JP7128277B2 - セキュリティインク用のＡｌＮＩＣＯ系磁性粒子 - Google Patents

セキュリティインク用のＡｌＮＩＣＯ系磁性粒子 Download PDF

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Publication number
JP7128277B2
JP7128277B2 JP2020527767A JP2020527767A JP7128277B2 JP 7128277 B2 JP7128277 B2 JP 7128277B2 JP 2020527767 A JP2020527767 A JP 2020527767A JP 2020527767 A JP2020527767 A JP 2020527767A JP 7128277 B2 JP7128277 B2 JP 7128277B2
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composition
particles
alnico
magnetic particles
core
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Japanese (ja)
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JP2021503553A (ja
JP2021503553A5 (enExample
Inventor
ウォン ギュン チョー，
ス ドン キム，
ホン キオン キム，
ジュ ヒ カン，
ヒョン ス キム，
イー デン キム，
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Korea Minting Security Printing and ID Card Operating Corp
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Korea Minting Security Printing and ID Card Operating Corp
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Publication of JP2021503553A publication Critical patent/JP2021503553A/ja
Publication of JP2021503553A5 publication Critical patent/JP2021503553A5/ja
Priority to JP2022091998A priority Critical patent/JP7749517B2/ja
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    • 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
    • H01F1/20—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 particles, e.g. powder
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/06—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 hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/061—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 hard-magnetic materials metals or alloys in the form of particles, e.g. powder with a protective layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/369—Magnetised or magnetisable materials
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
    • B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
    • B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
    • B42D25/30—Identification or security features, e.g. for preventing forgery
    • B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
    • B42D25/378—Special inks
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D11/00—Inks
    • C09D11/02—Printing inks
    • C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
    • C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/04—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 hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/08—Cores, Yokes, or armatures made from powder
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties
    • C22C2202/02—Magnetic

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Dispersion Chemistry (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Inks, Pencil-Leads, Or Crayons (AREA)
  • Soft Magnetic Materials (AREA)
JP2020527767A 2017-11-17 2018-11-08 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子 Active JP7128277B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022091998A JP7749517B2 (ja) 2017-11-17 2022-06-07 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR1020170154199A KR101912099B1 (ko) 2017-11-17 2017-11-17 보안잉크용 AlNiCo계 자성 입자
KR10-2017-0154199 2017-11-17
PCT/KR2018/013518 WO2019098599A1 (ko) 2017-11-17 2018-11-08 보안잉크용 alnico계 자성 입자

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022091998A Division JP7749517B2 (ja) 2017-11-17 2022-06-07 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子

Publications (3)

Publication Number Publication Date
JP2021503553A JP2021503553A (ja) 2021-02-12
JP2021503553A5 JP2021503553A5 (enExample) 2021-12-02
JP7128277B2 true JP7128277B2 (ja) 2022-08-30

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JP2020527767A Active JP7128277B2 (ja) 2017-11-17 2018-11-08 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子
JP2022091998A Active JP7749517B2 (ja) 2017-11-17 2022-06-07 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子

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JP2022091998A Active JP7749517B2 (ja) 2017-11-17 2022-06-07 セキュリティインク用のＡｌＮＩＣＯ系磁性粒子

Country Status (6)

Country Link
US (1) US20200391285A1 (enExample)
EP (1) EP3712910B1 (enExample)
JP (2) JP7128277B2 (enExample)
KR (1) KR101912099B1 (enExample)
CN (1) CN111357063B (enExample)
WO (1) WO2019098599A1 (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101869484B1 (ko) 2017-12-29 2018-06-20 한국조폐공사 내구성 및 내화학성이 향상된 담색 자성입자
KR102401519B1 (ko) * 2019-01-18 2022-05-24 한국조폐공사 보안용 담색 자성입자 및 이의 제조방법
KR102218729B1 (ko) * 2019-07-29 2021-02-23 한국조폐공사 보안 잉크용 자성 입자 및 이를 포함하는 보안 잉크
KR102217912B1 (ko) * 2019-07-29 2021-02-19 한국조폐공사 AlNiCo계 경자성체 입자 및 그 제조 방법
JPWO2022009870A1 (enExample) * 2020-07-06 2022-01-13
JP2022128629A (ja) * 2021-02-24 2022-09-05 日鉄鉱業株式会社 明度が高い半硬質磁性粉体とその合成方法
GB202217404D0 (en) * 2022-11-21 2023-01-04 Univ Swansea Conductive ink
CN116440960B (zh) * 2023-03-16 2025-05-06 杭州极弱磁场重大科技基础设施研究院 一种在极弱磁条件下制备多相反应催化剂的设备及方法
DE102024119285A1 (de) * 2024-07-08 2026-01-08 Giesecke+Devrient Currency Technology Gmbh Sicherheitselement mit Magnetcodierung, Wertdokument, Herstellungsverfahren und Prüfverfahren

Citations (1)

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KR101718505B1 (ko) 2015-12-29 2017-03-22 한국조폐공사 보안잉크용 AlNiCo계 자성입자의 제조방법 및 이를 이용한 보안잉크

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Also Published As

Publication number Publication date
JP2021503553A (ja) 2021-02-12
US20200391285A1 (en) 2020-12-17
KR101912099B1 (ko) 2018-10-26
CN111357063A (zh) 2020-06-30
JP2022141626A (ja) 2022-09-29
JP7749517B2 (ja) 2025-10-06
WO2019098599A1 (ko) 2019-05-23
EP3712910A4 (en) 2021-12-22
EP3712910B1 (en) 2025-01-01
CN111357063B (zh) 2022-04-01
EP3712910A1 (en) 2020-09-23

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