Surface-treated copper foil and copper clad laminate
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United States of America
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Dec 17, 2024
Grant Date -
May 11, 2023
app pub date -
Dec 23, 2021
filing date -
Dec 23, 2021
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Abstract
A surface-treated copper foil includes a bulk copper foil and a first surface treatment layer. The first surface treatment layer is disposed on a first surface of the bulk copper foil and includes a roughening layer, where the outermost surface of the first surface treatment layer is a treating surface of the surface-treated copper foil. The material volume (Vm) of the treating surface is 0.06 to 1.45 μm3/μm2, and the five-point peak height (S5p) of the treating surface is 0.15 to 2.00 μm.
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