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METAL PASTE FOR JOINTS, ASSEMBLY, PRODUCTION METHOD FOR ASSEMBLY, SEMICONDUCTOR DEVICE, AND PRODUCTION METHOD FOR SEMICONDUCTOR DEVICE

  • US 20200130109A1
  • Filed: 01/18/2018
  • Published: 04/30/2020
  • Est. Priority Date: 03/15/2017
  • Status: Active Grant
First Claim
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1. A metal paste for joints, comprising:

  • metal particles; and

    a monovalent carboxylic acid having 1 to 9 carbon atoms,wherein the metal particles comprise sub-micro copper particles having a volume average particle diameter of 0.12 μ

    m to 0.8 μ

    m, anda content of the monovalent carboxylic acid having 1 to 9 carbon atoms is 0.015 part by mass to 0.2 part by mass with respect to 100 parts by mass of the metal particles.

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