[go: up one dir, main page]

RU96102037A - ALLOY SILVER-OXIDE TIN FOR ELECTRIC CONTACTS AND METHOD FOR ITS PREPARATION - Google Patents

ALLOY SILVER-OXIDE TIN FOR ELECTRIC CONTACTS AND METHOD FOR ITS PREPARATION

Info

Publication number
RU96102037A
RU96102037A RU96102037/02A RU96102037A RU96102037A RU 96102037 A RU96102037 A RU 96102037A RU 96102037/02 A RU96102037/02 A RU 96102037/02A RU 96102037 A RU96102037 A RU 96102037A RU 96102037 A RU96102037 A RU 96102037A
Authority
RU
Russia
Prior art keywords
powder
oxide
silver
tin oxide
micron
Prior art date
Application number
RU96102037/02A
Other languages
Russian (ru)
Other versions
RU2144093C1 (en
Inventor
Вольфганг Вайзе
Роджер Вольмер
Пэтэр Брауман
Original Assignee
Дегусса Акциенгезельшафт
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
Priority claimed from DE19503182A external-priority patent/DE19503182C1/en
Application filed by Дегусса Акциенгезельшафт filed Critical Дегусса Акциенгезельшафт
Publication of RU96102037A publication Critical patent/RU96102037A/en
Application granted granted Critical
Publication of RU2144093C1 publication Critical patent/RU2144093C1/en

Links

Claims (1)

1. Сплав серебра-окиси олова для электрических контактов, спекающийся, полученный методом порошковой металлургии, с добавками окиси индия и окиси висмута, отличающийся тем, что он состоит из следующего соотношения компонентов, мас. %:
Окись олова - 3,2 -19,9
Окись индия и окись висмута - 0,05 - 0,4
Серебро - Остальное
2. Способ получения сплава по п. 1, в котором смешивают порошки, затем прессуют порошковую смесь в холодном состоянии с применением равномерного давления со всех сторон, после этого спекают полученный материал при температурах от 500 до 940°С и штампуют проволоку или профили, отличающийся тем, что перед смешиванием с порошком серебра и с остальными окисными порошками более 60 мас.% порошка окиси олова выбирают размерами частиц больше 1 мкм.1. An alloy of silver-tin oxide for electrical contacts, sintered, obtained by powder metallurgy, with additives of indium oxide and bismuth oxide, characterized in that it consists of the following ratio of components, wt. %:
Tin oxide - 3.2 -19.9
Indium oxide and bismuth oxide - 0.05 - 0.4
Silver - The Rest
2. The method of producing an alloy according to claim 1, in which the powders are mixed, then the powder mixture is pressed in a cold state using uniform pressure on all sides, then the material is sintered at temperatures from 500 to 940 ° C and the wire or profiles are different, The fact that before mixing with silver powder and with other oxide powders more than 60 wt.% of tin oxide powder is chosen as a particle size greater than 1 micron. 3. Способ по п. 2, отличающийся тем, что порошок окиси висмута с порошком окиси олова термическим путем превращают в Bi2Sn2O7-порошковую смесь окислов, более 60 мас. % которой имеет размер частиц больше 1 мкм, после этого эту порошковую смесь окислов смешивают с порошком серебра и порошком окиси индия.3. The method according to p. 2, characterized in that the bismuth oxide powder with tin oxide powder is thermally converted into a Bi 2 Sn 2 O 7 powder mixture of oxides, more than 60 wt. % of which has a particle size greater than 1 micron, then this powder mixture of oxides is mixed with silver powder and indium oxide powder. 4. Способ по п. 2, отличающийся тем, что окись олова прокаливают при температурах от 700 до 1400°С до тех пор, пока более 60 мас.% порошка не будет иметь размер частиц больше 1 мкм. 4. The method according to p. 2, characterized in that the tin oxide is calcined at temperatures from 700 to 1400 ° C until more than 60 wt.% Of the powder has a particle size greater than 1 micron. 5. Способ по п. 3, отличающийся тем, что окись олова вместе с окисью висмута прокаливают при температурах от 700 до 1400°С до тех пор, пока более 60 мас.% порошковой смеси окислов не будет иметь размер частиц больше 1 мкм. 5. The method according to p. 3, characterized in that the tin oxide together with bismuth oxide is calcined at temperatures from 700 to 1400 ° C until more than 60 wt.% Of the powder mixture of oxides have a particle size greater than 1 micron.
RU96102037A 1995-02-01 1996-02-01 Sintered material on base of silver-tin oxide for electric contacts and method of its manufacture RU2144093C1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19503182A DE19503182C1 (en) 1995-02-01 1995-02-01 Sintered material used as electrical contacts for switching amperage rating
DE19503182.2 1995-02-01

Publications (2)

Publication Number Publication Date
RU96102037A true RU96102037A (en) 1998-04-27
RU2144093C1 RU2144093C1 (en) 2000-01-10

Family

ID=7752863

Family Applications (1)

Application Number Title Priority Date Filing Date
RU96102037A RU2144093C1 (en) 1995-02-01 1996-02-01 Sintered material on base of silver-tin oxide for electric contacts and method of its manufacture

Country Status (11)

Country Link
US (1) US5798468A (en)
EP (1) EP0725154B1 (en)
JP (1) JPH08239723A (en)
KR (1) KR960031028A (en)
CN (1) CN1065002C (en)
BR (1) BR9600289A (en)
DE (2) DE19503182C1 (en)
ES (1) ES2141979T3 (en)
RU (1) RU2144093C1 (en)
SG (1) SG70549A1 (en)
TW (1) TW460595B (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10017282C2 (en) * 2000-04-06 2002-02-14 Omg Ag & Co Kg Process for the production of composite powder based on siler tin oxide and its use for the production of contact materials
JP4089252B2 (en) * 2002-03-11 2008-05-28 オムロン株式会社 DC load contact structure and switch having the structure
RU2219608C1 (en) * 2002-11-04 2003-12-20 Овчинникова Марина Николаевна Wire of silver-containing material for producing electric contacts
DE602004020844D1 (en) * 2003-08-08 2009-06-10 Mitsubishi Materials C M I Corp A method of making an electrical contact of high electrical conductivity for an electromagnetic relay and electrical contact therewith
ATE476748T1 (en) * 2005-08-12 2010-08-15 Umicore Ag & Co Kg SILVER-CARBON-BASED MATERIAL AND METHOD FOR THE PRODUCTION THEREOF
RU2346069C1 (en) * 2007-06-15 2009-02-10 Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет" Method of receiving silver-tin oxide material for electric contacts
RU2367695C1 (en) * 2008-06-16 2009-09-20 Федеральное государственное образовательное учреждение высшего профессионального образования "Сибирский федеральный университет" Metal-oxide material for bursting electric contacts
DE102010014745B4 (en) 2010-01-15 2011-09-22 Tyco Electronics Amp Gmbh Electric contact element and method for producing an electrical contact element
EP3127124B1 (en) 2014-04-02 2024-07-10 Ferro Corporation Conductive paste with improved performance in glass strength
CN104439249A (en) * 2014-12-30 2015-03-25 桂林电器科学研究院有限公司 Method for processing sheet silver nickel electric contact material
US10290434B2 (en) 2016-09-23 2019-05-14 Honeywell International Inc. Silver metal oxide alloy and method of making
CN110468295B (en) * 2019-08-05 2021-04-09 广东顺德银合精工五金有限公司 Strong interface combination type Ag/SnO2Preparation method of electric contact material
CN114334503B (en) * 2021-12-24 2022-11-15 佛山市诺普材料科技有限公司 Method for preparing silver tin oxide electrical contact material by low-temperature homogenization and material thereof
CN114457253B (en) * 2021-12-30 2022-12-09 无锡日月合金材料有限公司 Silver nickel-bismuth oxide material for microswitch and manufacturing method thereof
CN115491539B (en) * 2022-08-30 2023-04-18 昆明理工大学 Enhanced AgSnO 2 Electric contact material and preparation method thereof

