KR101912099B1 - 보안잉크용 AlNiCo계 자성 입자 - Google Patents
보안잉크용 AlNiCo계 자성 입자 Download PDFInfo
- Publication number
- KR101912099B1 KR101912099B1 KR1020170154199A KR20170154199A KR101912099B1 KR 101912099 B1 KR101912099 B1 KR 101912099B1 KR 1020170154199 A KR1020170154199 A KR 1020170154199A KR 20170154199 A KR20170154199 A KR 20170154199A KR 101912099 B1 KR101912099 B1 KR 101912099B1
- Authority
- KR
- South Korea
- Prior art keywords
- composition
- core particles
- particles
- particle
- alnico
- 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.)
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Classifications
-
- 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
-
- 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
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Dispersion Chemistry (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Hard Magnetic Materials (AREA)
- Soft Magnetic Materials (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170154199A KR101912099B1 (ko) | 2017-11-17 | 2017-11-17 | 보안잉크용 AlNiCo계 자성 입자 |
| EP18879052.1A EP3712910B1 (en) | 2017-11-17 | 2018-11-08 | Alnico-based magnetic particles for security ink |
| JP2020527767A 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 |
| CN201880074551.9A CN111357063B (zh) | 2017-11-17 | 2018-11-08 | 防伪油墨用alnico系磁性粒子 |
| PCT/KR2018/013518 WO2019098599A1 (ko) | 2017-11-17 | 2018-11-08 | 보안잉크용 alnico계 자성 입자 |
| US16/764,167 US20200391285A1 (en) | 2017-11-17 | 2018-11-08 | Alnico-Based Magnetic Particles for Security Ink |
| 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 (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020170154199A KR101912099B1 (ko) | 2017-11-17 | 2017-11-17 | 보안잉크용 AlNiCo계 자성 입자 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR101912099B1 true KR101912099B1 (ko) | 2018-10-26 |
Family
ID=64098895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020170154199A Active KR101912099B1 (ko) | 2017-11-17 | 2017-11-17 | 보안잉크용 AlNiCo계 자성 입자 |
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) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200089878A (ko) * | 2019-01-18 | 2020-07-28 | 한국조폐공사 | 보안용 담색 자성입자 및 이의 제조방법 |
| WO2021020634A1 (ko) * | 2019-07-29 | 2021-02-04 | 한국조폐공사 | 알니코계 경자성체 입자 및 그 제조 방법 |
| CN112955983A (zh) * | 2019-07-29 | 2021-06-11 | 韩国铸造,安全印刷与Id卡操作公司 | 防伪油墨用磁性粒子以及包含其的防伪油墨 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101869484B1 (ko) | 2017-12-29 | 2018-06-20 | 한국조폐공사 | 내구성 및 내화학성이 향상된 담색 자성입자 |
| EP4176992A4 (en) * | 2020-07-06 | 2024-08-21 | Kyoto University | ALLOY, ALLOY NANOPARTICLE AGGREGATE AND CATALYST |
| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130072444A (ko) | 2011-12-22 | 2013-07-02 | 한국조폐공사 | 고반사 보호막을 갖는 자성입자 및 그 제조방법 |
| JP2016523794A (ja) * | 2013-05-08 | 2016-08-12 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 球状粒子、その生成およびそれを使用する方法 |
| KR101718505B1 (ko) | 2015-12-29 | 2017-03-22 | 한국조폐공사 | 보안잉크용 AlNiCo계 자성입자의 제조방법 및 이를 이용한 보안잉크 |
| KR20170078023A (ko) * | 2015-12-29 | 2017-07-07 | 한국조폐공사 | 입도분포가 조절된 AlNiCo계 자성입자의 제조방법 및 이를 이용한 보안잉크 |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52118298A (en) * | 1976-03-31 | 1977-10-04 | Hitachi Metals Ltd | Permanent magnet and method of manufacture thereof |
| JPH05195024A (ja) * | 1992-01-14 | 1993-08-03 | Nippon Steel Corp | 金属粉末製造における金属粉末の酸化防止方法 |
| JP3634388B2 (ja) * | 1993-05-19 | 2005-03-30 | セイコーエプソン株式会社 | 金属又は合金粉末の製造方法 |
| JPH10223420A (ja) * | 1997-02-04 | 1998-08-21 | Daido Steel Co Ltd | アルニコ磁石用アトマイズ粉末およびその熱処理方法ならびにボンド磁石 |
| US7198777B2 (en) * | 2003-06-17 | 2007-04-03 | The Board Of Trustees Of The University Of Illinois | Optical contrast agents for optically modifying incident radiation |
| JP2005264074A (ja) * | 2004-03-19 | 2005-09-29 | National Printing Bureau | 磁性インキ組成物及びその印刷物 |
| JP2006161134A (ja) * | 2004-12-10 | 2006-06-22 | Sanyo Special Steel Co Ltd | 金属粉末の製造方法 |
| KR100744351B1 (ko) * | 2006-03-24 | 2007-07-30 | 삼성전자주식회사 | 자외선 발광 잉크 및 이를 이용한 보안장치 |
| CN101250351B (zh) * | 2008-03-26 | 2011-08-10 | 中国印钞造币总公司 | 大豆油基丝网油墨 |
| JP5631403B2 (ja) * | 2009-09-14 | 2014-11-26 | メアス ドイチュラント ゲゼルシャフト ミット ベシュレンクテル ハフツングMEAS Deutschland GmbH | 電気部品の製造方法及び電気部品 |
| WO2014122993A1 (ja) * | 2013-02-06 | 2014-08-14 | 株式会社日清製粉グループ本社 | 磁性粒子の製造方法、磁性粒子および磁性体 |
| KR20210104167A (ko) * | 2013-03-28 | 2021-08-24 | 도요 알루미늄 가부시키가이샤 | 도전성 입자, 그 제조 방법, 그것을 함유하는 도전성 수지 조성물 및 도전성 도포물 |
| JP6215329B2 (ja) * | 2013-08-09 | 2017-10-18 | Jx金属株式会社 | ネオジム、鉄、ボロンを主成分とする希土類粉末又はスパッタリングターゲットの製造方法、同希土類元素からなる粉末又はスパッタリングターゲット及びネオジム、鉄、ボロンを主成分とする希土類磁石用薄膜又はその製造方法 |
| KR102310785B1 (ko) * | 2015-09-15 | 2021-10-08 | 한국조폐공사 | 보안잉크용 경자성입자 및 이를 포함하는 잉크 조성물 |
| US11008476B2 (en) * | 2015-12-18 | 2021-05-18 | Sumitomo Metal Mining Co., Ltd. | Anti-counterfeit ink composition, anti-counterfeit ink, anti-counterfeit printed matter, and method for producing the anti-counterfeit ink composition |
-
2017
- 2017-11-17 KR KR1020170154199A patent/KR101912099B1/ko active Active
-
2018
- 2018-11-08 WO PCT/KR2018/013518 patent/WO2019098599A1/ko not_active Ceased
- 2018-11-08 JP JP2020527767A patent/JP7128277B2/ja active Active
- 2018-11-08 CN CN201880074551.9A patent/CN111357063B/zh active Active
- 2018-11-08 US US16/764,167 patent/US20200391285A1/en not_active Abandoned
- 2018-11-08 EP EP18879052.1A patent/EP3712910B1/en active Active
-
2022
- 2022-06-07 JP JP2022091998A patent/JP7749517B2/ja active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130072444A (ko) | 2011-12-22 | 2013-07-02 | 한국조폐공사 | 고반사 보호막을 갖는 자성입자 및 그 제조방법 |
| JP2016523794A (ja) * | 2013-05-08 | 2016-08-12 | ビーエーエスエフ ソシエタス・ヨーロピアBasf Se | 球状粒子、その生成およびそれを使用する方法 |
| KR101718505B1 (ko) | 2015-12-29 | 2017-03-22 | 한국조폐공사 | 보안잉크용 AlNiCo계 자성입자의 제조방법 및 이를 이용한 보안잉크 |
| KR20170078023A (ko) * | 2015-12-29 | 2017-07-07 | 한국조폐공사 | 입도분포가 조절된 AlNiCo계 자성입자의 제조방법 및 이를 이용한 보안잉크 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20200089878A (ko) * | 2019-01-18 | 2020-07-28 | 한국조폐공사 | 보안용 담색 자성입자 및 이의 제조방법 |
| KR102401519B1 (ko) * | 2019-01-18 | 2022-05-24 | 한국조폐공사 | 보안용 담색 자성입자 및 이의 제조방법 |
| WO2021020634A1 (ko) * | 2019-07-29 | 2021-02-04 | 한국조폐공사 | 알니코계 경자성체 입자 및 그 제조 방법 |
| KR20210013868A (ko) * | 2019-07-29 | 2021-02-08 | 한국조폐공사 | AlNiCo계 경자성체 입자 및 그 제조 방법 |
| KR102217912B1 (ko) * | 2019-07-29 | 2021-02-19 | 한국조폐공사 | AlNiCo계 경자성체 입자 및 그 제조 방법 |
| CN112955983A (zh) * | 2019-07-29 | 2021-06-11 | 韩国铸造,安全印刷与Id卡操作公司 | 防伪油墨用磁性粒子以及包含其的防伪油墨 |
| CN112955984A (zh) * | 2019-07-29 | 2021-06-11 | 韩国铸造,安全印刷与Id卡操作公司 | AlNiCo类硬磁体粒子以及其制造方法 |
| CN112955983B (zh) * | 2019-07-29 | 2024-06-28 | 韩国铸造,安全印刷与Id卡操作公司 | 防伪油墨用磁性粒子以及包含其的防伪油墨 |
| US12272470B2 (en) | 2019-07-29 | 2025-04-08 | Korea Minting, Security Printing & Idcard Operating Corp. | Alnico-based hard magnetic particle and method for manufacturing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7128277B2 (ja) | 2022-08-30 |
| JP7749517B2 (ja) | 2025-10-06 |
| JP2022141626A (ja) | 2022-09-29 |
| EP3712910A1 (en) | 2020-09-23 |
| WO2019098599A1 (ko) | 2019-05-23 |
| EP3712910B1 (en) | 2025-01-01 |
| EP3712910A4 (en) | 2021-12-22 |
| CN111357063A (zh) | 2020-06-30 |
| JP2021503553A (ja) | 2021-02-12 |
| US20200391285A1 (en) | 2020-12-17 |
| CN111357063B (zh) | 2022-04-01 |
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