EA201390936A1 - Способ извлечения гидразина из растворов гидроксиламина - Google Patents
Способ извлечения гидразина из растворов гидроксиламинаInfo
- Publication number
- EA201390936A1 EA201390936A1 EA201390936A EA201390936A EA201390936A1 EA 201390936 A1 EA201390936 A1 EA 201390936A1 EA 201390936 A EA201390936 A EA 201390936A EA 201390936 A EA201390936 A EA 201390936A EA 201390936 A1 EA201390936 A1 EA 201390936A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- hydroxylamine
- hydrazine
- free base
- hydroxylamine solutions
- extracting
- Prior art date
Links
- OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 title abstract 6
- 238000000034 method Methods 0.000 title abstract 2
- AVXURJPOCDRRFD-UHFFFAOYSA-N Hydroxylamine Chemical compound ON AVXURJPOCDRRFD-UHFFFAOYSA-N 0.000 title 1
- 239000012458 free base Substances 0.000 abstract 3
- 238000004131 Bayer process Methods 0.000 abstract 1
- 229920000642 polymer Polymers 0.000 abstract 1
- 239000002516 radical scavenger 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
- C01B21/1481—Purification
-
- 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
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/14—Hydroxylamine; Salts thereof
- C01B21/1472—Separation
-
- 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
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/04—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom
- C01F7/06—Preparation of alkali metal aluminates; Aluminium oxide or hydroxide therefrom by treating aluminous minerals or waste-like raw materials with alkali hydroxide, e.g. leaching of bauxite according to the Bayer process
- C01F7/0646—Separation of the insoluble residue, e.g. of red mud
- C01F7/0653—Separation of the insoluble residue, e.g. of red mud characterised by the flocculant added to the slurry
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/68—Treatment of water, waste water, or sewage by addition of specified substances, e.g. trace elements, for ameliorating potable water
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F8/00—Chemical modification by after-treatment
- C08F8/30—Introducing nitrogen atoms or nitrogen-containing groups
- C08F8/32—Introducing nitrogen atoms or nitrogen-containing groups by reaction with amines
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/12—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing nitrogen
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
- C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
- C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
- C02F5/14—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Polymers & Plastics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Treatment Of Sludge (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201061425565P | 2010-12-21 | 2010-12-21 | |
| PCT/US2011/065719 WO2012087863A1 (en) | 2010-12-21 | 2011-12-19 | Processes for removing hydrazine form hydroxylamine solutions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EA201390936A1 true EA201390936A1 (ru) | 2013-11-29 |
Family
ID=45478553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EA201390936A EA201390936A1 (ru) | 2010-12-21 | 2011-12-19 | Способ извлечения гидразина из растворов гидроксиламина |
Country Status (11)
| Country | Link |
|---|---|
| US (2) | US20120152852A1 (https=) |
| EP (1) | EP2655249A1 (https=) |
| JP (1) | JP5815733B2 (https=) |
| CN (2) | CN103249671A (https=) |
| AU (1) | AU2011349526B2 (https=) |
| BR (1) | BR112013014866A2 (https=) |
| CA (1) | CA2822436A1 (https=) |
| EA (1) | EA201390936A1 (https=) |
| SA (1) | SA111330089B1 (https=) |
| UA (1) | UA109689C2 (https=) |
| WO (1) | WO2012087863A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EA028199B1 (ru) * | 2010-12-21 | 2017-10-31 | Сайтек Текнолоджи Корп. | Микродисперсии гидроксаматных полимеров и способы их получения и их применения |
