EP3680357A4 - BORON-DOPED HIGH ENTROPY ALLOY AND METHOD FOR MANUFACTURING ITEM - Google Patents

BORON-DOPED HIGH ENTROPY ALLOY AND METHOD FOR MANUFACTURING ITEM Download PDF

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Publication number
EP3680357A4
EP3680357A4 EP17913104.0A EP17913104A EP3680357A4 EP 3680357 A4 EP3680357 A4 EP 3680357A4 EP 17913104 A EP17913104 A EP 17913104A EP 3680357 A4 EP3680357 A4 EP 3680357A4
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EP
European Patent Office
Prior art keywords
boron
entropy alloy
high entropy
doped high
manufacturing item
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Withdrawn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
EP17913104.0A
Other languages
German (de)
French (fr)
Other versions
EP3680357A1 (en
Inventor
Hyoung Seop Kim
Jae Bok SEOL
Jae-wung BAE
Jong Chan Han
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.)
POSTECH Academy Industry Foundation
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POSTECH Academy Industry Foundation
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 POSTECH Academy Industry Foundation filed Critical POSTECH Academy Industry Foundation
Publication of EP3680357A1 publication Critical patent/EP3680357A1/en
Publication of EP3680357A4 publication Critical patent/EP3680357A4/en
Withdrawn legal-status Critical Current

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    • 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
    • C22C30/00—Alloys containing less than 50% by weight of each constituent
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
    • C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C2202/00—Physical properties

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Heat Treatment Of Steel (AREA)
EP17913104.0A 2017-09-08 2017-11-07 BORON-DOPED HIGH ENTROPY ALLOY AND METHOD FOR MANUFACTURING ITEM Withdrawn EP3680357A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020170115407A KR101962229B1 (en) 2017-09-08 2017-09-08 Boron-doped High Entropy Alloy and Manufacturing Method of the Same
PCT/KR2017/012543 WO2019050084A1 (en) 2017-09-08 2017-11-07 Boron-doped high-entropy alloy and manufacturing method therefor

Publications (2)

Publication Number Publication Date
EP3680357A1 EP3680357A1 (en) 2020-07-15
EP3680357A4 true EP3680357A4 (en) 2020-12-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP17913104.0A Withdrawn EP3680357A4 (en) 2017-09-08 2017-11-07 BORON-DOPED HIGH ENTROPY ALLOY AND METHOD FOR MANUFACTURING ITEM

Country Status (5)

Country Link
US (1) US20210222274A1 (en)
EP (1) EP3680357A4 (en)
JP (1) JP6839213B2 (en)
KR (1) KR101962229B1 (en)
WO (1) WO2019050084A1 (en)

