Graphite sheet, method for producing same, laminated board for wiring, graphite wiring material, and process for producing wiring board
AssigneeKaneka Corporation
InventorsAtsushi Tatami, Mutsuaki Murakami, Masamitsu Tachibana
Life of this patent
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Abstract
The first present invention is a graphite sheet having a thickness of not more than 9.6 μm and more than 50 nm and a thermal conductivity along the a-b plane direction at 25° C. of 1950 W/mK or more. The second present invention is a graphite sheet having a thickness in a range of less than 9.6 μm and 20 nm or more, an area of 9 mm2 or more, and a carrier mobility along the a-b plane direction at 25° C. of 8000 cm2/V·sec or more.
Claims15
A graphite sheet (i) having a thickness of 9.6 μm or less and more than 50 nm and a thermal conductivity along the a-b plane direction at 25° C. of 1950 W/mK or more, or (ii) having a thickness in a range of less than 9.6 μand 20 nm or more, an area of 9 mm2 or more, and a carrier mobility along the a-b plane direction at 25° C. of 8000 cm2/V·sec or more.
Dependencies are inferred from the claim text.