SG11202004797QA - Spherical silver powder - Google Patents

Spherical silver powder

Info

Publication number
SG11202004797QA
SG11202004797QA SG11202004797QA SG11202004797QA SG11202004797QA SG 11202004797Q A SG11202004797Q A SG 11202004797QA SG 11202004797Q A SG11202004797Q A SG 11202004797QA SG 11202004797Q A SG11202004797Q A SG 11202004797QA SG 11202004797Q A SG11202004797Q A SG 11202004797QA
Authority
SG
Singapore
Prior art keywords
silver powder
spherical silver
spherical
powder
silver
Prior art date
Application number
SG11202004797QA
Inventor
Masaya OSAKO
Taro Nakanoya
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/JP2018/045808 external-priority patent/WO2019117234A1/en
Publication of SG11202004797QA publication Critical patent/SG11202004797QA/en

Links

Classifications

    • 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
    • B22F1/06—Metallic powder characterised by the shape of the particles
    • B22F1/065—Spherical 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
    • 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
    • B22F2304/058—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
    • B22F2304/00—Physical aspects of the powder
    • B22F2304/10—Micron size particles, i.e. above 1 micrometer up to 500 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
    • 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
SG11202004797QA 2017-12-15 2018-12-13 Spherical silver powder SG11202004797QA (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017240187 2017-12-15
JP2018232153A JP6900357B2 (en) 2017-12-15 2018-12-12 Spherical silver powder
PCT/JP2018/045808 WO2019117234A1 (en) 2017-12-15 2018-12-13 Spherical silver powder

Publications (1)

Publication Number Publication Date
SG11202004797QA true SG11202004797QA (en) 2020-07-29

Family

ID=67179192

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11202004797QA SG11202004797QA (en) 2017-12-15 2018-12-13 Spherical silver powder

Country Status (7)

Country Link
US (1) US11376659B2 (en)
EP (1) EP3702064B1 (en)
JP (1) JP6900357B2 (en)
KR (1) KR102451522B1 (en)
CN (1) CN111432959B (en)
SG (1) SG11202004797QA (en)
TW (1) TWI713950B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111451521B (en) * 2020-03-30 2022-06-03 长春黄金研究院有限公司 Method for preparing high-tap-density spherical silver powder by chemical method
JP7093475B1 (en) * 2021-03-26 2022-06-29 Ｄｏｗａエレクトロニクス株式会社 Silver powder and its manufacturing method
CN114210991B (en) * 2021-11-30 2022-08-19 达高工业技术研究院(广州)有限公司 Spherical silver powder with cavity structure and preparation method thereof

Family Cites Families (18)

* 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
JP2713225B2 (en) * 1995-05-11 1998-02-16 日本電気株式会社 Metal forming method and metal coating method using micro ball material
JP4489389B2 (en) * 2003-07-29 2010-06-23 三井金属鉱業株式会社 Method for producing fine silver powder
JP2008255370A (en) * 2007-03-30 2008-10-23 Fujifilm Corp Method for producing dispersion of metal particulate
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
CN102233433B (en) * 2010-05-08 2013-01-02 中国科学院合肥物质科学研究院 Micron semisphere composed of silver nano-flakes as well as preparation method and use thereof
CN101912970B (en) * 2010-08-25 2012-10-10 中南大学 Method for preparing spherical porous silver powder
US8366799B2 (en) * 2010-08-30 2013-02-05 E I Du Pont De Nemours And Company Silver particles and a process for making them
JP6129909B2 (en) 2012-02-13 2017-05-17 Ｄｏｗａエレクトロニクス株式会社 Spherical silver powder and method for producing the same
JP5872440B2 (en) * 2012-02-13 2016-03-01 Ｄｏｗａエレクトロニクス株式会社 Spherical silver powder and method for producing the same
JP5354041B2 (en) * 2012-02-24 2013-11-27 住友金属鉱山株式会社 Silver powder manufacturing method
CN102794458B (en) * 2012-08-24 2014-11-05 济南大学 Hollow silver particle and preparation method thereof
JP5945480B2 (en) * 2012-09-07 2016-07-05 ナミックス株式会社 Silver paste composition and method for producing the same
JP2014185372A (en) * 2013-03-25 2014-10-02 Mitsui Mining & Smelting Co Ltd Silver powder
CN104096832A (en) * 2013-04-03 2014-10-15 北京有色金属研究总院 High-activity hollow-out silver powder and preparation method thereof
CN103273082B (en) * 2013-06-13 2015-02-18 昆山西微美晶电子新材料科技有限公司 Flower-like spherical silver powder preparing method
KR102308923B1 (en) * 2014-09-29 2021-10-01 도와 일렉트로닉스 가부시키가이샤 Silver powder, method for producing same, and hydrophilic conductive paste
CN107127355B (en) * 2017-07-04 2019-07-19 广东工业大学 A kind of flower-shaped silver nanoparticle ball, preparation method and its application

Also Published As

Publication number Publication date
EP3702064A4 (en) 2021-08-04
KR102451522B1 (en) 2022-10-06
EP3702064B1 (en) 2023-09-13
CN111432959B (en) 2022-06-17
TWI713950B (en) 2020-12-21
EP3702064A1 (en) 2020-09-02
CN111432959A (en) 2020-07-17
KR20200096286A (en) 2020-08-11
JP2019108609A (en) 2019-07-04
US20210162495A1 (en) 2021-06-03
TW201928072A (en) 2019-07-16
JP6900357B2 (en) 2021-07-07
US11376659B2 (en) 2022-07-05

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