| CN112079340B (zh) * | 2020-09-07 | 2022-04-12 | 盛隆资源再生（无锡）有限公司 | 一种含氟硝酸回收利用的方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4147681A (en) | 1976-02-24 | 1979-04-03 | Calgon Corporation | Stable, self-inverting water-in-oil emulsions |
| JPS5659608A (en) * | 1979-10-19 | 1981-05-23 | Otsuka Chem Co Ltd | Hydrazine hydrate purifying method |
| FR2524895A1 (fr) | 1982-04-09 | 1983-10-14 | Inst Francais Du Petrole | Procede de preparation de microlatex en phase huileuse continue par polymerisation en micro-emulsion du type eau dans l'huile d'un monomere hydrosoluble, microlatex obtenus et leur utilisation en recuperation assistee du petrole |
| FR2533572A1 (fr) | 1982-09-28 | 1984-03-30 | Elf Aquitaine | Perfectionnements a la preparation de polymeres a fonctions hydroxamiques, nouveaux polymeres obtenus et leurs applications |
| JPS59189185A (ja) * | 1983-04-08 | 1984-10-26 | Kurita Water Ind Ltd | ヒドラジン化合物の安定化剤 |
| US4767540A (en) | 1987-02-11 | 1988-08-30 | American Cyanamid Company | Polymers containing hydroxamic acid groups for reduction of suspended solids in bayer process streams |
| JPH0621017B2 (ja) * | 1988-01-26 | 1994-03-23 | 日本ヒドラジン工業株式会社 | ヒドラジン類の包接錯体、その製法及び該錯体を用いる分離法 |
| US5171833A (en) * | 1989-05-16 | 1992-12-15 | Olin Corporation | Process for minimizing residual free hydrazine in polymer latices |
| US6608137B1 (en) | 1991-05-23 | 2003-08-19 | Cytec Technology Corp. | Microdispersions of hydroxamated polymers |
| EP0514648B2 (en) * | 1991-05-23 | 2000-10-11 | Cytec Technology Corp. | Microdispersions of hydroxamated polymers |
| ES2151881T3 (es) * | 1991-05-23 | 2001-01-16 | Cytec Tech Corp | Estabilizacion de polimeros acuosos en presencia de hidroxilamina. |
| JPH11204024A (ja) * | 1998-01-19 | 1999-07-30 | Hitachi Ltd | 薄膜型電子源、これを用いた表示パネルおよび表示装置 |
| US6235162B1 (en) * | 1998-05-28 | 2001-05-22 | Sachem, Inc. | Ultrapure hydroxylamine compound solutions and process of making same |
| JP4299432B2 (ja) * | 2000-03-10 | 2009-07-22 | 株式会社日本触媒 | （メタ）アクリル酸の精製方法 |
| CN101128244B (zh) * | 2005-02-25 | 2010-09-29 | Cytec技术有限公司 | 异羟肟酸化聚合物的水包油包水乳液及其使用方法 |
| US20090107520A1 (en) * | 2007-10-29 | 2009-04-30 | Wai Mun Lee | Amidoxime compounds as chelating agents in semiconductor processes |
| EA028199B1 (ru) * | 2010-12-21 | 2017-10-31 | Сайтек Текнолоджи Корп. | Микродисперсии гидроксаматных полимеров и способы их получения и их применения |
-
2011
- 2011-12-19 UA UAA201309118A patent/UA109689C2/uk unknown
- 2011-12-19 AU AU2011349526A patent/AU2011349526B2/en not_active Ceased
- 2011-12-19 CA CA2822436A patent/CA2822436A1/en not_active Abandoned
- 2011-12-19 BR BR112013014866A patent/BR112013014866A2/pt not_active IP Right Cessation
- 2011-12-19 US US13/329,906 patent/US20120152852A1/en not_active Abandoned
- 2011-12-19 CN CN2011800587227A patent/CN103249671A/zh active Pending
- 2011-12-19 JP JP2013546272A patent/JP5815733B2/ja not_active Expired - Fee Related
- 2011-12-19 EA EA201390936A patent/EA201390936A1/ru unknown
- 2011-12-19 WO PCT/US2011/065719 patent/WO2012087863A1/en not_active Ceased
- 2011-12-19 EP EP11808497.9A patent/EP2655249A1/en not_active Ceased
- 2011-12-19 CN CN201510188632.XA patent/CN104843659B/zh not_active Expired - Fee Related
- 2011-12-20 SA SA111330089A patent/SA111330089B1/ar unknown
-
2013
- 2013-07-29 US US13/953,107 patent/US8703088B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP2655249A1 (en) | 2013-10-30 |
| JP2014507364A (ja) | 2014-03-27 |
| CN104843659A (zh) | 2015-08-19 |
| UA109689C2 (uk) | 2015-09-25 |
| US8703088B2 (en) | 2014-04-22 |
| US20130315812A1 (en) | 2013-11-28 |
| AU2011349526A1 (en) | 2013-06-06 |
| SA111330089B1 (ar) | 2014-10-16 |
| WO2012087863A1 (en) | 2012-06-28 |
| AU2011349526B2 (en) | 2015-03-19 |
| CN103249671A (zh) | 2013-08-14 |
| JP5815733B2 (ja) | 2015-11-17 |
| US20120152852A1 (en) | 2012-06-21 |
| CA2822436A1 (en) | 2012-06-28 |
| CN104843659B (zh) | 2017-07-21 |
| BR112013014866A2 (pt) | 2016-10-18 |
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