WO2022114851A1 - 반응기 - Google Patents
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- Publication number
- WO2022114851A1 WO2022114851A1 PCT/KR2021/017640 KR2021017640W WO2022114851A1 WO 2022114851 A1 WO2022114851 A1 WO 2022114851A1 KR 2021017640 W KR2021017640 W KR 2021017640W WO 2022114851 A1 WO2022114851 A1 WO 2022114851A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- input
- mixing chamber
- input nozzle
- nozzle
- mixed solution
- Prior art date
Links
- 239000000203 mixture Substances 0.000 claims abstract description 42
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 239000011259 mixed solution Substances 0.000 claims description 57
- YGYAWVDWMABLBF-UHFFFAOYSA-N Phosgene Chemical compound ClC(Cl)=O YGYAWVDWMABLBF-UHFFFAOYSA-N 0.000 claims description 22
- 239000002904 solvent Substances 0.000 claims description 22
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 claims description 21
- 239000000376 reactant Substances 0.000 claims description 10
- CKDWPUIZGOQOOM-UHFFFAOYSA-N Carbamyl chloride Chemical class NC(Cl)=O CKDWPUIZGOQOOM-UHFFFAOYSA-N 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 2
- 239000007788 liquid Substances 0.000 abstract description 8
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 5
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical class CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 4
- 239000000243 solution Substances 0.000 description 3
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/001—Feed or outlet devices as such, e.g. feeding tubes
- B01J4/002—Nozzle-type elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J14/00—Chemical processes in general for reacting liquids with liquids; Apparatus specially adapted therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/0053—Details of the reactor
- B01J19/0066—Stirrers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/26—Nozzle-type reactors, i.e. the distribution of the initial reactants within the reactor is effected by their introduction or injection through nozzles
Definitions
- the present invention relates to a reactor, and more particularly, to a reactor used for a cold phosgenation reaction.
- TDI toluene diisocyanate
- TDA Cold phosgenation reaction toluene diamine
- CDC carbon dichloride oxide, phosgene
- MCCS mono carbamoyl chloride salt
- the reactor currently used for the cold phosgenation reaction has a limit in the input of TDA and CDC because it increases the differential pressure between the TDA inlet and the CDC inlet as TDA and CDC are input and interfere with each other in the mixing chamber.
- the reactor includes a mixing chamber formed of a circular tube, a first input nozzle connected to the mixing chamber at a set interval along the circumferential direction to inject a first mixture, and the mixing chamber.
- An annular chamber spaced apart from the outside, a second input nozzle for connecting the annular chamber and the mixing chamber to inject the second mixed solution supplied to the annular chamber in a direction crossing the input of the first mixed solution, and the mixing chamber is connected to and includes a discharge pipe for discharging a reactant generated by mixing the first and second mixtures in the mixing chamber, wherein the second input nozzle is spaced apart from the first input nozzle at an angle ⁇ set in the circumferential direction.
- the first input nozzle is connected in the axial direction of the mixing chamber to inject the first mixed solution in the axial direction
- the second input nozzle is connected to the mixing chamber in the radial direction to introduce the second mixed solution in the axial direction. can do.
- the first input nozzle is provided at one side in the axial direction of the mixing chamber or a plurality in the circumferential direction in the mixing chamber, and the second input nozzle is provided with one or a plurality of the same number as the first input nozzle, , may be provided between neighboring first input nozzles in the case of a plurality.
- the first input nozzle is provided with four, the second input nozzle is provided with four, and the second input nozzle is spaced apart from the adjacent first input nozzle at an angle ⁇ of 45° in the circumferential direction. may be provided at the location.
- the second input nozzle and the two adjacent first input nozzles are 1 to 360°/n (the number of first input nozzles). It may be provided at positions spaced apart by an angle ⁇ 2.
- the first input nozzle is provided with four, and the second input nozzle is provided with four, and the second input nozzle is spaced apart from the two adjacent first input nozzles at an angle ( ⁇ 2) of 1 to 90°. It may be provided in a designated location.
- the first mixture is a mixture of toluene diamine (TDA) and a solvent
- the second mixture is a mixture of carbon dichloride oxide (CDC) and a solvent
- the reactant may be mono carbamoyl chloride salt (MCCS).
- the second input nozzle and the first input nozzle are spaced apart at an angle ⁇ set in the circumferential direction in the mixing chamber to lower the differential pressure between the first and second mixture inlets, so that the first mixture (TDA and solvent) ) and the second mixed solution (CDC and solvent) can be smoothly introduced into the mixing chamber from the first and second mixed solution inlets. That is, a larger amount of the first and second mixed solutions may be introduced into the mixing chamber from the first and second mixed solution inlets.
- FIG. 1 is a perspective view of a reactor according to an embodiment of the present invention.
