DE69902680D1 - Verfahren zur herstellung von hydrazin - Google Patents
Verfahren zur herstellung von hydrazinInfo
- Publication number
- DE69902680D1 DE69902680D1 DE69902680T DE69902680T DE69902680D1 DE 69902680 D1 DE69902680 D1 DE 69902680D1 DE 69902680 T DE69902680 T DE 69902680T DE 69902680 T DE69902680 T DE 69902680T DE 69902680 D1 DE69902680 D1 DE 69902680D1
- Authority
- DE
- Germany
- Prior art keywords
- stream
- azine
- working solution
- hydrazine
- producing hydrazine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/16—Hydrazine; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C251/00—Compounds containing nitrogen atoms doubly-bound to a carbon skeleton
- C07C251/72—Hydrazones
- C07C251/88—Hydrazones having also the other nitrogen atom doubly-bound to a carbon atom, e.g. azines
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9812781A FR2784376B1 (fr) | 1998-10-13 | 1998-10-13 | Procede de preparation d'hydrazine |
PCT/FR1999/002217 WO2000021921A1 (fr) | 1998-10-13 | 1999-09-17 | Procede de preparation d'hydrazine |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69902680D1 true DE69902680D1 (de) | 2002-10-02 |
DE69902680T2 DE69902680T2 (de) | 2003-04-10 |
Family
ID=9531471
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69902680T Expired - Fee Related DE69902680T2 (de) | 1998-10-13 | 1999-09-17 | Verfahren zur herstellung von hydrazin |
Country Status (15)
Country | Link |
---|---|
US (1) | US6551568B2 (de) |
EP (1) | EP1121343B1 (de) |
JP (1) | JP3524062B2 (de) |
KR (1) | KR100430303B1 (de) |
CN (1) | CN1203051C (de) |
AT (1) | ATE222888T1 (de) |
AU (1) | AU5629799A (de) |
DE (1) | DE69902680T2 (de) |
EA (1) | EA002915B1 (de) |
ES (1) | ES2180324T3 (de) |
FR (1) | FR2784376B1 (de) |
ID (1) | ID29413A (de) |
PL (1) | PL347579A1 (de) |
TW (1) | TWI221148B (de) |
WO (1) | WO2000021921A1 (de) |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2647444B1 (de) | 1989-05-24 | 1991-07-26 | Atochem | |
FR2677648B1 (fr) * | 1991-06-12 | 1993-08-27 | Atochem | Procede pour reduire la teneur en co2 dans les reacteurs de synthese d'azines. |
JP3962872B2 (ja) * | 1995-08-14 | 2007-08-22 | 三菱瓦斯化学株式会社 | ケタジンの合成方法 |
-
1998
- 1998-10-13 FR FR9812781A patent/FR2784376B1/fr not_active Expired - Fee Related
-
1999
- 1999-09-17 WO PCT/FR1999/002217 patent/WO2000021921A1/fr active IP Right Grant
- 1999-09-17 AU AU56297/99A patent/AU5629799A/en not_active Abandoned
- 1999-09-17 ID IDW20010817A patent/ID29413A/id unknown
- 1999-09-17 AT AT99942996T patent/ATE222888T1/de not_active IP Right Cessation
- 1999-09-17 JP JP2000575830A patent/JP3524062B2/ja not_active Expired - Lifetime
- 1999-09-17 PL PL99347579A patent/PL347579A1/xx not_active IP Right Cessation
- 1999-09-17 DE DE69902680T patent/DE69902680T2/de not_active Expired - Fee Related
- 1999-09-17 EA EA200100434A patent/EA002915B1/ru not_active IP Right Cessation
- 1999-09-17 ES ES99942996T patent/ES2180324T3/es not_active Expired - Lifetime
- 1999-09-17 KR KR10-2001-7003233A patent/KR100430303B1/ko not_active IP Right Cessation
- 1999-09-17 EP EP99942996A patent/EP1121343B1/de not_active Expired - Lifetime
- 1999-09-22 TW TW088116317A patent/TWI221148B/zh not_active IP Right Cessation
- 1999-10-10 CN CNB991213092A patent/CN1203051C/zh not_active Expired - Lifetime
-
2001
- 2001-04-05 US US09/826,665 patent/US6551568B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP3524062B2 (ja) | 2004-04-26 |
ATE222888T1 (de) | 2002-09-15 |
KR20010079811A (ko) | 2001-08-22 |
US6551568B2 (en) | 2003-04-22 |
EP1121343B1 (de) | 2002-08-28 |
ID29413A (id) | 2001-08-30 |
EA200100434A1 (ru) | 2001-10-22 |
ES2180324T3 (es) | 2003-02-01 |
WO2000021921A1 (fr) | 2000-04-20 |
KR100430303B1 (ko) | 2004-05-04 |
CN1203051C (zh) | 2005-05-25 |
EA002915B1 (ru) | 2002-10-31 |
US20020016507A1 (en) | 2002-02-07 |
PL347579A1 (en) | 2002-04-08 |
DE69902680T2 (de) | 2003-04-10 |
FR2784376A1 (fr) | 2000-04-14 |
AU5629799A (en) | 2000-05-01 |
TWI221148B (en) | 2004-09-21 |
FR2784376B1 (fr) | 2000-12-08 |
CN1252403A (zh) | 2000-05-10 |
EP1121343A1 (de) | 2001-08-08 |
JP2002527338A (ja) | 2002-08-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |