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US 6,632,849 B1Granted
Porous carbonized film and process for its production
AssigneeUbe Industries, Ltd.
InventorsShigeru Yao, Shyusei Ohya, Yukihiko Asano
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Abstract
A porous carbonized film with fine continuous pores, obtained by carbonization of a highly heat-resistant resin porous film in an anaerobic atmosphere, and a process for its production.
Claims12
A porous carbonized film with fine pores, obtained by carbonization of a highly heat-resistant resin porous film in an anaerobic atmosphere, wherein the fine pores form channels extending from one surface to the other surface ofthe film in a non-linear fashion and have a mean open pore size of 0.1 to10 μm.
Dependencies are inferred from the claim text.