WO2007030254A3 - Methods of producing tungsten nanoparticles - Google Patents

Methods of producing tungsten nanoparticles Download PDF

Info

Publication number
WO2007030254A3
WO2007030254A3 PCT/US2006/031098 US2006031098W WO2007030254A3 WO 2007030254 A3 WO2007030254 A3 WO 2007030254A3 US 2006031098 W US2006031098 W US 2006031098W WO 2007030254 A3 WO2007030254 A3 WO 2007030254A3
Authority
WO
WIPO (PCT)
Prior art keywords
methods
nanoparticles
producing tungsten
tungsten nanoparticles
tungsten
Prior art date
Application number
PCT/US2006/031098
Other languages
French (fr)
Other versions
WO2007030254A2 (en
Inventor
Liufeng Xiong
Ting He
Original Assignee
Honda Motor Co Ltd
Liufeng Xiong
Ting He
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 Honda Motor Co Ltd, Liufeng Xiong, Ting He filed Critical Honda Motor Co Ltd
Priority to JP2008529996A priority Critical patent/JP5368094B2/en
Publication of WO2007030254A2 publication Critical patent/WO2007030254A2/en
Publication of WO2007030254A3 publication Critical patent/WO2007030254A3/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G41/00—Compounds of tungsten
    • C01G41/02—Oxides; Hydroxides
    • 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
    • B22F1/054—Nanosized 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
    • 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
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31859—Next to an aldehyde or ketone condensation product
    • Y10T428/31877—Phenol-aldehyde

Abstract

The present teachings are directed methods of producing tungsten-containing nanoparticles, specifically tungsten nanoparticles and tungsten oxide nanoparticles with an average particle size of less than about five nanometers.
PCT/US2006/031098 2005-09-09 2006-08-09 Methods of producing tungsten nanoparticles WO2007030254A2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008529996A JP5368094B2 (en) 2005-09-09 2006-08-09 Method for producing tungsten nanoparticles

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/221,779 2005-09-09
US11/221,779 US8173166B2 (en) 2005-09-09 2005-09-09 Methods of producing tungsten nanoparticles

Publications (2)

Publication Number Publication Date
WO2007030254A2 WO2007030254A2 (en) 2007-03-15
WO2007030254A3 true WO2007030254A3 (en) 2008-01-17

Family

ID=37836324

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2006/031098 WO2007030254A2 (en) 2005-09-09 2006-08-09 Methods of producing tungsten nanoparticles

Country Status (3)

Country Link
US (1) US8173166B2 (en)
JP (1) JP5368094B2 (en)
WO (1) WO2007030254A2 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006025770A1 (en) * 2006-05-31 2007-12-13 Jürgen Dr. Dornseiffer Production of coating solutions together with manufactured products
WO2009102429A2 (en) * 2008-02-11 2009-08-20 University Of North Dakota Method for producing nanoparticles of a selected size
US20100175984A1 (en) * 2009-01-15 2010-07-15 General Electric Company Method for making nanoparticles
DE102009060835A1 (en) * 2009-12-29 2011-06-30 Leibniz-Institut für Neue Materialien gem. GmbH, 66123 Synthesis of nanoparticles using ionic liquids
US8372177B1 (en) * 2010-05-05 2013-02-12 Sandia Corporation Method of synthesizing tungsten nanoparticles
CN102963935A (en) * 2012-11-13 2013-03-13 江西稀有金属钨业控股集团有限公司 Method for preparing ultrafine tungsten trioxide
CN103302300B (en) * 2013-06-24 2015-08-19 朱兰英 A kind of preparation method of tungsten nanometer powder
JP6811515B2 (en) * 2017-03-28 2021-01-13 日本新金属株式会社 Manufacturing method of fine tungsten powder
US11008220B2 (en) 2017-08-21 2021-05-18 University Of Science And Technology Of China Photochromic nanomaterial capable of blocking ultraviolet rays, production method and use thereof
CN107684917A (en) * 2017-09-05 2018-02-13 广西科技师范学院 A kind of Mn1Cd3S4The preparation method of photochemical catalyst

