KR960014090A - 톨루엔디아민의 저장 및 운반 방법 - Google Patents
톨루엔디아민의 저장 및 운반 방법 Download PDFInfo
- Publication number
- KR960014090A KR960014090A KR1019950033834A KR19950033834A KR960014090A KR 960014090 A KR960014090 A KR 960014090A KR 1019950033834 A KR1019950033834 A KR 1019950033834A KR 19950033834 A KR19950033834 A KR 19950033834A KR 960014090 A KR960014090 A KR 960014090A
- Authority
- KR
- South Korea
- Prior art keywords
- toluenediamine
- meta
- temperature
- mixture
- water
- Prior art date
Links
- VOZKAJLKRJDJLL-UHFFFAOYSA-N 2,4-diaminotoluene Chemical compound CC1=CC=C(N)C=C1N VOZKAJLKRJDJLL-UHFFFAOYSA-N 0.000 title claims abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract 10
- 238000000034 method Methods 0.000 claims abstract 8
- 239000007795 chemical reaction product Substances 0.000 claims abstract 4
- 238000003860 storage Methods 0.000 claims abstract 3
- 238000004508 fractional distillation Methods 0.000 claims abstract 2
- 230000008014 freezing Effects 0.000 claims abstract 2
- 238000007710 freezing Methods 0.000 claims abstract 2
- PZKPUGIOJKNRQZ-UHFFFAOYSA-N 1-methylcyclohexa-3,5-diene-1,3-diamine Chemical compound CC1(N)CC(N)=CC=C1 PZKPUGIOJKNRQZ-UHFFFAOYSA-N 0.000 claims 12
- 239000000203 mixture Substances 0.000 claims 12
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims 3
- 238000004519 manufacturing process Methods 0.000 claims 3
- 239000000047 product Substances 0.000 claims 3
- DYSXLQBUUOPLBB-UHFFFAOYSA-N 2,3-dinitrotoluene Chemical compound CC1=CC=CC([N+]([O-])=O)=C1[N+]([O-])=O DYSXLQBUUOPLBB-UHFFFAOYSA-N 0.000 claims 2
- RLYCRLGLCUXUPO-UHFFFAOYSA-N 2,6-diaminotoluene Chemical compound CC1=C(N)C=CC=C1N RLYCRLGLCUXUPO-UHFFFAOYSA-N 0.000 claims 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims 2
- XTRDKALNCIHHNI-UHFFFAOYSA-N 2,6-dinitrotoluene Chemical class CC1=C([N+]([O-])=O)C=CC=C1[N+]([O-])=O XTRDKALNCIHHNI-UHFFFAOYSA-N 0.000 claims 1
- FZZMTSNZRBFGGU-UHFFFAOYSA-N 2-chloro-7-fluoroquinazolin-4-amine Chemical compound FC1=CC=C2C(N)=NC(Cl)=NC2=C1 FZZMTSNZRBFGGU-UHFFFAOYSA-N 0.000 claims 1
- PLAZTCDQAHEYBI-UHFFFAOYSA-N 2-nitrotoluene Chemical compound CC1=CC=CC=C1[N+]([O-])=O PLAZTCDQAHEYBI-UHFFFAOYSA-N 0.000 claims 1
- CNPURSDMOWDNOQ-UHFFFAOYSA-N 4-methoxy-7h-pyrrolo[2,3-d]pyrimidin-2-amine Chemical compound COC1=NC(N)=NC2=C1C=CN2 CNPURSDMOWDNOQ-UHFFFAOYSA-N 0.000 claims 1
- ZPTVNYMJQHSSEA-UHFFFAOYSA-N 4-nitrotoluene Chemical compound CC1=CC=C([N+]([O-])=O)C=C1 ZPTVNYMJQHSSEA-UHFFFAOYSA-N 0.000 claims 1
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 claims 1
- 239000006227 byproduct Substances 0.000 claims 1
- 239000003054 catalyst Substances 0.000 claims 1
- 239000008367 deionised water Substances 0.000 claims 1
- 229910021641 deionized water Inorganic materials 0.000 claims 1
- 238000005984 hydrogenation reaction Methods 0.000 claims 1
- 229910017604 nitric acid Inorganic materials 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 150000004992 toluidines Chemical class 0.000 claims 1
- 238000002844 melting Methods 0.000 abstract 2
- 230000008018 melting Effects 0.000 abstract 2
- 230000007774 longterm Effects 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C211/00—Compounds containing amino groups bound to a carbon skeleton
- C07C211/43—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
- C07C211/44—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring
- C07C211/49—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton
- C07C211/50—Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/82—Purification; Separation; Stabilisation; Use of additives
- C07C209/90—Stabilisation; Use of additives
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Abstract
본 발명은 예를들어 배의 컨테이너와 같은 대형 컨테이너에서 톨루엔디아미을 장기간 동안 저장 및 운반하기 위한 개선된 방법에 관한 것으로서, 상기 방법은 디니티로톨루엔을 수소화시킴으로써 생성되는 반응 생성물을 분별 증류시킴으로써 수득되는 무수 톨루엔디아민을 융점 또느 빙점을 충부히 강하기키는 것을 특징으로 하며, 상기 융점의 강하는 저장 및 운반을 위해 물을 상기 톨루엔디아민의 5내지 15중량%의 양으로 첨가하여 혼합함으로써 달성된다. 상기 무수 톨루엔디아민에 주입되는 물의 양은 약 7 내지 10중량%인 것이 바람직하다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (6)
- 대형 컨테이너내에서 저장 및/또는운반하기 위한 메타-톨루엔디아민의 제조 방법으로서, 상기 방법은약 200°F의 온도에서 디니트로톨루엔을 수소화시킴으로써 생성되는 반응 생성물을 분별 증류시킴으로써 수득되는 거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물에 탈염수를 5 내지 15중량% 의 양으로 첨가하고, 혼합하여, 상기 거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물의 빙점을 충분히 강하시키며, 최종 온도를 상기 생성물의 온도가 기포 발생점 이하가 되도록 조정하는 것을 포함하는 메타-톨루엔디아민의 제조방법.
- 제1하에 있어서, 상기 물을 약 7 내지 10중량%의 양으로 첨가하는 메타-톨루엔디아민의 제조방법.
- 제2항에 있어서, 상기 거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물에 물을 첨가할 때, 상기 혼합물의 온도가 220 내지 250°F인 메타-톨루엔디아민의 제조방법.
- 제3항에 있어서, 상기거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물에 물을 첨가할 때, 상기 물의 온도가 80 내지 190°F 인 메타-톨루엔디아민의 제조방법.
- 제4항에 있어서, 상기 메타-톨루디아민 혼합물이 2,4-톨루엔디아민 약 65 내지 80% 및 2,6-톨루엔디아민 약 20 내지 35%를 함유하는 메타-톨루엔디아민의 제조방법.
- 2,4- 및 2,6-디니트로톨루엔 이성질체 혼합물을 주로 함유하는 반응 생성물을 제조하기 위한 조건하에서 황산 존재하에 톨루엔을 질산과 접촉시키고, 디니트로톨루엔을 회수한 후, 이것을 수소화 촉매 존재하에서 수소와 접촉시키며, 그 결과 생성된 2,4- 및2,6-톨루엔디아민을 함유하는 반응 생성물을 감압 및 상승 온도하에 컬럼내에서 증류시?? 임의의경물질, 물, 톨루이딘, 오르토-톨루덴디아민 및 부생성물을 제거하고, 상기컬럼의 바닥으로부터 거의 부수 상태의 메타-톨루엔디아민 이성질체 혼합물을 회수하여, 온도를 약 200 내지 250°F로 강하시키고 압력은 대기압 이상으로 가압시킨 생성물 냉각기로 통과시키는 메타-톨루엔디아민 혼합물의 제조 방법에 있어서, 상기 방법은220°F 이상의 온도에서 상기 거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물에 탈이온수를 5내지 15중량%의 양으로 첨가하고, 상기 물을 상기 거의 무수 상태의 메타-톨루엔디아민 이성질체 혼합물루과 혼합하여, 최종 온도를 상기 생성물의 온도가 기포 발생점 이하가 되도록 조정하는 것을 포함하는, 저장 및/또는 운반하기 위한 상기 메타-톨루엔디아민 이성질체 혼합물의 제조 방법※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/318,324 US5449832A (en) | 1994-10-05 | 1994-10-05 | Process for storage and transport of toluenediamine |
| US08/318,324 | 1994-10-05 | ||
| US8/318,324 | 1994-10-05 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR960014090A true KR960014090A (ko) | 1996-05-22 |
| KR100191756B1 KR100191756B1 (ko) | 1999-06-15 |
Family
ID=23237691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950033834A KR100191756B1 (ko) | 1994-10-05 | 1995-10-04 | 톨루엔디아민의 저장 및 운송방법 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US5449832A (ko) |
| EP (2) | EP0705814B1 (ko) |
| JP (1) | JP2853614B2 (ko) |
| KR (1) | KR100191756B1 (ko) |
| CN (1) | CN1044806C (ko) |
| BR (1) | BR9504221A (ko) |
| CA (1) | CA2159441C (ko) |
| DE (2) | DE69506823T2 (ko) |
| MX (1) | MX185061B (ko) |
| TW (1) | TW315363B (ko) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5449832A (en) * | 1994-10-05 | 1995-09-12 | Air Products And Chemicals, Inc. | Process for storage and transport of toluenediamine |
| DE19528781A1 (de) * | 1995-08-04 | 1997-02-06 | Bayer Ag | Verfahren zur Herstellung von Toluylendiisocyanat, spezielle Gemische aus Toluylendiamin und Wasser und deren Verwendung zur Herstellung von Toluylendiisocyanat |
| US5714634A (en) * | 1996-06-25 | 1998-02-03 | Air Products And Chemicals, Inc. | Process for storage and transport of toluenediamine |
| US5693862A (en) * | 1996-12-18 | 1997-12-02 | Arco Chemical Technology, L.P. | Process for transport of toluenediamine |
| US6004482A (en) * | 1997-12-24 | 1999-12-21 | Bayer Corporation | Stable aromatic amine composition, and a process for preparing color stable aromatic amines |
| JP2002306518A (ja) * | 2000-12-21 | 2002-10-22 | Yuichi Mori | 体内留置用具 |
| CN100338024C (zh) * | 2005-09-07 | 2007-09-19 | 无锡殷达尼龙有限公司 | 二元胺系列产品制成片胺的工艺方法 |
| KR101531731B1 (ko) † | 2007-11-27 | 2015-06-25 | 미쓰이 가가쿠 가부시키가이샤 | 톨릴렌다이아민의 탈수 방법 및 탈수 장치 |
| EP2955170B1 (en) * | 2013-02-08 | 2019-08-07 | Ajinomoto Co., Inc. | Method for preserving 1,5-pentadiamine or salt thereof, method for preventing discoloration of same, and packaged 1,5-pentadiamine or salt thereof |
| US11078151B2 (en) | 2017-01-27 | 2021-08-03 | Covestro Llc | Process for the preparation of stable toluene diamine residue/water blends, related compositions, and methods of using such blends as a fuel |
| US20230159433A1 (en) | 2020-05-19 | 2023-05-25 | Covestro Deutschland Ag | Method for preparing toluylene diamine mixtures |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3421983A (en) * | 1967-03-07 | 1969-01-14 | Lummus Co | Azeotropic distillation of aqueous toluene diamine |
