CN102557076B - 一种生产电子级氟化铵水溶液的方法 - Google Patents
一种生产电子级氟化铵水溶液的方法 Download PDFInfo
- Publication number
- CN102557076B CN102557076B CN201010577191.XA CN201010577191A CN102557076B CN 102557076 B CN102557076 B CN 102557076B CN 201010577191 A CN201010577191 A CN 201010577191A CN 102557076 B CN102557076 B CN 102557076B
- Authority
- CN
- China
- Prior art keywords
- ammonia
- ammonium fluoride
- water solution
- purity
- hydrofluoric acid
- 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.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/16—Halides of ammonium
- C01C1/162—Ammonium fluoride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/02—Preparation, purification or separation of ammonia
- C01C1/024—Purification
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/80—Compositional purity
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Analytical Chemistry (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (6)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010577191.XA CN102557076B (zh) | 2010-12-08 | 2010-12-08 | 一种生产电子级氟化铵水溶液的方法 |
US12/973,434 US20120145949A1 (en) | 2010-12-08 | 2010-12-20 | Method for producing electronic grade aqueous ammonium fluoride solution |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201010577191.XA CN102557076B (zh) | 2010-12-08 | 2010-12-08 | 一种生产电子级氟化铵水溶液的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102557076A CN102557076A (zh) | 2012-07-11 |
CN102557076B true CN102557076B (zh) | 2015-06-24 |
Family
ID=46198397
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201010577191.XA Active CN102557076B (zh) | 2010-12-08 | 2010-12-08 | 一种生产电子级氟化铵水溶液的方法 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20120145949A1 (zh) |
CN (1) | CN102557076B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110615447A (zh) * | 2019-10-29 | 2019-12-27 | 浙江森田新材料有限公司 | 一种蚀刻及清洗级氟化铵的制备方法 |
CN112058199B (zh) * | 2020-08-25 | 2022-02-11 | 福建天甫电子材料有限公司 | 一种电子级氟化氨的制备系统及工艺 |
CN115309215B (zh) * | 2022-08-05 | 2023-03-07 | 福建省龙氟新材料有限公司 | 氟化铵制备用的自动配料控制系统及其控制方法 |
CN115453990B (zh) * | 2022-08-31 | 2023-02-17 | 福建天甫电子材料有限公司 | 用于氟化铵生产的生产管理控制系统及其控制方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1996989A (en) * | 1928-08-09 | 1935-04-09 | Waldhof Zellstoff Fab | Production of artificial filaments |
JPS616121A (ja) * | 1984-06-14 | 1986-01-11 | Hashimoto Kasei Kogyo Kk | 高純度アンモニウムフツ化物の製造法 |
JPH03170321A (ja) * | 1989-11-27 | 1991-07-23 | Morita Kagaku Kogyo Kk | アンモニアガスの精製方法 |
US6350425B2 (en) * | 1994-01-07 | 2002-02-26 | Air Liquide America Corporation | On-site generation of ultra-high-purity buffered-HF and ammonium fluoride |
US5688481A (en) * | 1995-10-18 | 1997-11-18 | U.S. Borax Inc. | Method for producing calcium borate |
US6749819B2 (en) * | 2000-07-28 | 2004-06-15 | Japan Pionics Co., Ltd. | Process for purifying ammonia |
GB0108151D0 (en) * | 2001-03-31 | 2001-05-23 | Univ Nottingham | Supercritical fluids formed from liquid precursors |
CN1385369A (zh) * | 2002-01-15 | 2002-12-18 | 姜仁和 | 氟铵盐的直接合成法 |
EP1375418A1 (en) * | 2002-06-28 | 2004-01-02 | Ammonia Casale S.A. | Method and apparatus for ammonia synthesis gas production |
US20090162268A1 (en) * | 2007-12-19 | 2009-06-25 | Air Products And Chemicals, Inc. | Carbon Dioxide Separation Via Partial Pressure Swing Cyclic Chemical Reaction |
CN101700890A (zh) * | 2009-09-09 | 2010-05-05 | 张文波 | 一种氨纯化方法 |
-
2010
- 2010-12-08 CN CN201010577191.XA patent/CN102557076B/zh active Active
- 2010-12-20 US US12/973,434 patent/US20120145949A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
CN102557076A (zh) | 2012-07-11 |
US20120145949A1 (en) | 2012-06-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103910333B (zh) | 一种回收氢氟化工艺尾气中氟化氢的方法 | |
CN102557076B (zh) | 一种生产电子级氟化铵水溶液的方法 | |
CN102101651B (zh) | 二氟一氯甲烷副产氯化氢的精制及三氟甲烷回收的方法与装置 | |
JP2012062300A (ja) | 超高純度電子級化学試薬生産方法 | |
CN104555927A (zh) | 一种三氟化氯的纯化方法 | |
CN104740975B (zh) | 一种新型高效可逆离子型氨气吸收剂 | |
CN101891161A (zh) | 超纯硫酸的制备方法 | |
CN105036141B (zh) | 一种氯硅烷废气生产纳米二氧化硅并副产盐酸的方法 | |
CN106430117A (zh) | 一种熔炼烟气制取分析纯硫酸的方法 | |
CN105565324B (zh) | 一种四氟化硅的纯化方法 | |
CN109179506B (zh) | 一种从钼精矿焙烧淋洗液协同回收铼钼的方法 | |
CN213707743U (zh) | 一种基于熔盐循环利用的提纯系统 | |
CN103950950A (zh) | 高丰度硼-11酸的制备方法 | |
CN106379889A (zh) | 一种制备氟化石墨烯副产高纯氟化锂的方法和设备 | |
CN104140085B (zh) | 一种深度脱除氧化亚氮中水和二氧化碳的装置与方法 | |
CN113247862A (zh) | 一种高纯度电子级氯化氢生产装置及其工艺 | |
CN111994873A (zh) | 采用工业级溴化氢气体生产高纯氢溴酸的方法及装置 | |
CN105399106B (zh) | 一种高纯硼粉的制备方法及装置 | |
CN207943871U (zh) | 一种氟硅酸制取无水氯化氢的生产系统 | |
CN103910334B (zh) | 一种量产超高纯氢氟酸的预处理工艺及其装置 | |
CN112299453B (zh) | 一种高纯度氟化锂的制备方法 | |
JP4843635B2 (ja) | フッ化水素の含有量が低減されたフッ化カルボニルの製造方法 | |
CN106629758B (zh) | 一种低温精馏提纯三氟化硼气体的工艺 | |
CN103011172B (zh) | 四氟化硅气体中杂质碘的净化方法 | |
CN105417556A (zh) | 一种氟化氢铵的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HUAYI (GROUP) COMPANY Effective date: 20120815 Owner name: ASIA UNION (SHANGHAI) ELECTRONIC CHEMICAL CO., LTD Free format text: FORMER OWNER: SHANGHAI HUAYI MICROELECTRONIC MATERIAL CO., LTD. Effective date: 20120815 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20120815 Address after: 200940 Shanghai city Baoshan District Tieli Road No. 3 Applicant after: ASIA UNION ELECTRONICAL CHEMICAL CORP. Applicant after: Shanghai Huayi (Group) Corp. Address before: 200940 Shanghai city Baoshan District Tieli Road No. 3 Applicant before: Shanghai?Huayi?Microelectronic?Material Co., Ltd. |
|
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |