KR102048806B1 - 금속박의 제조 방법 및 금속박 제조용 음극 - Google Patents
금속박의 제조 방법 및 금속박 제조용 음극 Download PDFInfo
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 189
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- C25D1/00—Electroforming
- C25D1/20—Separation of the formed objects from the electrodes with no destruction of said electrodes
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- C25D1/00—Electroforming
- C25D1/04—Wires; Strips; Foils
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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- C23C8/00—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
- C23C8/06—Solid state diffusion of only non-metal elements into metallic material surfaces; Chemical surface treatment of metallic material by reaction of the surface with a reactive gas, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals using gases
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Abstract
전해법에 의해 음극의 전석면의 표면상에 전석한 금속막을 박리하여 금속박을 형성하는 금속박의 제조 방법으로서, 티탄제 또는 티탄 합금제의 평활 가공면이 블라스트 처리 등으로 조화 처리된 후의 조화 처리면에, 열 산화 처리, 양극 산화 처리(바람직하게는 양극 산화 처리액을 움직이게 하면서 행하는 양극 산화 처리), 혹은 열 산화 처리 및 양극 산화 처리와 조합 산화 처리 중 어느 하나의 산화 처리가 행해지고, 최표층에 30㎚∼250㎚의 두께의 산화층을 갖고, 4㎛∼10㎛의 표면 거칠기 RZJIS를 갖고 이루어지는, 전석면을 이용하는 금속박의 제조 방법으로 한다.
Description
도 2는 본 발명에 적용 가능한 벨트형의 음극(음극 벨트)의 구성예를 나타내는 도면이다.
도 3은 본 발명에 적용 가능한 드럼형의 음극(음극 드럼)의 전석면의 형성 프로세스를 나타내는 도면이다.
도 4는 본 발명에 적용 가능한 드럼형의 음극(음극 드럼)의 구성예를 나타내는 도면이다.
도 5는 시행 A의 경우의 알루미늄박의 박리면의 SEM에 의한 관찰상이다.
도 6은 시행 A의 경우의 알루미늄박의 자유면의 SEM에 의한 관찰상이다.
도 7은 시행 D1의 경우의 알루미늄박의 박리면의 SEM에 의한 관찰상이다.
도 8은 시행 D1의 경우의 알루미늄박의 자유면의 SEM에 의한 관찰상이다.
2: 외주, 2a: 인접부, 2c: 중앙부, 2i: 절연대
3: 양극 부재
4: 전해 욕조
5: 전해액
6: 인출구
7: 권취 릴
8: 리드재
9: 금속막
22: 전해액
23: 양극 부재
24: 음극 벨트
25: 구동 롤러
26: 종동 롤러
27: 금속박
28: 회전축
100: 장치
200: 장치
Claims (10)
- 전해법에 의해 음극의 전석면의 표면상에 전석한 금속막을 박리하여 금속박을 형성하는 금속박의 제조 방법으로서,
티탄제 또는 티탄 합금제의 평활 가공면이 조화 처리된 후의 조화 처리면에, 열 산화 처리, 양극 산화 처리, 혹은 열 산화 처리와 양극 산화 처리의 조합 산화 처리 중 어느 하나의 산화 처리가 행해지고,
최표층에 30㎚∼250㎚의 두께의 산화층을 갖고, 상기 음극의 폭방향에 있어서, 금속박의 제품 부분에 대응하는 중앙부와, 상기 중앙부의 양측의 인접부를 가지고, 상기 중앙부가 4㎛∼10㎛의 표면 거칠기 RZJIS를 갖고, 상기 인접부가 2.5㎛ 이하의 표면 거칠기 RZJIS를 갖고 이루어지는, 상기 전석면을 이용하는, 금속박의 제조 방법. - 제1항에 있어서,
상기 산화 처리는 양극 산화 처리이고, 당해 양극 산화 처리는 상기 조화 처리면에 접하는 양극 산화 처리액을 움직이게 하면서 행하는, 금속박의 제조 방법. - 제2항에 있어서,
상기 양극 산화 처리는, 액류를 부여하는 수단, 초음파를 인가하는 수단, 혹은 액류를 부여하는 수단과 초음파를 인가하는 수단이 조합된 수단 중 어느 하나의 수단에 의해, 상기 조화 처리면에 접하는 양극 산화 처리액을 움직이게 하면서 행하는, 금속박의 제조 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 산화 처리의 전처리로서, 알칼리성 용액 중으로 침지하는 처리, 강산성 용액 중으로 침지하는 처리, 혹은 알칼리 용액 중으로 침지하는 처리와 강산성 용액 중으로 침지하는 처리가 조합된 처리 중 어느 하나의 처리를 행하는, 금속박의 제조 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서,
상기 조화 처리는 블라스트 처리인, 금속박의 제조 방법. - 제1항에 있어서,
상기 중앙부의 폭에 대한 상기 인접부 각각의 폭의 비율이 0.1%∼10%로 이루어지는, 상기 전석면을 이용하는, 금속박의 제조 방법. - 전해법에 의해 음극의 전석면의 표면상에 전석한 금속막을 박리하여 금속박을 형성하기 위해 이용되는 티탄제 또는 티탄 합금제의 음극으로서,
상기 전석면은, 최표층에 30㎚∼250㎚의 두께의 산화층을 갖고, 상기 음극의 폭방향에 있어서, 금속박의 제품 부분에 대응하는 중앙부와, 상기 중앙부의 양측의 인접부를 가지고, 상기 중앙부가 4㎛∼10㎛의 표면 거칠기 RZJIS를 갖고, 상기 인접부가 2.5㎛ 이하의 표면 거칠기 RZJIS를 갖는, 금속박 제조용 음극. - 제7항에 있어서,
상기 중앙부의 폭에 대한 상기 인접부 각각의 폭의 비율이 0.1%∼10%인, 금속박 제조용 음극.
- 삭제
- 삭제
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