HK20596A - Process for making superconductors and their precursors - Google Patents

Process for making superconductors and their precursors

Info

Publication number
HK20596A
HK20596A HK20596A HK20596A HK20596A HK 20596 A HK20596 A HK 20596A HK 20596 A HK20596 A HK 20596A HK 20596 A HK20596 A HK 20596A HK 20596 A HK20596 A HK 20596A
Authority
HK
Hong Kong
Prior art keywords
powder
oxygen
temperature
mba2cu3o
compounds
Prior art date
Application number
HK20596A
Other languages
German (de)
English (en)
French (fr)
Inventor
Douglas Druliner Joe
Saul Horowitz Harold
James Mclain Stephan
William Sleight Arthur
Original Assignee
E.I. Du Pont De Nemours And Company
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 E.I. Du Pont De Nemours And Company filed Critical E.I. Du Pont De Nemours And Company
Publication of HK20596A publication Critical patent/HK20596A/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G3/00—Compounds of copper
    • C01G3/006—Compounds containing copper, with or without oxygen or hydrogen, and containing two or more other elements
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C215/00—Compounds containing amino and hydroxy groups bound to the same carbon skeleton
    • C07C215/02—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton
    • C07C215/04—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated
    • C07C215/06—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic
    • C07C215/08—Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic with only one hydroxy group and one amino group bound to the carbon skeleton
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N60/00—Superconducting devices
    • H10N60/01—Manufacture or treatment
    • H10N60/0268—Manufacture or treatment of devices comprising copper oxide
    • H10N60/0772—Processes including the use of non-gaseous precursors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
    • C01P2002/86—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by NMR- or ESR-data
    • 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
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/32—Thermal properties
    • C01P2006/33—Phase transition temperatures
    • C01P2006/34—Melting temperatures
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/725—Process of making or treating high tc, above 30 k, superconducting shaped material, article, or device
    • Y10S505/737—From inorganic salt precursors, e.g. nitrates
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/725—Process of making or treating high tc, above 30 k, superconducting shaped material, article, or device
    • Y10S505/742—Annealing
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/775—High tc, above 30 k, superconducting material
    • Y10S505/776—Containing transition metal oxide with rare earth or alkaline earth
    • Y10S505/777—Lanthanum, e.g. La2CuO4
    • Y10S505/778—Alkaline earth, i.e. Ca, Sr, Ba, Ra
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S505/00—Superconductor technology: apparatus, material, process
    • Y10S505/775—High tc, above 30 k, superconducting material
    • Y10S505/776—Containing transition metal oxide with rare earth or alkaline earth
    • Y10S505/779—Other rare earth, i.e. Sc,Y,Ce,Pr,Nd,Pm,Sm,Eu,Gd,Tb,Dy,Ho,Er,Tm,Yb,Lu and alkaline earth, i.e. Ca,Sr,Ba,Ra
    • Y10S505/78—Yttrium and barium-, e.g. YBa2Cu307

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Composite Materials (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Compositions Of Oxide Ceramics (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Tunnel Furnaces (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Bakery Products And Manufacturing Methods Therefor (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
HK20596A 1988-07-01 1996-02-01 Process for making superconductors and their precursors HK20596A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US21470288A 1988-07-01 1988-07-01
US07/372,726 US5021395A (en) 1988-07-01 1989-06-28 Process for making superconductors and their precursors
PCT/US1989/002801 WO1990000154A1 (en) 1988-07-01 1989-06-30 Process for making superconductors and their precursors

Publications (1)

Publication Number Publication Date
HK20596A true HK20596A (en) 1996-02-09

Family

ID=26909265

Family Applications (1)

Application Number Title Priority Date Filing Date
HK20596A HK20596A (en) 1988-07-01 1996-02-01 Process for making superconductors and their precursors

Country Status (8)

Country Link
US (1) US5021395A (ja)
EP (2) EP0628537A1 (ja)
JP (1) JPH04501551A (ja)
KR (1) KR900701662A (ja)
AT (1) ATE128699T1 (ja)
DE (1) DE68924487T2 (ja)
HK (1) HK20596A (ja)
WO (1) WO1990000154A1 (ja)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5145833A (en) * 1986-02-12 1992-09-08 The Dow Chemical Company Method for producing ceramic bodies
US5252247A (en) * 1988-11-14 1993-10-12 Akzo America Inc. Metal (dialkylaminoalcoholate) solutions
EP0389941B1 (de) * 1989-03-31 1994-12-07 Asea Brown Boveri Ag Verfahren zur Herstellung eines länglichen Körpers bestehend aus längsgerichteten nadelförmigen Kristallen aus einem supraleitenden keramischen Stoff
AU6509890A (en) * 1989-10-06 1991-04-28 E.I. Du Pont De Nemours And Company Process for making supraconductors
US5149684A (en) * 1991-04-09 1992-09-22 General Atomics Production of a superconductor powder having a narrow melting transition width using a controlled oxygen atmosphere
FR2688207B1 (fr) * 1992-03-06 1994-04-15 Alcatel Alsthom Cie Gle Electric Procede de preparation d'une poudre d'ybacuo (phase 123) en vue d'une mise en forme par etirage-laminage.
GB9416582D0 (en) * 1994-08-17 1994-10-19 Ici Plc Process for the production of exothermically reacting compositions
US5872081A (en) * 1995-04-07 1999-02-16 General Atomics Compositions for melt processing high temperature superconductor
WO1997026572A1 (en) * 1996-01-16 1997-07-24 Corning Incorporated Athermal optical device
JP2000256012A (ja) * 1999-03-05 2000-09-19 Internatl Superconductivity Technology Center 酸化物超電導体及びその製造方法
DE10320609A1 (de) * 2003-05-08 2004-12-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Sprühgefriergranulate mit verbesserter Homogenität der Eigenschaftsverteilung und Verfahren zu deren Herstellung
CN121554288A (zh) * 2025-12-01 2026-02-24 上海量晶万维科技有限公司 一种用于rebco超导靶材的钡铜氧化物前驱体及其制备方法和用途

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4861753A (en) * 1987-06-22 1989-08-29 E. I. Du Pont De Nemours And Company Process for making superconductors using barium nitrate
US4839339A (en) * 1988-02-25 1989-06-13 The United States Of America As Represented By The United States Department Of Energy Superconductor precursor mixtures made by precipitation method
US4943558A (en) * 1988-04-15 1990-07-24 Ford Motor Company Preparation of superconducting oxide films using a pre-oxygen nitrogen anneal

Also Published As

Publication number Publication date
EP0628537A1 (en) 1994-12-14
ATE128699T1 (de) 1995-10-15
DE68924487D1 (de) 1995-11-09
DE68924487T2 (de) 1996-05-02
KR900701662A (ko) 1990-12-04
JPH04501551A (ja) 1992-03-19
WO1990000154A1 (en) 1990-01-11
EP0423241A1 (en) 1991-04-24
EP0423241A4 (en) 1992-01-15
EP0423241B1 (en) 1995-10-04
US5021395A (en) 1991-06-04

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)