CN100459237C - Technique for cleaning copper-aluminium net - Google Patents
Technique for cleaning copper-aluminium net Download PDFInfo
- Publication number
- CN100459237C CN100459237C CNB2005100508363A CN200510050836A CN100459237C CN 100459237 C CN100459237 C CN 100459237C CN B2005100508363 A CNB2005100508363 A CN B2005100508363A CN 200510050836 A CN200510050836 A CN 200510050836A CN 100459237 C CN100459237 C CN 100459237C
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- Prior art keywords
- copper mesh
- aluminium net
- cleaning
- hot
- aluminium
- 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.)
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- 238000004140 cleaning Methods 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title abstract description 4
- JRBRVDCKNXZZGH-UHFFFAOYSA-N alumane;copper Chemical compound [AlH3].[Cu] JRBRVDCKNXZZGH-UHFFFAOYSA-N 0.000 title 1
- 229910052802 copper Inorganic materials 0.000 claims abstract description 68
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000002253 acid Substances 0.000 claims abstract description 16
- 239000003513 alkali Substances 0.000 claims abstract description 16
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 64
- 239000010949 copper Substances 0.000 claims description 64
- 239000004411 aluminium Substances 0.000 claims description 63
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 63
- 235000011194 food seasoning agent Nutrition 0.000 claims description 28
- 239000007788 liquid Substances 0.000 claims description 26
- 238000004506 ultrasonic cleaning Methods 0.000 claims description 26
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 16
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 claims description 8
- 239000012459 cleaning agent Substances 0.000 claims description 8
- 238000002360 preparation method Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 2
- 238000005406 washing Methods 0.000 abstract 2
- 238000004321 preservation Methods 0.000 description 7
- 239000000126 substance Substances 0.000 description 6
- 238000007605 air drying Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Cleaning By Liquid Or Steam (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Abstract
The invention relates to a cleaning technique before coating Cu and Al screens of a battery, belonging to the technical field of battery production. And the Cu and Al screens are uncoiled at 5-30 dm/s by a uncoiling mechanism and processed by the follow steps of: (1) making supersonic cleaning by a cleaning tank with supersonic cleaning solution; (2) making acid washing on Cu screen and making alkali washing on Al screen; (3) drying them by hot air of 70 deg.C-90 deg.C; (4) cleaning with city water; (5) drying them by hot air of 70 deg.C-90 deg.C and coiling them by a coiling mechanism and storing them at room temperature and in vacuum for coating. And it can effectively clean Cu and Al, solving the effect of residual oil stain and oxides on Cu and Al screens on performance and service life of the battery.
Description
Technical field
The present invention relates to the preceding cleaning of a kind of battery copper mesh or aluminium net coating, belong to the technical field of battery production.
Background technology
Copper mesh or aluminium net as the battery polar net need to clean preliminary treatment before being coated with, if do not clean up, remain in the greasy dirt of copper mesh or aluminium net surface and performance and the life-span that oxide will influence battery, copper aluminium cleans totally not cause easily to net when being coated with net to starch and comes off, and is coated with weak effect simultaneously.
Summary of the invention
It is a kind of reasonable in design that the object of the invention is to provide, and copper mesh or the aluminium net cleaning that can effectively clean copper aluminium have solved the problem of the residual and oxide of the greasy dirt of copper mesh or aluminium net surface to the influence in battery performance and life-span.
Above-mentioned technical purpose of the present invention solves by the following technical programs: copper mesh or aluminium net are emitted with 5-30 by unreeling structure and are divided the walking speed of meter per second to handle through following several steps: (1), rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, (2), copper mesh after the ultrasonic cleaning or aluminium net clean through acid ﹠ alkali liquid, wherein copper mesh adopts acid solution to wash, the aluminium net adopts alkali lye to wash, described acid solution is the sulfuric acid solution of 0.20mol/l-0.25mol/l, as preferably, described alkali lye is the potassium hydroxide solution of 0.5mol/l-0.7mol/l, (3), copper mesh after acid ﹠ alkali liquid cleans or aluminium net are through 70 ℃-90 ℃ hot-air seasoning, (4) copper mesh behind the hot-air seasoning or aluminium net clean through city's water, (5) copper mesh after city's water cleans or aluminium net are through 70 ℃-90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of copper mesh after the oven dry or aluminium net is to be coated.Copper mesh or aluminium net raw material at first pass through the ultrasonic cleaning of ultrasonic cleaning liquid, thereby it is residual to remove the greasy dirt that remains in copper mesh or aluminium net surface, thereby copper mesh or aluminium net clean the oxide layer of removing copper mesh or aluminium net surface through acid ﹠ alkali liquid then, it is residual then to remove the acid ﹠ alkali liquid of copper mesh or aluminium net surface substantially through heated-air drying, it is residual that copper mesh after the heated-air drying or aluminium net are further removed copper mesh or the online acid ﹠ alkali liquid of aluminium through the flushing of city's water again, pass through heated-air drying at last, thereby effectively removed the residual and oxide of greasy dirt of copper mesh or aluminium net surface, the performance and the useful life of having improved battery.
As preferably, described ultrasonic cleaning liquid is albronze cleaning agent (going up the STC-X402 that Shanghai good good heavy chemicals Co., Ltd produces) and water 1: 9-1: the preparation of 11 ratios.
As preferably, the walking speed of described copper mesh is that 15-25 divides meter per second, and the walking speed of described aluminium net is that 5-15 divides meter per second.
As preferably, described copper mesh or aluminium net clean after 75 ℃-85 ℃ hot-air seasoning through acid ﹠ alkali liquid, and copper mesh or aluminium net clean after 75 ℃-85 ℃ hot-air seasoning through city's water.
Therefore, the present invention has reasonable in design, the characteristics that can effectively clean copper aluminium.
Embodiment
Below by specific embodiment, technical scheme of the present invention is described in further detail.
Embodiment: copper mesh is emitted with the walking speed of 20 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 10; Copper mesh after the ultrasonic cleaning cleans through the 0.23mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 80 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 80 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 10 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 10; Aluminium net after the ultrasonic cleaning cleans through the 0.6mol/l potassium hydroxide solution; Aluminium net after potassium hydroxide solution cleans is through 80 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 80 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
Place spray groove and city's water spray groove water before each cleaning copper, aluminium net of acid ﹠ alkali liquid and will change 1 time, in cleaning process, also can change at any time as required.In cleaning process, note the rolling situation at any time, in time rotate when occurring pausing with hand.When rolling copper mesh or aluminium net, to guarantee surfacing, not play fold.Change, will put on protective gloves when preparing cleaning fluid or acid ﹠ alkali liquid, in order to avoid skin is corroded.
Embodiment 2: copper mesh is emitted with the walking speed of 15 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 9; Copper mesh after the ultrasonic cleaning cleans through the 0.20mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 70 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 70 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 5 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 9; Aluminium net after the ultrasonic cleaning cleans through the 0.5mol/l potassium hydroxide solution; Aluminium net after potassium hydroxide solution cleans is through 70 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 70 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
All the other are with embodiment 1.
Embodiment 3; Copper mesh is emitted with the walking speed of 25 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 11; Copper mesh after the ultrasonic cleaning cleans through the 0.25mol/l sulfuric acid solution; Copper mesh after sulfuric acid solution cleans is through 90 ℃ hot-air seasoning; Copper mesh behind the hot-air seasoning cleans through city's water, and the copper mesh after city's water cleans is through 90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the copper mesh after the oven dry is to be coated.
The aluminium net is emitted with the walking speed of 15 fens meter per seconds by unreeling structure and handled through following steps: the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning, and ultrasonic cleaning liquid is albronze cleaning agent (STC-X402 that the good good heavy chemicals in Shanghai Co., Ltd produces) and water ratio preparation in 1: 11; Aluminium net after the ultrasonic cleaning cleans through the 0.7mol/l potassium hydroxide solution; Aluminium net after potassium hydroxide solution cleans is through 90 ℃ hot-air seasoning; Aluminium net behind the hot-air seasoning cleans through city's water, and the aluminium net after city's water cleans is through 90 ℃ hot-air seasoning, and the room temperature vacuum preservation through rolling-up mechanism is packed up after of the aluminium net after the oven dry is to be coated.
All the other are with embodiment 1.
Embodiment 4: the walking speed that copper mesh is emitted with 30 fens meter per seconds by unreeling structure cleans, and all the other are with embodiment 1.
Claims (6)
1, copper mesh or aluminium net cleaning is characterized in that copper mesh or aluminium net emitted the walking speed that divides meter per second with 5-30 and handle through following several steps by unreeling structure:
(1), the rinse bath through ultrasonic cleaning liquid is housed carries out ultrasonic waves for cleaning,
(2), the copper mesh after the ultrasonic cleaning or aluminium net clean through acid ﹠ alkali liquid, wherein copper mesh adopts acid solution to wash, the aluminium net adopts alkali lye to wash, described acid solution is the sulfuric acid solution of 0.20mol/l-0.25mol/l, described alkali lye is the potassium hydroxide solution of 0.5mol/l-0.7mol/l,
(3), acid solution after cleaning copper mesh or the aluminium net of alkali lye after cleaning through 70 ℃-90 ℃ hot-air seasoning,
(4), the copper mesh behind the hot-air seasoning or aluminium net clean through city's water,
(5), city's water after cleaning copper mesh or the aluminium net through 70 ℃-90 ℃ hot-air seasoning,
Copper mesh after the oven dry or aluminium net room temperature vacuum after rolling-up mechanism is packed up is preserved to be coated.
2, copper mesh according to claim 1 or aluminium net cleaning is characterized in that described ultrasonic cleaning liquid is albronze cleaning agent and water 1: 9-1: the preparation of 11 ratios.
3, copper mesh according to claim 1 or aluminium net cleaning, the walking speed that it is characterized in that described copper mesh is that 15-25 divides meter per second.
4, copper mesh according to claim 1 or aluminium net cleaning, the walking speed that it is characterized in that described aluminium net is that 5-15 divides meter per second.
5, copper mesh according to claim 1 or aluminium net cleaning is characterized in that aluminium net after copper mesh after described acid solution is cleaned or described alkali lye clean is through 75 ℃-85 ℃ hot-air seasoning.
6, copper mesh according to claim 1 or aluminium net cleaning is characterized in that described copper mesh or aluminium net clean after 75 ℃-85 ℃ hot-air seasoning through city's water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100508363A CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100508363A CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1905246A CN1905246A (en) | 2007-01-31 |
| CN100459237C true CN100459237C (en) | 2009-02-04 |
Family
ID=37674432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100508363A Active CN100459237C (en) | 2005-07-25 | 2005-07-25 | Technique for cleaning copper-aluminium net |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100459237C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101664745B (en) * | 2008-09-05 | 2011-06-01 | 中芯国际集成电路制造(上海)有限公司 | Method for removing aluminum film deposited on surface of heat exchanger in aluminum technology |
| CN102108517A (en) * | 2009-12-29 | 2011-06-29 | 中原工学院 | Process and device for cleaning sintered metal mesh |
| CN102618876B (en) * | 2011-01-28 | 2014-04-23 | 中铝上海铜业有限公司 | Method for removing rolling oil from double surfaces of rolled copper foil |
| CN104971919B (en) * | 2015-06-26 | 2017-12-01 | 宁波市叶兴汽车零部件有限公司 | A kind of automobile batteries is integrated and connected the cleaning equipment and cleaning of aluminium sheet |
| CN112238098B (en) * | 2020-09-09 | 2022-04-22 | 黄宏琪 | Method for cleaning high-purity aluminum trichloride tray for vapor phase method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032038A (en) * | 1988-07-30 | 1989-03-29 | 重庆市硅酸盐研究所 | Automatic continuous enamelling process for entire rolls of aluminum foil |
| US5554459A (en) * | 1996-01-23 | 1996-09-10 | Bell Communications Research, Inc. | Material and method for low internal resistance LI-ion battery |
| CN1540035A (en) * | 2003-10-29 | 2004-10-27 | 北京工业大学 | Preparation technology of a multifunctional aluminum-based flexible shielding material |
-
2005
- 2005-07-25 CN CNB2005100508363A patent/CN100459237C/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032038A (en) * | 1988-07-30 | 1989-03-29 | 重庆市硅酸盐研究所 | Automatic continuous enamelling process for entire rolls of aluminum foil |
| US5554459A (en) * | 1996-01-23 | 1996-09-10 | Bell Communications Research, Inc. | Material and method for low internal resistance LI-ion battery |
| CN1540035A (en) * | 2003-10-29 | 2004-10-27 | 北京工业大学 | Preparation technology of a multifunctional aluminum-based flexible shielding material |
Non-Patent Citations (2)
| Title |
|---|
| 集流体铜钉酸洗工艺对碱锰电池性能影响. 钟向新，黎学明，杨林，徐星亮.电池，第31卷第4期. 2001 |
| 集流体铜钉酸洗工艺对碱锰电池性能影响. 钟向新，黎学明，杨林，徐星亮.电池，第31卷第4期. 2001 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1905246A (en) | 2007-01-31 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070105 Address after: Three road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Applicant after: Wanxiang Electric Vehicle Co., Ltd. Address before: Zhejiang Hangzhou Xiaoshan District Wanxiang town Wanxiang Group Technology Center Applicant before: Wangxiang Qianchao Co., Ltd. |
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20211109 Address after: No.855, Jianshe 2nd Road, Xiaoshan Economic and Technological Development Zone, Hangzhou City, Zhejiang Province Patentee after: Wanxiang A123 Co.,Ltd. Address before: 311215 three road, Xiaoshan economic and Technological Development Zone, Hangzhou, Zhejiang Patentee before: WANXIANG EV Co.,Ltd. |