JPWO2023176855A5 - - Google Patents
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- Publication number
- JPWO2023176855A5 JPWO2023176855A5 JP2023540978A JP2023540978A JPWO2023176855A5 JP WO2023176855 A5 JPWO2023176855 A5 JP WO2023176855A5 JP 2023540978 A JP2023540978 A JP 2023540978A JP 2023540978 A JP2023540978 A JP 2023540978A JP WO2023176855 A5 JPWO2023176855 A5 JP WO2023176855A5
- Authority
- JP
- Japan
- Prior art keywords
- less
- ppm
- grain
- mass
- oriented electrical
- 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
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- 238000000034 method Methods 0.000 claims 14
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 claims 13
- 238000001816 cooling Methods 0.000 claims 10
- 238000004519 manufacturing process Methods 0.000 claims 10
- 229910000831 Steel Inorganic materials 0.000 claims 9
- 239000010959 steel Substances 0.000 claims 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 8
- 239000011248 coating agent Substances 0.000 claims 7
- 238000000576 coating method Methods 0.000 claims 7
- 229910052839 forsterite Inorganic materials 0.000 claims 7
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 claims 7
- 239000000203 mixture Substances 0.000 claims 5
- 239000012535 impurity Substances 0.000 claims 4
- 229910052748 manganese Inorganic materials 0.000 claims 4
- 238000002791 soaking Methods 0.000 claims 4
- 238000000137 annealing Methods 0.000 claims 3
- 229910052758 niobium Inorganic materials 0.000 claims 3
- 229910052787 antimony Inorganic materials 0.000 claims 2
- 229910052804 chromium Inorganic materials 0.000 claims 2
- 229910052802 copper Inorganic materials 0.000 claims 2
- 230000004907 flux Effects 0.000 claims 2
- 229910052733 gallium Inorganic materials 0.000 claims 2
- 229910052732 germanium Inorganic materials 0.000 claims 2
- 238000010438 heat treatment Methods 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 2
- 229910052698 phosphorus Inorganic materials 0.000 claims 2
- 238000001953 recrystallisation Methods 0.000 claims 2
- 238000010583 slow cooling Methods 0.000 claims 2
- 229910052718 tin Inorganic materials 0.000 claims 2
- 229910052725 zinc Inorganic materials 0.000 claims 2
- 229910052797 bismuth Inorganic materials 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2022039663 | 2022-03-14 | ||
| JP2022039663 | 2022-03-14 | ||
| PCT/JP2023/009952 WO2023176855A1 (ja) | 2022-03-14 | 2023-03-14 | 方向性電磁鋼板およびその製造方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023176855A1 JPWO2023176855A1 (https=) | 2023-09-21 |
| JPWO2023176855A5 true JPWO2023176855A5 (https=) | 2024-02-22 |
| JP7508012B2 JP7508012B2 (ja) | 2024-07-01 |
Family
ID=88023846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023540978A Active JP7508012B2 (ja) | 2022-03-14 | 2023-03-14 | 方向性電磁鋼板およびその製造方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20250236925A1 (https=) |
| EP (1) | EP4474493A4 (https=) |
| JP (1) | JP7508012B2 (https=) |
| KR (1) | KR20240134954A (https=) |
| CN (1) | CN118871603A (https=) |
| WO (1) | WO2023176855A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPWO2025187797A1 (https=) * | 2024-03-07 | 2025-09-12 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE789262A (fr) | 1971-09-27 | 1973-01-15 | Nippon Steel Corp | Procede de formation d'un film isolant sur un feuillard d'acierau silicium oriente |
| JPS5652117B2 (https=) | 1973-11-17 | 1981-12-10 | ||
| JPS6270521A (ja) * | 1985-09-21 | 1987-04-01 | Nippon Steel Corp | 高磁束密度一方向性電磁鋼板の製造方法 |
| JPH07258802A (ja) * | 1994-03-25 | 1995-10-09 | Nippon Steel Corp | 高磁束密度低鉄損一方向性電磁鋼板およびその製造法 |
| JP3707268B2 (ja) | 1998-10-28 | 2005-10-19 | Ｊｆｅスチール株式会社 | 方向性電磁鋼板の製造方法 |
| JP4206665B2 (ja) | 2001-12-28 | 2009-01-14 | Ｊｆｅスチール株式会社 | 磁気特性および被膜特性の優れた方向性電磁鋼板の製造方法 |
| JP4648797B2 (ja) * | 2005-08-16 | 2011-03-09 | 新日本製鐵株式会社 | 被膜密着性に優れた方向性電磁鋼板の製造方法 |
| KR101165430B1 (ko) * | 2006-11-22 | 2012-07-12 | 신닛뽄세이테쯔 카부시키카이샤 | 피막 밀착성이 우수한 일방향성 전자 강판 및 그 제조법 |
| US10208372B2 (en) * | 2011-01-12 | 2019-02-19 | Nippon Steel & Sumitomo Metal Corporation | Grain-oriented electrical steel sheet and manufacturing method thereof |
| JP5991484B2 (ja) | 2011-12-06 | 2016-09-14 | Ｊｆｅスチール株式会社 | 低鉄損方向性電磁鋼板の製造方法 |
-
2023
- 2023-03-14 CN CN202380026652.XA patent/CN118871603A/zh active Pending
- 2023-03-14 WO PCT/JP2023/009952 patent/WO2023176855A1/ja not_active Ceased
- 2023-03-14 KR KR1020247026746A patent/KR20240134954A/ko active Pending
- 2023-03-14 EP EP23770808.6A patent/EP4474493A4/en active Pending
- 2023-03-14 US US18/839,525 patent/US20250236925A1/en active Pending
- 2023-03-14 JP JP2023540978A patent/JP7508012B2/ja active Active
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