SG11202004798SA - Spherical silver powder and method for producing same - Google Patents

Spherical silver powder and method for producing same

Info

Publication number
SG11202004798SA
SG11202004798SA SG11202004798SA SG11202004798SA SG11202004798SA SG 11202004798S A SG11202004798S A SG 11202004798SA SG 11202004798S A SG11202004798S A SG 11202004798SA SG 11202004798S A SG11202004798S A SG 11202004798SA SG 11202004798S A SG11202004798S A SG 11202004798SA
Authority
SG
Singapore
Prior art keywords
silver powder
producing same
spherical silver
spherical
producing
Prior art date
Application number
SG11202004798SA
Inventor
Masaya OSAKO
Original Assignee
Dowa Electronics Materials 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
Application filed by Dowa Electronics Materials Co Ltd filed Critical Dowa Electronics Materials Co Ltd
Priority claimed from PCT/JP2018/045812 external-priority patent/WO2019117235A1/en
Publication of SG11202004798SA publication Critical patent/SG11202004798SA/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/04—Making non-ferrous alloys by powder metallurgy
    • C22C1/0466—Alloys based on noble metals
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • 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
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical particles
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • H01B1/20—Conductive material dispersed in non-conductive organic material
    • H01B1/22—Conductive material dispersed in non-conductive organic material the conductive material comprising metals or alloys
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
    • 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
    • B22F1/07—Metallic powder characterised by particles having a nanoscale microstructure
    • 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
    • B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
    • B22F1/102—Metallic powder coated with organic material
    • 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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • B22F2009/245—Reduction reaction in an Ionic Liquid [IL]
    • 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
    • B22F2301/00—Metallic composition of the powder or its coating
    • B22F2301/25—Noble metals, i.e. Ag Au, Ir, Os, Pd, Pt, Rh, Ru
    • B22F2301/255—Silver or gold
    • 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
    • B22F2304/00—Physical aspects of the powder
    • B22F2304/05—Submicron size particles
    • B22F2304/056—Particle size above 100 nm up to 300 nm
    • 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
    • B22F2304/00—Physical aspects of the powder
    • B22F2304/05—Submicron size particles
    • B22F2304/058—Particle size above 300 nm up to 1 micrometer
    • 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
    • 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
    • B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2200/00—Crystalline structure
    • C22C2200/04—Nanocrystalline

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Physics & Mathematics (AREA)
  • Dispersion Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Powder Metallurgy (AREA)
  • Non-Insulated Conductors (AREA)
  • Conductive Materials (AREA)
SG11202004798SA 2017-12-15 2018-12-13 Spherical silver powder and method for producing same SG11202004798SA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017240248 2017-12-15
JP2018232210A JP6857166B2 (en) 2017-12-15 2018-12-12 Spherical silver powder and its manufacturing method
PCT/JP2018/045812 WO2019117235A1 (en) 2017-12-15 2018-12-13 Spherical silver powder and method for producing same

Publications (1)

Publication Number Publication Date
SG11202004798SA true SG11202004798SA (en) 2020-07-29

Family

ID=67179137

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202004798SA SG11202004798SA (en) 2017-12-15 2018-12-13 Spherical silver powder and method for producing same

Country Status (7)

Country Link
US (1) US11697863B2 (en)
EP (1) EP3702073B1 (en)
JP (1) JP6857166B2 (en)
KR (1) KR102450279B1 (en)
CN (1) CN111432965A (en)
SG (1) SG11202004798SA (en)
TW (1) TWI794371B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20220106128A (en) 2019-11-28 2022-07-28 엠. 테크닉 가부시키가이샤 Method for producing fine silver particles
CN114653962A (en) * 2022-03-25 2022-06-24 电子科技大学 Modification method of silver powder for conductive adhesive
WO2023189993A1 (en) * 2022-03-31 2023-10-05 日清エンジニアリング株式会社 Silver microparticle

