BR9908398A - Process for preparing hydroxylammonium salts - Google Patents
Process for preparing hydroxylammonium saltsInfo
- Publication number
- BR9908398A BR9908398A BR9908398-1A BR9908398A BR9908398A BR 9908398 A BR9908398 A BR 9908398A BR 9908398 A BR9908398 A BR 9908398A BR 9908398 A BR9908398 A BR 9908398A
- Authority
- BR
- Brazil
- Prior art keywords
- hydroxylammonium salts
- salts
- preparing
- catalytic reduction
- nitrogen monoxide
- Prior art date
Links
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical class ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 title abstract 2
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 2
- 238000010531 catalytic reduction reaction Methods 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 239000002253 acid Substances 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 150000003839 salts Chemical class 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
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
- C01B21/14—Hydroxylamine; Salts thereof
-
- 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
- C01B21/20—Nitrogen oxides; Oxyacids of nitrogen; Salts thereof
- C01B21/24—Nitric oxide (NO)
- C01B21/26—Preparation by catalytic or non-catalytic oxidation of ammonia
-
- 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
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1409—Preparation
- C01B21/1418—Preparation by catalytic reduction of nitrogen oxides or nitrates with hydrogen
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
"PROCESSO PARA PREPARAR SAIS DE HIDROXILAMÈNIO" A invenção diz respeito a um processo para produzir sais de hidroxilamónio por meio de redução catalítica de monóxido de nitrogênio com hidrogênio na presença de um ácido e um catalisador hidrogenizante, por meio do qual o monóxido de nitrogênio é purificado antes da redução catalítica por pelo menos um tratamento com óxidos porosos com base em silício e/ou alumínio ou com carbono ativado."PROCESS FOR PREPARING HYDROXYLAMINUM SALTS" The invention relates to a process for producing hydroxylammonium salts by means of catalytic reduction of nitrogen monoxide with hydrogen in the presence of an acid and a hydrogenating catalyst, by means of which the nitrogen monoxide is purified before catalytic reduction by at least one treatment with porous oxides based on silicon and / or aluminum or with activated carbon.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19808939A DE19808939A1 (en) | 1998-03-03 | 1998-03-03 | Process for the preparation of hydroxylammonium salts |
| PCT/EP1999/001338 WO1999044938A1 (en) | 1998-03-03 | 1999-03-02 | Method for producing hydroxylammonium salts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9908398A true BR9908398A (en) | 2000-10-31 |
Family
ID=7859505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR9908398-1A BR9908398A (en) | 1998-03-03 | 1999-03-02 | Process for preparing hydroxylammonium salts |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP1060124A1 (en) |
| JP (1) | JP2002505246A (en) |
| KR (1) | KR20010041538A (en) |
| CN (1) | CN1291962A (en) |
| BG (1) | BG104723A (en) |
| BR (1) | BR9908398A (en) |
| CO (1) | CO5060532A1 (en) |
| DE (1) | DE19808939A1 (en) |
| ID (1) | ID26109A (en) |
| PL (1) | PL342760A1 (en) |
| SK (1) | SK12282000A3 (en) |
| WO (1) | WO1999044938A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007039515A1 (en) * | 2005-09-27 | 2007-04-12 | Basf Aktiengesellschaft | A method of removing nitrous oxide |
| CN101272844B (en) | 2005-09-27 | 2012-08-08 | 巴斯夫欧洲公司 | A method of removing nitrous oxide |
| CN115215307B (en) * | 2021-04-15 | 2024-03-29 | 华东师范大学 | A kind of synthesis method of hydroxylamine solution |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2568396A (en) * | 1946-07-19 | 1951-09-18 | Union Oil Co | Process for producing and separating nitrogen oxides |
| NL271122A (en) * | 1960-11-15 | |||
| DE3244370A1 (en) * | 1982-12-01 | 1984-06-07 | Basf Ag, 6700 Ludwigshafen | METHOD FOR THE REMOVAL OF DISTROXIDE OXIDE FROM HYDROGEN, NITROGEN MONOXIDE AND GASES CONTAINING DISTICKOXIDE |
| LU88021A1 (en) * | 1991-10-21 | 1993-05-17 | Euratom | Process for the preparation of hydroxylamine from NOx-containing exhaust gases |
-
1998
- 1998-03-03 DE DE19808939A patent/DE19808939A1/en not_active Withdrawn
-
1999
- 1999-03-02 ID IDW20001702A patent/ID26109A/en unknown
- 1999-03-02 EP EP99907582A patent/EP1060124A1/en not_active Withdrawn
- 1999-03-02 PL PL99342760A patent/PL342760A1/en unknown
- 1999-03-02 BR BR9908398-1A patent/BR9908398A/en not_active IP Right Cessation
- 1999-03-02 KR KR1020007009715A patent/KR20010041538A/en not_active Withdrawn
- 1999-03-02 CO CO99012792A patent/CO5060532A1/en unknown
- 1999-03-02 CN CN99803514A patent/CN1291962A/en active Pending
- 1999-03-02 WO PCT/EP1999/001338 patent/WO1999044938A1/en not_active Ceased
- 1999-03-02 SK SK1228-2000A patent/SK12282000A3/en unknown
- 1999-03-02 JP JP2000534492A patent/JP2002505246A/en not_active Withdrawn
-
2000
- 2000-08-28 BG BG104723A patent/BG104723A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP1060124A1 (en) | 2000-12-20 |
| WO1999044938A1 (en) | 1999-09-10 |
| DE19808939A1 (en) | 1999-09-09 |
| JP2002505246A (en) | 2002-02-19 |
| CN1291962A (en) | 2001-04-18 |
| BG104723A (en) | 2001-05-31 |
| SK12282000A3 (en) | 2001-04-09 |
| ID26109A (en) | 2000-11-23 |
| CO5060532A1 (en) | 2001-07-30 |
| PL342760A1 (en) | 2001-07-02 |
| KR20010041538A (en) | 2001-05-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application fees: application dismissed [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 5A,6A E 7A ANUIDADES. |
|
| B08K | Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette] |
Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 1855 DE 25/07/2006. |