CN118974318A - 退火分离剂用氧化镁及取向性电工钢 - Google Patents

退火分离剂用氧化镁及取向性电工钢 Download PDF

Info

Publication number
CN118974318A
CN118974318A CN202380031149.3A CN202380031149A CN118974318A CN 118974318 A CN118974318 A CN 118974318A CN 202380031149 A CN202380031149 A CN 202380031149A CN 118974318 A CN118974318 A CN 118974318A
Authority
CN
China
Prior art keywords
magnesium oxide
annealing separator
less
pore
coating
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.)
Pending
Application number
CN202380031149.3A
Other languages
English (en)
Chinese (zh)
Inventor
芝田宙宜
塘启祐
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tateho Chemical Industries Co Ltd
Original Assignee
Tateho Chemical Industries Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=88202648&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN118974318(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tateho Chemical Industries Co Ltd filed Critical Tateho Chemical Industries Co Ltd
Publication of CN118974318A publication Critical patent/CN118974318A/zh
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/02—Magnesia
    • C01F5/06—Magnesia by thermal decomposition of magnesium compounds
    • C01F5/08—Magnesia by thermal decomposition of magnesium compounds by calcining magnesium hydroxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/02—Magnesia
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • 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
    • C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
    • C21D1/68—Temporary coatings or embedding materials applied before or during heat treatment
    • C21D1/70—Temporary coatings or embedding materials applied before or during heat treatment while heating or quenching
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • 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 of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1277—Modifying the physical properties of ferrous metals or ferrous alloys 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
    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • 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
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
    • 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
    • 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/20—Recycling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Geology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • General Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Power Engineering (AREA)
  • Chemical Treatment Of Metals (AREA)
  • Manufacturing Of Steel Electrode Plates (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Soft Magnetic Materials (AREA)
CN202380031149.3A 2022-03-31 2023-03-30 退火分离剂用氧化镁及取向性电工钢 Pending CN118974318A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022058900 2022-03-31
JP2022-058900 2022-03-31
PCT/JP2023/013053 WO2023190806A1 (ja) 2022-03-31 2023-03-30 焼鈍分離剤用酸化マグネシウム及び方向性電磁鋼板

Publications (1)

Publication Number Publication Date
CN118974318A true CN118974318A (zh) 2024-11-15

Family

ID=88202648

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380031149.3A Pending CN118974318A (zh) 2022-03-31 2023-03-30 退火分离剂用氧化镁及取向性电工钢

Country Status (4)

Country Link
JP (1) JP7360572B1 (https=)
KR (1) KR20240170814A (https=)
CN (1) CN118974318A (https=)
WO (1) WO2023190806A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024252951A1 (ja) * 2023-06-07 2024-12-12 セトラスホールディングス株式会社 複合金属酸化物の粉体、ゴム用加硫剤、ゴム組成物、及び複合金属酸化物の粉体の製造方法
KR20250093745A (ko) * 2023-12-15 2025-06-25 주식회사 포스코 방향성 전기강판용 소둔 분리제 조성물, 방향성 전기강판 및 그의 제조방법

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3707144B2 (ja) 1996-08-01 2005-10-19 Ｊｆｅスチール株式会社 被膜特性に優れる方向性けい素鋼板の製造方法
JP3695008B2 (ja) 1996-09-11 2005-09-14 Ｊｆｅスチール株式会社 方向性けい素鋼板製造時における焼鈍分離剤用ＭｇＯの評価方法および方向性けい素鋼板の製造方法
AU2001252636A1 (en) 2000-05-01 2001-11-12 Tateho Chemical Industries Co., Ltd. Magnesium oxide particle aggregate
KR100572802B1 (ko) 2000-10-25 2006-04-19 다테호 가가쿠 고교 가부시키가이샤 산화 마그네슘 입자 집합체
JP5016993B2 (ja) * 2007-06-27 2012-09-05 タテホ化学工業株式会社 酸化マグネシウム粒子凝集体及びその製造方法

Also Published As

Publication number Publication date
WO2023190806A1 (ja) 2023-10-05
JP7360572B1 (ja) 2023-10-12
JPWO2023190806A1 (https=) 2023-10-05
KR20240170814A (ko) 2024-12-04

Similar Documents

Publication Publication Date Title
JP7454334B2 (ja) 焼鈍分離剤用の酸化マグネシウム及び方向性電磁鋼板の製造方法
US11591232B2 (en) Magnesium oxide for annealing separators, and grain-oriented magnetic steel sheet
IL262888B2 (en) Methods for breaking immunological tolerance using multiple guide RNAs
EP3438291B1 (en) Magnesium oxide for annealing separator, and grain-oriented electromagnetic steel sheet
CN118974318A (zh) 退火分离剂用氧化镁及取向性电工钢
EP3438324B1 (en) Magnesium oxide for annealing separators, and grain-oriented magnetic steel sheet
RU2271406C2 (ru) Агрегат частиц оксида магния
JP7454335B2 (ja) 焼鈍分離剤用の酸化マグネシウム及び方向性電磁鋼板の製造方法
US11001907B2 (en) Magnesium oxide for annealing separators, and grain-oriented magnetic steel sheet
JP7328777B2 (ja) チタン酸マグネシウムを含有する焼鈍分離剤用酸化マグネシウム、その製造方法、焼鈍分離剤及び方向性電磁鋼板
JP7181441B1 (ja) 焼鈍分離剤用酸化マグネシウム及び方向性電磁鋼板
JP7769169B1 (ja) 焼鈍分離剤用酸化マグネシウム、焼鈍分離剤、及び方向性電磁鋼板の製造方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination