CN1911807A - 中和法生产微粉氢氧化铝的方法 - Google Patents
中和法生产微粉氢氧化铝的方法 Download PDFInfo
- Publication number
- CN1911807A CN1911807A CN 200610068576 CN200610068576A CN1911807A CN 1911807 A CN1911807 A CN 1911807A CN 200610068576 CN200610068576 CN 200610068576 CN 200610068576 A CN200610068576 A CN 200610068576A CN 1911807 A CN1911807 A CN 1911807A
- Authority
- CN
- China
- Prior art keywords
- aluminium hydroxide
- sodium aluminate
- hydroxide micropowder
- aluminate solution
- seed
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000006386 neutralization reaction Methods 0.000 title claims abstract description 25
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 title claims description 32
- 229910021502 aluminium hydroxide Inorganic materials 0.000 title claims description 32
- 238000004519 manufacturing process Methods 0.000 title abstract description 5
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 claims abstract description 31
- 229910001388 sodium aluminate Inorganic materials 0.000 claims abstract description 31
- 238000000926 separation method Methods 0.000 claims abstract description 14
- 239000007787 solid Substances 0.000 claims abstract description 14
- 238000000354 decomposition reaction Methods 0.000 claims abstract description 13
- 238000005406 washing Methods 0.000 claims abstract description 13
- 239000002002 slurry Substances 0.000 claims abstract description 12
- 230000007935 neutral effect Effects 0.000 claims abstract description 3
- 239000000243 solution Substances 0.000 claims description 39
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 30
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 229940037003 alum Drugs 0.000 claims description 7
- 239000003929 acidic solution Substances 0.000 claims description 6
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 5
- 239000003518 caustics Substances 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000009826 distribution Methods 0.000 abstract description 6
- MXRIRQGCELJRSN-UHFFFAOYSA-N O.O.O.[Al] Chemical compound O.O.O.[Al] MXRIRQGCELJRSN-UHFFFAOYSA-N 0.000 abstract 3
- 239000007788 liquid Substances 0.000 abstract 3
- 239000002253 acid Substances 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 238000009776 industrial production Methods 0.000 abstract 1
- 230000003472 neutralizing effect Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 15
- 239000004615 ingredient Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 9
- 238000005245 sintering Methods 0.000 description 9
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 9
- 239000000126 substance Substances 0.000 description 9
- 239000013078 crystal Substances 0.000 description 4
- 238000009837 dry grinding Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000005432 seston Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000011882 ultra-fine particle Substances 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100685767A CN100378000C (zh) | 2006-08-25 | 2006-08-25 | 中和法生产微粉氢氧化铝的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNB2006100685767A CN100378000C (zh) | 2006-08-25 | 2006-08-25 | 中和法生产微粉氢氧化铝的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1911807A true CN1911807A (zh) | 2007-02-14 |
CN100378000C CN100378000C (zh) | 2008-04-02 |
Family
ID=37720906
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB2006100685767A Active CN100378000C (zh) | 2006-08-25 | 2006-08-25 | 中和法生产微粉氢氧化铝的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN100378000C (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102730728A (zh) * | 2012-06-18 | 2012-10-17 | 河南神火新材料有限公司 | 一种填料用氢氧化铝的制备方法 |
CN104045102A (zh) * | 2014-06-27 | 2014-09-17 | 中国铝业股份有限公司 | 一种氢氧化铝的生产方法 |
CN104045100A (zh) * | 2014-06-27 | 2014-09-17 | 中国铝业股份有限公司 | 一种氢氧化铝的制备方法 |
CN110372021A (zh) * | 2019-06-13 | 2019-10-25 | 山东泰星新材料股份有限公司 | 一种电子线路板或电工用阻燃剂氢氧化铝的制备方法及应用 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3144209B2 (ja) * | 1993-03-09 | 2001-03-12 | 住友化学工業株式会社 | 樹脂充填用水酸化アルミニウム及びその製造方法 |
JPH08325011A (ja) * | 1995-05-26 | 1996-12-10 | Showa Denko Kk | 水酸化アルミニウムおよびその製造方法 |
CN1113037C (zh) * | 2000-11-01 | 2003-07-02 | 中国铝业股份有限公司 | 种分法制备超细氢氧化铝工艺 |
CN1433964B (zh) * | 2003-03-12 | 2010-10-06 | 湖南化工研究院 | 超微细氢氧化铝的制备方法 |
CN100411990C (zh) * | 2006-01-23 | 2008-08-20 | 中国铝业股份有限公司 | 微粉氢氧化铝的制备方法 |
-
2006
- 2006-08-25 CN CNB2006100685767A patent/CN100378000C/zh active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102730728A (zh) * | 2012-06-18 | 2012-10-17 | 河南神火新材料有限公司 | 一种填料用氢氧化铝的制备方法 |
CN104045102A (zh) * | 2014-06-27 | 2014-09-17 | 中国铝业股份有限公司 | 一种氢氧化铝的生产方法 |
CN104045100A (zh) * | 2014-06-27 | 2014-09-17 | 中国铝业股份有限公司 | 一种氢氧化铝的制备方法 |
CN110372021A (zh) * | 2019-06-13 | 2019-10-25 | 山东泰星新材料股份有限公司 | 一种电子线路板或电工用阻燃剂氢氧化铝的制备方法及应用 |
Also Published As
Publication number | Publication date |
---|---|
CN100378000C (zh) | 2008-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: CHINESE ALUMINIUM CO., LTD. Free format text: FORMER OWNER: SHANDONG ALUMINIUM INDUSTRY CO., LTD. Effective date: 20071026 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20071026 Address after: 100082 No. 62 North Main Street, Beijing, Xizhimen Applicant after: Aluminum Corporation of China Limited Address before: Five 1 km 255052, Zhangdian District, Shandong, Zibo Applicant before: Shandong Aluminium Industry Co., Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant |