EP4394064A4 - LEAD-FREE, FREELY CUTABLE BERYLLIUM COPPER ALLOY - Google Patents

LEAD-FREE, FREELY CUTABLE BERYLLIUM COPPER ALLOY

Info

Publication number
EP4394064A4
EP4394064A4 EP23866641.6A EP23866641A EP4394064A4 EP 4394064 A4 EP4394064 A4 EP 4394064A4 EP 23866641 A EP23866641 A EP 23866641A EP 4394064 A4 EP4394064 A4 EP 4394064A4
Authority
EP
European Patent Office
Prior art keywords
cutable
freely
lead
free
copper alloy
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
EP23866641.6A
Other languages
German (de)
French (fr)
Other versions
EP4394064A1 (en
Inventor
Hiromitsu Uchiyama
Koki Chiba
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of EP4394064A1 publication Critical patent/EP4394064A1/en
Publication of EP4394064A4 publication Critical patent/EP4394064A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C9/00—Alloys based on copper
    • C22C9/10—Alloys based on copper with silicon as the next major 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
    • C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon

Landscapes

  • 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)
  • Conductive Materials (AREA)
  • Lead Frames For Integrated Circuits (AREA)
EP23866641.6A 2022-10-28 2023-09-01 LEAD-FREE, FREELY CUTABLE BERYLLIUM COPPER ALLOY Pending EP4394064A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2022173377 2022-10-28
PCT/JP2023/032138 WO2024090037A1 (en) 2022-10-28 2023-09-01 Lead-free free-cutting beryllium copper alloy

Publications (2)

Publication Number Publication Date
EP4394064A1 EP4394064A1 (en) 2024-07-03
EP4394064A4 true EP4394064A4 (en) 2026-03-18

Family

ID=90830435

Family Applications (1)

Application Number Title Priority Date Filing Date
EP23866641.6A Pending EP4394064A4 (en) 2022-10-28 2023-09-01 LEAD-FREE, FREELY CUTABLE BERYLLIUM COPPER ALLOY

Country Status (7)

Country Link
US (1) US20240263277A1 (en)
EP (1) EP4394064A4 (en)
JP (1) JP7742932B2 (en)
KR (1) KR20240063124A (en)
CN (1) CN118265806A (en)
TW (1) TWI866458B (en)
WO (1) WO2024090037A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118910463A (en) * 2024-10-10 2024-11-08 国工恒昌新材料(义乌)有限公司 High-conductivity beryllium copper foil for VCM (vinyl chloride) spring plate and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425168A (en) * 1982-09-07 1984-01-10 Cabot Corporation Copper beryllium alloy and the manufacture thereof
JP2000192174A (en) * 1998-12-24 2000-07-11 Ngk Insulators Ltd Berylium-copper-zinc alloy excellent in mirror finishing property

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63125648A (en) * 1986-11-13 1988-05-28 Ngk Insulators Ltd Production of beryllium copper alloy
JPS63143247A (en) * 1986-12-06 1988-06-15 Ngk Insulators Ltd Casting method
JP3378430B2 (en) * 1996-03-28 2003-02-17 日本碍子株式会社 High-strength beryllium copper alloy with excellent heat resistance and excellent appearance of bent parts
JP3734372B2 (en) 1998-10-12 2006-01-11 三宝伸銅工業株式会社 Lead-free free-cutting copper alloy
JP5135496B2 (en) * 2007-06-01 2013-02-06 Ｄｏｗａメタルテック株式会社 Cu-Be based copper alloy sheet and method for producing the same
PL3872199T3 (en) 2019-06-25 2023-06-26 Mitsubishi Materials Corporation Free-cutting copper alloy and method for producing free-cutting copper alloy
CN111057886B (en) * 2019-10-29 2021-06-22 宁夏中色新材料有限公司 Preparation method of beryllium copper casting roll sleeve and beryllium copper casting roll sleeve
JP2021155837A (en) * 2020-03-30 2021-10-07 日本碍子株式会社 Beryllium copper alloy ring and manufacturing method thereof
CN113174509B (en) * 2021-03-15 2022-10-14 江阴金湾合金材料有限公司 High-strength beryllium copper alloy bar and preparation process thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4425168A (en) * 1982-09-07 1984-01-10 Cabot Corporation Copper beryllium alloy and the manufacture thereof
JP2000192174A (en) * 1998-12-24 2000-07-11 Ngk Insulators Ltd Berylium-copper-zinc alloy excellent in mirror finishing property

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2024090037A1 *

Also Published As

Publication number Publication date
WO2024090037A1 (en) 2024-05-02
CN118265806A (en) 2024-06-28
EP4394064A1 (en) 2024-07-03
JP7742932B2 (en) 2025-09-22
US20240263277A1 (en) 2024-08-08
TWI866458B (en) 2024-12-11
TW202428897A (en) 2024-07-16
JPWO2024090037A1 (en) 2024-05-02
KR20240063124A (en) 2024-05-09

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