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1. (WO2015045641) GRAPHITE SHEET, METHOD FOR PRODUCING SAME, LAMINATED BOARD FOR WIRING, GRAPHITE WIRING MATERIAL, AND METHOD FOR PRODUCING WIRING BOARD

Pub. No.:    WO/2015/045641    International Application No.:    PCT/JP2014/070932
Publication Date: Fri Apr 03 01:59:59 CEST 2015 International Filing Date: Fri Aug 08 01:59:59 CEST 2014
IPC: C01B 31/04
Applicants: KANEKA CORPORATION
株式会社カネカ
Inventors: TATAMI, Atsushi
多々見 篤
MURAKAMI, Mutsuaki
村上 睦明
TACHIBANA, Masamitsu
立花 正満
Title: GRAPHITE SHEET, METHOD FOR PRODUCING SAME, LAMINATED BOARD FOR WIRING, GRAPHITE WIRING MATERIAL, AND METHOD FOR PRODUCING WIRING BOARD
Abstract:
The present invention is firstly a graphite sheet 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. The present invention is secondly 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.