KR20030077947A - 방향족 아민의 제조 방법 - Google Patents
방향족 아민의 제조 방법 Download PDFInfo
- Publication number
- KR20030077947A KR20030077947A KR1020027017885A KR20027017885A KR20030077947A KR 20030077947 A KR20030077947 A KR 20030077947A KR 1020027017885 A KR1020027017885 A KR 1020027017885A KR 20027017885 A KR20027017885 A KR 20027017885A KR 20030077947 A KR20030077947 A KR 20030077947A
- Authority
- KR
- South Korea
- Prior art keywords
- catalyst
- reaction zone
- reaction
- air stream
- aromatic
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 150000004982 aromatic amines Chemical class 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title description 3
- 238000006243 chemical reaction Methods 0.000 claims abstract description 43
- 239000003054 catalyst Substances 0.000 claims abstract description 29
- 150000001491 aromatic compounds Chemical class 0.000 claims abstract description 11
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims abstract description 11
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 239000007806 chemical reaction intermediate Substances 0.000 claims abstract description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000001257 hydrogen Substances 0.000 claims abstract description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- 239000000725 suspension Substances 0.000 claims description 15
- 239000007789 gas Substances 0.000 claims description 14
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical group [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 10
- DYSXLQBUUOPLBB-UHFFFAOYSA-N 2,3-dinitrotoluene Chemical compound CC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O DYSXLQBUUOPLBB-UHFFFAOYSA-N 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 238000004821 distillation Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 229910052763 palladium Inorganic materials 0.000 claims description 5
- 239000012429 reaction media Substances 0.000 claims description 5
- 125000003277 amino group Chemical group 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 150000002739 metals Chemical group 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 claims description 2
- 238000002425 crystallisation Methods 0.000 claims description 2
- 230000008025 crystallization Effects 0.000 claims description 2
- 230000000737 periodic effect Effects 0.000 claims description 2
- 238000011084 recovery Methods 0.000 claims description 2
- 230000002459 sustained effect Effects 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 4
- 239000000047 product Substances 0.000 description 8
- 239000003153 chemical reaction reagent Substances 0.000 description 7
- DSBIJCMXAIKKKI-UHFFFAOYSA-N 5-nitro-o-toluidine Chemical class CC1=CC=C([N+]([O-])=O)C=C1N DSBIJCMXAIKKKI-UHFFFAOYSA-N 0.000 description 6
- PZKPUGIOJKNRQZ-UHFFFAOYSA-N 1-methylcyclohexa-3,5-diene-1,3-diamine Chemical compound CC1(N)CC(N)=CC=C1 PZKPUGIOJKNRQZ-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000006227 byproduct Substances 0.000 description 4
- 239000007864 aqueous solution Substances 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000006722 reduction reaction Methods 0.000 description 3
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 description 2
- RMBFBMJGBANMMK-UHFFFAOYSA-N 2,4-dinitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O RMBFBMJGBANMMK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- -1 aliphatic alcohols Chemical class 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000543 intermediate Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- VLKYKLNZVULGQK-UHFFFAOYSA-N 1,2-dimethyl-3,4-dinitrobenzene Chemical group CC1=CC=C([N+]([O-])=O)C([N+]([O-])=O)=C1C VLKYKLNZVULGQK-UHFFFAOYSA-N 0.000 description 1
