KR20030047904A - 제올라이트 촉매의 재생방법 - Google Patents
제올라이트 촉매의 재생방법 Download PDFInfo
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- KR20030047904A KR20030047904A KR1020027017417A KR20027017417A KR20030047904A KR 20030047904 A KR20030047904 A KR 20030047904A KR 1020027017417 A KR1020027017417 A KR 1020027017417A KR 20027017417 A KR20027017417 A KR 20027017417A KR 20030047904 A KR20030047904 A KR 20030047904A
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- Prior art keywords
- optionally substituted
- mda
- derivatives
- catalyst
- aromatic compound
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- 239000003054 catalyst Substances 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 46
- 230000008929 regeneration Effects 0.000 title description 20
- 238000011069 regeneration method Methods 0.000 title description 20
- YBRVSVVVWCFQMG-UHFFFAOYSA-N 4,4'-diaminodiphenylmethane Chemical class C1=CC(N)=CC=C1CC1=CC=C(N)C=C1 YBRVSVVVWCFQMG-UHFFFAOYSA-N 0.000 claims abstract description 99
- 150000001491 aromatic compounds Chemical class 0.000 claims abstract description 23
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical class O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims abstract description 18
- 125000001424 substituent group Chemical group 0.000 claims abstract description 18
- 238000007336 electrophilic substitution reaction Methods 0.000 claims abstract description 15
- 230000004913 activation Effects 0.000 claims abstract description 13
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 12
- 238000003786 synthesis reaction Methods 0.000 claims abstract description 11
- 230000001172 regenerating effect Effects 0.000 claims abstract description 10
- 125000003118 aryl group Chemical group 0.000 claims abstract description 7
- 238000005406 washing Methods 0.000 claims abstract description 6
- 239000007788 liquid Substances 0.000 claims abstract description 5
- 238000006243 chemical reaction Methods 0.000 claims description 47
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 37
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 34
- 239000010457 zeolite Substances 0.000 claims description 23
- 229910021536 Zeolite Inorganic materials 0.000 claims description 18
- 238000006482 condensation reaction Methods 0.000 claims description 15
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims description 14
- 239000000543 intermediate Substances 0.000 claims description 10
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 8
- 150000001448 anilines Chemical class 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 8
- 150000001412 amines Chemical class 0.000 claims description 7
- 230000003213 activating effect Effects 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 6
- 238000009833 condensation Methods 0.000 claims description 5
- 230000005494 condensation Effects 0.000 claims description 5
- 239000007791 liquid phase Substances 0.000 claims description 5
- 238000002360 preparation method Methods 0.000 claims description 5
- 125000000217 alkyl group Chemical group 0.000 claims description 4
- 125000000753 cycloalkyl group Chemical group 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 3
- -1 phosphorus aromatic compound Chemical class 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- 239000000376 reactant Substances 0.000 claims description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 description 15
- 239000000047 product Substances 0.000 description 15
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 description 14
- 150000007854 aminals Chemical class 0.000 description 12
- 239000013638 trimer Substances 0.000 description 12
- 239000012071 phase Substances 0.000 description 8
- 239000011541 reaction mixture Substances 0.000 description 7
- 239000003446 ligand Substances 0.000 description 6
- 239000002253 acid Substances 0.000 description 4
- DIOQZVSQGTUSAI-UHFFFAOYSA-N decane Chemical compound CCCCCCCCCC DIOQZVSQGTUSAI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012948 isocyanate Substances 0.000 description 4
- 150000002513 isocyanates Chemical class 0.000 description 4
- 239000011973 solid acid Substances 0.000 description 4
- 125000003277 amino group Chemical group 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000011949 solid catalyst Substances 0.000 description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000007806 chemical reaction intermediate Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- WZEYZMKZKQPXSX-UHFFFAOYSA-N 1,3,5-trimethylbenzene Chemical compound CC1=CC(C)=CC(C)=C1.CC1=CC(C)=CC(C)=C1 WZEYZMKZKQPXSX-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 239000011959 amorphous silica alumina Substances 0.000 description 1
- 150000004982 aromatic amines Chemical class 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000008098 formaldehyde solution Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 description 1
- 239000012229 microporous material Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- OHQOKJPHNPUMLN-UHFFFAOYSA-N n,n'-diphenylmethanediamine Chemical class C=1C=CC=CC=1NCNC1=CC=CC=C1 OHQOKJPHNPUMLN-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 150000002989 phenols Chemical class 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 150000003335 secondary amines Chemical class 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/68—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
- C07C209/78—Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton from carbonyl compounds, e.g. from formaldehyde, and amines having amino groups bound to carbon atoms of six-membered aromatic rings, with formation of methylene-diarylamines
-
- 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
- B01J29/00—Catalysts comprising molecular sieves
- B01J29/90—Regeneration or reactivation
-
- 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
- B01J38/00—Regeneration or reactivation of catalysts, in general
- B01J38/48—Liquid treating or treating in liquid phase, e.g. dissolved or suspended
- B01J38/50—Liquid treating or treating in liquid phase, e.g. dissolved or suspended using organic liquids
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/54—Preparation of compounds containing amino groups bound to a carbon skeleton by rearrangement reactions
-
- 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
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/584—Recycling of catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Silicates, Zeolites, And Molecular Sieves (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Abstract
Description
Claims (12)
- 임의 치환된 메틸렌디아닐린(MDA) 및 이의 유도체 또는, 임의 치환된 MDA 및 이의 유도체와 고급 동족체 생성물과의 혼합물의 합성시 사용함으로써 적어도 부분적으로 불활성화된 제올라이트 촉매를 재생하는 방법으로서, 당해 제올라이트 촉매를 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 갖지 않는 방향족 화합물에 비하여 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 포함하고 적어도 부분적으로 액상인 방향족 화합물과 접촉시킴을 포함하는 방법.
- 제1항에 있어서, 임의 치환된 메틸렌디아닐린(MDA) 및 이의 유도체 또는 임의 치환된 MDA 및 이의 유도체와 고급 동족체 생성물과의 혼합물이 화학식 I의 화합물을 포함하는 방법.화학식 I상기 화학식 I에서,R은 독립적으로 수소, C1-C8알킬, C4-C10사이클로알킬 또는 C6-C12방향족 라디칼을 나타내며,n은 2 내지 6의 범위의 관능가(functionality)를 제공하는 것을 포함하는, 1이상의 정수이다.
- 제1항 또는 제2항에 있어서, 방향족 환의 하나 이상의 치환체가 강한 활성화 효과를 가지며, -NH2, -NHR, -NR2, -OH 및 -O-그룹으로부터 선택되는 방법.
- 제1항 또는 제2항에 있어서, 방향족 환의 하나 이상의 치환체가 중간체 활성화 효과를 가지며, -OR1및 -NHCOR2그룹(여기서, R1및 R2는 C1-C4(이소)알킬, C4-C10사이클로알킬, 방향족, 알킬방향족 또는 C6-C10아릴알킬 라디칼을 나타낸다)으로부터 선택되는 방법.
- 제1항 내지 제4항 중의 어느 한 항에 있어서, 방향족 화합물이 페놀 및 아닐린으로부터 선택되는 방법.
- 제1항 내지 제5항 중의 어느 한 항에 있어서, 촉매가, "공간" 지수("spaciousness" index) 범위가 2.5 내지 19인 제올라이트 및 SiO2/Al2O3의 몰 비가 10/1 내지 500/1이고 표면적이 500 내지 1000㎡/g이며 다공도가 0.3 내지 0.6㎖/g이고 기공 직경이 2 내지 5㎚인, X-선에 대해 무정형인 실리코-알루미나로부터 선택되는 방법.
- 제1항 내지 제6항 중의 어느 한 항에 있어서, 임의 치환된 MDI 및 이의 유도체와, 존재하는 경우, 고급 동족체 생성물이 승온에서 상응하는 아미날 중간체의 전위 반응 또는, 포름알데히드와 임의 치환된 아닐린 또는 이의 유도체 사이의 축합 반응을 포함하는 공정에 의해 제조되는 방법.
- 제7항에 있어서, 촉매가 임의 치환된 MDI 및 이의 유도체가 제조되는 축합 및/또는 전위 반응의 온도보다 높은 온도에서 방향족 화합물과 접촉하는 방법.
- 제7항 또는 제8항에 있어서, 촉매가 생성물을 제조하는 데 사용되는 공정 반응물의 유동에 대해 동류, 병류 또는 역류 유동으로 방향족 화합물과 접촉하는, 특히 방향족 화합물로 세척되는 방법.
- 제1항 내지 제9항 중의 어느 한 항에 있어서, 적어도 부분적으로 불활성화된 촉매의 세척이 100 내지 400℃의 온도 범위에서 수행되는 방법.
- 상응하는 아미날 중간체의 전위 반응 또는 포름알데히드와 임의 치환된 아닐린 또는 이의 유도체 사이의 축합 반응을 포함하는 공정에 의해 임의 치환된 MDA 및 이의 유도체 또는, 임의 치환된 MDA 및 이의 유도체와 고급 동족체 생성물과의 혼합물의 합성시 사용함으로써 적어도 부분적으로 불활성화된 제올라이트 촉매를재생하는 방법으로서, 임의 치환된 메틸렌디아닐린(MDA) 및 이의 유도체가 생성되는 축합 반응 및/또는 전위 반응의 온도보다 높은 온도에서 촉매를 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 갖지 않는 방향족 화합물에 비하여 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 포함하고 적어도 부분적으로 액상인 방향족 화합물과 접촉시키는, 바람직하게는 방향족 화합물로 세척함을 포함하는 방법.
