摘要 |
PROBLEM TO BE SOLVED: To provide a transparent film filter highly superior in conductivity, transparency, heating function, flexibility and durability, while having high productivity, and can be used suitably in a glass having a heater function, a glass laminate having a heater function, the window glass of a motor car, and the like.SOLUTION: In a transparent film filter having a transparent conductive layer containing a conductive polymer and an electrode for electrification on at least one side of a transparent film substrate, the transparent conductive layer is preferably a layer formed of a coating liquid containing the following compounds (A) and (B).(A): A polymer produced by doping a compound composed of thiophene or a thiophene derivative with other anion compound, or a compound composed of thiophene or a thiophene derivative having an anion group subjected to self-doping, (B): Polyhydroxy compound.SELECTED DRAWING: Figure 1 |