EP2537949A4 - Method for preparing fibrous silver-based electrical contact material - Google Patents

Method for preparing fibrous silver-based electrical contact material

Info

Publication number
EP2537949A4
EP2537949A4 EP11844208.6A EP11844208A EP2537949A4 EP 2537949 A4 EP2537949 A4 EP 2537949A4 EP 11844208 A EP11844208 A EP 11844208A EP 2537949 A4 EP2537949 A4 EP 2537949A4
Authority
EP
European Patent Office
Prior art keywords
electrical contact
contact material
based electrical
fibrous silver
preparing fibrous
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.)
Granted
Application number
EP11844208.6A
Other languages
German (de)
French (fr)
Other versions
EP2537949A1 (en
EP2537949B1 (en
Inventor
Lesheng Chen
Xiao Chen
Gengxin Qi
Chengfa Mu
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.)
Wenzhou Hongfeng Electrical Alloy Co Ltd
Original Assignee
Wenzhou Hongfeng Electrical Alloy Co 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 Wenzhou Hongfeng Electrical Alloy Co Ltd filed Critical Wenzhou Hongfeng Electrical Alloy Co Ltd
Publication of EP2537949A1 publication Critical patent/EP2537949A1/en
Publication of EP2537949A4 publication Critical patent/EP2537949A4/en
Application granted granted Critical
Publication of EP2537949B1 publication Critical patent/EP2537949B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C5/00—Alloys based on noble metals
    • C22C5/06—Alloys based on silver
    • 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
    • C22C1/10—Alloys containing non-metals
    • C22C1/1084—Alloys containing non-metals by mechanical alloying (blending, milling)
    • 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
    • C22C1/10—Alloys containing non-metals
    • C22C1/1094—Alloys containing non-metals comprising an after-treatment
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • C22C32/0021—Matrix based on noble metals, Cu or alloys thereof
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C47/00—Making alloys containing metallic or non-metallic fibres or filaments
    • C22C47/14—Making alloys containing metallic or non-metallic fibres or filaments by powder metallurgy, i.e. by processing mixtures of metal powder and fibres or filaments
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/02—Contacts characterised by the material thereof
    • H01H1/021—Composite material
    • H01H1/023—Composite material having a noble metal as the basic 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
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
    • B22F2998/10—Processes characterised by the sequence of their steps
EP11844208.6A 2010-12-03 2011-04-11 Method for preparing fibrous silver-based electrical contact material Active EP2537949B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2010105718015A CN102002651B (en) 2010-12-03 2010-12-03 Method for preparing silver-based electrical contact material with fibrous structure
PCT/CN2011/000630 WO2012071767A1 (en) 2010-12-03 2011-04-11 Method for preparing fibrous silver-based electrical contact material

Publications (3)

Publication Number Publication Date
EP2537949A1 EP2537949A1 (en) 2012-12-26
EP2537949A4 true EP2537949A4 (en) 2014-10-01
EP2537949B1 EP2537949B1 (en) 2018-11-28

Family

ID=43810355

Family Applications (1)

Application Number Title Priority Date Filing Date
EP11844208.6A Active EP2537949B1 (en) 2010-12-03 2011-04-11 Method for preparing fibrous silver-based electrical contact material

Country Status (3)

Country Link
EP (1) EP2537949B1 (en)
CN (1) CN102002651B (en)
WO (1) WO2012071767A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102002651B (en) * 2010-12-03 2013-04-03 温州宏丰电工合金股份有限公司 Method for preparing silver-based electrical contact material with fibrous structure
CN102312150A (en) * 2011-09-29 2012-01-11 浙江大学 Preparation method of Ag / Ti3SiC2 electric contact composite material
CN102808097B (en) * 2012-08-20 2014-04-16 温州宏丰电工合金股份有限公司 Silver/nickel/metallic oxide electrical contact material preparation method
CN105742083A (en) * 2014-12-11 2016-07-06 福达合金材料股份有限公司 Composite electric contact material with carbon nanotube enhancement, and preparation process thereof
CN107619962A (en) * 2017-08-31 2018-01-23 常州道博化工有限公司 A kind of preparation method of silver-based electric contact material
CN112059168B (en) * 2020-08-08 2022-07-05 浙江福达合金材料科技有限公司 Method for preparing silver metal oxide electric contact material based on nano silver wire modification and 3D gradient printing and product thereof
CN112095057B (en) * 2020-08-08 2021-09-17 福达合金材料股份有限公司 Nano silver wire modified silver-nickel electric contact material and preparation method thereof
CN112375931B (en) * 2020-10-19 2022-03-29 西安工程大学 Preparation method of tetrapod-like whisker reinforced silver zinc oxide contact material
CN112853235A (en) * 2020-12-31 2021-05-28 东莞正丰科技有限公司 Composite oxide electric contact material and preparation method thereof
CN114592159B (en) * 2022-03-22 2023-01-06 重庆材料研究院有限公司 Palladium alloy reinforced composite bonding wire and preparation method thereof
CN117127046B (en) * 2023-08-30 2024-04-16 昆明理工大学 SnO (tin oxide)2@In2O3Preparation method of reinforced silver-based composite material

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101241804B (en) * 2007-11-23 2010-04-21 中南大学 A silver-ZnO electric contact and its making method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1320711A (en) * 2000-12-28 2001-11-07 西安交通大学 Nm-class Ag-base alloy as electric contact material and its preparing process
JP4410066B2 (en) * 2003-10-21 2010-02-03 三菱電機株式会社 Manufacturing method of electrical contact material
CN101034633A (en) * 2006-03-08 2007-09-12 中南大学 Electrical contact material doping AgSnO2 and its preparing method
CN101608272A (en) * 2009-07-20 2009-12-23 温州宏丰电工合金有限公司 AgNi electrical contact material and preparation method thereof
CN101649401B (en) * 2009-07-20 2011-03-16 温州宏丰电工合金股份有限公司 Ag-Ni-oxide electrical contact material and preparation method thereof
CN101707155B (en) * 2009-09-24 2011-11-09 温州宏丰电工合金股份有限公司 Method for preparing tin oxide reinforced silver-based electrical contact materials
CN101707145B (en) * 2009-09-24 2011-12-28 温州宏丰电工合金股份有限公司 Fiber structure silver-based electrical contact material and preparation method thereof
CN102002651B (en) * 2010-12-03 2013-04-03 温州宏丰电工合金股份有限公司 Method for preparing silver-based electrical contact material with fibrous structure

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101241804B (en) * 2007-11-23 2010-04-21 中南大学 A silver-ZnO electric contact and its making method

Also Published As

Publication number Publication date
EP2537949A1 (en) 2012-12-26
EP2537949B1 (en) 2018-11-28
CN102002651B (en) 2013-04-03
WO2012071767A1 (en) 2012-06-07
CN102002651A (en) 2011-04-06

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