KR101169236B1 - 방향성 전기 강판용 절연 피막 처리액 및 절연 피막을 갖는 방향성 전기 강판의 제조 방법 - Google Patents
방향성 전기 강판용 절연 피막 처리액 및 절연 피막을 갖는 방향성 전기 강판의 제조 방법 Download PDFInfo
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- KR101169236B1 KR101169236B1 KR1020107003811A KR20107003811A KR101169236B1 KR 101169236 B1 KR101169236 B1 KR 101169236B1 KR 1020107003811 A KR1020107003811 A KR 1020107003811A KR 20107003811 A KR20107003811 A KR 20107003811A KR 101169236 B1 KR101169236 B1 KR 101169236B1
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- electrical steel
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- steel sheet
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- 239000007788 liquid Substances 0.000 title claims abstract description 70
- 238000000034 method Methods 0.000 title claims description 40
- 229910000831 Steel Inorganic materials 0.000 title description 18
- 239000010959 steel Substances 0.000 title description 18
- 238000000576 coating method Methods 0.000 claims abstract description 94
- 229910001224 Grain-oriented electrical steel Inorganic materials 0.000 claims abstract description 60
- 229910021293 PO 4 Inorganic materials 0.000 claims abstract description 42
- 229910052749 magnesium Inorganic materials 0.000 claims abstract description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 29
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 28
- 235000021317 phosphate Nutrition 0.000 claims abstract description 28
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 27
- 229910052788 barium Inorganic materials 0.000 claims abstract description 26
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 26
- 150000003839 salts Chemical class 0.000 claims abstract description 23
- 239000010452 phosphate Substances 0.000 claims abstract description 21
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 20
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 19
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 229910052748 manganese Inorganic materials 0.000 claims abstract description 15
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 12
- 150000003013 phosphoric acid derivatives Chemical class 0.000 claims abstract description 11
- 229910000976 Electrical steel Inorganic materials 0.000 claims abstract description 10
- 239000011248 coating agent Substances 0.000 claims description 80
- 238000000137 annealing Methods 0.000 claims description 61
- 238000001953 recrystallisation Methods 0.000 claims description 33
- 239000008119 colloidal silica Substances 0.000 claims description 26
- 238000009413 insulation Methods 0.000 claims description 25
- 239000002184 metal Substances 0.000 claims description 18
- 238000005097 cold rolling Methods 0.000 claims description 15
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- 238000006243 chemical reaction Methods 0.000 claims description 9
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- 238000012545 processing Methods 0.000 claims description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 26
- 230000002265 prevention Effects 0.000 abstract description 10
- 230000007423 decrease Effects 0.000 abstract description 4
- 239000000377 silicon dioxide Substances 0.000 abstract description 2
- 239000011777 magnesium Substances 0.000 description 54
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- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 13
- 239000007864 aqueous solution Substances 0.000 description 13
- 239000011651 chromium Substances 0.000 description 12
- 150000004687 hexahydrates Chemical class 0.000 description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 11
- 239000000243 solution Substances 0.000 description 11
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 10
- 229910052839 forsterite Inorganic materials 0.000 description 9
- HCWCAKKEBCNQJP-UHFFFAOYSA-N magnesium orthosilicate Chemical compound [Mg+2].[Mg+2].[O-][Si]([O-])([O-])[O-] HCWCAKKEBCNQJP-UHFFFAOYSA-N 0.000 description 9
- 150000001845 chromium compounds Chemical class 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000010521 absorption reaction Methods 0.000 description 6
- 229910052804 chromium Inorganic materials 0.000 description 6
- 238000010828 elution Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- GVALZJMUIHGIMD-UHFFFAOYSA-H magnesium phosphate Chemical compound [Mg+2].[Mg+2].[Mg+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O GVALZJMUIHGIMD-UHFFFAOYSA-H 0.000 description 6
- 239000004137 magnesium phosphate Substances 0.000 description 6
- 229960002261 magnesium phosphate Drugs 0.000 description 6
- 229910000157 magnesium phosphate Inorganic materials 0.000 description 6
- 235000010994 magnesium phosphates Nutrition 0.000 description 6
- 150000002739 metals Chemical class 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 4
- 239000004327 boric acid Substances 0.000 description 4
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 3
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical compound O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 239000011162 core material Substances 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 230000004927 fusion Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- JYLNVJYYQQXNEK-UHFFFAOYSA-N 3-amino-2-(4-chlorophenyl)-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(CN)C1=CC=C(Cl)C=C1 JYLNVJYYQQXNEK-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- JOPOVCBBYLSVDA-UHFFFAOYSA-N chromium(6+) Chemical compound [Cr+6] JOPOVCBBYLSVDA-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000005261 decarburization Methods 0.000 description 2
- 239000012153 distilled water Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 150000004677 hydrates Chemical class 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- CSNNHWWHGAXBCP-UHFFFAOYSA-L magnesium sulphate Substances [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 2
- QQFLQYOOQVLGTQ-UHFFFAOYSA-L magnesium;dihydrogen phosphate Chemical compound [Mg+2].OP(O)([O-])=O.OP(O)([O-])=O QQFLQYOOQVLGTQ-UHFFFAOYSA-L 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000012286 potassium permanganate Substances 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 1
- -1 K and Na Chemical class 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- KJNGJIPPQOFCSK-UHFFFAOYSA-N [H][Sr][H] Chemical compound [H][Sr][H] KJNGJIPPQOFCSK-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- KRVSOGSZCMJSLX-UHFFFAOYSA-L chromic acid Substances O[Cr](O)(=O)=O KRVSOGSZCMJSLX-UHFFFAOYSA-L 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- SOCTUWSJJQCPFX-UHFFFAOYSA-N dichromate(2-) Chemical compound [O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O SOCTUWSJJQCPFX-UHFFFAOYSA-N 0.000 description 1
- AWJWCTOOIBYHON-UHFFFAOYSA-N furo[3,4-b]pyrazine-5,7-dione Chemical compound C1=CN=C2C(=O)OC(=O)C2=N1 AWJWCTOOIBYHON-UHFFFAOYSA-N 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 1
- 235000019341 magnesium sulphate Nutrition 0.000 description 1
- GIOZLVMCHDGNNZ-UHFFFAOYSA-N magnesium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium Chemical compound [Mg+2].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O GIOZLVMCHDGNNZ-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 238000005121 nitriding Methods 0.000 description 1
- 239000011164 primary particle Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- 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 by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
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- C—CHEMISTRY; METALLURGY
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating
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- C—CHEMISTRY; METALLURGY
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
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- C—CHEMISTRY; METALLURGY
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- C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C22/00—Chemical surface treatment of metallic material by reaction of the surface with a reactive liquid, leaving reaction products of surface material in the coating, e.g. conversion coatings, passivation of metals
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- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
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- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
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- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
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- 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
- H01F1/16—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 in the form of sheets
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- H01F27/23—Corrosion protection
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- C—CHEMISTRY; METALLURGY
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- C21D8/00—Modifying the physical properties by deformation combined with, or followed by, heat treatment
- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1216—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties the working step(s) being of interest
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
도 2 는 절연 피막의 (종축, 단위 : ㎫) 피막 장력에 미치는, 절연 피막 처리액에 대한 과망간산마그네슘ㆍ6 수화물 [Mg(MnO4)2ㆍ6H2O] 의 첨가량 (횡축 : 도 1 과 동일) 의 영향을 나타내는 그래프이다.
Claims (7)
- ㆍMg, Ca, Ba, Sr, Zn, Al 및 Mn 의 인산염 중에서 선택되는 적어도 1 종과,
ㆍ그 인산염 중의 PO4 1 mol 에 대하여, 콜로이드상 실리카를 SiO2 환산으로 0.5 ~ 10 mol, 그리고 Mg, Sr, Zn, Ba 및 Ca 의 과망간산염 중에서 선택되는 적어도 1 종을 그 과망간산염 중의 금속 원소 환산으로 0.02 ~ 2.5 mol 을 함유하는 방향성 전기 강판용 절연 피막 처리액. - 제 1 항에 있어서,
Cr 을 실질적으로 함유하지 않는 방향성 전기 강판용 절연 피막 처리액. - 방향성 전기 강판용 슬래브를 압연에 의해 최종 판두께로 마무리하고, 이어서 1 차 재결정 소둔 후에 2 차 재결정 소둔을 실시하고, 추가로 절연 피막 처리액을 도포한 후, 베이킹 처리를 실시하는 일련의 공정에 의해, 절연 피막을 갖는 방향성 전기 강판을 제조하는 방법으로서,
상기 절연 피막 처리액으로서, Mg, Ca, Ba, Sr, Zn, Al 및 Mn 의 인산염 중에서 선택되는 적어도 1 종과, 그 인산염 중의 PO4 1 mol 에 대하여, 콜로이드상 실리카를 SiO2 환산으로 0.5 ~ 10 mol, 그리고 Mg, Sr, Zn, Ba 및 Ca 의 과망간산염 중에서 선택되는 적어도 1 종을 그 과망간산염 중의 금속 원소 환산으로 0.02 ~ 2.5 mol 을 함유하는 절연 피막 처리액을 사용하고,
상기 베이킹 처리를 350 ℃ 이상 1100 ℃ 이하의 온도에서 실시하는, 절연 피막을 갖는 방향성 전기 강판의 제조 방법. - 제 3 항에 있어서,
상기 절연 피막 처리액이 Cr 을 실질적으로 함유하지 않는, 절연 피막을 갖는 방향성 전기 강판의 제조 방법. - 제 3 항 또는 제 4 항에 있어서,
상기 방향성 전기 강판용 슬래브를 열간 압연 후 혹은 추가로 열연판 소둔을 실시한 후,
1 회의 냉간 압연 또는 중간 소둔을 사이에 두는 2 회 이상의 냉간 압연에 의해 상기 최종 판두께로 마무리하는, 절연 피막을 갖는 방향성 전기 강판의 제조 방법. - 제 3 항 또는 제 4 항에 있어서,
상기 1 차 재결정 소둔 후, MgO 를 주체로 하는 (containing MgO as a primary component) 소둔 분리제를 도포하고 나서 상기 2 차 재결정 소둔을 실시하는, 절연 피막을 갖는 방향성 전기 강판의 제조 방법. - 제 5 항에 있어서,
상기 1 차 재결정 소둔 후, MgO 를 주체로 하는 (containing MgO as a primary component) 소둔 분리제를 도포하고 나서 상기 2 차 재결정 소둔을 실시하는, 절연 피막을 갖는 방향성 전기 강판의 제조 방법.
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| Application Number | Priority Date | Filing Date | Title |
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| JPJP-P-2007-217570 | 2007-08-23 | ||
| JP2007217570A JP5194641B2 (ja) | 2007-08-23 | 2007-08-23 | 方向性電磁鋼板用絶縁被膜処理液および絶縁被膜付方向性電磁鋼板の製造方法 |
| PCT/JP2008/065232 WO2009025389A1 (ja) | 2007-08-23 | 2008-08-20 | 方向性電磁鋼板用絶縁被膜処理液、および絶縁被膜を有する方向性電磁鋼板の製造方法 |
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| KR20100046209A KR20100046209A (ko) | 2010-05-06 |
| KR101169236B1 true KR101169236B1 (ko) | 2012-08-02 |
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| US8535455B2 (en) | 2013-09-17 |
| EP2182091B1 (en) | 2018-10-10 |
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| EP2182091A4 (en) | 2015-10-21 |
| EP2182091A1 (en) | 2010-05-05 |
| CN101784698B (zh) | 2011-09-21 |
| JP2009052060A (ja) | 2009-03-12 |
| RU2431697C1 (ru) | 2011-10-20 |
| JP5194641B2 (ja) | 2013-05-08 |
| KR20100046209A (ko) | 2010-05-06 |
| US20110067786A1 (en) | 2011-03-24 |
| CN101784698A (zh) | 2010-07-21 |
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