Metal foil with carrier

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12247280
APP PUB NO 20230072120A1
SERIAL NO

17797268

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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Provided is a carrier-attached metal foil which can suppress the number of foreign matter particles on the surface of a metal layer to enhance circuit formability, and can keep stable releasability even after heating at a high temperature of 240° C. or higher (for example, 260° C.) for a long period of time. The carrier-attached metal foil includes a carrier, a release functional layer provided on the carrier, the release functional layer including a metal oxynitride, and a metal layer provided on the release functional layer.

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Patent Owner(s)

  • MITSUI MINING & SMELTING CO., LTD.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ishii, Rintaro Ageo, JP 24 107
Kitabatake, Yukiko Ageo, JP 5 0
Koide, Masahiro Ageo, JP 8 90
Matsuura, Yoshinori Ageo, JP 89 379

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