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US 2023/0002867 A1Published application
Metal wire
AssigneePanasonic Intellectual Property Management Co., Ltd.
InventorsAkitoshi KASAHARA, Naoki KOHYAMA, Tomohiro KANAZAWA, Kenshi TSUJI, Yoshiyuki KITA, Atsushi SHIMADA, Yuuki SASAGAWA
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Abstract
A metal wire, which is one of a tungsten wire and a tungsten alloy wire, includes alkali metal on the surface thereof. The amount of alkali metal is at most 2.0 μg per 1 g of the metal wire.
Claims12
A metal wire that is one of a tungsten wire and a tungsten alloy wire, wherein
- an amount of alkali metal present on a surface of the metal wire is at most 2.0 μg per 1 g of the metal wire.
Dependencies are inferred from the claim text.