JP4724738B2 - 方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 - Google Patents
方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 Download PDFInfo
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- JP4724738B2 JP4724738B2 JP2008281538A JP2008281538A JP4724738B2 JP 4724738 B2 JP4724738 B2 JP 4724738B2 JP 2008281538 A JP2008281538 A JP 2008281538A JP 2008281538 A JP2008281538 A JP 2008281538A JP 4724738 B2 JP4724738 B2 JP 4724738B2
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- hydration
- annealing separator
- degree
- grain
- oriented electrical
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Description
X1=(Wi−Wf)/Wi×100
で与えられる。このような水和度の評価方法は、例えば、特許文献4に記載されている。
X3=(W200−W500)/W200×100
Claims (1)
- 方向性電磁鋼板用焼鈍分離剤を200℃から500℃まで加熱したときの重量減少量(質量%)を測定し、該重量減少量(質量%)が1〜3%である焼鈍分離剤を良好とすることを特徴とする方向性電磁鋼板用焼鈍分離剤の水和度の評価方法。
Priority Applications (1)
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JP2008281538A JP4724738B2 (ja) | 2008-10-31 | 2008-10-31 | 方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 |
Applications Claiming Priority (1)
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JP2008281538A JP4724738B2 (ja) | 2008-10-31 | 2008-10-31 | 方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2000276799A Division JP4234894B2 (ja) | 2000-09-12 | 2000-09-12 | 方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 |
Publications (2)
Publication Number | Publication Date |
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JP2009092664A JP2009092664A (ja) | 2009-04-30 |
JP4724738B2 true JP4724738B2 (ja) | 2011-07-13 |
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JP2008281538A Expired - Lifetime JP4724738B2 (ja) | 2008-10-31 | 2008-10-31 | 方向性電磁鋼板用焼鈍分離剤の水和度の評価方法 |
Country Status (1)
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JP (1) | JP4724738B2 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08283865A (ja) * | 1995-04-13 | 1996-10-29 | Kawasaki Steel Corp | 方向性けい素鋼板の製造方法 |
JPH1088241A (ja) * | 1996-09-11 | 1998-04-07 | Kawasaki Steel Corp | 被膜特性に優れた方向性けい素鋼板の製造方法 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05170431A (ja) * | 1991-12-20 | 1993-07-09 | Asahi Glass Co Ltd | 酸化マグネシウム組成物およびその製造方法 |
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2008
- 2008-10-31 JP JP2008281538A patent/JP4724738B2/ja not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08283865A (ja) * | 1995-04-13 | 1996-10-29 | Kawasaki Steel Corp | 方向性けい素鋼板の製造方法 |
JPH1088241A (ja) * | 1996-09-11 | 1998-04-07 | Kawasaki Steel Corp | 被膜特性に優れた方向性けい素鋼板の製造方法 |
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JP2009092664A (ja) | 2009-04-30 |
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