| abstract |
A kind of film the present invention relates to polyimides and using the polyimides, more specifically, a kind of Kapton the present invention relates to polyimides and containing the polyimides, the polyimides can show relatively low dielectric constant while retain the excellent properties of polyimides, it is possible thereby to it is used as electronic material, such as liquid crystal display or the protective materials or insulating materials of semiconductor, and optic communication material, such as optical waveguide material. |