- WDCYWAQPCXBPJA-UHFFFAOYSA-N 1,3-dinitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC([N+]([O-])=O)=C1 WDCYWAQPCXBPJA-UHFFFAOYSA-N 0.000 description 1
- VDCZKCIEXGXCDJ-UHFFFAOYSA-N 3-methyl-2-nitroaniline Chemical compound CC1=CC=CC(N)=C1[N+]([O-])=O VDCZKCIEXGXCDJ-UHFFFAOYSA-N 0.000 description 1
- GDIIPKWHAQGCJF-UHFFFAOYSA-N 4-Amino-2-nitrotoluene Chemical compound CC1=CC=C(N)C=C1[N+]([O-])=O GDIIPKWHAQGCJF-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000002671 adjuvant Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 239000007900 aqueous suspension Substances 0.000 description 1
- 150000004984 aromatic diamines Chemical class 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
Classifications
-
- 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
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/30—Low-molecular-weight compounds
- C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
- C08G18/3225—Polyamines
- C08G18/3237—Polyamines aromatic
- C08G18/3243—Polyamines aromatic containing two or more aromatic rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/30—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds
- C07C209/32—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups
- C07C209/36—Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings in presence of hydrogen-containing gases and a catalyst
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0008—Foam properties flexible
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0041—Foam properties having specified density
- C08G2110/005—< 50kg/m3
-
- 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
- C08G2110/00—Foam properties
- C08G2110/0083—Foam properties prepared using water as the sole blowing agent
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
Description
Claims (16)
- a) 2개 이상의 니트로 그룹을 갖는 방향족 화합물을 반응 영역에 주입하고 화합물을 촉매와 접촉시키는 단계,b) 환원 가스를 반응 영역에 통과시켜 가스를 당해 화합물과 접촉시키는 단계,c) 지속 활성 금속을 포함하는 촉매의 존재하에, 반응 중간체의 수준이 방향족 아민을 기준으로 30중량% 이하인 전환율에 도달할때까지 니트로 그룹을 아민 그룹으로 환원시키는 단계,d) 제1 기류를 반응 영역으로부터 배출시키고 제1 기류를 반응 영역으로 재순환시키는 단계,e) 목적하는 방향족 아민 생성물, 및 방향족 아민을 기준으로 30중량% 이하의 반응 중간체를 포함하는 제2 기류를 반응 영역으로부터 배출시키는 단계,f) e) 단계의 기류로부터 순도가 99%이상인 방향족 아민, 및 방향족 아민 50중량% 이상 및 반응 중간체 50중량% 이하를 함유하는 혼합물을 회수하는 단계 및g) f) 단계의 혼합물을 반응 영역에 주입하는 단계를 포함하는 방향족 아민의 제조 방법.
- 제1항에 있어서, 연속적이고 반응 중간체의 수준이 10% 이하인 방법.
- 제1항 또는 제2항에 있어서, 열 교환에 의해 제1 기류로부터 열이 제거되어 반응 영역 내부의 온도가 조절되는 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 촉매가 미분된 방법.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 촉매가 반응 매질속에 분산된 미분 촉매 함유 현탁물 형태인 방법.
- 제5항에 있어서, 반응 매질이 물을 포함하는 방법.
- 제5항 또는 제6항에 있어서, 환원 가스가 현탁액에 기포 주입되어 방향족 화합물과 접촉되고 e) 단계에서, 촉매를 포함하는 현탁액중에 침지된 필터 카트리지에 의해 반응 영역으로부터 제2 기류가 제거되는 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 환원 가스가 수소를 포함하는 방법.
- 제1항 내지 제8항 중 어느 한 항에 있어서, 2개 이상의 니트로 그룹을 함유하는 방향족 화합물이 디니트로톨루엔인 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서, 환원 가스 대 방향족 화합물의 몰비가 5 대 10인 방법.
- 제1항 내지 제10항 중 어느 한 항에 있어서, 촉매가 원소주기율표의 VIII족에 속하는 금속으로부터 선택되는 방법.
- 제11항에 있어서, 촉매가 탄소상에 지지된 팔라듐인 방법.
- 제1항 내지 제12항 중 어느 한 항에 있어서, 촉매가 평균 차원 10 내지 100㎛인 입자 형태로 있는 방법.
- 제1항 내지 제13항 중 어느 한 항에 있어서, 반응 영역내 온도가 120 내지 220℃이고 압력이 0.5 내지 10MPa인 방법.
- 제1항 내지 제14항 중 어느 한 항에 있어서, 제2 기류가 방향족 아민의 회수를 위해 증류 공정에 주입되는 방법.