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08176620A (en) 1994-12-27 1996-07-09 Dowa Mining Co Ltd Production of silver powder
CN1871087B (en) * 2003-08-28 2011-08-17 多摩-技术转让机关株式会社 Precious metal colloid, precious metal microparticle, composition and process for producing the precious metal microparticle
CN1287217C (en) * 2004-07-06 2006-11-29 中国乐凯胶片集团公司 Process for preparing nano silver colloidal water solution
JP5098098B2 (en) * 2006-09-29 2012-12-12 Ｄｏｗａエレクトロニクス株式会社 Silver powder and method for producing the same
JP2008255370A (en) * 2007-03-30 2008-10-23 Fujifilm Corp Method for producing dispersion of metal particulate
JP5256641B2 (en) 2007-04-06 2013-08-07 Ｊｓｒ株式会社 Adhesive composition
US8801971B2 (en) * 2007-12-18 2014-08-12 Hitachi Chemical Company, Ltd. Copper conductor film and manufacturing method thereof, conductive substrate and manufacturing method thereof, copper conductor wiring and manufacturing method thereof, and treatment solution
JP5355007B2 (en) * 2008-09-17 2013-11-27 Ｄｏｗａエレクトロニクス株式会社 Method for producing spherical silver powder
JP5190420B2 (en) * 2009-07-16 2013-04-24 株式会社ノリタケカンパニーリミテド Silver fine particles and method for producing the same
KR101856802B1 (en) * 2010-11-16 2018-05-10 아사히 가라스 가부시키가이샤 Conductive paste and base with conductive film
JP6174301B2 (en) * 2011-03-28 2017-08-02 Ｄｏｗａエレクトロニクス株式会社 Silver powder and conductive paste
US20140306167A1 (en) * 2011-11-18 2014-10-16 Sumitomo Metal Mining Co., Ltd. Silver powder, method for producing silver powder, and conductive paste
CN102585743A (en) * 2011-12-23 2012-07-18 烟台德邦电子材料有限公司 Conductive adhesive and preparation method thereof
JP6029719B2 (en) * 2014-07-31 2016-11-24 Ｄｏｗａエレクトロニクス株式会社 Silver powder, method for producing the same, and conductive paste
CN104128616B (en) * 2014-08-12 2016-03-23 苏州思美特表面材料科技有限公司 A kind of preparation method of metal dust
JP6380792B2 (en) * 2014-09-04 2018-08-29 日立化成株式会社 Silver paste, semiconductor device using the same, and method for producing silver paste
US10272490B2 (en) * 2014-09-29 2019-04-30 Dowa Electronics Materials Co., Ltd. Silver powder, method for producing same, and hydrophilic conductive paste
CN105618783A (en) * 2015-01-28 2016-06-01 江苏科技大学 Preparation method for silver nanoparticles with optical activity
CN104987672B (en) * 2015-07-24 2017-07-21 济南大学 A kind of electrocondution slurry used for encapsulation of solar battery and preparation method and application
KR101733169B1 (en) * 2015-08-12 2017-05-08 엘에스니꼬동제련 주식회사 silver particles and manufacturing method thereof
KR101733165B1 (en) * 2015-08-12 2017-05-08 엘에스니꼬동제련 주식회사 The manufacturing method of silver powder for high temperature sintering conductive paste
WO2017031374A1 (en) * 2015-08-18 2017-02-23 American Silver, Llc Formulations with colloidal silver

Also Published As

Publication number Publication date
JP2019108610A (en) 2019-07-04
US11697863B2 (en) 2023-07-11
TW201930605A (en) 2019-08-01
CN111432965A (en) 2020-07-17
EP3702073A4 (en) 2021-08-04
EP3702073B1 (en) 2024-03-06
KR102450279B1 (en) 2022-09-30
JP6857166B2 (en) 2021-04-14
KR20200093657A (en) 2020-08-05
EP3702073A1 (en) 2020-09-02
TWI794371B (en) 2023-03-01
US20210162501A1 (en) 2021-06-03

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