FR3070973B1 - Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur - Google Patents

Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur Download PDF

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Publication number
FR3070973B1
FR3070973B1 FR1758376A FR1758376A FR3070973B1 FR 3070973 B1 FR3070973 B1 FR 3070973B1 FR 1758376 A FR1758376 A FR 1758376A FR 1758376 A FR1758376 A FR 1758376A FR 3070973 B1 FR3070973 B1 FR 3070973B1
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FR
France
Prior art keywords
preparing
electrically
conductive metallic
thermally conductive
metallic
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.)
Active
Application number
FR1758376A
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English (en)
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FR3070973A1 (fr
Inventor
Jean-Pierre Simonato
Caroline Celle
Bruno Laguitton
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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Priority to FR1758376A priority Critical patent/FR3070973B1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J13/00—Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
    • B01J13/0091—Preparation of aerogels, e.g. xerogels
    • 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
    • B22F1/0547—Nanofibres or nanotubes
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-metal
    • 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
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/002—Manufacture of articles essentially made from metallic fibres

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Colloid Chemistry (AREA)

Abstract

Procédé de préparation d'un aérogel métallique thermiquement et électriquement conducteur, destiné à être utilisé dans un élément chauffant, comprenant au moins les étapes successives suivantes : a) préparation d'une solution comprenant des nanofils métalliques dispersés dans un solvant, de préférence choisi parmi l'eau, les alcools et un de leurs mélanges, et un composé additionnel dont la température de fusion va de 15°C à 90°C, et de préférence de 15°C à 60°C, b) congélation de la solution, c) sublimation du solvant et composé additionnel de manière à former un aérogel métallique de nanofils métalliques.
FR1758376A 2017-09-11 2017-09-11 Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur Active FR3070973B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1758376A FR3070973B1 (fr) 2017-09-11 2017-09-11 Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1758376 2017-09-11
FR1758376A FR3070973B1 (fr) 2017-09-11 2017-09-11 Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur

Publications (2)

Publication Number Publication Date
FR3070973A1 FR3070973A1 (fr) 2019-03-15
FR3070973B1 true FR3070973B1 (fr) 2022-02-04

Family

ID=61187373

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1758376A Active FR3070973B1 (fr) 2017-09-11 2017-09-11 Procede de preparation d'un aerogel metallique electriquement et thermiquement conducteur

Country Status (1)

Country Link
FR (1) FR3070973B1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111691004A (zh) * 2019-12-11 2020-09-22 湖南岩拓新材料科技有限公司 一种多功能保温抗菌弹性丝及丝袜
FR3113609B1 (fr) 2020-09-03 2023-02-17 Commissariat Energie Atomique Fabrication d’un aérogel à gradient de conduction électrique
FR3114514A1 (fr) 2020-09-29 2022-04-01 Commissariat A L Energie Atomique Et Aux Energies Alternatives Utilisation d’aérogel à base de nanofils métalliques en tant que matériau filtrant pour le traitement de l’air, Cartouche à électrodes associée, Système de traitement de l’air associé.
FR3114757B1 (fr) 2020-10-01 2023-05-12 Commissariat Energie Atomique Fabrication d’une mousse composite électriquement conductrice

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2978066B1 (fr) * 2011-07-22 2016-01-15 Commissariat Energie Atomique Procede de fonctionnalisation de nanofils metalliques et de fabrication d'electrodes
FR3032084B1 (fr) * 2015-01-28 2017-02-10 Commissariat Energie Atomique Dispositif chauffant, en particulier semi-transparent

Also Published As

Publication number Publication date
FR3070973A1 (fr) 2019-03-15

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