Method for producing photoresponsive nanoparticle with perovskite-type crystalline structure
AssigneeCanon Kabushiki Kaisha
InventorTakayuki Teshima
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Abstract
A method for producing a photoresponsive nanoparticle. The method includes a first step of continuously transporting a first raw material liquid containing a lead halide and a second raw material liquid containing a fatty acid cesium to a heated mixer through a transport path, and a second step of mixing the first raw material liquid and the second raw material liquid.
Claims14
A method for producing a photoresponsive nanoparticle with a perovskite-type crystalline structure, the method comprising:
- a first step of continuously transporting a first raw material liquid containing a lead halide and a second raw material liquid containing a fatty acid cesium to a heated mixer through a transport path;
- and
- a second step of mixing the first raw material liquid and the second raw material liquid,
- wherein the first step is performed to transport the second raw material liquid continuously through the transport path based on fluidity of the second raw material liquid in a liquid phase temperature range of at least 10° C. within a liquid feed operation temperature range of 5° C. or more and 65° C. or less.
A method for producing a photoresponsive nanoparticle with a perovskite-type crystalline structure, the method comprising:
- a first step of continuously transporting a first raw material liquid containing a lead halide and a second raw material liquid containing a fatty acid cesium to a heated mixer through a transport path;
- and
- a second step of mixing the first raw material liquid and the second raw material liquid,
- wherein the first raw material liquid and the second raw material liquid are heated to a first temperature x° C. before reaching the mixer,
- wherein the first raw material liquid and the second raw material liquid are heated from the first temperature x° C. to a second temperature y° C. during the mixing,
- wherein the first temperature x° C. and the second temperature y° C. satisfy formula (2):
- 120° C.≤x≤240° C.,120° C.≤y≤240° C.,abs(y−x)≤20° C., and formula (2)
- wherein the first raw material liquid and the second raw material liquid are continuously transported though the transport path to the mixer at a molar concentration ratio represented by formula (3):
- [Pb]/[Cs]≥2.15. formula (3)
A method for producing a photoresponsive nanoparticle with a perovskite-type crystalline structure, the method comprising:
- a first step of continuously transporting a first raw material liquid containing a lead halide and a second raw material liquid containing a fatty acid cesium to a heated mixer through a transport path;
- and
- a second step of mixing the first raw material liquid and the second raw material liquid,
- wherein the first step is performed to transport the second raw material liquid continuously through the transport path based on fluidity of the second raw material liquid in a liquid phase temperature range of at least 10° C. within a liquid feed operation temperature range of 5° C. or more and 35° C. or less.
Dependencies are inferred from the claim text.