Invention Grant
US08729217B2 Semi-conductive polyimide film 有权
半导电聚酰亚胺薄膜

Semi-conductive polyimide film
Abstract:
The present invention provides a semi-conductive polyimide film having: a common logarithm of a surface resistivity at 25° C. and 60% RH of 9 to 15 log Ω/square; a common logarithm of a volume resistivity of 8 to 15 log Ω·cm; a fatigue stress in accordance with a fatigue test complying with JIS K7118, upon a number of repetition being 107, of 160 MPa or more; and a number of durable bending in accordance with an MIT test complying with JIS P8115 of 2,000 times or more, and an intermediate transfer belt and an transfer transportation belt using the semi-conductive polyimide film.
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