CN210245523U - Roll-to-roll chemical water bath deposition system and film removing device thereof - Google Patents
Roll-to-roll chemical water bath deposition system and film removing device thereof Download PDFInfo
- Publication number
- CN210245523U CN210245523U CN201920952369.0U CN201920952369U CN210245523U CN 210245523 U CN210245523 U CN 210245523U CN 201920952369 U CN201920952369 U CN 201920952369U CN 210245523 U CN210245523 U CN 210245523U
- Authority
- CN
- China
- Prior art keywords
- roll
- water bath
- deposition system
- film
- chemical water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The utility model provides a volume to volume chemical water bath deposition system and remove membrane device thereof relates to photovoltaic cell technical field. The film removing device of the roll-to-roll chemical water bath deposition system is used for removing the film of the photovoltaic substrate; the method comprises the following steps: the roll shaft, the driving piece and the bracket component; one end of the roll shaft is in transmission connection with the driving piece, and the other end of the roll shaft is supported by the support assembly; the roller is used for rolling the protective film on the photovoltaic substrate. The utility model discloses a roller that sets up can be fixed protection film on the photovoltaic basement, and rotate the rolling protection film under the drive of driving piece, and pass through supporting component supports the roller guarantees roller pivoted stationarity. The protective film is removed by using a driving piece and a roll shaft which are controlled mechanically, and the process can be carried out in the process of further conveying the photovoltaic substrate, so that the production time is not wasted, and the capacity of a battery production line is kept.
Description
Technical Field
The utility model relates to a photovoltaic cell technical field particularly, relates to a volume to volume chemical water bath deposition system and remove membrane device thereof.
Background
The thin film copper indium gallium selenide battery is gradually industrialized no matter the research and development efficiency of a laboratory and the mass production efficiency of components are the same as the crystalline silicon battery. Compared with a crystalline silicon battery, the thickness of the copper indium gallium selenide battery can be one percent of that of the crystalline silicon battery. Therefore, the CIGS thin film battery can be deposited on a flexible substrate to prepare a bendable flexible thin film battery. In the process of flexible thin film industrialization, how to further improve the photoelectric conversion efficiency of the battery and reduce the assembly cost is always the direction of the development of each enterprise. In addition to the main concern of improving the characteristics of the photovoltaic material (optimizing and improving the copper indium gallium selenide absorption layer, the buffer layer and the window layer), the method also focuses on optimizing and improving the production process or equipment. At present, each functional layer of the flexible copper indium gallium selenide thin-film battery is mainly prepared by a roll-to-roll production process, and in the preparation of the buffer layer of the existing flexible thin-film copper indium gallium selenide thin-film battery, one of the main modes is deposition by a non-vacuum water bath method. The flexible substrate is tiled through an unreeling system, is deposited with a buffer layer material through a deposition system, and is rolled after further treatment.
The buffer layer of the flexible thin film battery in the prior art is prepared by deposition through a water bath method, and the buffer layer material can be deposited through a roll-to-roll device and a water bath method, wherein the copper indium gallium selenide is an inorganic non-metallic compound, and the film layer is brittle and is not scratch resistant. However, before the next buffer layer deposition, a separate process is required to remove the plastic film, which wastes production time and reduces production efficiency.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that production efficiency is low among the prior art, the utility model discloses a main aim at provides an improve production efficiency's volume to volume chemical water bath deposition system and remove membrane device thereof.
In a first aspect, an embodiment of the present invention provides a film removing device for a roll-to-roll chemical water bath deposition system, which is used for removing a film of a photovoltaic substrate; the method comprises the following steps: the roll shaft, the driving piece and the bracket component; one end of the roll shaft is in transmission connection with the driving piece, and the other end of the roll shaft is supported by the support assembly; the roller is used for rolling the protective film on the photovoltaic substrate.
The utility model discloses the roll-to-roll chemical water bath deposition system's that the first embodiment provided remove membrane device can fix through the roller that sets up protection film on the photovoltaic basement, and rotate the rolling protection film under the drive of driving piece, and pass through supporting component supports the roller is guaranteed roller pivoted stationarity. The protective film is removed by using a driving piece and a roll shaft which are controlled mechanically, and the process can be carried out in the process of further conveying the photovoltaic substrate, so that the production time is not wasted, and the capacity of a battery production line is kept.
Further, in a preferred embodiment of the present invention, the bracket assembly includes: the roller shaft supporting device comprises a support, a lifting mechanism and a guide rail, wherein one end of the support is connected with the guide rail in a sliding mode, and the other end of the support is used for supporting the roller shaft; the support is in transmission connection with the lifting mechanism, and the lifting mechanism drives the support to lift.
In a second aspect, an embodiment of the present invention provides a roll-to-roll chemical water bath deposition system, which includes an unwinding device, a deposition device, a winding device, and a film removal device of any one of the above roll-to-roll chemical water bath deposition systems;
the unwinding device, the deposition device and the winding device are sequentially in transmission connection, and the unwinding device is in transmission connection with the film removing device; the photovoltaic substrate released by the unwinding device sequentially passes through the deposition device and is wound in the winding device; and the protective film on the photovoltaic substrate is rolled on the roll shaft of the film removing device.
The utility model discloses a pair of volume-to-volume chemical water bath deposition system that the second embodiment provided, unwinding device transmission is connected with remove the membrane device, make and work as the photovoltaic basement passes through put the package back remove membrane device department and detach the protection film, detach the protection film the photovoltaic basement transmits extremely deposition device reaches the normal deposit and the rolling process of coiling mechanism realization photovoltaic basement, two processes can go on in step, can not waste extra production time, keep producing the line productivity.
Further, in a preferred embodiment of the present invention, the transmission speed of the photovoltaic substrate is 0.5m/Min to 5 m/Min.
Further, in a preferred embodiment of the present invention, the operation speed of the film removing device is the same as the transmission speed of the photovoltaic substrate.
Further, in a preferred embodiment of the present invention, the deposition apparatus comprises a main reaction zone, a cleaning zone and a drying zone which are sequentially connected.
Further, in a preferred embodiment of the present invention, the main reaction area includes a water bath reaction chamber, a plurality of transmission rollers are disposed in the water bath reaction chamber, and the unwinding device passes through the transmission rollers and the winding device are in transmission connection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a film removing device of a roll-to-roll chemical water bath deposition system according to an embodiment of the present invention;
fig. 2 is a schematic view of a roll-to-roll chemical water bath deposition system according to an embodiment of the present invention.
Reference numerals:
1. an unwinding device;
2. the film removing device 21, the roll shaft 22, the driving piece 23, the bracket component 231, the support seat 232, the lifting mechanism 233 and the guide rail;
3. a deposition device 31, a main reaction zone 32, a cleaning zone 33 and a drying zone;
4. a chemical liquid supply device; 5. a winding device; 6. a photovoltaic substrate; 7. and (5) protecting the film.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
The functional film layers forming the copper indium gallium selenide battery are basically as follows: the metal back electrode comprises a metal back electrode functional layer, a copper indium gallium selenide absorption layer, a sulfide semiconductor buffer layer and a transparent conductive oxide window layer. Wherein, the copper indium gallium selenide is an inorganic non-metallic compound, and the film layer is brittle and is not scratch resistant; the buffer layer of the sulfide semiconductor can be formed by deposition in a roll-to-roll chemical water bath deposition system. In the prior art, after the deposition of the CIGS absorbing layer is finished, a plastic film is covered on the surface of the absorbing layer to play a role in protection; the water bath method for depositing the buffer layer of the sulfide semiconductor needs to remove the film layer and then carry out the deposition of the buffer layer by the water bath method. To solve this problem, as shown in fig. 2, an embodiment of the present invention provides a film removing apparatus 2 of a roll-to-roll chemical water bath deposition system, which is used for removing a film of a photovoltaic substrate 6; the method comprises the following steps: a roller shaft 21, a driving member 22 and a bracket assembly 23; one end of the roll shaft 21 is in transmission connection with a driving piece 22, and the other end of the roll shaft 21 is supported by a bracket assembly 23; the roller 21 is used for rolling the protective film 7 on the photovoltaic substrate 6. The utility model discloses the roll-to-roll chemical water bath deposition system that the first embodiment provided remove membrane device 2, the protection film 7 on the photovoltaic basement 6 can be fixed through the roller 21 that sets up to rotate rolling protection film 7 under the drive of driving piece 22, and through supporting component supporting roller 21, guarantee roller 21 pivoted stationarity. The protective film 7 is removed by the driving member 22 and the roller 21 which are mechanically controlled, and the process can be carried out in the process of further conveying the photovoltaic substrate 6, so that the production time is not wasted, and the capacity of the cell production line is kept.
In view of the disassembly of the device, in the embodiment of the present invention, as shown in fig. 1, the bracket assembly 23 includes: the roller shaft 21 comprises a support 231, a lifting mechanism 232 and a guide rail 233, wherein one end of the support 231 is connected with the guide rail 233 in a sliding manner, and the other end of the support 231 is used for supporting the roller shaft 21; the support 231 is connected with the lifting mechanism 232 in a transmission manner, and the lifting mechanism 232 drives the support 231 to lift. The guide rail 233 is arranged, so that the position of the support 231 can be adjusted along the guide rail 233, in this embodiment, the guide rail 233 is arranged from bottom to top in an inclined manner, which facilitates adjustment of the height of the support 231, that is, the distance between the support 231 and the roller shaft 21 and the position of a contact point between the support 231 and the roller shaft 21 can be adjusted, which facilitates adjustment of the position of the support 231 according to the width requirement of the actual photovoltaic substrate 6, and ensures effective support of the support 231 to the roller shaft 21. When the deposition process is finished, the driving motor is turned off, the holder 231 is lowered along the guide rail 233, and the holder 231 can be removed using the guide rail 233 (the guide rail 233 to which the holder 231 is attached is removed together) and then the roll wound with the protective film 7 on the roller shaft 21 can be taken away. The driving member 22 may be a driving motor for providing a rotating power to the roller shaft 21. The lifting structure may be a cylinder, a ball screw, or the like, and is in transmission connection with the support 231 to control the lifting of the support 231.
As shown in fig. 2, another embodiment of the present invention provides a roll-to-roll chemical water bath deposition system, which includes an unwinding device 1, a deposition device 3, a winding device 5 and a film removing device 2 of the roll-to-roll chemical water bath deposition system; the unwinding device 1, the deposition device 3 and the winding device 5 are sequentially in transmission connection, and the unwinding device 1 is in transmission connection with the film removing device 2; the photovoltaic substrate 6 released by the unreeling device 1 sequentially passes through the deposition device 3 and is reeled in the reeling device 5; and the protective film 7 on the photovoltaic substrate 6 is rolled on a roller 21 of the film removing device 2. The utility model discloses a pair of volume-to-volume chemical water bath deposition system that the second embodiment provided, 1 transmission of unwinding device is connected with removes membrane device 2 for when photovoltaic basement 6 through unwinding device 1 back, remove membrane device 2 department and detach protection film 7, the photovoltaic basement 6 of detaching protection film 7 transmits to deposition device 3 and coiling mechanism 5 and realizes photovoltaic basement 6's normal deposit and rolling process, two processes can go on in step, can not waste extra production time, keep producing the line productivity.
Wherein, the deposition device 3 comprises a main reaction zone 31, a cleaning zone 32 and a drying zone 33 which are communicated in sequence. 6 coiled materials of photovoltaic module's flexible photovoltaic basement 6 process unwinding device 1 tiling, detach protection film 7 in step through removing membrane device 2 (twine protection film 7 to the roller 21 that removes membrane device 2), photovoltaic basement 6 after removing the membrane is at 3 deposit buffer layers of deposition device: the flexible photovoltaic substrate 6 coiled material is immersed in the reaction liquid of the main reaction zone 31 for depositing a buffer layer, and then is washed by the washing zone 32 and dried by the drying zone 33, and then is coiled by the coiling device 55. The precursor of the deposition buffer layer material in the main reaction zone 31 can be selected from cadmium sulfate, cadmium chloride, cadmium oxalate and other cadmium salt solutions and thiourea, wherein the concentration of the cadmium salt is 0.1-1% by weight, and the concentration of the thiourea is 1-10% by weight. Selecting ammonia water or sodium citrate as a complexing agent, wherein the concentration range of the complexing agent is as follows: 1-10% wt. The reaction solution is sprayed onto the photovoltaic substrate 6 coiled material by the chemical liquid supply device 4, and the photovoltaic substrate 6 coiled material can be made of stainless steel, polyimide and the like. The deposition temperature of the main reaction zone 31 is set generally at 60-80 ℃.
Optionally, in the present embodiment, the transport speed of the photovoltaic substrate 6 is 0.5m/Min (meters/minute) to 5m/Min (meters/minute). The operation speed of the film removing device 2 is the same as the conveying speed of the photovoltaic substrate 6.
Wherein, the mode of removing the membrane can adopt: the film removing device 2 is independently arranged and is in transmission connection with the unreeling device 1 and is independent of the deposition device 3, and the photovoltaic substrate 6 is conveyed to the deposition device 3 and the film removing device 2 to synchronously roll the protective film 7; or, the film removing device 2 is also in transmission connection with the deposition device 3, the protective film 7 of the photovoltaic substrate 6 is wound on the film removing device 2 in the rotating process, and the photovoltaic substrate 6 after film removal rotates around the film removing device 2 and is further transmitted to the deposition device 3. By adding the film removing mechanism in the deposition process of the buffer layer of the CIGS battery, the protective film 7 covered on the photovoltaic substrate 6 by the previous process is removed synchronously, the production rhythm of a production line is improved, the production links are reduced, and the production cost is saved.
Optionally, the unwinding device 1 and the winding device 5 are winding rollers connected with a power transmission device (such as a motor); also be provided with the structure that is used for supporting and transmitting photovoltaic basement 6 in the deposition device 3, specifically, main reaction zone 31 includes the water bath reaction chamber, is provided with a plurality of transmission rollers in the water bath reaction chamber, and unwinding device 1 is connected with the transmission of coiling mechanism 5 through transmitting the roller. And a roller assembly in transmission connection with the transmission roller is arranged in the cleaning area 32 and the drying area 33, and the unreeling device 11 is in transmission connection with the roller assembly through the transmission roller. The winding roller of the unwinding device 1, the roller shaft 21 of the film removing device 2, the transmission roller and the roller shaft assembly in the deposition device 3 and the winding roller of the winding device 5 can be provided with independent motors, and the motors are controlled to be opened and closed in a unified manner through a control cabinet and operate within a preset rotating speed range; the photovoltaic substrate 6 coiled materials are transmitted on the devices, and the unreeling device 1, the deposition device 3, the film laminating device 2 and the reeling device 5 are in transmission connection through the photovoltaic substrate 6. Or the winding roller of the unwinding device 1, the transmission roller and the rolling shaft assembly in the deposition device 3, the winding roller of the film coating device 2 and the winding roller of the winding device 5 are in transmission connection through a chain or a belt.
The unwinding device 1 releases the photovoltaic substrate 6, and the protective film 7 of the photovoltaic substrate 6 is wound on the roller 21 of the film removing device 2; the transmission structures such as the transmission rollers in the film removing device 2 and the deposition device 3 run synchronously; the film removing device 2 continuously removes the protective film 7 from the photovoltaic substrate 6, the photovoltaic substrate 6 after film removal is transmitted to the deposition device 3, and the buffer layer is deposited in the main reaction zone 31, cleaned by the cleaning zone 32 and dried by the drying zone 33 and then transmitted to the winding device 5 for winding. At the moment, the film removing device 2 winds the protective film 7 on the photovoltaic substrate 6, and the winding device 5 winds the photovoltaic substrate 6 after deposition.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. This is merely for convenience in describing the invention and to simplify the description and is not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation and is therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A film removing device of a roll-to-roll chemical water bath deposition system is used for removing films of photovoltaic substrates; it is characterized by comprising: the roll shaft, the driving piece and the bracket component; one end of the roll shaft is in transmission connection with the driving piece, and the other end of the roll shaft is supported by the support assembly; the roller is used for rolling the protective film on the photovoltaic substrate.
2. The de-filming apparatus of a roll-to-roll chemical water bath deposition system as claimed in claim 1, wherein said carriage assembly comprises: the roller shaft supporting device comprises a support, a lifting mechanism and a guide rail, wherein one end of the support is connected with the guide rail in a sliding mode, and the other end of the support is used for supporting the roller shaft; the support is in transmission connection with the lifting mechanism, and the lifting mechanism drives the support to lift.
3. A roll-to-roll chemical water bath deposition system is characterized by comprising an unwinding device, a deposition device, a winding device and the film removing device of the roll-to-roll chemical water bath deposition system as claimed in any one of claims 1-2;
the unwinding device, the deposition device and the winding device are sequentially in transmission connection, and the unwinding device is in transmission connection with the film removing device; the photovoltaic substrate released by the unwinding device sequentially passes through the deposition device and is wound in the winding device; and the protective film on the photovoltaic substrate is rolled on the roll shaft of the film removing device.
4. The roll-to-roll chemical water bath deposition system of claim 3, wherein the photovoltaic substrate is transported at a speed of 0.5m/Min to 5 m/Min.
5. The roll-to-roll chemical water bath deposition system according to claim 4, wherein the operation speed of the film removing device is the same as the conveying speed of the photovoltaic substrate.
6. The roll-to-roll chemical water bath deposition system of claim 3, wherein the deposition device comprises a main reaction zone, a cleaning zone and a drying zone which are communicated in sequence.
7. The roll-to-roll chemical water bath deposition system according to claim 6, wherein the main reaction zone comprises a water bath reaction chamber, a plurality of transmission rollers are arranged in the water bath reaction chamber, and the unwinding device is in transmission connection with the winding device through the transmission rollers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952369.0U CN210245523U (en) | 2019-06-21 | 2019-06-21 | Roll-to-roll chemical water bath deposition system and film removing device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952369.0U CN210245523U (en) | 2019-06-21 | 2019-06-21 | Roll-to-roll chemical water bath deposition system and film removing device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210245523U true CN210245523U (en) | 2020-04-03 |
Family
ID=69987403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920952369.0U Active CN210245523U (en) | 2019-06-21 | 2019-06-21 | Roll-to-roll chemical water bath deposition system and film removing device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210245523U (en) |
-
2019
- 2019-06-21 CN CN201920952369.0U patent/CN210245523U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9673348B2 (en) | Buffer layer deposition for thin-film solar cells | |
| KR20100126717A (en) | Process for making solar cells | |
| TW200832732A (en) | Roll-to-roll electroplating for photovoltaic film manufacturing | |
| US20100200408A1 (en) | Method and apparatus for the solution deposition of high quality oxide material | |
| US20110189814A1 (en) | Process for producing photoelectric conversion devices | |
| CN210245523U (en) | Roll-to-roll chemical water bath deposition system and film removing device thereof | |
| EP3723118B1 (en) | Apparatus for immersion-based preparation of perovskite thin film, use method and application thereof | |
| CN102637777A (en) | Chemical preparation technology for solar cell light absorption layer Cu2O nano film | |
| CN210245522U (en) | Roll-to-roll chemical water bath deposition system and film covering device thereof | |
| US20100200067A1 (en) | Substrate for semiconductor device and method for its manufacture | |
| US20100200060A1 (en) | Solution based non-vacuum method and apparatus for preparing oxide materials | |
| US20100200413A1 (en) | Solution deposition method and apparatus with partiphobic substrate orientation | |
| JP2011246788A (en) | Method of forming oxide transparent conductive film, sputtering apparatus, and method of manufacturing photoelectric conversion element | |
| CN211045478U (en) | Perovskite film coating equipment | |
| US20100200411A1 (en) | Method and apparatus for the solution deposition of oxide | |
| CN210272402U (en) | Roll-to-roll chemical water bath deposition system | |
| JPH11217692A (en) | Production of zinc oxide thin film, semiconductor device substrate and photovoltaic element | |
| KR101380142B1 (en) | chemical vapor deposition for mist injection over substrate transport and method for fabricating transparent conducting oxide layer using the same and method for fabricating CIS-based thin film solar battery using the same | |
| CN209843735U (en) | Deposition tank, chemical water bath deposition device and reel-to-reel chemical water bath deposition system | |
| CN110783466A (en) | Perovskite thin film coating equipment and method for preparing perovskite light absorption layer by using same | |
| JP2012009494A (en) | Method of manufacturing photoelectric conversion element, and substrate with photoelectric conversion semiconductor layer | |
| CN105980067B (en) | Solution containment during buffer layer deposition | |
| JP2012084677A (en) | Liquid-phase inorganic-film formation method | |
| JP2012084679A (en) | Cbd film forming device | |
| US20100200409A1 (en) | Solution deposition and method with substrate making |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 100076 6015, 6th floor, building 8, 9 Yingshun Road, Yinghai Town, Daxing District, Beijing Patentee after: Beijing Dingrong Photovoltaic Technology Co.,Ltd. Address before: 100176 Beijing Daxing District Beijing economic and Technological Development Zone Rongchang East Street 7 hospital 6 Building 3001 room. Patentee before: BEIJING APOLLO DING RONG SOLAR TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210510 Address after: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: Hongyi Technology Co.,Ltd. Address before: 100076 6015, 6th floor, building 8, 9 Yingshun Road, Yinghai Town, Daxing District, Beijing Patentee before: Beijing Dingrong Photovoltaic Technology Co.,Ltd. |