- 상응하는 아미날 중간체(i) 또는 포름알데히드 및 임의 치환된 아닐린 또는 이의 유도체(ii)를 포함하는 원료 물질을 승온에서 제올라이트 촉매와 접촉시켜 원료 물질(i)의 경우에는 전위 반응을 수행하고, 원료 물질(ii)의 경우에는 축합 반응을 수행하여 임의 치환된 메틸렌디아닐린(MDA) 또는 이의 유도체를 생성하는 단계(A),당해 촉매와, 단계(A)의 온도보다 높은 온도에서 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 갖지 않는 방향족 화합물에 비하여 친전자성 치환에 대한 활성화 특성을 갖는 치환체를 포함하는 적어도 부분적으로 액상인 방향족 화합물을 접촉시키는 공정에 의해 적어도 부분적으로 불활성화된 촉매를 재생하는 단계(B) 및 임의로단계(A) 및 단계(B)를 다시 교호로 수행하는 단계(C)를 포함하는, 임의 치환된 MDA 및 이의 유도체 또는 임의 치환된 MDA 및 이의 유도체와 고급 동족체 생성물의 혼합물의 제조방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI2000A001404 | 2000-06-22 | ||
IT2000MI001404A IT1318591B1 (it) | 2000-06-22 | 2000-06-22 | Procedimento per la rigenerazione di catalizzatori zeolitici. |
PCT/EP2001/007113 WO2001097969A1 (en) | 2000-06-22 | 2001-06-22 | Process for the regeneration of zeolitic catalysts |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20030047904A true KR20030047904A (ko) | 2003-06-18 |
KR100797386B1 KR100797386B1 (ko) | 2008-01-24 |
Family
ID=11445318
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020027017417A KR100797386B1 (ko) | 2000-06-22 | 2001-06-22 | 제올라이트 촉매의 재생방법 |
Country Status (12)
Country | Link |
---|---|
US (1) | US7115537B2 (ko) |
EP (1) | EP1294481B1 (ko) |
JP (1) | JP2003535687A (ko) |
KR (1) | KR100797386B1 (ko) |
CN (1) | CN1240476C (ko) |
AT (1) | ATE368516T1 (ko) |
AU (1) | AU2001283878A1 (ko) |
BR (1) | BR0112284A (ko) |
DE (1) | DE60129696T2 (ko) |
IT (1) | IT1318591B1 (ko) |
PT (1) | PT1294481E (ko) |
WO (1) | WO2001097969A1 (ko) |
Families Citing this family (4)
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ITMI20011143A1 (it) | 2001-05-30 | 2002-11-30 | Enitecnologie Spa | Processo per la preparazionee di bisfenoli con zeoliti |
CN101428235B (zh) * | 2007-11-07 | 2010-10-27 | 中国石油化工股份有限公司 | 分子筛类催化剂的再生方法 |
JP2012524046A (ja) * | 2009-04-20 | 2012-10-11 | ビーエーエスエフ ソシエタス・ヨーロピア | アミナールの段階を介したmdaの製造方法 |
HUE037918T2 (hu) | 2014-07-07 | 2018-09-28 | Covestro Deutschland Ag | Eljárás a difenilmetán sorozat di- és poliaminjainak elõállítására |
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DE2308014A1 (de) * | 1973-02-17 | 1974-08-22 | Bayer Ag | Verfahren zur herstellung von diaminodiarylmethanen |
US5241119A (en) * | 1986-10-22 | 1993-08-31 | Eniricerche S.P.A. | Process for the preparation of 4,4'-diaminodiphenyl-methane and its derivatives |
US4908341A (en) * | 1986-12-04 | 1990-03-13 | Mobil Oil Corp. | Method for reactivating spent catalyst by contact with one or more aromatic compounds |
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2000
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2001
- 2001-06-22 JP JP2002503443A patent/JP2003535687A/ja active Pending
- 2001-06-22 EP EP01962763A patent/EP1294481B1/en not_active Expired - Lifetime
- 2001-06-22 CN CNB01811573XA patent/CN1240476C/zh not_active Expired - Fee Related
- 2001-06-22 DE DE60129696T patent/DE60129696T2/de not_active Expired - Lifetime
- 2001-06-22 PT PT01962763T patent/PT1294481E/pt unknown
- 2001-06-22 US US10/312,160 patent/US7115537B2/en not_active Expired - Lifetime
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- 2001-06-22 KR KR1020027017417A patent/KR100797386B1/ko active IP Right Grant
- 2001-06-22 BR BR0112284-3A patent/BR0112284A/pt not_active Application Discontinuation
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Also Published As
Publication number | Publication date |
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WO2001097969A1 (en) | 2001-12-27 |
US20040092772A1 (en) | 2004-05-13 |
PT1294481E (pt) | 2007-11-02 |
CN1240476C (zh) | 2006-02-08 |
US7115537B2 (en) | 2006-10-03 |
DE60129696D1 (de) | 2007-09-13 |
EP1294481A1 (en) | 2003-03-26 |
BR0112284A (pt) | 2003-05-13 |
AU2001283878A1 (en) | 2002-01-02 |
ATE368516T1 (de) | 2007-08-15 |
JP2003535687A (ja) | 2003-12-02 |
EP1294481B1 (en) | 2007-08-01 |
DE60129696T2 (de) | 2008-04-30 |
ITMI20001404A0 (it) | 2000-06-22 |
IT1318591B1 (it) | 2003-08-27 |
WO2001097969A8 (en) | 2002-03-28 |
KR100797386B1 (ko) | 2008-01-24 |
ITMI20001404A1 (it) | 2001-12-22 |
CN1437507A (zh) | 2003-08-20 |
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