Optical switching element and photoaddressable display medium using the same
First Claim
1. 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);
wherein R1 and R3 each independently represent CH3 or C2H5, and R2 and R4 each independently represent H, CH3 or C2H5.
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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).
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Citations
18 Claims
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1. An optical switching element, comprising:
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a multi-layered optical switching layer that contains a charge generation layer and a charge transport layer;
ora 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);
wherein R1 and R3 each independently represent CH3 or C2H5, and R2 and R4 each independently represent H, CH3 or C2H5. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification