KR20200038953A - 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판 및 그 제조 방법 - Google Patents
일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판 및 그 제조 방법 Download PDFInfo
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- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
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- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
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- B21B37/74—Temperature control, e.g. by cooling or heating the rolls or the product
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0226—Hot rolling
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
- C21D8/02—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips
- C21D8/0221—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of plates or strips characterised by the working steps
- C21D8/0236—Cold rolling
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
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- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/147—Lids or covers
- H01M50/155—Lids or covers characterised by the material
- H01M50/157—Inorganic material
- H01M50/159—Metals
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/30—Arrangements for facilitating escape of gases
- H01M50/342—Non-re-sealable arrangements
- H01M50/3425—Non-re-sealable arrangements in the form of rupturable membranes or weakened parts, e.g. pierced with the aid of a sharp member
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2200/00—Safety devices for primary or secondary batteries
- H01M2200/20—Pressure-sensitive devices
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- 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
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- Gas Exhaust Devices For Batteries (AREA)
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Abstract
Fe: 1.05 내지 1.50질량%, Mn: 0.15 내지 0.70질량%, Ti: 0.002 내지 0.15질량%, 및 B: 0.05질량% 미만을 함유하고, 잔부가 Al 및 불순물로 이루어지며, Fe/Mn비가 1.8 내지 7.0으로 규제되고, 불순물로서의 Si가 0.40질량% 미만, Cu가 0.03질량% 미만, Mg가 0.05질량% 미만, V가 0.03질량% 미만으로 규제된 성분 조성을 갖고, 인장 강도가 95MPa 이상이며, 연신율의 값이 40% 이상이며, 재결정 조직을 가짐과 함께, 압하율 90%로 냉간 압연을 실시한 후의 인장 강도를 TS90이라고 정의하고, 압하율 95%로 냉간 압연을 실시한 후의 인장 강도를 TS95라고 정의했을 때의 (TS95-TS90)의 값이 -4MPa 미만이며, 압하율 90%로 냉간 압연을 실시한 후의 연신율의 값이 5.0% 이상인 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판. 또한 재결정 조직의 재결정립의 평균 결정 입경이 15 내지 30㎛인 것이 바람직하다.
Description
Claims (5)
- Fe: 1.05 내지 1.50질량%, Mn: 0.15 내지 0.70질량%, Ti: 0.002 내지 0.15질량%, 및 B: 0.05질량% 미만을 함유하고, 잔부가 Al 및 불순물로 이루어지며, Fe/Mn비가 1.8 내지 7.0으로 규제되고, 불순물로서의 Si가 0.40질량% 미만, Cu가 0.03질량% 미만, Mg가 0.05질량% 미만, V가 0.03질량% 미만으로 규제된 성분 조성을 갖고, 인장 강도가 95MPa 이상이며, 연신율의 값이 40% 이상이며, 재결정 조직을 가짐과 함께, 압하율 90%로 냉간 압연을 실시한 후의 인장 강도를 TS90이라 정의하고, 압하율 95%로 냉간 압연을 실시한 후의 인장 강도를 TS95라 정의했을 때의 (TS95-TS90)의 값이 -4MPa 미만이며, 압하율 90%로 냉간 압연을 실시한 후의 연신율의 값이 5.0% 이상인 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판.
- Fe: 1.05 내지 1.50질량%, Mn: 0.15 내지 0.70질량%, Ti: 0.002 내지 0.15질량%, 및 B: 0.05질량% 미만을 함유하고, 잔부가 Al 및 불순물로 이루어지며, Fe/Mn비가 1.8 내지 7.0으로 규제되고, 불순물로서의 Si가 0.40질량% 미만, Cu가 0.03질량% 미만, Mg가 0.05질량% 미만, V가 0.03질량% 미만으로 규제된 성분 조성을 갖고, 도전율이 53.0% IACS 이상이며, 연신율의 값이 40% 이상이며, 재결정 조직을 가짐과 함께, 압하율 90%로 냉간 압연을 실시한 후의 인장 강도를 TS90이라고 정의하고, 압하율 95%로 냉간 압연을 실시한 후의 인장 강도를 TS95라고 정의했을 때의 (TS95-TS90)의 값이 -4MPa 미만이며, 압하율 90%로 냉간 압연을 실시한 후의 연신율의 값이 5.0% 이상인 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판.
- 제1항 또는 제2항에 있어서,
재결정 조직의 재결정립의 평균 결정 입경이 15 내지 30㎛인 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판. - 제1항에 기재된 성분 조성을 갖는 알루미늄 합금 용탕을 반연속 주조법에 의해 주괴로 주조하는 슬래브 주조 공정과,
주괴에 520 내지 620℃의 유지 온도, 1시간 이상의 유지 시간으로 균질화 처리를 실시하는 균질화 처리 공정과,
상기 균질화 처리 공정 후, 개시 온도 420 내지 520℃ 미만으로 설정하여, 주괴에 열간 압연을 실시하여 열간 압연판을 얻는 열간 압연 공정과,
상기 열간 압연판에 냉간 압연을 실시하여 냉간 압연판을 얻는 냉간 압연 공정과,
상기 냉간 압연판에 배치로에서 최종 어닐링을 실시하는 최종 어닐링 공정을 포함하는 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판의 제조 방법. - 제4항에 있어서,
상기 냉간 압연 공정에 있어서, 최종 냉연율 50% 내지 95%의 범위인 최종 냉간 압연을 실시하고,
상기 최종 어닐링 공정에 있어서, 유지 온도 300 내지 450℃에서 1시간 이상의 최종 어닐링을 행하는 것을 특징으로 하는, 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판의 제조 방법.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018186625A JP6614306B1 (ja) | 2018-10-01 | 2018-10-01 | 一体型防爆弁成形用の電池蓋用アルミニウム合金板およびその製造方法 |
| JPJP-P-2018-186625 | 2018-10-01 | ||
| JPJP-P-2018-186641 | 2018-10-01 | ||
| JP2018186641A JP6614307B1 (ja) | 2018-10-01 | 2018-10-01 | 一体型防爆弁成形用の電池蓋用アルミニウム合金板およびその製造方法 |
| PCT/JP2019/027785 WO2020070944A1 (ja) | 2018-10-01 | 2019-07-12 | 一体型防爆弁成形用の電池蓋用アルミニウム合金板およびその製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20200038953A true KR20200038953A (ko) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| KR1020207006015A Ceased KR20200038953A (ko) | 2018-10-01 | 2019-07-12 | 일체형 방폭 밸브 성형용의 전지 덮개용 알루미늄 합금판 및 그 제조 방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20210238714A1 (ko) |
| EP (1) | EP3862449A4 (ko) |
| KR (1) | KR20200038953A (ko) |
| CN (1) | CN111263826A (ko) |
| TW (1) | TWI696706B (ko) |
| WO (1) | WO2020070944A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113502416A (zh) * | 2021-06-29 | 2021-10-15 | 安徽锋晟锻造有限公司 | 一种汽车悬挂部件的制造方法及汽车悬挂部件 |
| WO2023188906A1 (ja) * | 2022-03-31 | 2023-10-05 | 日本軽金属株式会社 | リチウムイオン電池蓋用アルミニウム合金板及びその製造方法 |
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| JP2002134069A (ja) | 2000-10-23 | 2002-05-10 | Sky Alum Co Ltd | 耐高温フクレ性に優れたケース用アルミニウム合金板およびその製造方法 |
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| CN100595945C (zh) * | 2006-11-22 | 2010-03-24 | 日本轻金属株式会社 | 电池盖用铝合金板 |
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| JP6614305B1 (ja) * | 2018-09-21 | 2019-12-04 | 日本軽金属株式会社 | 一体型防爆弁成形用の電池蓋用アルミニウム合金板及びその製造方法 |
| JP6780685B2 (ja) * | 2018-09-21 | 2020-11-04 | 日本軽金属株式会社 | 一体型防爆弁成形用の電池蓋用アルミニウム合金板及びその製造方法 |
-
2019
- 2019-07-12 CN CN201980004360.XA patent/CN111263826A/zh active Pending
- 2019-07-12 WO PCT/JP2019/027785 patent/WO2020070944A1/ja not_active Ceased
- 2019-07-12 KR KR1020207006015A patent/KR20200038953A/ko not_active Ceased
- 2019-07-12 US US16/644,880 patent/US20210238714A1/en not_active Abandoned
- 2019-07-12 EP EP19853261.6A patent/EP3862449A4/en not_active Withdrawn
- 2019-07-15 TW TW108124941A patent/TWI696706B/zh active
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| JP2002134069A (ja) | 2000-10-23 | 2002-05-10 | Sky Alum Co Ltd | 耐高温フクレ性に優れたケース用アルミニウム合金板およびその製造方法 |
| JP2004197172A (ja) | 2002-12-19 | 2004-07-15 | Nippon Light Metal Co Ltd | 矩形断面電池容器用アルミニウム合金板 |
| JP2012177186A (ja) | 2011-02-02 | 2012-09-13 | Nippon Light Metal Co Ltd | 成形性、溶接性に優れた電池ケース用アルミニウム合金板 |
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| WO2020070944A1 (ja) | 2020-04-09 |
| EP3862449A4 (en) | 2022-08-17 |
| CN111263826A (zh) | 2020-06-09 |
| EP3862449A1 (en) | 2021-08-11 |
| US20210238714A1 (en) | 2021-08-05 |
| TWI696706B (zh) | 2020-06-21 |
| TW202014530A (zh) | 2020-04-16 |
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