- FIG. 2 is a cross-sectional view taken along line II-II of FIG. 1 .
- FIG. 3 is a cross-sectional view taken along line III-III of FIG. 2 .
- FIG. 4 is a cross-sectional view of a reactor according to a comparative example.
- the reactor 100 of one embodiment is formed of a tubular reactor, the mixing chamber 30, the first input nozzle 10, the annular chamber 40, the second input nozzle 20 and the discharge pipe ( 50).
- the mixing chamber 30 is formed in a circular tube, and a reactant is generated by mixing the first mixed solution and the second mixed solution.
- the first mixture is a mixture of TDA (toluene diamine) and a solvent
- the second mixture is a mixture of CDC (carbon dichloride oxide) and a solvent
- the reactant produced by mixing is MCCS (Mono carbamoyl chloride salt).
- FIG. 2 is a cross-sectional view taken along line II-II of FIG. 1
- FIG. 3 is a cross-sectional view taken along line III-III of FIG. 2 .
- the first input nozzle 10 is connected to the first mixed solution inlet 11 on one side and is connected to the mixing chamber 30 on the other side by maintaining a set interval along the circumferential direction.
- the first mixed solution introduced into the first mixed solution inlet 11 is introduced into the mixing chamber 30 .
- the first input nozzle 10 is connected in the axial direction of the mixing chamber 30 to inject the first mixed solution in the axial direction. Accordingly, the first input nozzle 10 injects the first mixed solution in the axial direction into the mixing chamber 30 .
- One or a plurality of first input nozzles 10 are provided along the circumferential direction in the mixing chamber 30 at one side in the axial direction of the mixing chamber 30 .
- 1 to 10 first input nozzles 10 may be used. Accordingly, the first mixed solution is intensively injected along the circumferential direction inside the mixing chamber 30 according to the position of the first input nozzle 10 and a dispersed portion is generated.
- the annular chamber 40 is disposed to be spaced apart from the outside of the mixing chamber 30 , is connected to the second mixed solution inlet 41 outwardly, and is connected to the second input nozzle 20 inwardly. That is, the annular chamber 40 is disposed on the outside of the mixing chamber 30 to allow the second mixed pressure liquid to be injected in the radial direction of the mixing chamber 30 through the second input nozzle 20, and various Allow the second mixed pressure solution to be injected at the position.
- the second input nozzle 20 connects the annular chamber 40 and the mixing chamber 30 to inject the second mixed solution supplied to the annular chamber 40 into the mixing chamber 30 .
- the annular chamber 40 enables the input of the second mixed solution along the circumferential direction of the mixing chamber 30 through the second input nozzle 20 .
- the second input nozzle 20 is radially connected to the mixing chamber 30 . Therefore, the second input nozzle 20 injects the second mixed solution in the radial direction into the mixing chamber 30 .
- the second input nozzle 20 may be provided with one or a plurality of the same number as the first input nozzle 10 , and may be spaced apart from the first input nozzle 10 by an angle ⁇ set in the circumferential direction.
- the second input nozzle 20 is provided between the adjacent first input nozzles 10 .
- the second input nozzle 20 may be provided at a position spaced apart from the two adjacent first input nozzles 10 by an angle ⁇ 2 of 1 to 360°/n (the number of first input nozzles).
- the second mixed solution is intensively injected into the portion where the first mixed solution is dispersed and injected while going along the circumferential direction inside the mixing chamber 30 .
- the angle ⁇ along the circumferential direction of the first and second input nozzles 10 and 20 and the angle ⁇ 2 of the first, second, and first input nozzles 10, 20 and 10 are the angles ⁇ 2 that are input in the axial direction.
- the first mixed solution and the second mixed solution introduced in the radial direction are prevented from interfering with each other to reduce the pressure difference between the first and second mixed solution inlets 11 and 41 .
- the mixing chamber 30 it is possible to smoothly introduce the first and second mixed solutions from the first and second mixed solution inlets 11 and 41 to the mixing chamber 30 . That is, a larger amount of the first and second mixed liquids may be introduced into the mixing chamber 30 .
- the embodiment includes four first input nozzles 10 and four second input nozzles 20, and an angle ⁇ of 45° along the circumferential direction from the adjacent first input nozzle 10 ) at a location spaced apart from each other.
- the second input nozzle 20 is provided at a position spaced apart from the adjacent two first input nozzles 10 at an angle ⁇ 2 of 1 to 90°.
- the discharge pipe 50 is connected to the mixing chamber 30 to discharge the reactants generated by mixing the first mixed solution and the second mixed solution in the mixing chamber 30 .
- the discharge pipe 50 is formed as a pipe extending away from the mixing chamber 30 to enable rapid discharge of the reactant, mono carbamoyl chloride salt (MCCS).