- 제1항 내지 제14항 중 어느 한 항에 있어서, 반응 영역으로부터 배출된 제2 기류가 방향족 아민이 회수되는 결정화 단위체로 주입되는 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2000MI001457A IT1318602B1 (it) | 2000-06-29 | 2000-06-29 | Procedimento per la produzione di ammine aromatiche. |
ITMI2000A001457 | 2000-06-29 | ||
PCT/EP2001/007478 WO2002000598A2 (en) | 2000-06-29 | 2001-06-29 | Process for the production of aromatic amines |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030077947A true KR20030077947A (ko) | 2003-10-04 |
KR100754755B1 KR100754755B1 (ko) | 2007-09-04 |
Family
ID=11445365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020027017885A KR100754755B1 (ko) | 2000-06-29 | 2001-06-29 | 방향족 아민의 제조방법 |
Country Status (11)
Country | Link |
---|---|
US (1) | US6965053B2 (ko) |
EP (1) | EP1317410B1 (ko) |
JP (1) | JP4970696B2 (ko) |
KR (1) | KR100754755B1 (ko) |
CN (1) | CN1266113C (ko) |
AT (1) | ATE296280T1 (ko) |
AU (1) | AU2001283905A1 (ko) |
BR (1) | BR0112317A (ko) |
DE (1) | DE60111063T2 (ko) |
IT (1) | IT1318602B1 (ko) |
WO (1) | WO2002000598A2 (ko) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10349095A1 (de) * | 2003-10-17 | 2005-05-19 | Basf Ag | Verfahren zur Herstellung von Aminen |
US8030522B2 (en) * | 2006-06-07 | 2011-10-04 | Bayer Materialscience Llc | Process for the production of toluene diisocyanate |
CN101260044B (zh) * | 2008-04-15 | 2011-03-30 | 中国科学院长春应用化学研究所 | H2o-co2体系中芳烃硝基化合物催化加氢制备芳胺类化合物的方法 |
CN101993398B (zh) * | 2009-08-24 | 2014-03-05 | 中国中化股份有限公司 | 一种催化加氢制备1,8-二氨基-3,6-萘二磺酸的方法 |
EP2943273B1 (de) * | 2013-01-11 | 2017-04-19 | Basf Se | Vorrichtung und verfahren zur kontinuierlichen umsetzung von flüssigkeiten mit gasen |
EP2943272B1 (de) * | 2013-01-11 | 2020-12-23 | Basf Se | Vorrichtung und verfahren zur kontinuierlichen umsetzung von flüssigkeiten mit gasen |
RU2581166C2 (ru) * | 2013-07-26 | 2016-04-20 | Федеральное государственное бюджетное учреждение высшего профессионального образования Институт углехимии и химического материаловедения Сибирского отделения Российской академии наук | Способ синтеза металл-углеродного катализатора и процесс восстановления нитросоединений |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB895197A (en) * | 1960-11-25 | 1962-05-02 | Gen Aniline & Film Corp | Catalytic reduction of aromatic dinitro compounds |
DE2103265A1 (en) * | 1971-01-25 | 1972-08-17 | Centrala Industriala de Ingrasaminte Chimice, Fagaras (Rumänien) | 2,4-and 2,6-tolylenediamines prepn |
DE3315191A1 (de) * | 1983-04-27 | 1984-10-31 | Bayer Ag, 5090 Leverkusen | Verfahren zur kontinuierlichen herstellung von aromatischen diaminen unter gleichzeitiger erzeugung von dampf |
JPS60172947A (ja) * | 1984-02-16 | 1985-09-06 | Mitsui Toatsu Chem Inc | トリレンジアミンの連続的製造方法 |
JPH062718B2 (ja) * | 1985-08-20 | 1994-01-12 | 三井東圧化学株式会社 | トリレンジアミンの連続的製造法 |
DE4323687A1 (de) * | 1993-07-15 | 1995-01-19 | Bayer Ag | Kontinuierliches Verfahren zur Herstellung von aromatischen Aminen |
DE19745465A1 (de) * | 1997-10-15 | 1999-04-22 | Bayer Ag | Kontinuierliches Verfahren zur Herstellung von aromatischen Aminen |
DE59905881D1 (de) * | 1998-12-12 | 2003-07-10 | Basf Ag | Verfahren zur herstellung von aminen |
DE19857409A1 (de) * | 1998-12-12 | 2000-06-15 | Basf Ag | Verfahren zur Herstellung von Aminen |
-
2000
- 2000-06-29 IT IT2000MI001457A patent/IT1318602B1/it active
-
2001
- 2001-06-29 AU AU2001283905A patent/AU2001283905A1/en not_active Abandoned
- 2001-06-29 EP EP01962802A patent/EP1317410B1/en not_active Expired - Lifetime
- 2001-06-29 JP JP2002505348A patent/JP4970696B2/ja not_active Expired - Fee Related
- 2001-06-29 AT AT01962802T patent/ATE296280T1/de not_active IP Right Cessation
- 2001-06-29 WO PCT/EP2001/007478 patent/WO2002000598A2/en active IP Right Grant
- 2001-06-29 DE DE60111063T patent/DE60111063T2/de not_active Expired - Lifetime
- 2001-06-29 KR KR1020027017885A patent/KR100754755B1/ko active IP Right Grant
- 2001-06-29 CN CNB018117635A patent/CN1266113C/zh not_active Expired - Fee Related
- 2001-06-29 US US10/312,349 patent/US6965053B2/en not_active Expired - Lifetime
- 2001-06-29 BR BR0112317-3A patent/BR0112317A/pt not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
WO2002000598A3 (en) | 2002-05-16 |
EP1317410A2 (en) | 2003-06-11 |
EP1317410B1 (en) | 2005-05-25 |
WO2002000598A8 (en) | 2003-06-19 |
ATE296280T1 (de) | 2005-06-15 |
JP4970696B2 (ja) | 2012-07-11 |
DE60111063T2 (de) | 2006-05-04 |
WO2002000598A2 (en) | 2002-01-03 |
BR0112317A (pt) | 2003-12-30 |
KR100754755B1 (ko) | 2007-09-04 |
DE60111063D1 (de) | 2005-06-30 |
CN1441772A (zh) | 2003-09-10 |
CN1266113C (zh) | 2006-07-26 |
US6965053B2 (en) | 2005-11-15 |
JP2004501891A (ja) | 2004-01-22 |
IT1318602B1 (it) | 2003-08-27 |
US20040092773A1 (en) | 2004-05-13 |
AU2001283905A1 (en) | 2002-01-08 |
ITMI20001457A1 (it) | 2001-12-29 |
ITMI20001457A0 (it) | 2000-06-29 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US20110137083A1 (en) | Continuous method and reactor for hydrogenating organic compounds | |
US7453012B2 (en) | Continuous process for the hydrogenation of nitriles or nitro compounds to amines | |
KR100612923B1 (ko) | 4-아미노 디페닐아민의 제조방법 | |
CN103339098A (zh) | 苯二甲胺的制造方法 | |
EP1873137B1 (en) | Production of Xylenediamines | |
US6894193B2 (en) | Method for hydrogenating liquid organic compounds | |
KR19980064012A (ko) | 올레핀의 아세톡시화 방법 | |
KR100754755B1 (ko) | 방향족 아민의 제조방법 | |
KR20080057173A (ko) | 디니트로톨루엔의 촉매적 수소화에 의한 톨루엔디아민의제조 방법 | |
JP4134761B2 (ja) | 亜硝酸アルキルの製法 | |
JP2001181223A (ja) | 1,4−シクロヘキサンジメタノールの製造方法 | |
WO2002081414A2 (en) | Supercritical hydrogenation | |
KR20060119948A (ko) | 액체 프탈로니트릴을 연속적으로 수소화시켜디아미노크실렌을 제조하는 방법 | |
US4225729A (en) | Process for hydrogenation of diacetoxybutene | |
JPH0940617A (ja) | ジアリールカーボネートの連続製造法 | |
EP0655432B1 (en) | Process for continuously producing dimethyl carbonate | |
JP2528067B2 (ja) | 1,4−シクロヘキサンジメタノ―ルの製造方法 | |
US4193925A (en) | Process for preparing 2-pyrrolidone | |
JPS6147446A (ja) | アニリンの製造方法 | |
KR100967141B1 (ko) | 고 발열 반응용 반응기 시스템 및 방법 | |
WO2022189911A1 (en) | Method for preparation of amidines | |
JP2006521330A (ja) | アルキルアリールケトンの水素化方法 | |
JP2008522969A (ja) | ジニトリル水素化方法における調節剤の使用 | |
JPH0513939B2 (ko) | ||
JP2528067C (ko) |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20120802 Year of fee payment: 6 |
|
FPAY | Annual fee payment |
Payment date: 20130801 Year of fee payment: 7 |
|
FPAY | Annual fee payment |
Payment date: 20150729 Year of fee payment: 9 |
|
FPAY | Annual fee payment |
Payment date: 20160727 Year of fee payment: 10 |
|
FPAY | Annual fee payment |
Payment date: 20170804 Year of fee payment: 11 |
|
FPAY | Annual fee payment |
Payment date: 20180730 Year of fee payment: 12 |