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3933485A (en) * 1973-07-20 1976-01-20 Chugai Denki Kogyo Kabushiki-Kaisha Electrical contact material
US4141727A (en) * 1976-12-03 1979-02-27 Matsushita Electric Industrial Co., Ltd. Electrical contact material and method of making the same
DE2929630C2 (en) * 1979-07-21 1983-12-15 Dornier System Gmbh, 7990 Friedrichshafen Process for the production of silver powder
DE2952128C2 (en) * 1979-12-22 1984-10-11 Degussa Ag, 6000 Frankfurt Process for the pretreatment of the powder for sintered and extruded semifinished products made of silver-tin oxide for electrical contacts
DE3146972A1 (en) * 1981-11-26 1983-06-01 Siemens AG, 1000 Berlin und 8000 München METHOD FOR PRODUCING MOLDED PARTS FROM CADMIUM-FREE SILVER METAL OXIDE COMPOSITIONS FOR ELECTRICAL CONTACTS
DE3304637A1 (en) * 1983-02-10 1984-08-16 Siemens AG, 1000 Berlin und 8000 München SINTER CONTACT MATERIAL FOR LOW VOLTAGE SWITCHGEAR
DE3305270A1 (en) * 1983-02-16 1984-08-16 Siemens AG, 1000 Berlin und 8000 München SINTER COMPOSITE FOR ELECTRICAL CONTACTS AND METHOD FOR THE PRODUCTION THEREOF
EP0152606B1 (en) * 1984-01-30 1987-09-09 Siemens Aktiengesellschaft Contact material and production of electric contacts
DE3421758A1 (en) * 1984-06-12 1985-12-12 Siemens AG, 1000 Berlin und 8000 München SINTER CONTACT MATERIAL FOR LOW VOLTAGE SWITCHGEAR IN ENERGY TECHNOLOGY AND METHOD FOR THE PRODUCTION THEREOF
DE3421759A1 (en) * 1984-06-12 1985-12-12 Siemens AG, 1000 Berlin und 8000 München SINTER CONTACT MATERIAL FOR LOW VOLTAGE SWITCHGEAR OF ENERGY TECHNOLOGY
JPS61114417A (en) * 1984-11-08 1986-06-02 中外電気工業株式会社 Ag-sno based composite electric contact material and making thereof
US4680162A (en) * 1984-12-11 1987-07-14 Chugai Denki Kogyo K.K. Method for preparing Ag-SnO system alloy electrical contact material
US4695330A (en) * 1985-08-30 1987-09-22 Chugai Denki Kogyo K.K. Method of manufacturing internal oxidized Ag-SnO system alloy contact materials
US4817695A (en) * 1987-12-02 1989-04-04 Wingert Philip C Electrical contact material of Ag, SnO2, GeO2 and In2 O.sub.3
EP0369283B1 (en) * 1988-11-17 1994-09-14 Siemens Aktiengesellschaft Sintered contact material for low-tension switchgear, particularly for contactors
CA2033139A1 (en) * 1989-12-26 1991-06-27 Akira Shibata Silver-metal oxide composite material and process for producing the same
EP0508055B1 (en) * 1991-04-12 1997-05-02 Mitsubishi Materials Corporation Silver-base metal oxide material for electrical contacts
DE4319137A1 (en) * 1992-06-10 1993-12-16 Duerrwaechter E Dr Doduco Material for electrical contacts consisting of silver@ or silver@-alloy matrix - incorporate tin oxide and other oxide(s) and carbide(s), has longer service life but is less brittle than other materials
EP0660964B2 (en) * 1992-09-16 2003-01-08 AMI DODUCO GmbH Material for electric contacts based on silver-tin oxide or silver-zinc oxide and process for its production

Similar Documents

Publication Publication Date Title
RU96102037A (en) ALLOY SILVER-OXIDE TIN FOR ELECTRIC CONTACTS AND METHOD FOR ITS PREPARATION
CA1119433A (en) Sintered contact material of silver and embedded metal oxides
CA1236318A (en) Electrical contact materials and their production method
US4855104A (en) Method for the production of sintered electrical contact material for low voltage power switching
EP2644723B1 (en) Composite material
KR960031028A (en) Silver-tin oxide base sintered material for electrical contacts and method of making same
US4681702A (en) Sintered, electrical contact material for low voltage power switching
US4452651A (en) Electrical contact materials and their production method
US4980125A (en) Sinter contact material for low voltage switching apparatus of the energy technology, in particular for motor contactors
GB1145387A (en) Sintered silver-copper contact material
US5207842A (en) Material based on silver and tin oxide for the production of electrical contacts; electrical contacts thus produced
JPS572847A (en) Manufacture of composite electrical contact material
SE7506746L (en) WAY TO PRODUCE ELECTRICALLY CONDUCTIVE, COMPOSITE MATERIAL
JPS5633445A (en) Ag-oxide electrical contact material
JPS57181342A (en) Electrical contact material for sealing
US4509980A (en) Electrical contact material comprising silver, cadmium oxide and cupric salt
US4427625A (en) Silver cadmium oxide electrical contacts
JPH04267012A (en) Electrical contact material and its manufacturing method
JPS5358910A (en) Copper system alloy-high concentration mos2 composite lubricating material
JPS57126932A (en) Electrical contact material for sealing-in
TH18282B (en) The material is sintered on the basis of Oxides of tin and silver for electrical and process contacts for the manufacture of that material.
TH25929A (en) The material is sintered on the basis of Oxides of tin and silver for electrical and process contacts for the manufacture of that material.
JPS57126933A (en) Electreical contact material for sealing-in
JPS57126931A (en) Electrical contact material for sealing-in
JPS5893848A (en) Electrical contact material