Bonding sheet and bonded structure

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United States of America Patent

PATENT NO 12046572
APP PUB NO 20230005871A1
SERIAL NO

17793161

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Importance

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Abstract

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A bonding sheet includes a copper foil and sinterable bonding films formed on both faces of the copper foil. The bonding films each contain copper particles and a solid reducing agent. The bonding sheet is used to bond to a target object to be bonded having at least one metal selected from gold, silver, copper, and nickel on a surface thereof. A bonded structure includes: a bonded object having at least one metal selected from gold, silver, copper, and nickel on a surface thereof; a copper foil; and a bonding layer including a sintered structure of copper particles; and the bonded object and the copper foil are electrically connected to each other via the bonding layer.

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Patent Owner(s)

Patent OwnerAddress
MITSUI MINING & SMELTING CO LTDTOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Anai, Kei Ageo, JP 15 57
Jo, Jung-Lae Ageo, JP 6 2

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