EP1819467A4 - Method of production of high purity silver particles - Google Patents

Method of production of high purity silver particles

Info

Publication number
EP1819467A4
EP1819467A4 EP05851218A EP05851218A EP1819467A4 EP 1819467 A4 EP1819467 A4 EP 1819467A4 EP 05851218 A EP05851218 A EP 05851218A EP 05851218 A EP05851218 A EP 05851218A EP 1819467 A4 EP1819467 A4 EP 1819467A4
Authority
EP
European Patent Office
Prior art keywords
production
high purity
silver particles
purity silver
particles
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.)
Withdrawn
Application number
EP05851218A
Other languages
German (de)
French (fr)
Other versions
EP1819467A1 (en
Inventor
Insoo Kim
Chang Gun Lee
Sang Ho Kim
Charles E Smith Jr
Young Jin Kim
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.)
Tokusen USA Inc
Original Assignee
Tokusen USA Inc
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 Tokusen USA Inc filed Critical Tokusen USA Inc
Publication of EP1819467A1 publication Critical patent/EP1819467A1/en
Publication of EP1819467A4 publication Critical patent/EP1819467A4/en
Withdrawn legal-status Critical Current

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
    • 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
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • 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
    • B22F9/30—Making metallic powder or suspensions thereof using chemical processes with decomposition of metal compounds, e.g. by pyrolysis
    • 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
    • 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
    • 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
EP05851218A 2004-10-14 2005-10-13 Method of production of high purity silver particles Withdrawn EP1819467A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61887604P 2004-10-14 2004-10-14
PCT/US2005/036727 WO2006049831A1 (en) 2004-10-14 2005-10-13 Method of production of high purity silver particles

Publications (2)

Publication Number Publication Date
EP1819467A1 EP1819467A1 (en) 2007-08-22
EP1819467A4 true EP1819467A4 (en) 2010-01-20

Family

ID=36319502

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05851218A Withdrawn EP1819467A4 (en) 2004-10-14 2005-10-13 Method of production of high purity silver particles

Country Status (6)

Country Link
US (1) US20080105085A1 (en)
EP (1) EP1819467A4 (en)
JP (1) JP2008517153A (en)
KR (1) KR100888559B1 (en)
CN (1) CN101065205A (en)
WO (1) WO2006049831A1 (en)

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CN101065325B (en) * 2004-10-14 2010-08-11 托库森美国股份有限公司 Method for synthesizing nano-sized titanium dioxide particles
KR101396803B1 (en) * 2006-09-21 2014-05-21 토쿠센, 유.에스.에이. 인코포레이티드 Low temperature process for producing nano-sized titanium dioxide particles
JP4978242B2 (en) * 2007-03-05 2012-07-18 昭栄化学工業株式会社 Method for producing silver ultrafine particles
US8231704B2 (en) * 2009-05-01 2012-07-31 E I Du Pont De Nemours And Company Silver particles and processes for making them
JP5119362B2 (en) * 2009-07-30 2013-01-16 国立大学法人京都大学 Metal-based nanoparticles, dispersion containing the same, and method for producing the same
US9545668B2 (en) 2009-11-27 2017-01-17 Tokusen Kogyo Co., Ltd. Fine metal particle-containing composition
KR20110113877A (en) * 2010-04-12 2011-10-19 서울대학교산학협력단 Process for large-scale production of uniform silver nanoparticle
US20110088593A1 (en) * 2010-12-23 2011-04-21 Mansour Hemmati Silver dz nano-fluid composition for nano-fin formation and a method of producing the same
JP6182294B2 (en) * 2011-01-28 2017-08-16 宣政 奥田 Bactericidal composition and medicine
FR2977178B1 (en) * 2011-06-30 2014-05-16 Thales Sa METHOD FOR MANUFACTURING A DEVICE COMPRISING BRASURES REALIZED FROM METAL OXALATE
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
WO2014036228A1 (en) 2012-08-30 2014-03-06 Corning Incorporated Solvent-free syntheses of silver and silver products produced thereby
US9670564B2 (en) 2012-08-31 2017-06-06 Corning Incorporated Low-temperature dispersion-based syntheses of silver and silver products produced thereby
US9637806B2 (en) 2012-08-31 2017-05-02 Corning Incorporated Silver recovery methods and silver products produced thereby
TWI508799B (en) * 2012-12-06 2015-11-21 China Steel Corp A Method for Synthesis of Silver Powder with Adjustable Particle Size
JP6157104B2 (en) * 2012-12-14 2017-07-05 田中貴金属工業株式会社 Silver precursor for producing silver compound, method for producing the same, and method for producing silver compound
CN103602019B (en) * 2013-11-15 2015-12-02 三河市京纳环保技术有限公司 A kind of novel method preparing high transparency plastics silver-containing inorganic antibacterial matrices on a large scale

Citations (6)

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Publication number Priority date Publication date Assignee Title
US2426761A (en) * 1943-08-28 1947-09-02 Honorary Advisory Council Sci Preparation of silver catalysts
JPS491153B1 (en) * 1970-07-31 1974-01-11
US6114553A (en) * 1997-12-16 2000-09-05 Nippon Shokubai Co., Ltd. Silver catalyst for production of ethylene oxide, method for production thereof, and method for production of ethylene oxide
EP1201301A1 (en) * 2000-10-25 2002-05-02 Mitsubishi Chemical Corporation Olefin oxidation catalyst comprising silver and alkali metal(s) and process for its production
US6660058B1 (en) * 2000-08-22 2003-12-09 Nanopros, Inc. Preparation of silver and silver alloyed nanoparticles in surfactant solutions
US20040055420A1 (en) * 2002-05-30 2004-03-25 Arkady Garbar Method for enhancing surface area of bulk metals

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US3377160A (en) * 1964-12-31 1968-04-09 Allis Chalmers Mfg Co Process of making a high surface area silver catalyst
US3702259A (en) * 1970-12-02 1972-11-07 Shell Oil Co Chemical production of metallic silver deposits
US4186244A (en) * 1977-05-03 1980-01-29 Graham Magnetics Inc. Novel silver powder composition
US4463030A (en) * 1979-07-30 1984-07-31 Graham Magnetics Incorporated Process for forming novel silver powder composition
JPH02275718A (en) * 1988-11-30 1990-11-09 Ceskoslovenska Akad Ved Production of precursor for high-temperature superconducting material
AU638832B2 (en) * 1990-05-18 1993-07-08 Mitsubishi Materials Corporation Precious metal article, method for manufacturing same, moldable mixture for use in manufacture of same and method for producing moldable mixture
US5250101A (en) * 1991-04-08 1993-10-05 Mitsubishi Gas Chemical Company, Inc. Process for the production of fine powder
US5369429A (en) * 1993-10-20 1994-11-29 Lasermaster Corporation Continuous ink refill system for disposable ink jet cartridges having a predetermined ink capacity
KR0139437B1 (en) * 1995-06-19 1998-06-01 윤덕용 A process for preparine crystalling titania powder from a solution of titanium salt in mixde solvent of water and alcohol
JP2822317B2 (en) * 1996-04-15 1998-11-11 日鉄鉱業株式会社 Antibacterial titania and method for producing the same
US5973175A (en) * 1997-08-22 1999-10-26 E. I. Du Pont De Nemours And Company Hydrothermal process for making ultrafine metal oxide powders
US6444189B1 (en) * 1998-05-18 2002-09-03 E. I. Du Pont De Nemours And Company Process for making and using titanium oxide particles
KR100277164B1 (en) * 1998-07-16 2001-01-15 장인순 A preparing method for crystalline micropowder of Titania from aqueous Titanium(Ⅳ) chloride by homogeneous precipitation process at low temperature
WO2000046153A1 (en) * 1999-02-04 2000-08-10 Kawasaki Jukogyo Kabushiki Kaisha Method for producing anatase type titanium dioxide and titanium dioxide coating material
US6440383B1 (en) * 1999-06-24 2002-08-27 Altair Nanomaterials Inc. Processing aqueous titanium chloride solutions to ultrafine titanium dioxide
KR100350226B1 (en) * 2000-02-29 2002-08-27 나노케미칼 주식회사 Photocatalytic TiO2 powder with large specific surface area by homogeneous precipitation process at low temperature and method for manufacturing
EP1178011B1 (en) * 2000-07-31 2006-07-05 Sumitomo Chemical Company, Limited Titanium oxide production process
DE10107777A1 (en) * 2001-02-16 2002-09-05 Bayer Ag Continuous process for the synthesis of nanoscale precious metal particles
EP1243552B1 (en) * 2001-03-24 2008-07-02 Evonik Degussa GmbH Coated oxide particles comprising a dopant
TWI240700B (en) * 2001-07-19 2005-10-01 Sumitomo Chemical Co Ceramics dispersion liquid, method for producing the same, and hydrophilic coating agent using the same
US20030185889A1 (en) * 2002-03-27 2003-10-02 Jixiong Yan Colloidal nanosilver solution and method for making the same
JP2004196626A (en) * 2002-12-20 2004-07-15 Sumitomo Chem Co Ltd Method for producing titanium oxide
TW200420499A (en) * 2003-01-31 2004-10-16 Sumitomo Chemical Co A method for producing titanium oxide
US6969690B2 (en) * 2003-03-21 2005-11-29 The University Of North Carolina At Chapel Hill Methods and apparatus for patterned deposition of nanostructure-containing materials by self-assembly and related articles
US7208126B2 (en) * 2004-03-19 2007-04-24 E. I. Du Pont De Nemours And Company Titanium dioxide nanopowder manufacturing process
US7270695B2 (en) * 2004-04-01 2007-09-18 Dong-A University Synthesis of nanosized metal particles
US7205049B2 (en) * 2004-04-16 2007-04-17 Tioxoclean Inc. Metal peroxide films
US20050265918A1 (en) * 2004-06-01 2005-12-01 Wen-Chuan Liu Method for manufacturing nanometer scale crystal titanium dioxide photo-catalyst sol-gel
CN101065325B (en) * 2004-10-14 2010-08-11 托库森美国股份有限公司 Method for synthesizing nano-sized titanium dioxide particles

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2426761A (en) * 1943-08-28 1947-09-02 Honorary Advisory Council Sci Preparation of silver catalysts
JPS491153B1 (en) * 1970-07-31 1974-01-11
US6114553A (en) * 1997-12-16 2000-09-05 Nippon Shokubai Co., Ltd. Silver catalyst for production of ethylene oxide, method for production thereof, and method for production of ethylene oxide
US6660058B1 (en) * 2000-08-22 2003-12-09 Nanopros, Inc. Preparation of silver and silver alloyed nanoparticles in surfactant solutions
EP1201301A1 (en) * 2000-10-25 2002-05-02 Mitsubishi Chemical Corporation Olefin oxidation catalyst comprising silver and alkali metal(s) and process for its production
US20040055420A1 (en) * 2002-05-30 2004-03-25 Arkady Garbar Method for enhancing surface area of bulk metals

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006049831A1 *

Also Published As

Publication number Publication date
EP1819467A1 (en) 2007-08-22
JP2008517153A (en) 2008-05-22
WO2006049831A1 (en) 2006-05-11
KR100888559B1 (en) 2009-03-16
KR20070073775A (en) 2007-07-10
CN101065205A (en) 2007-10-31
US20080105085A1 (en) 2008-05-08

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20091221

17Q First examination report despatched

Effective date: 20140123

RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: TOKUSEN U.S.A., INC.

RIN1 Information on inventor provided before grant (corrected)

Inventor name: TOKUSEN U.S.A., INC.

RIN1 Information on inventor provided before grant (corrected)

Inventor name: LEE, CHANG, GUN

Inventor name: KIM, INSOO

Inventor name: SMITH, CHARLES, E., JR.

Inventor name: KIM, YOUNG, JIN

Inventor name: KIM, SANG, HO

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Effective date: 20200603