Optical switching element and photoaddressable display medium using the same
AssigneeFuji Xerox Co., Ltd.
InventorsHideo Kobayashi, Takehito Hikichi
Life of this patent
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Abstract
An optical switching element including at least a multi-layered optical switching layer that includes a charge generation layer and a charge transport layer wherein, the charge transport layer contains a charge transporting material represented by the following general formula (1). The optical switching element is applicable in a device, a photoaddressable display medium and a display device. The optical switching element may alternatively include a mono-layered optical switching layer that has a charge generating function and a charge transporting function, wherein the mono-layered optical switching layer contains the charge transporting material represented by the following general formula (1). 1
Claims18
An optical switching element, comprising:
- a multi-layered optical switching layer that contains a charge generation layer and a charge transport layer;
- or
- a mono-layered optical switching layer that has a charge generating function and a charge transporting function,
- wherein the charge transport layer or the mono-layered optical switching layer contains a charge transporting material represented by the following general formula (1):
- 13
- wherein R1 and R3 each independently represent CH3 or C2H5, and R2 and R4 each independently represent H, CH3 or C2H5.
Dependencies are inferred from the claim text.