| DE2435818C3 (de) * | 1974-07-25 | 1982-02-25 | Bayer Ag, 5090 Leverkusen | Verfahren zur Herstellung aromatischer Diamine |
| US4239913A (en) * | 1977-10-25 | 1980-12-16 | Kabushiki Kaisha Veno Seiyaku Oyo Kenkyujo | Process for preparing 2-hydroxynaphthalenecarboxylic acids |
| US4585573A (en) * | 1981-12-09 | 1986-04-29 | Hitachi, Ltd. | Heat storage material and process for producing the same |
| US4444802A (en) * | 1982-05-03 | 1984-04-24 | Ashland Oil, Inc. | Water-borne firm coating compositions and processes therefor |
| DE3513356A1 (de) * | 1985-04-15 | 1986-10-16 | Henkel KGaA, 4000 Düsseldorf | Neue ester ungesaettigter polymerisierbarer carbonsaeuren, daraus gewonnene oelloesliche homo- und copolymere, verfahren zu ihrer herstellung und ihre verwendung als stockpunktserniedriger |
| 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 |
| US4906797A (en) * | 1988-09-12 | 1990-03-06 | The B.F. Goodrich Company | Liquid dicyclopentadiene feedstock for bulk polymerization |
| US5097903A (en) * | 1989-09-22 | 1992-03-24 | Jack C. Sloan | Method for recovering intractable petroleum from subterranean formations |
| US5449832A (en) * | 1994-10-05 | 1995-09-12 | Air Products And Chemicals, Inc. | Process for storage and transport of toluenediamine |
| US5714634A (en) * | 1996-06-25 | 1998-02-03 | Air Products And Chemicals, Inc. | Process for storage and transport of toluenediamine |
-
1994
- 1994-10-05 US US08/318,324 patent/US5449832A/en not_active Expired - Lifetime
-
1995
- 1995-06-26 TW TW84106538A patent/TW315363B/zh not_active IP Right Cessation
- 1995-09-28 CA CA002159441A patent/CA2159441C/en not_active Expired - Lifetime
- 1995-09-29 EP EP95115420A patent/EP0705814B1/en not_active Expired - Lifetime
- 1995-09-29 DE DE69506823T patent/DE69506823T2/de not_active Expired - Lifetime
- 1995-09-29 EP EP98109981A patent/EP0866054B1/en not_active Expired - Lifetime
- 1995-09-29 CN CN95115666A patent/CN1044806C/zh not_active Expired - Lifetime
- 1995-09-29 BR BR9504221A patent/BR9504221A/pt not_active IP Right Cessation
- 1995-09-29 DE DE69516187T patent/DE69516187T2/de not_active Expired - Lifetime
- 1995-10-04 JP JP7257297A patent/JP2853614B2/ja not_active Expired - Lifetime
- 1995-10-04 KR KR1019950033834A patent/KR100191756B1/ko not_active IP Right Cessation
- 1995-10-04 MX MX9504206A patent/MX185061B/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE69506823D1 (de) | 1999-02-04 |
| CN1044806C (zh) | 1999-08-25 |
| EP0866054B1 (en) | 2000-04-05 |
| CA2159441C (en) | 1998-08-18 |
| TW315363B (ko) | 1997-09-11 |
| JP2853614B2 (ja) | 1999-02-03 |
| DE69506823T2 (de) | 1999-05-20 |
| EP0866054A2 (en) | 1998-09-23 |
| BR9504221A (pt) | 1996-08-06 |
| KR100191756B1 (ko) | 1999-06-15 |
| DE69516187D1 (de) | 2000-05-11 |
| DE69516187T2 (de) | 2000-08-17 |
| CN1130613A (zh) | 1996-09-11 |
| US5449832A (en) | 1995-09-12 |
| EP0705814A1 (en) | 1996-04-10 |
| EP0866054A3 (en) | 1998-10-21 |
| MX185061B (es) | 1997-06-19 |
| CA2159441A1 (en) | 1996-04-06 |
| EP0705814B1 (en) | 1998-12-23 |
| JPH08119910A (ja) | 1996-05-14 |
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