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0800883A2 (en) * 1996-04-12 1997-10-15 Rutgers, The State University Of New Jersey Method for producing amorphous based metals
US5770172A (en) * 1992-01-15 1998-06-23 Battelle Memorial Institute Process of forming compounds using reverse micelle or reverse microemulsion systems
US20020034675A1 (en) * 2000-07-29 2002-03-21 Karl-Anton Starz Noble metal nanoparticles, a process for preparing these and their use
WO2005051435A2 (en) * 2003-11-28 2005-06-09 Amersham Health As Tungsten particles as x-ray contrast agents

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4672090A (en) * 1984-04-04 1987-06-09 Calgon Corporation Surfactant system for emulsion polymers
US4758534A (en) * 1985-11-13 1988-07-19 Bell Communications Research, Inc. Process for producing porous refractory metal layers embedded in semiconductor devices
JPH0437610A (en) * 1990-05-30 1992-02-07 Ricoh Co Ltd Hyperfine tungsten oxide particles
US5149596A (en) * 1990-10-05 1992-09-22 The United States Of America As Represented By The United States Department Of Energy Vapor deposition of thin films
US5897945A (en) * 1996-02-26 1999-04-27 President And Fellows Of Harvard College Metal oxide nanorods
US5772978A (en) * 1996-04-24 1998-06-30 Minnesota Mining And Manufacturing Company Process for producing tungsten oxide
US6855749B1 (en) * 1996-09-03 2005-02-15 Nanoproducts Corporation Polymer nanocomposite implants with enhanced transparency and mechanical properties for administration within humans or animals
US6162530A (en) * 1996-11-18 2000-12-19 University Of Connecticut Nanostructured oxides and hydroxides and methods of synthesis therefor
US6413489B1 (en) * 1997-04-15 2002-07-02 Massachusetts Institute Of Technology Synthesis of nanometer-sized particles by reverse micelle mediated techniques
EP1167462B1 (en) * 1999-01-11 2010-12-22 Showa Denko K.K. Cosmetic preparation, surface-hydrophobized silica-coated metal oxide particles, sol of surface-hydrophobized silica-coated metal oxide, and processes for producing these
US6290859B1 (en) * 1999-11-12 2001-09-18 Sandia Corporation Tungsten coating for improved wear resistance and reliability of microelectromechanical devices
US20020009411A1 (en) * 2000-02-08 2002-01-24 Zucker Gordon L. Method for producing tungsten carbide
US6827796B2 (en) * 2000-11-02 2004-12-07 Composite Tool Company, Inc. High strength alloys and methods for making same
US6502991B2 (en) * 2001-03-14 2003-01-07 The Timken Company Rotary fluid bearing coatings and coining and processes for manufacturing the same
US20030113447A1 (en) * 2001-12-13 2003-06-19 Sherwood Walter J. Process and compositions for making ceramic articles
KR100985677B1 (en) * 2002-04-25 2010-10-05 제너럴 일렉트릭 캄파니 Preparation of nanosized copperi compounds
US7708974B2 (en) * 2002-12-10 2010-05-04 Ppg Industries Ohio, Inc. Tungsten comprising nanomaterials and related nanotechnology
JP4812233B2 (en) * 2003-02-28 2011-11-09 トヨタ自動車株式会社 Method for producing composite oxide
JP2005111336A (en) * 2003-10-06 2005-04-28 Nissan Motor Co Ltd Heat-resistant catalyst and manufacturing method therefor
US7455886B2 (en) * 2005-08-22 2008-11-25 Eastman Kodak Company Nanocomposite materials and an in-situ method of making such materials

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5770172A (en) * 1992-01-15 1998-06-23 Battelle Memorial Institute Process of forming compounds using reverse micelle or reverse microemulsion systems
EP0800883A2 (en) * 1996-04-12 1997-10-15 Rutgers, The State University Of New Jersey Method for producing amorphous based metals
US20020034675A1 (en) * 2000-07-29 2002-03-21 Karl-Anton Starz Noble metal nanoparticles, a process for preparing these and their use
WO2005051435A2 (en) * 2003-11-28 2005-06-09 Amersham Health As Tungsten particles as x-ray contrast agents

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
TAKAYUKI HIRAI, HIROSHI SATO AND ISAO KOMASAWA: "Mechanism of Formation of Titanium Dioxide Ultrafine Particles in Reverse Micelles by Hydrolisys of Titanium Tetrabutoxide", IND. ENG. CHEM. RES., vol. 32, 1993, pages 3014 - 3019, XP002442200 *
ZHIXIANG LU, SOFIAN M. KANAN AND CARL P. TRIPP: "Synthesis of high surface area monoclinic WO3 particles using organic ligands and emulsion based methods", J. MATER. CHEM., vol. 12, 25 February 2002 (2002-02-25), pages 983 - 989, XP002442199 *

Also Published As

Publication number Publication date
US20070059544A1 (en) 2007-03-15
JP5368094B2 (en) 2013-12-18
WO2007030254A2 (en) 2007-03-15
JP2009508001A (en) 2009-02-26
US8173166B2 (en) 2012-05-08

Similar Documents

Publication Publication Date Title
WO2007030254A3 (en) Methods of producing tungsten nanoparticles
Van der Velden Purpose and problems of periodontal disease classification.
WO2007074437A8 (en) Methods for production of metal oxide nano particles, and nano particles and preparations produced thereby
WO2007117503A3 (en) Preparing nanoparticles and carbon nanotubes
WO2008048316A3 (en) Synthesis of metallic nanoparticle dispersions
WO2006020294A3 (en) Microspheres including nanoparticles
WO2006099386A3 (en) Synthesis and use of colloidal iii-v nanoparticles
WO2008005055A3 (en) Nanoparticles containing titanium oxide
IL190832A0 (en) Composite nanoparticles, nanoparticles, nanoparticles and methods for producing same
WO2007076990A3 (en) Agglomerate particles, method for producing nanocomposites, and the use thereof
WO2005102396A3 (en) Multimodality nanostructures, methods of fabrication thereof, and methods of use thereof
WO2008073171A3 (en) Monodisperse single-walled carbon nanotube populations and related methods for providing same
EP1952881A4 (en) Heat-expandable microsphere, process for producing the same, and use
WO2009008923A3 (en) Methods of making nano-scale structures having controlled size, nanowire structures and methods of making the nanowire structures
WO2007048057A3 (en) Zinc oxide powder blends, their production and use
WO2007081410A3 (en) Encoded microparticles
WO2006031385A3 (en) Particle separating devices, systems and methods
WO2007073554A3 (en) Block copolymer particles
EP1498456A4 (en) Organic semiconductor composition, organic semiconductor element, and process for producing the same
WO2007074438A8 (en) Methods for production of metal oxide nano particles with controlled properties, and nano particles and preparationsproduced thereby
WO2005094156A3 (en) Polyasparaginic acid surface-modified metal oxides methods for production and use thereof in cosmetic preparations
WO2008043790A3 (en) Method for the production of surface-modified, nanoparticulate metal oxides, metal hydroxides and/or metal oxyhydroxides
SG127749A1 (en) Method and solution for forming anatase titanium dioxide, and titanium dioxide particles, colloidal dispersion and film
WO2006105029A3 (en) Templated metal particles within a crosslinked, cored dendrimer and methods of making
WO2007086967A3 (en) Small particle compositions and associated methods

Legal Events

Date Code Title Description
WWE Wipo information: entry into national phase

Ref document number: 2008529996

Country of ref document: JP

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 06836101

Country of ref document: EP

Kind code of ref document: A2