- MCCS mono carbamoyl chloride salt
- the second input nozzle 220 is provided with one or a plurality of the same number as the first input nozzle 10, and the first input nozzle 10 and the circumferential direction are provided overlappingly.
- the four second input nozzles 220 are provided at overlapping positions along the circumferential direction of the four first input nozzles 10 .
- Table 1 shows the differential pressures of the first and second mixed solution inlets 11 and 41 for Examples and Comparative Examples.
- the first mixed solution (TDA + solvent) is put into the mixing chamber 30 through the first input nozzle 10 of the reactor 100 of FIG. 1
- the second mixed solution (CDC + solvent) is introduced through the second input nozzle 20 was put into the mixing chamber 30, and the first mixture and the second mixture were mixed in the mixing chamber 30 to generate a reactant of MCCS (Mono carbamoyl chloride salt).
- MCCS Mono carbamoyl chloride salt
- the first mixture solution (TDA + solvent) is introduced into the mixing chamber 30 through the first input nozzle 10 of the reactor 200 of FIG. 4, and the second mixture solution (CDC + solvent) is introduced with the second input nozzle 220.
- the first mixture and the second mixture were mixed in the mixing chamber 30 to generate a reactant of MCCS (Mono carbamoyl chloride salt).
- MCCS Mono carbamoyl chloride salt
- the differential pressure of the first mixed solution inlet 11 and the differential pressure of the second mixed solution inlet 41 for Examples and Comparative Examples were measured.
- the differential pressure of the first mixture inlet 11 was 471,370 Pa and the differential pressure of the second mixture inlet 41 was 1,182,600 Pa
- the differential pressure of the first mixture inlet 11 was 1,025,800 Pa
- the differential pressure of the second mixed solution inlet 41 was higher as 1,742,300 Pa.
- the second input nozzle 20 is provided at a position spaced apart from the adjacent first input nozzle 10 at an angle ⁇ of 45° along the circumferential direction, or the second input nozzle 20 ) is provided at a position spaced apart from the adjacent two first input nozzles 10 at an angle ⁇ 2 of 1 to 90° to lower the differential pressure of the first and second mixed solution inlets 11 and 41
- the first mixed solution (TDA and solvent) and the second mixed solution (CDC and solvent) can be more smoothly introduced into the mixing chamber 30 . That is, in the embodiment, more of the first mixture (TDA and solvent) and the second mixture (CDC and solvent) may be added to the mixing chamber 30 .
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
비교예 | 실시예 | |
TDA + 용매의 제1혼합액 유입부 투입용량 | 24,168 [kg/hr] | |
CDC + 용매의 제2혼합액 유입부 투입용량 | 36,496 [kg/hr] | |
TDA + 용매의 제1혼합액 유입부 차압 [pa] | 1,025,800 | 471,370 |
CDC + 용매의 제2혼합액 유입부 차압 [pa] | 1,742,300 | 1,182,600 |
Claims (7)
- 원형 관으로 형성되는 혼합 챔버;상기 혼합 챔버에 원주방향을 따라 설정된 간격을 유지하여 연결되어 제1혼합액을 투입하는 제1투입노즐;상기 혼합 챔버의 외측에 이격 배치되는 환형 챔버;상기 환형 챔버와 상기 혼합 챔버를 연결하여 상기 환형 챔버로 공급되는 제2혼합액을 상기 제1혼합액의 투입에 교차하는 방향으로 투입하는 제2투입노즐; 및상기 혼합 챔버에 연결되어 상기 혼합 챔버에서 제1혼합액과 제2혼합액을 혼합하여 생성한 반응물을 내보내는 배출관을 포함하며,상기 제2투입노즐은상기 제1투입노즐과 원주 방향에서 설정된 각도(θ)로 이격되는 반응기.
- 제1항에 있어서,상기 제1투입노즐은 상기 혼합 챔버의 축 방향으로 연결되어 상기 제1혼합액을 축 방향으로 투입하고,상기 제2투입노즐은 상기 혼합 챔버에 직경 방향으로 연결되어 상기 제2혼합액을 직경 방향으로 투입하는, 반응기.
- 제1항에 있어서,상기 제1투입노즐은상기 혼합 챔버의 축 방향 일측에서 하나 또는 상기 혼합 챔버에서 원주 방향을 따라 복수로 구비되며,상기 제2투입노즐은상기 제1투입노즐과 동일 개수의 하나 또는 복수로 구비되고, 복수인 경우 이웃하는 제1투입노즐들 사이에 구비되는 반응기.
- 제3항에 있어서,상기 제1투입노즐은 4개로 구비되며,상기 제2투입노즐은 4개로 구비되고,상기 제2투입노즐은이웃하는 상기 제1투입노즐에서 원주 방향을 따라 45°의 각도(θ)로 이격된 위치에 구비되는 반응기.
