFFFAOYSA-N 0.000 claims abstract description 35
- 239000000463 material Substances 0.000 claims abstract description 34
- 238000005984 hydrogenation reaction Methods 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 238000000926 separation method Methods 0.000 claims abstract description 9
- 239000002994 raw material Substances 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims abstract 3
- 239000007788 liquid Substances 0.000 claims description 33
- 230000001105 regulatory effect Effects 0.000 claims description 20
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 16
- 238000010992 reflux Methods 0.000 claims description 12
- 229910052757 nitrogen Inorganic materials 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 6
- 239000010419 fine particle Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000005484 gravity Effects 0.000 claims description 3
- 238000003795 desorption Methods 0.000 abstract 1
- 239000002253 acid Substances 0.000 description 4
- 238000004821 distillation Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 239000002912 waste gas Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 238000000053 physical method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002341 toxic gas Substances 0.000 description 2
- MUTGBJKUEZFXGO-OLQVQODUSA-N (3as,7ar)-3a,4,5,6,7,7a-hexahydro-2-benzofuran-1,3-dione Chemical compound C1CCC[C@@H]2C(=O)OC(=O)[C@@H]21 MUTGBJKUEZFXGO-OLQVQODUSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification 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
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000007790 solid phase Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
- C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/14—The ring being saturated
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214754.5A CN108392899B (zh) | 2018-03-15 | 2018-03-15 | 一种脱除1,2-环己烷二甲酸的装置及其工艺 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810214754.5A CN108392899B (zh) | 2018-03-15 | 2018-03-15 | 一种脱除1,2-环己烷二甲酸的装置及其工艺 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108392899A CN108392899A (zh) | 2018-08-14 |
| CN108392899B true CN108392899B (zh) | 2020-08-18 |
Family
ID=63092859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810214754.5A Active CN108392899B (zh) | 2018-03-15 | 2018-03-15 | 一种脱除1,2-环己烷二甲酸的装置及其工艺 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108392899B (zh) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4659842A (en) * | 1985-06-19 | 1987-04-21 | Basf Corporation | Phthalic anhydride process and product |
| US5145971A (en) * | 1991-10-25 | 1992-09-08 | Occidental Chemical Corporation | Process for the preparation of oxydiphthalic acid and purified oxydiphthalic anhydride from crude oxydiphthalic anhydride |
| DE19813286A1 (de) * | 1998-03-26 | 1999-09-30 | Metallgesellschaft Ag | Verfahren zum Abtrennen von dampfförmigen Phthalsäureanhydrid aus einem Gasstrom |
| DE102005000957A1 (de) * | 2005-01-07 | 2006-07-20 | Basf Ag | Verfahren zur Herstellung von spezifikationsgerechtem Phthalsäureanhydrid |
| CN203820668U (zh) * | 2014-04-29 | 2014-09-10 | 浙江阿尔法化工科技有限公司 | 一种六氢苯酐的生产系统 |
| CN107011304B (zh) * | 2017-05-05 | 2019-07-12 | 濮阳市盛源能源科技股份有限公司 | 一种催化加氢制备六氢苯酐工艺 |
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2018
- 2018-03-15 CN CN201810214754.5A patent/CN108392899B/zh active Active
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| Publication number | Publication date |
|---|---|
| CN108392899A (zh) | 2018-08-14 |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200717 Address after: Puyang City, Henan province 457000 Industrial Agglomeration District Fanxian Industrial Park Applicant after: PUYANG SHENGYUAN PETROCHEMICAL (Group) Co.,Ltd. Address before: Puyang City, Henan province 457000 Industrial Agglomeration District Fanxian Industrial Park Applicant before: PUYANG SHENGYUAN ENERGY TECHNOLOGY Co.,Ltd. |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230103 Address after: 457000 new industrial park, Fanxian industrial cluster zone, Puyang City, Henan Province Patentee after: PUYANG SHENGYUAN ENERGY TECHNOLOGY CO.,LTD. Address before: 457000 new industrial park, Fanxian industrial cluster zone, Puyang City, Henan Province Patentee before: PUYANG SHENGYUAN PETROCHEMICAL (Group) Co.,Ltd. |
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