WO2012070181A1 - 色素吸着装置、色素吸着方法及び基板処理装置 - Google Patents
色素吸着装置、色素吸着方法及び基板処理装置 Download PDFInfo
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- WO2012070181A1 WO2012070181A1 PCT/JP2011/005707 JP2011005707W WO2012070181A1 WO 2012070181 A1 WO2012070181 A1 WO 2012070181A1 JP 2011005707 W JP2011005707 W JP 2011005707W WO 2012070181 A1 WO2012070181 A1 WO 2012070181A1
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- dye
- substrate
- nozzle
- dye solution
- flow
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Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2068—Panels or arrays of photoelectrochemical cells, e.g. photovoltaic modules based on photoelectrochemical cells
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2027—Light-sensitive devices comprising an oxide semiconductor electrode
- H01G9/2031—Light-sensitive devices comprising an oxide semiconductor electrode comprising titanium oxide, e.g. TiO2
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/20—Light-sensitive devices
- H01G9/2059—Light-sensitive devices comprising an organic dye as the active light absorbing material, e.g. adsorbed on an electrode or dissolved in solution
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/542—Dye sensitized solar cells
Definitions
- the present invention relates to a dye adsorbing apparatus, a dye adsorbing method, and a substrate processing apparatus for adsorbing a dye to a porous semiconductor layer formed on the surface of a substrate.
- the dye-sensitized solar cell has, as a basic structure, a porous semiconductor layer 204 and an electrolyte layer that carry a sensitizing dye between a transparent electrode (cathode) 200 and a counter electrode (anode) 202. 206 is sandwiched between them.
- the semiconductor layer 204 is divided into cell units together with the transparent electrode 200, the electric field layer 206 and the counter electrode 202, and is formed on the transparent substrate 208 via the transparent electrode 200.
- the back side of the counter electrode 202 is covered with a counter substrate 210.
- the transparent electrode 200 of each cell is electrically connected to the adjacent counter electrode 202, and a large number of cells are electrically connected in series or in parallel in the entire module.
- the dye-sensitized solar cell having such a configuration, when visible light is irradiated from the back side of the transparent substrate 208, the dye supported on the semiconductor layer 204 is excited and emits electrons. The emitted electrons are guided to the transparent electrode 200 through the semiconductor layer 204 and taken out to the outside. The emitted electrons return to the counter electrode 202 via an external circuit (not shown), and are received again by the dye in the semiconductor layer 204 via ions in the electrolyte layer 206. In this way, light energy is immediately converted into electric power and output.
- the above-described dye adsorption time for the immersion method depends on the type of the dye, but at least several tens of hours are required.
- the production process of the dye-sensitized solar cell manufactures the tact of all the steps, thereby producing the dye-sensitized solar cell. This is one of the factors that reduce efficiency. To solve this problem, it is conceivable to operate a plurality of immersion type dye adsorption devices in parallel, but at least several tens of devices must be prepared, which is not practical.
- the present invention solves the problems of the prior art as described above, and can greatly reduce the processing time of the process of adsorbing the dye to the porous semiconductor layer formed on the processing surface of the substrate.
- An adsorption device and a dye adsorption method are provided.
- the present invention significantly reduces the processing time of the step of adsorbing the dye to the porous semiconductor layer formed on the surface to be processed of the substrate, and associates and precipitates the dye in the surface layer portion of the porous semiconductor layer.
- a substrate processing apparatus that can effectively prevent or suppress the above.
- the dye adsorption apparatus of the present invention is a dye adsorption apparatus that adsorbs a dye to a porous semiconductor layer formed on a surface to be processed of the substrate, and holds the substrate with the surface to be processed facing upward. And a nozzle disposed above the holding unit with the discharge port facing downward, and a dye solution supply unit for pumping a dye solution obtained by dissolving the dye in a predetermined solvent to the nozzle. Then, the dye solution is discharged from the discharge port of the nozzle to the processing surface of the substrate held by the holding unit through the first gap, and the dye solution is discharged on the processing surface of the substrate. A flow is formed to adsorb the dye contained in the dye solution to the semiconductor layer.
- the dye adsorption method of the present invention is a dye adsorption method in which a dye is adsorbed to a porous semiconductor layer formed on a surface to be processed of the substrate, and the substrate is predetermined with the surface to be processed facing upward.
- a step of disposing the nozzle to the substrate, a step of feeding a dye solution obtained by dissolving the dye in a predetermined solvent to the nozzle, and a discharge port of the nozzle with respect to the surface to be processed of the substrate Discharging the dye solution through the first gap, forming a flow of the dye solution on the surface to be processed of the substrate, and adsorbing the dye contained in the dye solution to the semiconductor layer;
- a flow of the dye solution is formed in the gap between the guide surface of the nozzle and the substrate during the treatment, and the porous semiconductor layer on the substrate treatment surface is the same.
- the dye adsorption process is performed in the flow of a simple dye solution.
- the impact pressure from the discharge port acts in the vertical direction. This makes it difficult for the dyes to aggregate or associate at the surface layer of the porous semiconductor layer, efficiently penetrates the dye into the interior of the porous semiconductor layer, and accelerates the dye adsorption of the porous semiconductor layer at a high speed. Can do.
- a concavo-convex portion is formed on the solution guide surface of the nozzle, and a vortex or a turbulent flow is generated in the flow of the dye solution at the concavo-convex portion. It becomes easier to penetrate deeply into the (porous semiconductor layer).
- a suction part for sucking the dye solution is provided at the end of the flow of the dye solution on the substrate.
- This suction part preferably has a suction port formed in the lower surface of the nozzle and a vacuum passage formed in the nozzle.
- the substrate processing apparatus of the present invention includes a holding unit that holds a substrate on which a porous semiconductor layer is formed on a surface to be processed so that the surface to be processed faces upward, and the substrate that is held by the holding unit A dye adsorbing portion for adsorbing the dye to the semiconductor layer, and a rinsing portion for washing off the excess dye from the surface of the semiconductor layer of the substrate, the dye adsorbing portion facing the discharge port downward A first nozzle disposed above the holding unit, and a dye solution supply unit for pumping a dye solution in which the dye is dissolved in a predetermined solvent to the first nozzle, and the holding unit
- the dye solution is discharged through the first gap from the discharge port of the first nozzle to the surface to be processed of the substrate held on the substrate, and the flow of the dye solution is made to flow on the surface to be processed of the substrate. Forming the dye contained in the dye solution into the semiconductor Adsorbed to the layer.
- a flow of the dye solution is formed in the gap between the guide surface of the nozzle and the substrate during the dye adsorption process, and the porous semiconductor layer on the substrate processing surface has such a dye.
- a dye adsorption process is performed in the flow of the solution.
- the impact pressure from the discharge port acts in the vertical direction. This makes it difficult for the pigments to agglomerate or associate with each other in the surface layer portion of the porous semiconductor layer, efficiently penetrates the pigment into the interior of the porous semiconductor layer, and promotes the dye adsorption of the porous semiconductor layer at a high speed. be able to.
- the dye adsorption treatment is followed by a rinsing treatment to remove or remove excess dye from the surface of the semiconductor layer on the substrate, thereby efficiently preventing or suppressing dye association / precipitation at the surface layer portion of the porous semiconductor layer.
- a rinsing treatment to remove or remove excess dye from the surface of the semiconductor layer on the substrate, thereby efficiently preventing or suppressing dye association / precipitation at the surface layer portion of the porous semiconductor layer.
- the processing time of the step of adsorbing the dye to the porous semiconductor layer on the surface to be processed of the substrate can be greatly shortened by the configuration and operation as described above. it can.
- the processing time of the step of adsorbing the dye to the porous semiconductor layer on the surface to be processed of the substrate can be greatly shortened by the configuration and operation as described above, It is possible to effectively prevent or suppress dye aggregation / precipitation in the surface layer portion of the porous semiconductor layer.
- FIG. 6 is a time-pressure characteristic diagram showing one method for changing the discharge pressure of the nozzle during processing.
- FIG. 6 is a time-pressure characteristic diagram showing another method for varying the discharge pressure of the nozzle during processing. It is a top view which shows one Example which forms the said nozzle in the magnitude
- FIG. 1 and FIG. 2 show the overall configuration of a dye adsorption device according to an embodiment of the present invention.
- This dye adsorption device is used, for example, in a process of adsorbing a sensitizing dye to a porous semiconductor layer in a single wafer method in a production process of a dye-sensitized solar cell.
- the transparent substrate 208 (FIG. 20) on which the transparent electrode 200 and the porous semiconductor layer 204 are formed before the opposing members (the counter electrode 202, the counter substrate 210, and the electrolyte layer 206) are combined is the dye. It becomes the to-be-processed substrate G in the suction device.
- the transparent substrate 208 is made of, for example, a transparent inorganic material such as quartz or glass, or a transparent plastic material such as polyester, acrylic, or polyimide.
- the transparent electrode 200 is made of, for example, fluorine-doped SnO 2 (FTO) or indium-tin oxide (ITO).
- the porous semiconductor layer 204 is made of a metal oxide such as TiO 2 , ZnO, SnO 2 , for example.
- the substrate G to be processed has a predetermined shape (for example, a quadrangle) and a predetermined size, and is loaded into / unloaded from the dye adsorption device by a transfer robot (not shown).
- this dye adsorption device has a processing chamber 10 that can be opened to the atmospheric space, and a substrate holding unit 12 is installed at the center of the processing chamber 10.
- the substrate holding unit 12 is configured as a spin chuck that rotatably holds the substrate G in a horizontal posture, and a disc-shaped chuck plate 14 having a diameter shorter than the short side of the substrate G and a rotation support shaft 16. And a drive unit 18 that rotationally drives the chuck plate 14 in the circumferential direction.
- concentric and / or radial grooves are formed on the upper surface (substrate mounting surface) of the chuck plate 14, and these grooves pass through a vacuum passage penetrating the inside of the rotation support shaft 16 and the drive unit 18. And connected to a negative pressure source such as a vacuum pump (not shown).
- a negative pressure source such as a vacuum pump (not shown).
- the negative pressure suction force is applied to the back surface of the substrate G from each groove, and the substrate G is fixed and held on the chuck plate 14.
- the substrate holding unit 12 is also provided with a lift pin mechanism (not shown) for raising and lowering the substrate G on the chuck plate 14 when the substrate G is loaded / unloaded.
- An opening (not shown) for opening and closing the substrate G is formed in the side wall 10a of the processing chamber 10.
- a large number of ventilation holes (not shown) for introducing clean air from the outside into the chamber are formed in the upper lid 10b of the processing chamber 10.
- the upper cover 10b may be omitted and the entire surface may be opened, or a fan filter unit (FFU) may be installed on the ceiling of the processing chamber 10.
- FFU fan filter unit
- a movable nozzle 20 is provided above the substrate holding unit 12.
- the nozzle 20 is horizontally supported by the nozzle moving mechanism 22 provided outside the processing chamber 10 via the arm 24, and the processing position P 1 set on the chuck plate 14 is adjacent to the chuck plate 14. It is possible to move horizontally between the standby position P 2 on the standby bus 26 installed in the station.
- the nozzle moving mechanism 22 includes a linear drive mechanism such as a ball screw mechanism or a linear motor, and further includes an elevating mechanism for changing or adjusting the height position of the nozzle 20 in the vertical direction.
- the nozzle 20 includes a discharge unit 28 that discharges the dye solution onto the substrate G, and suction units 30L and 30R that suck the dye solution from the substrate G.
- a discharge unit 28 that discharges the dye solution onto the substrate G
- suction units 30L and 30R that suck the dye solution from the substrate G.
- One or a plurality of discharge ports 36L and 36R are provided for discharging the liquid to the outside of the nozzle 20 and sending it to the dye solution recovery section 34.
- the dye solution supply unit 32 is provided in the middle of the tank 38 for storing the dye solution, the dye solution supply line 40 including, for example, a pipe connecting the tank 38 and the introduction port 33 of the nozzle 20, and the dye solution supply line 40.
- the electromagnetic on-off valve 42, the supply pump 44, and the electromagnetic proportional valve 46 are provided.
- the electromagnetic proportional valve 46 is used to variably control or adjust the pressure or flow rate of the dye solution pumped from the tank 38 by the supply pump 44 and pumped to the nozzle 20.
- the tank 38 is provided with a temperature controller 48 for adjusting the temperature of the dye solution to a predetermined treatment temperature suitable for the dye adsorption treatment. Further, in order to replenish the tank 38 with the dye solution, a new liquid supply pipe 52 from the dye solution supply source 50 and a regenerative liquid supply pipe 54 from the dye solution recovery unit 34 described later are connected to the tank 38.
- the dye solution used in this dye adsorption apparatus is obtained by dissolving a sensitizing dye in a solvent at a predetermined concentration.
- a sensitizing dye for example, a metal complex such as metal phthalocyanine, or an organic dye such as a cyanine dye or a basic dye is used.
- the solvent for example, alcohols, ethers, amides, hydrocarbons and the like are used.
- the dye solution recovery unit 34 connects the suction pump 58 for sucking the dye solution together with air and sending it to the dye solution trap 56, and connects the inlet side of the suction pump 58 to the discharge ports 36L and 36R of the nozzle 20, for example.
- a vacuum line 60 made of piping, and an electromagnetic proportional valve 62 and an electromagnetic opening / closing valve 64 provided in the middle of the vacuum line 60 are provided.
- the electromagnetic proportional valve 64 is used to variably control or adjust the negative pressure or flow rate at which the dye solution is discharged from the discharge ports 36L and 36R of the nozzle 20.
- the dye solution trap 56 collects the collected dye solution sent together with air from the outlet side of the suction pump 58 in the trap member by, for example, the labyrinth method or the cyclone method, and the collected dye solution is collected in the dye solution.
- the data is sent to the playback unit 66.
- the dye solution regenerating unit 66 includes a filter, a concentration adjusting unit, and the like, and generates a regenerated dye solution having substantially the same components and concentration as the new dye solution from the recovered dye solution.
- An electromagnetic on-off valve 68 and a pump 70 are provided in the middle of the regeneration solution supply pipe 54 connecting the dye solution regeneration unit 66 and the tank 38, and the regeneration is performed from the dye solution regeneration unit 66 to the tank 38 via the regeneration solution supply pipe 54.
- the dye solution can be replenished at any time.
- An electromagnetic on-off valve 51 is also provided in the middle of the new liquid supply pipe 52 so that a new dye solution can be supplied to the tank 38 from the dye solution supply source 50 through the new liquid supply pipe 52 as needed. As a result, the dye solution can be reused, and the amount of the new dye solution used can be reduced.
- One or a plurality of exhaust / drain ports 72 are formed on the bottom surface of the processing chamber 10, and these exhaust / drain ports 72 are connected to the inlet side of the suction pump 58 via an exhaust / drain line 74 made of, for example, piping. It is connected.
- An electromagnetic opening / closing valve 76 is provided in the middle of the exhaust / drain line 74.
- An exhaust line 78 is also connected to a standby bus 26 described later.
- the exhaust line 78 may be connected to the inlet side of the suction pump 58, but is preferably connected to another exhaust pump (not shown).
- An electromagnetic on-off valve 80 is also provided in the middle of the exhaust line 78.
- the controller 82 has a microcomputer and a required interface, and controls the operation of each part in the dye adsorption apparatus, and further controls the sequence of the entire apparatus for executing the dye adsorption process.
- the nozzle 20 is a long nozzle extending in the horizontal direction (Y direction) orthogonal to the horizontal movement direction (X direction) as shown in FIG. 2, and preferably has a total length longer than the diagonal line of the substrate G. .
- the discharge portion 28 of the nozzle 20 includes a tunnel-shaped buffer chamber (manifold) 84 that extends in the nozzle longitudinal direction (Y direction) at the center of the nozzle 20, and V V from the bottom of the buffer chamber 84.
- the lower surface of the nozzle 20 extends from both discharge ports 88L and 88R to the left and right outer sides in the width direction (X direction) to form guide surfaces 92L and 92R.
- These guide surfaces 92L and 92R have one or a plurality (three in the illustrated example) of groove-shaped uneven portions 94L and 94R extending in the longitudinal direction of the nozzle (Y direction) in parallel with the slit-shaped discharge ports 88L and 88R. Is formed.
- suction ports 96L and 96R of suction portions 30L and 30R that extend in the nozzle longitudinal direction in parallel with the slit-like discharge ports 88L and 88R are formed on the guide surfaces 92L and 92R, respectively, outside the groove-shaped uneven portions 94L and 94R.
- the pair of left and right suction ports 96L and 96R are slit-like lower vacuum passages 98L and 98R formed in the nozzle 20, tunnel-like buffer chambers (manifolds) 100L and 100R, and slit-like upper vacuum passages 102L and 102R. Are connected to the discharge ports 36L and 36R, respectively (FIG. 7).
- the substrate G to be processed is carried into the processing container 10 by the transfer robot and placed on the chuck plate 14 of the substrate holding unit 12.
- the nozzle moving mechanism 22 operates to move the nozzle 20 from the standby position P 2 on the nozzle standby section 26 to the processing position P 1 above the chuck plate 14 in the X direction.
- the lower surface of the nozzle 20, in particular, the nozzle discharge ports 88L and 88R and the groove-shaped uneven portions 94L and 94R face the substrate G on the chuck plate 14 through a predetermined gap.
- the dye solution supply unit 32, the dye solution recovery unit 34, and the drive unit 18 of the substrate holding unit 12 are operated to start the dye adsorption process.
- the electromagnetic on-off valve 42 is opened and the supply pump 44 is operated, and the dye solution is sent from the tank 38 to the introduction port 33 of the nozzle 20 through the dye solution supply line 40 at a predetermined flow rate.
- the dye solution introduced into the introduction port 33 enters the buffer chamber 84 through the solution introduction passage 90, and from there through the solution discharge passages 86 ⁇ / b> L and 86 ⁇ / b> R to the substrate from the slit-like discharge ports 88 ⁇ / b> L and 88 ⁇ / b> R.
- Discharged onto G
- the dye solution is discharged onto the surface to be processed (the porous semiconductor layer 204) of the substrate G with a constant impact force by discharging the dye solution onto the substrate G from the slit-like discharge ports 88L and 88R. Contact.
- the dye solution discharged onto the substrate G from both the discharge ports 88L and 88R is directed toward the left and right outer sides, that is, the suction ports 96L and 96R along the left and right guide surfaces 92L and 92R, respectively.
- the grooved uneven portions 94L and 94R of the guide surfaces 92L and 92R generate vertical vortices or turbulence in the flow of the dye solution, and the surface to be processed (porous) of the substrate G
- the contact pressure of the dye solution with respect to the semiconductor layer 204) is increased.
- the dye solution that has passed through the groove-shaped uneven portions 94L and 94R is sucked into the suction ports 96L and 96R.
- the electromagnetic on-off valve 64 is opened and the suction pump 58 is operated, so that the dye solution sucked into the suction units 30L and 30R of the nozzle 20 from the substrate G is discharged into the discharge ports 36L and 36R of the nozzle 20 and the vacuum. Recover via line 60.
- the driving unit 18 of the substrate holding unit 12 rotates the substrate G in a circumferential direction or an azimuth direction at a predetermined rotation speed integrally with the chuck plate 14 during processing.
- the flow of the dye solution can be applied to the entire surface to be processed of the substrate G.
- the surface to be processed of the substrate G there are portions where the movement of the substrate G is in the forward direction and in the reverse direction with respect to the flow of the dye solution.
- the substrate rotation speed for example, about 1 to 10 ppm.
- the dye solution discharged from the discharge ports 88L and 88R scatters around the substrate G.
- the scattered dye solution is collected at the bottom of the processing chamber 10 and is recovered from the exhaust / drain port 72 to the dye solution recovery unit 32.
- the flow of the dye solution is formed in the gap between the guide surfaces 92L and 92R of the nozzle 20 and the substrate G, and the porous semiconductor layer 204 on the substrate processing surface is A dye adsorption process is performed in the flow of the dye solution.
- the impact pressure from the slit-like discharge ports 88L and 88R and the turbulent pressure at the groove-like uneven portions 94L and 94R act in the vertical direction.
- the groove-like uneven portions 94L and 94R are selected to have an appropriate size.
- the gap dimension between the guide surface 92R and (92L) and the substrate G (the set value)
- S a, groove-shaped irregularities width W of the part 94R (94L) is desirably selected in the range of 0.3 S a ⁇ 1.5S a, it found that the most desirable effect in the range of 0.5S a ⁇ 1.0S a is obtained It was.
- the depth D of the groove-like uneven portion 94R (94L) is desirable is selected in the range of 0.3 S a ⁇ 1.5S a, is most preferred that the range of 0.5S a ⁇ 1.0S a I understood.
- the discharge pressure applied to the processing surface of the substrate G from both the discharge ports 88L and 88R of the nozzle 20 as described above is also important, and the gap dimension S b between the both discharge ports 88R (88L) and the substrate G is important. well optimized independently of the gap size S a solution guide surface 92R (92L) side, it is desirable to choose slit width K to moderate size. However, normally, S b ⁇ K ⁇ S a may be selected.
- the dye adsorption process in this embodiment ends when the dye solution supply unit 32, the dye solution recovery unit 34, and the drive unit 18 of the substrate holding unit 12 stop when a predetermined processing time has elapsed.
- the nozzle moving mechanism 22 operates to move the nozzle 20 from the processing position P 1 above the chuck plate 14 to the standby position P 2 on the nozzle standby unit 26.
- the substrate holding unit 12 releases the suction holding of the substrate G on the chuck plate 14, lifts the substrate G above the chuck plate 14 by a lift pin mechanism, and passes it to the transport robot.
- the nozzle standby unit 26 is configured as a long solvent reservoir having an upper surface opening 104 corresponding to the nozzle 20. While the nozzle 20 is waiting on the nozzle standby part 26, the discharge ports 88L and 88R, the groove-shaped uneven parts 94L and 94R, and the suction ports 96L and 96R on the lower surface of the nozzle 20 are vaporized by the solvent 106 in the nozzle standby part 26. Exposed to. This prevents clogging.
- FIG. 8 shows the overall configuration of the substrate processing apparatus in one embodiment of the present invention.
- parts having the same configuration or function as those of the first embodiment are denoted by the same reference numerals.
- This substrate processing apparatus includes the dye adsorbing apparatus in the first embodiment as a dye adsorbing part, and further includes a rinse part and a drying part.
- the rinse part in this embodiment includes the substrate holding part 12, the nozzle 20, the rinse liquid supply part 110, and the rinse liquid recovery part 112.
- the substrate holding unit 12 and the nozzle 20 are used not only in the dye adsorption unit but also in the rinse unit and the drying unit.
- the suction pump 58, the vacuum line 60, the electromagnetic proportional valve 62, the electromagnetic on-off valve 64, and the suction pump 58 are shared between the dye solution recovery unit 34 of the dye adsorption unit and the rinse liquid recovery unit 112 of the rinse unit. .
- the rinsing liquid supply unit 110 includes a tank 114 that stores the rinsing liquid, a rinsing liquid supply line 116 that includes, for example, piping for supplying the rinsing liquid from the tank 114 to the nozzle 20, and an intermediate portion of the rinsing liquid supply line 116.
- An electromagnetic on-off valve 118, a supply pump 120, and an electromagnetic proportional valve 122 are provided.
- the electromagnetic proportional valve 122 is used to variably control or adjust the pressure or flow rate of the rinse liquid pumped from the tank 114 by the supply pump 120 and pumped to the nozzle 20.
- a new liquid supply pipe 126 from the rinse liquid supply source 124 and a rinse liquid recovery pipe 128 from the rinse liquid recovery unit 112 are connected to the tank 114.
- An electromagnetic on-off valve 130 is provided in the middle of the new liquid supply pipe 126 so that a new rinse liquid can be supplied to the tank 114 from the rinse liquid supply source 124 via the new liquid supply pipe 126 as needed.
- the rinse liquid recovery unit 112 is provided with a filter 132 for removing dust and impurities in the middle of the rinse liquid recovery pipe 128.
- the rinsing liquid may be any liquid that dissolves the sensitizing dye. For example, alcohols, ethers, amides, hydrocarbons, and the like can be preferably used.
- a first switching unit 134 including, for example, a directional control valve is provided, and the introduction port 33 of the nozzle 20 is connected from, for example, a pipe Are connected to the output port of the switching unit 134 via the common fluid supply line 136, and the terminal of the dye solution supply line 40, the rinse liquid supply line 116, and the gas supply line 148 from the drying unit described later is connected to 3 of the switching unit 134. Each is connected to one input port.
- a second switching unit 138 comprising a valve is provided, and the outlet side of the suction pump 58 is connected to the input port of the switching unit 138 via the drainage pipe 140, and the dye solution recovery pipe 142, the rinse liquid recovery pipe 128, and the drain pipe The starting ends of 144 are connected to the three output ports of the switching unit 138, respectively.
- the drying unit includes a drying gas supply source 146 made of, for example, a hot air generator or a blower fan, and supplies a drying gas (for example, to the nozzle 20 via the gas supply line 148, the switching unit 134, and the fluid supply line 136). Air, nitrogen gas, etc.) can be pumped at a predetermined flow rate.
- An on-off valve 150 is provided in the middle of the gas supply line 148.
- the controller 82 has a microcomputer and a required interface as in the first embodiment, and controls the operation of each part (dye adsorption part, rinse part, drying part) in the substrate processing apparatus, Controls the sequence for performing the dye adsorption process, the rinsing process and the drying process.
- a dye adsorption process, a rinsing process, and a drying process are sequentially performed on the processing target substrate G placed on the chuck plate 14 of the substrate holding unit 12 in the processing chamber 10.
- the dye adsorption step is executed by the dye adsorption unit under the control of the controller 82.
- the entry side of the first switching unit 134 is switched to the dye solution supply line 40
- the exit side of the second switching unit 138 is switched to the dye solution recovery tube 142.
- the dye solution is fed from the dye solution supply unit 32 to the nozzle 20 at a predetermined flow rate, and the nozzle 20 is placed on the substrate G that rotates together with the chuck plate 14.
- the dye solution is discharged from the slit-shaped discharge ports 88L and 88R.
- the dye solution is brought into pressure contact with the surface to be processed (porous semiconductor layer 204) of the substrate G with a constant impact force, and further, the dye solution is formed on the groove-shaped uneven portions 94L and 94R of the solution guide surfaces 92L and 92R of the nozzle 20.
- a vertical vortex or turbulent flow is generated in the flow of the liquid, and the contact pressure of the dye solution on the surface to be processed (porous semiconductor layer 204) of the substrate G is increased.
- aggregation or association of the dyes hardly occurs in the surface layer portion of the porous semiconductor layer 204, the dye efficiently penetrates into the interior of the porous semiconductor layer 204, and the dye adsorption to the porous semiconductor layer 204 is performed at high speed. proceed.
- the dye adsorption unit (particularly, the dye solution supply unit 32, the dye solution recovery unit 34, and the drive unit 18 of the substrate holding unit 12) stops, and the dye adsorption step. Ends.
- the rinsing unit starts the rinsing process while the nozzle 20 is fixed at the processing position P 1 .
- the entry side of the first switching unit 134 is switched to the rinse liquid supply line 116.
- the on-off valve 64 is opened, and the suction pump 58 and the electromagnetic proportional valve 62 are operated.
- the outlet side of the second switching unit 138 is kept connected to the dye solution recovery tube 142.
- the rinsing liquid is fed from the rinsing liquid supply unit 110 to the nozzle 20 at a predetermined flow rate, and the slit-like discharge ports 88L of the nozzle 20 are placed on the substrate G that rotates together with the chuck plate 14 at a predetermined speed.
- the rinse liquid is discharged from 88R.
- a flow of the rinsing liquid is formed in the gap between the guide surfaces 92L and 92R of the nozzle 20 and the substrate G, and the porous semiconductor layer 204 on the substrate processing surface is in the flow of the rinsing liquid. Get rinsed.
- excess dye or dye solution adhering to or remaining on the surface of the porous semiconductor layer 204 is quickly washed away.
- the dye may associate and precipitate, and the photoelectric conversion efficiency may be reduced.
- the excess dye is removed from the surface of the porous semiconductor layer 204 by the rinsing process as described above, so that the association / precipitation of the dye in the surface layer portion of the porous semiconductor layer 204 can be effectively prevented. it can. Thereby, the efficiency, reproducibility, and stability of photoelectric conversion in the dye-sensitized solar cell can be improved.
- the outlet side of the second switching unit 138 is kept switched to the dye solution recovery pipe 142, so that it is discharged from the discharge ports 36L and 36R of the nozzle 20.
- the used rinse liquid (recovery liquid) mixed with the dye solution is sent to the dye solution recovery section 34 through the vacuum line 60, the second switching section 138 and the dye solution recovery pipe 14.
- the dye solution recovery unit 34 generates a regenerated dye solution from the recovery solution mixed with the dye solution, and sends the regenerated dye solution to the tank 38 (FIG. 1) of the dye solution unit 32.
- the outlet side of the second switching unit 138 is switched to the rinsing liquid recovery pipe 128 and the recovered liquid is sent to the rinsing liquid recovery unit 112.
- the outlet side of the second switching unit 138 may be switched to the drain pipe 144 in the middle of the rinsing process, and the outlet side of the second switching unit 138 may be switched to the rinse liquid recovery pipe 128 only in the latter stage of the rinsing process.
- the rinsing unit (particularly, the rinsing liquid supply unit 110, the rinsing liquid recovery unit 112, and the drive unit 18 of the substrate holding unit 12) stops, and the rinsing process ends. .
- the drying unit starts the drying process while the nozzle 20 is fixed at the processing position P 1 .
- the entry side of the first switching unit 134 is switched to the gas supply line 148 and the on-off valve 150 is opened.
- the open / close valve 64 of the dye solution / rinse solution recovery system is closed.
- the on-off valve 76 is kept open, the suction pump 58 is operated, and the exhausting of the processing chamber 10 is continued.
- the exit side of the second switching unit 138 is switched to the drain pipe 144.
- a drying gas is sent from the drying gas supply source 146 to the nozzle 20 at a predetermined flow rate, and the slit of the nozzle 20 is formed on the surface to be processed of the substrate G that rotates together with the chuck plate 14 at a predetermined speed. Drying gas is sprayed from the gas discharge ports 88L and 88R. As a result, the rinse liquid adhering to the surface to be processed of the substrate G is blown off by the gas flow from the nozzle 20, and the surface to be processed of the substrate G is dried.
- the drying unit (particularly, the drying gas supply source 146, the suction pump 58, and the drive unit 18 of the substrate holding unit 12) stops, and the drying process ends.
- the nozzle moving mechanism 22 operates to move the nozzle 20 from the processing position P 1 above the chuck plate 14 to the standby position P 2 on the nozzle standby unit 26.
- the substrate holding unit 12 releases the suction holding of the substrate G on the chuck plate 14, lifts the substrate G above the chuck plate 14 by a lift pin mechanism, and passes it to the transport robot.
- the substrate processing apparatus of this embodiment greatly increases the time required for the process of adsorbing the sensitizing dye to the porous semiconductor layer on the substrate by incorporating the dye adsorption apparatus of the first embodiment. It can be shortened, and by providing a rinsing part, the rinsing process is performed immediately after the dye adsorption process to remove excess dye from the surface layer part of the semiconductor layer of the substrate, effectively preventing or suppressing dye association / precipitation. The efficiency, reproducibility, and stability of photoelectric conversion in the dye-sensitized solar cell can be improved.
- the nozzle 20 used for the sensitizing dye adsorption process is used as it is as a post-processing nozzle, that is, as a rinsing nozzle for rinsing and further as a gas nozzle for drying.
- a post-processing nozzle that is, as a rinsing nozzle for rinsing and further as a gas nozzle for drying.
- a dedicated supply pump 120 and a proportional valve 122 are provided in the rinse liquid supply unit 110.
- the supply pump 44 and the proportional valve 46 of the dye solution supply unit 32 may be used as the supply pump 120 and the proportional valve 122.
- a nozzle dedicated for rinsing or a nozzle dedicated for drying separately from the nozzle 20 for sensitizing dye adsorption treatment As such a rinse-only nozzle or a drying-only nozzle, any conventionally known or publicly known nozzle can be used, but another nozzle having the same configuration as the nozzle 20 dedicated to the sensitizing dye adsorption process may be used. Good. Therefore, when different nozzles are used for different processes as described above, the substrate holding unit 12 and the process chamber 10 may be different for each process. Further, in the drying process, the substrate G can be drained (dried) by rotating the substrate G integrally with the chuck plate 14 without using any nozzle, for example. [Other Embodiments or Modifications]
- the cross-sectional shape of the groove-like uneven portions 94L and 94R of the nozzle 20 is a shape other than a square, for example, a triangle as shown in FIGS. 9A and 9B.
- the width of the inlet of the groove-shaped uneven portions 94L, 94R is set to W and depth (
- W 0.3S a to 1.5S a
- D 0.3S a to 1.5S a are desirable
- W 0.5S a to 1.0S a
- D range of 0.5S a ⁇ 1.0S a most preferred.
- the discharge passages 86L and 86R and the discharge ports 88L and 88R of the nozzle 20 can be configured by a large number of pores (tunnels) arranged at a constant pitch in the longitudinal direction of the nozzle. .
- Such a porous discharge port has an advantage that the discharge pressure (impact force) on the substrate G can be further increased.
- the groove-like uneven portions 94L and 94R of the nozzle 20 are not limited to the configuration in which the concave portions are recessed deeply with respect to the guide surfaces 92L and 92R, but the convex portions are on the gap side with respect to the guide surfaces 92L and 92R as shown in FIG. It is also possible to have a configuration that protrudes into the area.
- the nozzle 20 may be configured to include one system of discharge ports 84, guide surfaces 92, groove-shaped uneven portions 94, and suction ports 96.
- the reverse substrate movement direction rotation direction
- the relative flow rate of the dye solution (or rinse solution) can be increased at each position on the substrate G.
- FIGS. 13A and 13B a configuration in which the groove-shaped uneven portions 94L and 94R are omitted from the guide surfaces 92L and 92R of the nozzle 20 is possible.
- the groove-shaped uneven portions 94L and 94R of the nozzle 20 cause vortex or turbulent flow in the flow of the dye solution (or rinse liquid) on the substrate G, and greatly contribute to speeding up the dye adsorption process. Accordingly, the efficiency of the dye adsorption process (or the rinsing process) is lowered and the processing time is increased by the absence of the groove-shaped uneven portions 94L and 94R.
- the efficiency of the dye adsorption treatment is remarkably high and the treatment time is remarkably shortened due to the action of the flow of the dye solution and the discharge pressure (impact force).
- FIGS. 14A and 14B or FIGS. 15A and 15B a configuration in which the suction portions 30L and 30R are omitted from the nozzle 20 is also possible.
- the flow of the dye solution (or rinsing liquid) on the substrate G is slowed by the absence of the suction portions 30L and 30R, the efficiency of the dye adsorption process (or rinsing process) is reduced, and the processing time is increased.
- the efficiency of the dye adsorption treatment is still high and the treatment time is short as compared with the conventional immersion method.
- the substrate G is rotated in the azimuth direction on the substrate holder 12 during processing.
- the entire length of the nozzle 20 (discharge port 88) is adjusted to the length of the substrate G, so that both ends of the nozzle 20 (discharge port 88) are formed on the substrate G during processing. It can be prevented from protruding outside (that is, completely preventing the dye solution from splashing around).
- the nozzle 20 is made larger than the substrate G so as to completely cover the substrate G exceeding the size of the substrate G not only in the longitudinal direction (Y direction) but also in the width direction (X direction). It is also possible to make the size one size larger. In this case, the dye adsorption process can be performed with both the nozzle 20 and the substrate G stationary.
- the nozzle 20 can be configured in a disc shape.
- the nozzle 20 includes a concentric circular discharge port 88, a circular guide surface 92, a circular groove-shaped uneven portion 94, and a circular suction port 96.
- the uneven portion 94 (94L, 94R) of the nozzle 20 can be formed in a form other than the groove, such as a dimple.
- the nozzle 20 is stopped and the substrate G is moved in the longitudinal direction (Y direction) of the nozzle 20. It is also possible to adopt a configuration in which the linear movement or reciprocation is performed in the orthogonal horizontal direction (X direction).
- a placement type or floating type stage or a conveyor can be used as a means for holding and horizontally moving the substrate G.
- a configuration in which the suction unit 30 (30L, 30R) is independent from the nozzle 20 is also possible. Therefore, for example, a configuration in which the suction port 96 (96L, 96R) of the separate suction unit 30 (30L, 30R) is arranged next to both sides (or one side) away from the nozzle 20 is also possible.
- the present invention can be suitably applied to the step of adsorbing the sensitizing dye to the porous semiconductor layer in the manufacturing process of the dye-sensitized solar cell as described above.
- the present invention is applicable to a process of adsorbing an arbitrary dye on an arbitrary thin film formed on the surface of the substrate.
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Abstract
Description
[実施形態1]
[実施形態2]
[他の実施形態または変形例]
12 基板保持部
22 ノズル移動機構
26 待機バス
28 吐出部
30L,30R 吸引部
32 溶液供給部
34 溶液回収部
40 色素溶液供給ライン
46,62 電磁比例弁
60 バキュームライン
86L,86R 吐出通路
88L,88R 吐出口
92L,92R 溶液案内面
94L,94R 溝状凹凸部
96L,96R 吸引口
110 リンス液供給部
112 リンス液回収部
134,138 切換部
146 乾燥用ガス供給源
Claims (21)
- 基板の被処理面に形成されている多孔質の半導体層に色素を吸着させる色素吸着装置であって、
前記基板の被処理面を上に向けて前記基板を保持する保持部と、
吐出口を下に向けて前記保持部の上方に配置されるノズルと、
前記色素を所定の溶媒に溶かした色素溶液を前記ノズルに圧送するための色素溶液供給部と
を有し、
前記保持部に保持される前記基板の被処理面に対して前記ノズルの吐出口より第1のギャップを介して前記色素溶液を吐出させ、前記基板の被処理面上で前記色素溶液の流れを形成して、前記色素溶液に含まれる前記色素を前記半導体層に吸着させる、
色素吸着装置。 - 前記保持部上の前記基板と前記ノズルとの間で前記基板と平行に相対的な移動を行わせる移動機構を有し、
前記ノズルの吐出口はスリット状に形成され、前記スリットの延びる方向と交差する方向に前記色素溶液の流れが形成される、
請求項1に記載の色素吸着装置。 - 前記保持部上の前記基板と前記ノズルとの間で前記基板と平行に相対的な移動を行わせる移動機構を有し、
前記ノズルの吐出口は一定の方向に一定のピッチで配列された多数の吐出孔を有し、前記吐出孔の配列方向と交差する方向に前記色素溶液の流れが形成される、
請求項1に記載の色素吸着装置。 - 前記ノズルの吐出口の周囲または隣には、第2のギャップを介して前記基板の被処理面と対向する案内面が形成されており、前記案内面に沿って前記色素溶液の流れが形成される、請求項1に記載の色素吸着装置。
- 前記基板の上で前記色素溶液の流れの終端に位置して、前記色素溶液を吸引する吸引部を有する、請求項4に記載の色素吸着装置。
- 基板の被処理面に形成されている多孔質の半導体層に色素を吸着させる色素吸着方法であって、
前記基板の被処理面を上に向けて前記基板を所定の位置に配置する工程と、
前記基板にノズルを対向させる工程と、
前記色素を所定の溶媒に溶かした色素溶液を前記ノズルに圧送し、前記基板の被処理面に対して前記ノズルの吐出口より第1のギャップを介して前記色素溶液を吐出させ、前記基板の被処理面上で前記色素溶液の流れを形成して、前記色素溶液に含まれる前記色素を前記半導体層に吸着させる工程と
を有する色素吸着方法。 - 処理中に、前記基板と前記ノズルとの間で前記基板と平行に相対的な移動を行わせ、
前記基板と平行な面内で、前記吐出口の延びる方向または分布する方向と交差する方向に前記色素溶液の流れを形成する、
請求項6に記載の色素吸着方法。 - 前記ノズルの吐出口の周囲または隣で、第2のギャップを介して前記基板の被処理面と対向する前記ノズルの案内面に沿って前記色素溶液の流れを形成する、請求項6に記載の色素吸着方法。
- 前記色素溶液は、前記案内面に形成されている凹凸部によって乱流を起こす、請求項8に記載の色素吸着方法。
- 前記色素溶液の流れの終端で前記色素溶液を吸引して回収する、請求項8に記載の色素吸着方法。
- 処理中に前記ノズルの吐出圧力または吐出流量を可変する、請求項6に記載の色素吸着方法。
- 処理時間の一区間または全区間にわたり時間の経過と共に前記ノズルの吐出圧力または吐出流量を線型的に増大させる、請求項11に記載の色素吸着方法。
- 処理の途中で前記ノズルの吐出圧力または吐出流量をステップ的に増大させる、請求項11に記載の色素吸着方法。
- 被処理面に多孔質の半導体層が形成されている基板を前記被処理面が上を向くようにして保持する保持部と、
前記保持部に保持される前記基板の半導体層に色素を吸着させるための色素吸着部と、
前記基板の半導体層の表面から余分の色素を洗い落すためのリンス部と
を具備し、
前記色素吸着部が、
吐出口を下に向けて前記保持部の上方に配置される第1のノズルと、
前記色素を所定の溶媒に溶かした色素溶液を前記第1のノズルに圧送するための色素溶液供給部と
を有し、
前記保持部に保持される前記基板の被処理面に対して前記第1のノズルの吐出口より第1のギャップを介して前記色素溶液を吐出させ、前記基板の被処理面上で前記色素溶液の流れを形成して、前記色素溶液に含まれる前記色素を前記半導体層に吸着させる、
基板処理装置。 - 前記保持部上の前記基板と前記第1のノズルとの間で前記基板と平行に相対的な移動を行わせる移動機構を有し、
前記第1のノズルの吐出口はスリット状に形成され、前記スリットの延びる方向と交差する方向に前記色素溶液の流れが形成される、
請求項14に記載の基板処理装置。 - 前記保持部上の前記基板と前記第1のノズルとの間で前記基板と平行に相対的な移動を行わせる移動機構を有し、
前記第1のノズルの吐出口は一定の方向に一定のピッチで配列された多数の吐出孔を有し、
前記吐出孔の配列方向と交差する方向に前記色素溶液の流れが形成される、
請求項14に記載の基板処理装置。 - 前記第1のノズルの吐出口の周囲または隣には、第2のギャップを介して前記基板の被処理面と対向する案内面が形成されており、前記案内面に沿って前記色素溶液の流れが形成される、請求項14に記載の色素吸着装置。
- 前記基板の上で前記色素溶液の流れの終端に位置して、前記色素溶液を吸引する吸引部を有する、請求項14に記載の基板処理装置。
- 処理中に前記第1のノズルの吐出圧力または吐出流量を可変する、請求項14に記載の基板処理装置。
- 処理時間の一区間または全区間にわたり時間の経過と共に前記第1のノズルの吐出圧力または吐出流量を線型的に増大させる、請求項19に記載の基板処理装置。
- 処理の途中で前記第1のノズルの吐出圧力または吐出流量をステップ的に増大させる、請求項19に記載の基板処理装置。
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CN2011800563877A CN103229349A (zh) | 2010-11-25 | 2011-10-12 | 色素吸附装置、色素吸附方法及基板处理装置 |
EP11842817.6A EP2645469A1 (en) | 2010-11-25 | 2011-10-12 | Dye adsorption device, dye adsorption method, and substrate treatment apparatus |
US13/989,242 US20130323934A1 (en) | 2010-11-25 | 2011-10-12 | Dye adsorption device, dye adsorption method and substrate treatment apparatus |
KR1020137013364A KR20140004087A (ko) | 2010-11-25 | 2011-10-12 | 색소 흡착 장치, 색소 흡착 방법 및 기판 처리 장치 |
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JP (1) | JP5584653B2 (ja) |
KR (1) | KR20140004087A (ja) |
CN (1) | CN103229349A (ja) |
TW (1) | TW201228733A (ja) |
WO (1) | WO2012070181A1 (ja) |
Cited By (2)
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WO2014077230A1 (ja) * | 2012-11-16 | 2014-05-22 | 田中貴金属工業株式会社 | 使用済み色素溶液からのRu錯体色素の回収方法 |
JP2020537159A (ja) * | 2017-10-06 | 2020-12-17 | ディアグデヴ | スライド上で有機材料を染色する装置および方法 |
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JP5520258B2 (ja) * | 2011-06-29 | 2014-06-11 | 東京エレクトロン株式会社 | 色素吸着装置及び色素吸着方法 |
JP5699073B2 (ja) * | 2011-12-28 | 2015-04-08 | 株式会社フジクラ | 洗浄装置 |
US11267012B2 (en) * | 2014-06-25 | 2022-03-08 | Universal Display Corporation | Spatial control of vapor condensation using convection |
US11220737B2 (en) | 2014-06-25 | 2022-01-11 | Universal Display Corporation | Systems and methods of modulating flow during vapor jet deposition of organic materials |
EP2960059B1 (en) | 2014-06-25 | 2018-10-24 | Universal Display Corporation | Systems and methods of modulating flow during vapor jet deposition of organic materials |
US10566534B2 (en) | 2015-10-12 | 2020-02-18 | Universal Display Corporation | Apparatus and method to deliver organic material via organic vapor-jet printing (OVJP) |
TWI604622B (zh) * | 2016-07-14 | 2017-11-01 | 財團法人工業技術研究院 | 電極吸附染料的方法及其裝置 |
CN106252267B (zh) * | 2016-09-23 | 2023-02-21 | 苏州宏瑞达新能源装备有限公司 | 光伏玻璃板的四轴放模板机 |
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- 2011-10-12 CN CN2011800563877A patent/CN103229349A/zh active Pending
- 2011-10-12 US US13/989,242 patent/US20130323934A1/en not_active Abandoned
- 2011-10-12 WO PCT/JP2011/005707 patent/WO2012070181A1/ja active Application Filing
- 2011-10-12 KR KR1020137013364A patent/KR20140004087A/ko not_active Application Discontinuation
- 2011-10-12 EP EP11842817.6A patent/EP2645469A1/en not_active Withdrawn
- 2011-11-23 TW TW100142908A patent/TW201228733A/zh unknown
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Cited By (8)
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KR101714288B1 (ko) | 2012-11-16 | 2017-03-08 | 다나카 기킨조쿠 고교 가부시키가이샤 | 사용 완료 색소 용액으로부터의 Ru 착체 색소의 회수 방법 |
JP2020537159A (ja) * | 2017-10-06 | 2020-12-17 | ディアグデヴ | スライド上で有機材料を染色する装置および方法 |
JP7337815B2 (ja) | 2017-10-06 | 2023-09-04 | ディアグデヴ | スライド上で有機材料を染色する装置および方法 |
Also Published As
Publication number | Publication date |
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CN103229349A (zh) | 2013-07-31 |
EP2645469A1 (en) | 2013-10-02 |
KR20140004087A (ko) | 2014-01-10 |
JP2012129188A (ja) | 2012-07-05 |
US20130323934A1 (en) | 2013-12-05 |
TW201228733A (en) | 2012-07-16 |
JP5584653B2 (ja) | 2014-09-03 |
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