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CN109913736B (en) * 2019-03-28 2020-03-17 西安交通大学 Method for improving plasticity of high-entropy alloy
CN110306099A (en) * 2019-08-06 2019-10-08 鞍钢股份有限公司 Low-cost high-entropy alloy and preparation method thereof
CN110344047B (en) * 2019-08-27 2021-06-04 兰州理工大学 In-situ synthesis low-pressure cold spraying CuNiCoFeCrAl2.8Preparation method of high-entropy alloy coating
CN110818432B (en) * 2019-11-19 2024-05-17 华南理工大学 Superfine high-entropy boride nano powder and preparation method thereof
CN111004959A (en) * 2019-12-31 2020-04-14 江苏祥邦建筑新材料科技有限公司 FeNiCrCuCoBxNano high-entropy alloy and preparation method thereof
CN111019177A (en) * 2019-12-31 2020-04-17 江苏祥邦建筑新材料科技有限公司 Waterproof sound insulation pad and manufacturing method thereof
CN111235454B (en) * 2020-02-14 2021-09-28 江苏理工学院 AlCoCrFeMn high-entropy alloy with unequal atomic ratio and preparation method thereof
KR102386200B1 (en) * 2020-05-20 2022-04-12 포항공과대학교 산학협력단 Medium entropy alloys and manufacturing method thereof
CN111850544A (en) * 2020-06-22 2020-10-30 昆明理工大学 A kind of high entropy alloy coating and preparation method thereof
CN111763868A (en) * 2020-06-29 2020-10-13 安徽盛赛再制造科技有限公司 High-entropy alloy powder for additive manufacturing and preparation method thereof
CN114711632B (en) * 2020-12-21 2025-06-10 武汉苏泊尔炊具有限公司 Container body and preparation method thereof and cooking utensil
CN113444954B (en) * 2021-06-01 2021-12-21 中国矿业大学 A kind of Ni-Co-Fe-B system eutectic high entropy alloy and its preparation method and use
CN117425742A (en) * 2021-06-08 2024-01-19 株式会社博迈立铖 Alloy materials, alloy products using alloy materials, and mechanical devices with alloy products
US11549165B2 (en) 2021-06-09 2023-01-10 Halliburton Energy Services, Inc. Functionally graded variable entropy alloys with resistance to hydrogen induced cracking
CN114438390B (en) * 2022-01-13 2022-10-18 贵州大学 A kind of high plasticity corrosion resistant high entropy alloy and preparation method thereof
CN114892058A (en) * 2022-04-13 2022-08-12 哈尔滨工业大学 Quaternary high-entropy alloy powder with body-centered cubic structure and preparation method thereof
CN114855097B (en) * 2022-05-09 2023-09-22 西北工业大学 A method to improve the strength and low-temperature wear resistance of FeMnCoCr high-entropy alloy
CN115161532B (en) * 2022-07-08 2023-05-12 西安稀有金属材料研究院有限公司 High-entropy alloy wave-absorbing material with effective wave-absorbing frequency bandwidth and preparation method thereof
CN115029601B (en) * 2022-07-20 2023-12-19 上海海事大学 A high-entropy alloy/hard ceramic synergistically strengthened composite coating and its preparation method
CN115323240B (en) * 2022-08-29 2023-06-30 沈阳工业大学 A kind of high-strength and toughness metastable dual-phase FeMnCrCo high-entropy alloy and preparation method thereof
US12103269B2 (en) * 2022-10-14 2024-10-01 Halliburton Energy Services, Inc. High-entropy surface coating for protecting metal downhole
CN116024478B (en) * 2022-10-20 2024-10-15 北京工业大学 A high entropy alloy material and coating for thermal control coating and preparation method thereof
CN115821171B (en) * 2022-12-09 2023-12-19 大连理工大学 Trace B element doped modified high-strength high-plasticity multicomponent alloy, and 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
CN115976351B (en) * 2023-01-16 2024-05-17 山东科技大学 A method for improving the mechanical properties of kilogram-level AlCoCrFeNi2.1 eutectic high entropy alloy based on remelting process
CN116574958B (en) * 2023-03-17 2024-11-05 上海大学 Hydrogen embrittlement-resistant medium-entropy alloy with high strength and high ductility and preparation method thereof
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
CN116640976B (en) * 2023-04-19 2026-04-28 三峡大学 A high-performance multi-principal-element high-entropy alloy with eutectic structure containing type B and its preparation method.
CN116227254B (en) * 2023-05-10 2023-07-04 吉林大学 Method for predicting FeCoNiCr-doped high-entropy alloy strength
CN116770152A (en) * 2023-06-21 2023-09-19 中国矿业大学 Nanoscale rod-shaped eutectic high-entropy alloy and preparation method thereof
KR102781976B1 (en) 2023-07-11 2025-03-13 국립한밭대학교 산학협력단 B-Si DUAL COATING METHOD USING PACK CEMENTATION FOR IMPROVING HIGH TEMPERATURE OXIDATION RESISTANCE OF HIGH-ENTROPY ALLOY
CN118639079A (en) * 2023-08-04 2024-09-13 中南大学 A B microalloyed Fe-Mn-Co-Cr system metastable high entropy alloy and additive manufacturing technology forming method
CN117051303B (en) * 2023-08-22 2025-10-31 上海大学 Co-free eutectic high-entropy alloy with wide component range and preparation method thereof
WO2025073042A1 (en) * 2023-10-03 2025-04-10 Uti Limited Partnership Stable nanocrystalline high-entropy alloys, and methods of making the same
CN117144223A (en) * 2023-10-06 2023-12-01 北京工业大学 A high-entropy alloy with low temperature, high strength and high toughness and its preparation method
CN117444234A (en) * 2023-10-06 2024-01-26 北京工业大学 A laser additive manufacturing method to improve the mechanical properties of multi-principal alloys with FCC structures
CN117511405B (en) * 2023-11-13 2026-03-03 中国科学院兰州化学物理研究所 Functional protective coating and preparation method thereof
CN119615374B (en) * 2024-12-10 2025-09-26 中国科学院赣江创新研究院 A NiMn-based polycrystalline alloy and its preparation method and application

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US20170233855A1 (en) * 2016-02-15 2017-08-17 Seoul National University R&Db Foundation High entropy alloy having twip/trip property and manufacturing method for the same

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CN105950947B (en) * 2016-07-06 2018-08-14 浙江亚通焊材有限公司 Rich iron high-entropy alloy powder body material and preparation method thereof for 3D printing

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FR3026748A1 (en) * 2014-10-06 2016-04-08 Ass Pour La Rech Et Le Dev De Methodes Et Processus Ind Armines METAL ALLOY, METALLIC PART AND PROCESS FOR OBTAINING
US20170233855A1 (en) * 2016-02-15 2017-08-17 Seoul National University R&Db Foundation High entropy alloy having twip/trip property and manufacturing method for the same
CN106119663A (en) * 2016-08-16 2016-11-16 安徽瑞泰新材料科技有限公司 Intermediate zone inner surface alloy powder, preparation and coating thereof on cement rotary kiln

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C. ZHANG ET AL: "Evolution of the microstructure and properties of laser-clad FeCrNiCoB x high-entropy alloy coatings", MATERIALS SCIENCE AND TECHNOLOGY, vol. 32, no. 16, 29 January 2016 (2016-01-29), GB, pages 1666 - 1672, XP055750825, ISSN: 0267-0836, DOI: 10.1080/02670836.2015.1138035 *
CHIN-YOU HSU ET AL: "Wear resistance and high-temperature compression strength of Fcc CuCoNiCrAl0.5Fe alloy with boron addition", METALLURGICAL AND MATERIALS TRANSACTIONS A, SPRINGER-VERLAG, NEW YORK, vol. 35, no. 5, 1 May 2004 (2004-05-01), pages 1465 - 1469, XP019694824, ISSN: 1543-1940 *
See also references of WO2019050084A1 *
WANG ZHANGWEI ET AL: "Interstitial strengthening of a f.c.c. FeNiMnAlCr high entropy alloy", MATERIALS LETTERS, ELSEVIER, AMSTERDAM, NL, vol. 180, 28 May 2016 (2016-05-28), pages 153 - 156, XP029628844, ISSN: 0167-577X, DOI: 10.1016/J.MATLET.2016.05.122 *
XIAOTAO LIU ET AL: "Effect of Boron on the Microstructure, Phase Assemblage and Wear Properties of Al0.5CoCrCuFeNi High-Entropy Alloy", RARE METAL MATERIALS AND ENGINEERING, vol. 45, no. 9, 30 September 2016 (2016-09-30), pages 2201 - 2207, XP029884502, ISSN: 1875-5372, DOI: 10.1016/S1875-5372(17)30003-6 *

Also Published As

Publication number Publication date
US20210222274A1 (en) 2021-07-22
JP6839213B2 (en) 2021-03-03
EP3680357A1 (en) 2020-07-15
JP2019534374A (en) 2019-11-28
KR101962229B1 (en) 2019-03-26
WO2019050084A1 (en) 2019-03-14
KR20190028219A (en) 2019-03-18

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