- 제1항에 있어서,상기 제1투입노즐과 상기 제2투입노즐이 복수로 구비되는 경우,상기 제2투입노즐은이웃하는 2개의 상기 제1투입노즐들과 1~360°/n(제1투입노즐의 개수)의 각도(θ2)로 이격된 위치에 구비되는, 반응기.
- 제5항에 있어서,상기 제1투입노즐은 4개로 구비되며,상기 제2투입노즐은 4개로 구비되고,상기 제2투입노즐은이웃하는 2개의 상기 제1투입노즐들과 1~90°의 각도(θ2)로 이격된 위치에 구비되는 반응기.
- 제1항에 있어서,상기 제1혼합액은 TDA(toluene diamine)와 용매의 혼합액이고,상기 제2혼합액은 CDC(carbon dichloride oxide)와 용매의 혼합액이며,상기 반응물은 MCCS(Mono carbamoyl chloride salt)인, 반응기.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US18/254,615 US20240001330A1 (en) | 2020-11-27 | 2021-11-26 | Reactor |
EP21898676.8A EP4252901A1 (en) | 2020-11-27 | 2021-11-26 | Reactor |
JP2023532608A JP2023552168A (ja) | 2020-11-27 | 2021-11-26 | 反応器 |
CN202180079941.7A CN116635142A (zh) | 2020-11-27 | 2021-11-26 | 反应器 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2020-0162702 | 2020-11-27 | ||
KR1020200162702A KR20220074330A (ko) | 2020-11-27 | 2020-11-27 | 반응기 |
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Publication Number | Publication Date |
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WO2022114851A1 true WO2022114851A1 (ko) | 2022-06-02 |
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PCT/KR2021/017640 WO2022114851A1 (ko) | 2020-11-27 | 2021-11-26 | 반응기 |
Country Status (6)
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US (1) | US20240001330A1 (ko) |
EP (1) | EP4252901A1 (ko) |
JP (1) | JP2023552168A (ko) |
KR (1) | KR20220074330A (ko) |
CN (1) | CN116635142A (ko) |
WO (1) | WO2022114851A1 (ko) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006297173A (ja) * | 2005-04-15 | 2006-11-02 | Hsp:Kk | 液体混合装置 |
JP2012518262A (ja) * | 2009-02-19 | 2012-08-09 | ガスプラス エーエス | プラズマ反応器 |
KR20140072059A (ko) * | 2011-09-30 | 2014-06-12 | 다우 글로벌 테크놀로지스 엘엘씨 | 아민의 포스겐화를 위한 고도의 분리형 제트 혼합기 |
CN105368479A (zh) * | 2015-10-16 | 2016-03-02 | 中国石油大学(北京) | 一种促进催化裂化提升管进料区油剂混合的新型助流剂技术 |
KR20180065775A (ko) * | 2016-12-08 | 2018-06-18 | 한화케미칼 주식회사 | 반응기 |
-
2020
- 2020-11-27 KR KR1020200162702A patent/KR20220074330A/ko not_active IP Right Cessation
-
2021
- 2021-11-26 EP EP21898676.8A patent/EP4252901A1/en active Pending
- 2021-11-26 US US18/254,615 patent/US20240001330A1/en active Pending
- 2021-11-26 CN CN202180079941.7A patent/CN116635142A/zh active Pending
- 2021-11-26 JP JP2023532608A patent/JP2023552168A/ja active Pending
- 2021-11-26 WO PCT/KR2021/017640 patent/WO2022114851A1/ko active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006297173A (ja) * | 2005-04-15 | 2006-11-02 | Hsp:Kk | 液体混合装置 |
JP2012518262A (ja) * | 2009-02-19 | 2012-08-09 | ガスプラス エーエス | プラズマ反応器 |
KR20140072059A (ko) * | 2011-09-30 | 2014-06-12 | 다우 글로벌 테크놀로지스 엘엘씨 | 아민의 포스겐화를 위한 고도의 분리형 제트 혼합기 |
CN105368479A (zh) * | 2015-10-16 | 2016-03-02 | 中国石油大学(北京) | 一种促进催化裂化提升管进料区油剂混合的新型助流剂技术 |
KR20180065775A (ko) * | 2016-12-08 | 2018-06-18 | 한화케미칼 주식회사 | 반응기 |
Also Published As
Publication number | Publication date |
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EP4252901A1 (en) | 2023-10-04 |
US20240001330A1 (en) | 2024-01-04 |
CN116635142A (zh) | 2023-08-22 |
JP2023552168A (ja) | 2023-12-14 |
KR20220074330A (ko) | 2022-06-03 |
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