EP4151766A4 - High-entropy alloy and method for manufacturing same - Google Patents

High-entropy alloy and method for manufacturing same Download PDF

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Publication number
EP4151766A4
EP4151766A4 EP20934927.3A EP20934927A EP4151766A4 EP 4151766 A4 EP4151766 A4 EP 4151766A4 EP 20934927 A EP20934927 A EP 20934927A EP 4151766 A4 EP4151766 A4 EP 4151766A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing same
entropy alloy
entropy
alloy
manufacturing
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.)
Pending
Application number
EP20934927.3A
Other languages
German (de)
French (fr)
Other versions
EP4151766A1 (en
Inventor
Hyunkwon Shin
Jinmok OH
Namseok Kang
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.)
LG Electronics Inc
Original Assignee
LG Electronics 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 LG Electronics Inc filed Critical LG Electronics Inc
Publication of EP4151766A1 publication Critical patent/EP4151766A1/en
Publication of EP4151766A4 publication Critical patent/EP4151766A4/en
Pending legal-status Critical Current

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/58—Ferrous alloys, e.g. steel alloys containing chromium with nickel with more than 1.5% by weight of manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/42—Ferrous alloys, e.g. steel alloys containing chromium with nickel with copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C1/00—Making non-ferrous alloys
    • C22C1/02—Making non-ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C22C30/02—Alloys containing less than 50% by weight of each constituent containing copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/04—Making ferrous alloys by melting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/04—Ferrous alloys, e.g. steel alloys containing manganese
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/06—Ferrous alloys, e.g. steel alloys containing aluminium

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Conductive Materials (AREA)
EP20934927.3A 2020-05-12 2020-05-12 High-entropy alloy and method for manufacturing same Pending EP4151766A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/KR2020/006209 WO2021230392A1 (en) 2020-05-12 2020-05-12 High-entropy alloy and method for manufacturing same

Publications (2)

Publication Number Publication Date
EP4151766A1 EP4151766A1 (en) 2023-03-22
EP4151766A4 true EP4151766A4 (en) 2023-12-20

Family

ID=78524645

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20934927.3A Pending EP4151766A4 (en) 2020-05-12 2020-05-12 High-entropy alloy and method for manufacturing same

Country Status (3)

Country Link
US (1) US20230183846A1 (en)
EP (1) EP4151766A4 (en)
WO (1) WO2021230392A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115572880B (en) * 2022-09-23 2023-06-16 华南理工大学 High-entropy metallocenes, preparation method and application thereof
CN116083775B (en) * 2022-12-22 2025-03-25 北京科技大学 A high-strength, high-plasticity copper-rich high-entropy alloy and its preparation method and application
CN116288033B (en) * 2023-03-29 2025-08-12 武汉科技大学 B element microalloyed high-wear-resistance block high-entropy alloy and preparation method and application thereof
CN116397170B (en) * 2023-04-27 2024-07-02 西北工业大学 High-entropy alloy enhanced by atomic clusters and nano precipitated phases and preparation method thereof
CN117127086B (en) * 2023-07-18 2025-12-30 武汉科技大学 Heat treatment methods for CrNiFeCuTiB-based high-strength and high-entropy alloys, the resulting materials and their applications
CN117646133B (en) * 2023-12-13 2024-07-12 江苏科技大学 A design method for the composition of six-element high entropy amorphous alloys
CN118326226B (en) * 2024-03-28 2025-07-01 兰州理工大学 High-entropy alloy soft magnetic material for heavy load working condition and preparation method thereof
CN119433406B (en) * 2024-08-29 2025-06-13 中国科学院兰州化学物理研究所 A preparation method of CrFeNiAlTi-Cu high entropy alloy coating

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2031723A1 (en) * 1969-06-26 1971-01-07 National Research Development Corp , London Iron copper aluminum alloys
US20170275745A1 (en) * 2016-03-11 2017-09-28 The Industry & Academic Cooperation In Chungnam National University (Iac) High Entropy Alloy Having Composite Microstructure and Method of Manufacturing the Same
CN109252083A (en) * 2018-11-07 2019-01-22 安阳工学院 A kind of multiphase high entropy alloy and preparation method thereof
KR20200006906A (en) * 2018-07-11 2020-01-21 엘지전자 주식회사 Medium-entropy alloys with spinodal decomposition-induced extended solubility

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101928329B1 (en) * 2017-02-24 2018-12-12 국민대학교산학협력단 Method for manufacturing nanocrystalline high entropy alloy(hea) and high entropy alloy(hea) manufactured therefrom
EP3872197A4 (en) * 2018-10-22 2022-08-10 Seoul National University R & DB Foundation HIGH ENTROPY COPPER COMPOSITE ALLOY AND PROCESS FOR THEIR PRODUCTION
CN110541104B (en) * 2019-09-05 2021-02-19 华南理工大学 Low-density two-phase high-entropy alloy material and preparation method thereof

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2031723A1 (en) * 1969-06-26 1971-01-07 National Research Development Corp , London Iron copper aluminum alloys
US20170275745A1 (en) * 2016-03-11 2017-09-28 The Industry & Academic Cooperation In Chungnam National University (Iac) High Entropy Alloy Having Composite Microstructure and Method of Manufacturing the Same
KR20200006906A (en) * 2018-07-11 2020-01-21 엘지전자 주식회사 Medium-entropy alloys with spinodal decomposition-induced extended solubility
CN109252083A (en) * 2018-11-07 2019-01-22 安阳工学院 A kind of multiphase high entropy alloy and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021230392A1 *

Also Published As

Publication number Publication date
US20230183846A1 (en) 2023-06-15
WO2021230392A1 (en) 2021-11-18
EP4151766A1 (en) 2023-03-22

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