FR2391540A1 - Procede pour la fabrication de revetements electriquement isolants sur de l'acier au silicium - Google Patents
Procede pour la fabrication de revetements electriquement isolants sur de l'acier au siliciumInfo
- Publication number
- FR2391540A1 FR2391540A1 FR7814938A FR7814938A FR2391540A1 FR 2391540 A1 FR2391540 A1 FR 2391540A1 FR 7814938 A FR7814938 A FR 7814938A FR 7814938 A FR7814938 A FR 7814938A FR 2391540 A1 FR2391540 A1 FR 2391540A1
- Authority
- FR
- France
- Prior art keywords
- magnesia
- silicon steel
- electrically insulating
- manufacture
- insulating coatings
- 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
Links
- 229910000976 Electrical steel Inorganic materials 0.000 title abstract 4
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title abstract 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract 10
- 239000000395 magnesium oxide Substances 0.000 abstract 5
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 abstract 3
- 238000000576 coating method Methods 0.000 abstract 3
- 238000000137 annealing Methods 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000007900 aqueous suspension Substances 0.000 abstract 1
- 229910052796 boron Inorganic materials 0.000 abstract 1
- 150000001639 boron compounds Chemical class 0.000 abstract 1
- 238000001035 drying Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000011521 glass Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 230000035699 permeability Effects 0.000 abstract 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
- C23D—ENAMELLING OF, OR APPLYING A VITREOUS LAYER TO, METALS
- C23D5/00—Coating with enamels or vitreous layers
- C23D5/10—Coating with enamels or vitreous layers with refractory materials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
- H01F1/14775—Fe-Si based alloys in the form of sheets
- H01F1/14783—Fe-Si based alloys in the form of sheets with insulating coating
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Dispersion Chemistry (AREA)
- Power Engineering (AREA)
- Chemical Treatment Of Metals (AREA)
- Soft Magnetic Materials (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Heat Treatment Of Sheet Steel (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US79885577A | 1977-05-20 | 1977-05-20 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2391540A1 true FR2391540A1 (fr) | 1978-12-15 |
| FR2391540B1 FR2391540B1 (enrdf_load_html_response) | 1981-02-27 |
Family
ID=25174443
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7814938A Granted FR2391540A1 (fr) | 1977-05-20 | 1978-05-19 | Procede pour la fabrication de revetements electriquement isolants sur de l'acier au silicium |
Country Status (11)
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2439823A1 (fr) * | 1978-10-25 | 1980-05-23 | Kawasaki Steel Co | Procede perfectionne pour former une pellicule isolante de forsterite a la surface d'une tole d'acier au silicium a grain oriente |
| FR2527198A1 (fr) * | 1982-05-06 | 1983-11-25 | Armco Inc | Composition de magnesie pour former un revetement de verre isolant sur de l'acier au silicium et son procede d'obtention |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57207114A (en) * | 1981-06-16 | 1982-12-18 | Nippon Steel Corp | Manufacture of anisotropic electric steel plate |
| US4582547A (en) * | 1984-05-07 | 1986-04-15 | Allegheny Ludlum Steel Corporation | Method for improving the annealing separator coating on silicon steel and coating therefor |
| JPS60263405A (ja) * | 1984-06-11 | 1985-12-26 | Fujikura Ltd | 硅素鋼帯コア絶縁基板の製造方法 |
| JP3382804B2 (ja) * | 1997-01-28 | 2003-03-04 | 新日本製鐵株式会社 | グラス皮膜の優れる方向性電磁鋼板の製造方法 |
| JP4122448B2 (ja) * | 2002-11-28 | 2008-07-23 | タテホ化学工業株式会社 | 焼鈍分離剤用酸化マグネシウム |
| CN111943262A (zh) * | 2020-08-24 | 2020-11-17 | 山西银圣科技有限公司 | 一种取向硅钢专用二氧化钛的制备方法 |
| CN114645126B (zh) * | 2022-03-09 | 2024-06-25 | 山西银圣科技有限公司 | 一种普通取向硅钢氧化镁隔离剂及其制备方法和应用 |
| WO2025163789A1 (ja) * | 2024-01-31 | 2025-08-07 | 日本製鉄株式会社 | ＭｇＯ粉末、ＭｇＯ粉末の製造方法、ＭｇＯ粒子の製造方法、方向性電磁鋼板の製造方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2022396A1 (enrdf_load_html_response) * | 1968-11-01 | 1970-07-31 | Yawata Iron & Steel Co | |
| GB1398504A (en) * | 1973-07-05 | 1975-06-25 | Merck & Co Inc | Coating surface-oxidized silicon-containing steel |
| FR2288151A1 (fr) * | 1974-10-14 | 1976-05-14 | Nippon Steel Corp | Produits de separation pour recuit pour des toles d'acier au silicium, a base d'oxyde de magnesium et d'oxyde de bore |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE754777A (fr) * | 1969-08-18 | 1971-02-12 | Morton Int Inc | Composition de revetement a base d'oxyde de magnesium et procede d'utilisation de cette composition |
| JPS5231296B2 (enrdf_load_html_response) * | 1973-06-07 | 1977-08-13 | ||
| US3841925A (en) * | 1973-09-12 | 1974-10-15 | Morton Norwich Products Inc | Magnesium oxide steel coating composition and process |
| US4010050A (en) * | 1975-09-08 | 1977-03-01 | Allegheny Ludlum Industries, Inc. | Processing for aluminum nitride inhibited oriented silicon steel |
-
1978
- 1978-05-03 GB GB17487/78A patent/GB1597656A/en not_active Expired
- 1978-05-08 IN IN338/DEL/78A patent/IN148757B/en unknown
- 1978-05-11 CA CA303,157A patent/CA1109772A/en not_active Expired
- 1978-05-16 DE DE19782821417 patent/DE2821417A1/de active Granted
- 1978-05-18 BR BR7803158A patent/BR7803158A/pt unknown
- 1978-05-18 SE SE7805720A patent/SE444186B/sv not_active IP Right Cessation
- 1978-05-19 ES ES470030A patent/ES470030A1/es not_active Expired
- 1978-05-19 BE BE187852A patent/BE867259A/xx not_active IP Right Cessation
- 1978-05-19 JP JP53059872A patent/JPS5942750B2/ja not_active Expired
- 1978-05-19 FR FR7814938A patent/FR2391540A1/fr active Granted
- 1978-05-22 IT IT23676/78A patent/IT1096309B/it active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2022396A1 (enrdf_load_html_response) * | 1968-11-01 | 1970-07-31 | Yawata Iron & Steel Co | |
| GB1398504A (en) * | 1973-07-05 | 1975-06-25 | Merck & Co Inc | Coating surface-oxidized silicon-containing steel |
| FR2288151A1 (fr) * | 1974-10-14 | 1976-05-14 | Nippon Steel Corp | Produits de separation pour recuit pour des toles d'acier au silicium, a base d'oxyde de magnesium et d'oxyde de bore |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2439823A1 (fr) * | 1978-10-25 | 1980-05-23 | Kawasaki Steel Co | Procede perfectionne pour former une pellicule isolante de forsterite a la surface d'une tole d'acier au silicium a grain oriente |
| FR2527198A1 (fr) * | 1982-05-06 | 1983-11-25 | Armco Inc | Composition de magnesie pour former un revetement de verre isolant sur de l'acier au silicium et son procede d'obtention |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5942750B2 (ja) | 1984-10-17 |
| FR2391540B1 (enrdf_load_html_response) | 1981-02-27 |
| JPS5433839A (en) | 1979-03-12 |
| SE7805720L (sv) | 1978-11-21 |
| IT7823676A0 (it) | 1978-05-22 |
| SE444186B (sv) | 1986-03-24 |
| DE2821417A1 (de) | 1978-11-30 |
| GB1597656A (en) | 1981-09-09 |
| CA1109772A (en) | 1981-09-29 |
| ES470030A1 (es) | 1979-09-16 |
| IT1096309B (it) | 1985-08-26 |
| BE867259A (fr) | 1978-11-20 |
| DE2821417C2 (enrdf_load_html_response) | 1987-05-21 |
| IN148757B (enrdf_load_html_response) | 1981-06-06 |
| BR7803158A (pt) | 1979-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2391540A1 (fr) | Procede pour la fabrication de revetements electriquement isolants sur de l'acier au silicium | |
| GB1411094A (en) | Method for forming an insulating film on a grain oriented silicon steel sheet | |
| FR2326475A1 (fr) | Procede et installation pour la reduction d'oxydes metalliques | |
| US3133829A (en) | Method of applying protective coatings to metals | |
| FR2369352A1 (fr) | Procede de traitement d'un objet en acier au silicium | |
| KR860007035A (ko) | 얇은 성형성 강판의 제조방법 | |
| GB1397258A (en) | Method of providing an aluminium coating on a steel substrate | |
| ES426046A1 (es) | Perfeccionamientos en los procesos para producir acero al silicio electromagnetico de permeabilidad elevada. | |
| FR2357660A1 (fr) | Pellicule isolante de forsterite formee sur la surface d'une tole d'acier au silicium a grains orientes avec une induction magnetique elevee et procede de formation de cette pellicule | |
| DE69015060T2 (de) | Magnesiumoxyd-Beschichtung für Elektrobleche und Beschichtungsverfahren. | |
| KR890005295A (ko) | 내식성이 우수한 티탄금속재의 제조방법 | |
| GB1530859A (en) | Continuous heat-treatment of steel strip | |
| SE7707031L (sv) | Kiselstal iv | |
| FR2319714A1 (fr) | Procede pour la fabrication de feuillards d'acier au silicium pour applications magnetiques | |
| US3375144A (en) | Process for producing oriented silicon steels in which an annealing separator is used which contains a sodium or potassium, hydroxide or sulfide | |
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| BR7708573A (pt) | Processo de preparar as superficies de material em chapa ou tira de aco acalmado com aluminio e de baixa liga para revestimento metalico por imersao a quente sem fluxo | |
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| GB1391827A (en) | Method of providing an object of silicon steel with an electrically insulating coating | |
| KR840000668A (ko) | 개선된 자기 특성을 갖는 배향성 규소강의 제조방법 | |
| JPS61139677A (ja) | 低鉄損方向性電磁鋼板の製造法 | |
| JPS6330968B2 (enrdf_load_html_response) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| CD | Change of name or company name | ||
| TP | Transmission of property | ||
| TP | Transmission of property |