CN1267352C - 高强度大颗粒氢氧化铝晶种分解方法 - Google Patents
高强度大颗粒氢氧化铝晶种分解方法 Download PDFInfo
- Publication number
- CN1267352C CN1267352C CN 200410037937 CN200410037937A CN1267352C CN 1267352 C CN1267352 C CN 1267352C CN 200410037937 CN200410037937 CN 200410037937 CN 200410037937 A CN200410037937 A CN 200410037937A CN 1267352 C CN1267352 C CN 1267352C
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- CN
- China
- Prior art keywords
- groove
- decomposition
- crystal seed
- seed
- aluminium hydroxide
- 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 - Lifetime
Links
- 238000000354 decomposition reaction Methods 0.000 title claims abstract description 37
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 36
- 239000013078 crystal Substances 0.000 title claims abstract description 28
- 239000002245 particle Substances 0.000 title claims abstract description 5
- 229910021502 aluminium hydroxide Inorganic materials 0.000 title claims description 26
- 239000003518 caustics Substances 0.000 claims abstract description 18
- 239000002002 slurry Substances 0.000 claims abstract description 18
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 238000001556 precipitation Methods 0.000 claims description 6
- 238000004062 sedimentation Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 239000011362 coarse particle Substances 0.000 claims description 3
- 239000012716 precipitator Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- ANBBXQWFNXMHLD-UHFFFAOYSA-N aluminum;sodium;oxygen(2-) Chemical compound [O-2].[O-2].[Na+].[Al+3] ANBBXQWFNXMHLD-UHFFFAOYSA-N 0.000 abstract description 10
- 229910001388 sodium aluminate Inorganic materials 0.000 abstract description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 16
- 238000005054 agglomeration Methods 0.000 description 9
- 230000002776 aggregation Effects 0.000 description 9
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 6
- 239000004411 aluminium Substances 0.000 description 5
- 238000003756 stirring Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 3
- 210000000582 semen Anatomy 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910001648 diaspore Inorganic materials 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910001679 gibbsite Inorganic materials 0.000 description 1
- 238000010907 mechanical stirring Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Landscapes
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410037937 CN1267352C (zh) | 2004-05-14 | 2004-05-14 | 高强度大颗粒氢氧化铝晶种分解方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200410037937 CN1267352C (zh) | 2004-05-14 | 2004-05-14 | 高强度大颗粒氢氧化铝晶种分解方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1597523A CN1597523A (zh) | 2005-03-23 |
CN1267352C true CN1267352C (zh) | 2006-08-02 |
Family
ID=34664422
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200410037937 Expired - Lifetime CN1267352C (zh) | 2004-05-14 | 2004-05-14 | 高强度大颗粒氢氧化铝晶种分解方法 |
Country Status (1)
Country | Link |
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CN (1) | CN1267352C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100406386C (zh) * | 2005-06-01 | 2008-07-30 | 贵阳铝镁设计研究院 | 控制氢氧化铝析出速度的方法及装置 |
CN112919513B (zh) * | 2021-03-17 | 2022-12-13 | 洛阳中超新材料股份有限公司 | 一种超细氢氧化铝的生产方法 |
CN115849420B (zh) * | 2022-11-29 | 2024-02-09 | 洛阳中超新材料股份有限公司 | 原晶大颗粒氢氧化铝、制备方法、硅橡胶及电路板 |
-
2004
- 2004-05-14 CN CN 200410037937 patent/CN1267352C/zh not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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CN1597523A (zh) | 2005-03-23 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170713 Address after: Qixian town Henan province 454171 Xiuwu County of Zhongzhou aluminum plant Co-patentee after: HENAN HUACHENG LIGHT METAL TECHNOLOGY Co.,Ltd. Patentee after: Chalco Zhongzhou Aluminium Industry Co.,Ltd. Address before: 100814, Haidian District, Fuxing Road, Beijing No. 12, China Aluminum Limited by Share Ltd Patentee before: ALUMINUM CORPORATION OF CHINA Ltd. |
|
TR01 | Transfer of patent right | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: Qixian town Henan province 454171 Xiuwu County of Zhongzhou aluminum plant Co-patentee after: Hangzhou Huacheng Design & Research Institute Co.,Ltd. Patentee after: Chalco Zhongzhou Aluminium Industry Co.,Ltd. Address before: Qixian town Henan province 454171 Xiuwu County of Zhongzhou aluminum plant Co-patentee before: HENAN HUACHENG LIGHT METAL TECHNOLOGY Co.,Ltd. Patentee before: Chalco Zhongzhou Aluminium Industry Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 454171 Zhongzhou aluminum plant, Qixian town, Xiuwu County, Henan Province Patentee after: Chalco Zhongzhou Aluminium Industry Co.,Ltd. Patentee after: Chinalco intelligent digital dimension (Hangzhou) engineering design and Research Institute Co.,Ltd. Address before: 454171 Zhongzhou aluminum plant, Qixian town, Xiuwu County, Henan Province Patentee before: Chalco Zhongzhou Aluminium Industry Co.,Ltd. Patentee before: Hangzhou Huacheng Design & Research Institute Co.,Ltd. |
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CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20060802 |