Title:
SILVER PASTE AND METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING JOINED ARTICLE
Document Type and Number:
WIPO Patent Application WO/2021/125336
Kind Code:
A1
Abstract:
A silver paste which can be used for the formation of a silver paste layer by applying the silver paste directly onto a surface of a copper member or a copper alloy member, the silver paste comprising a silver powder, a silver salt of a fatty acid, an aliphatic amine, a high-dielectric-constant alcohol having a dielectric constant of 30 or more, and a solvent having a dielectric constant of less than 30. It is preferred that the content of the high-dielectric-constant alcohol is 0.01 to 5% by mass wherein the content of the silver paste is 100% by mass.
Inventors:
YASOSHIMA TSUKASA (JP)
MASUYAMA KOTARO (JP)
OTOGAWA KOHEI (JP)
KATASE TAKUMA (JP)
MASUYAMA KOTARO (JP)
OTOGAWA KOHEI (JP)
KATASE TAKUMA (JP)
Application Number:
PCT/JP2020/047489
Publication Date:
June 24, 2021
Filing Date:
December 18, 2020
Export Citation:
Assignee:
MITSUBISHI MATERIALS CORP (JP)
International Classes:
B22F1/00; B22F7/08; B22F9/00; B82Y30/00; B82Y40/00; H01B1/00; H01B1/22; H01B13/00; H01L21/52; H05K3/32
Domestic Patent References:
| WO2012133767A1 | 2012-10-04 |
Foreign References:
| JP2008176951A | 2008-07-31 | |||
| JP2008198595A | 2008-08-28 | |||
| CN108102579A | 2018-06-01 | |||
| JP2019230645A | 2019-12-20 | |||
| JP2020204337A | 2020-12-24 | |||
| JP5872545B2 | 2016-03-01 | |||
| JPS6329703B2 | 1988-06-15 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
Download PDF:
Previous Patent: TRANSISTOR SENSOR, AND METHOD FOR DETECTING BIOMATERIALS
Next Patent: SOLID-STATE BATTERY
Next Patent: SOLID-STATE BATTERY