Silver paste
AssigneeShoei Chemical Inc.
InventorsKousuke Nishimura, Naoto Shindo, Hiroshi Mashima
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AssigneeShoei Chemical Inc.
InventorsKousuke Nishimura, Naoto Shindo, Hiroshi Mashima
Estimating the term…
The present invention provides a silver paste, containing at least a silver powder, a binder resin, and an organic solvent, in which a content of the silver powder based on the silver paste is 80.00 to 97.00% by mass, D10 is 1.00 to 3.00 μm and D50 is 3.00 to 7.00 μm, where D10 and D50 respectively represent a 10% value and a 50% value of a volume-based cumulative fraction obtained by laser diffraction particle size distribution measurement of the silver powder, the silver powder has a specific surface area of 0.10 to 0.30 m2/g, the silver powder has a copper content of 10 to 5000 ppm by mass, a content of the binder resin based on the silver powder is 0.430 to 0.750% by mass, and the silver paste has a dry film density of 7.50 g/cm3 or more.
A silver paste, comprising at least a silver powder, a binder resin, and an organic solvent,
Dependencies are inferred from the claim text.