CN110538746A - Segmented welding strip coloring device based on spraying and welding strip coloring method - Google Patents
Segmented welding strip coloring device based on spraying and welding strip coloring method Download PDFInfo
- Publication number
- CN110538746A CN110538746A CN201910834827.5A CN201910834827A CN110538746A CN 110538746 A CN110538746 A CN 110538746A CN 201910834827 A CN201910834827 A CN 201910834827A CN 110538746 A CN110538746 A CN 110538746A
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- CN
- China
- Prior art keywords
- spraying
- coloring
- welding
- welding strip
- solder strip
- 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.)
- Pending
Links
- 238000005507 spraying Methods 0.000 title claims abstract description 126
- 238000003466 welding Methods 0.000 title claims abstract description 62
- 238000004040 coloring Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 19
- 239000007921 spray Substances 0.000 claims abstract description 6
- 229910000679 solder Inorganic materials 0.000 claims description 32
- 238000007747 plating Methods 0.000 claims description 21
- 239000011248 coating agent Substances 0.000 claims description 14
- 238000000576 coating method Methods 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 6
- 238000009825 accumulation Methods 0.000 claims description 5
- 230000011218 segmentation Effects 0.000 claims description 5
- 238000004140 cleaning Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 239000004094 surface-active agent Substances 0.000 claims description 3
- 230000008021 deposition Effects 0.000 claims 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims 1
- 239000002987 primer (paints) Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 12
- 238000004804 winding Methods 0.000 abstract description 3
- 238000010924 continuous production Methods 0.000 abstract description 2
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 238000005192 partition Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/02—Arrangements for controlling delivery; Arrangements for controlling the spray area for controlling time, or sequence, of delivery
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/08—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means
- B05B12/12—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus
- B05B12/124—Arrangements for controlling delivery; Arrangements for controlling the spray area responsive to condition of liquid or other fluent material to be discharged, of ambient medium or of target ; responsive to condition of spray devices or of supply means, e.g. pipes, pumps or their drive means responsive to conditions of ambient medium or target, e.g. humidity, temperature position or movement of the target relative to the spray apparatus responsive to distance between spray apparatus and target
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
- B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
- B05B13/0221—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work characterised by the means for moving or conveying the objects or other work, e.g. conveyor belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05D5/00—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
- B05D5/06—Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures to obtain multicolour or other optical effects
Landscapes
- Electroplating Methods And Accessories (AREA)
Abstract
a segmented welding strip coloring device based on spraying comprises a feeding roller and a winding roller, which are used for welding strips, a spraying machine table and a feeding roller, which is used for controlling the feeding of the welding strips, wherein the spraying machine table comprises spraying heads and spraying plates working at intervals, a plurality of spraying grooves in which the welding strips are embedded are formed in the spraying plates, spray heads are arranged in one-to-one correspondence with the spraying grooves, and the depth of each spraying groove is greater than the thickness of each welding strip; the welding strip enters a spraying machine table through a feeding roller, the welding strip is ensured to pass through a spraying head at a constant speed in the spraying process, a local coloring layer is formed on the welding strip through the interval operation of the spraying head, and the continuous production of the sectional welding strip is realized; the welding strip is embedded in the spraying groove in a clamping mode when spraying is conducted, shielding of the surface of the spraying head side of the welding strip is achieved, a coloring layer is prevented from being formed on the surface, and therefore production quality of the segmented welding strip is guaranteed.
Description
Technical Field
The invention relates to the technical field of photovoltaics, in particular to a segmented solder strip coloring device and a solder strip coloring method based on spraying.
Background
the solder strip is a solder material used on the solar cell module and mainly plays a role in connecting and conducting electricity. After the traditional solder strip is applied to a solar cell module, the natural color of the substrate of the solder strip is not coordinated with the colors of a photovoltaic module cell and a back plate, so that the attractiveness of the photovoltaic module is influenced. In addition, in the use of solar cell modules, in some buildings with high appearance requirements, the cell plates and even the whole module are expected to show one color.
The existing method for solving the problems is to coat a coloring layer on the surface of the solder strip substrate, however, the existence of the coloring layer can cause certain influence on the welding performance, the insufficient soldering is easy to occur, the photoelectric conversion efficiency of the photovoltaic module is influenced,
The company previously applied Chinese patent document with application number CN201820892525.4 discloses a twistable coloring photovoltaic solder strip, which comprises a solder strip substrate, a metal coating and a coloring layer; the metal coating is wrapped on the welding strip substrate in an electroplating mode and is divided into an upper metal coating, a lower metal coating and a side wall metal coating according to the relative position of the metal coating and the welding strip substrate; only the upper metal coating and the side wall metal coating are covered with coloring layers; a torsion part is arranged on the welding strip base body;
In the technical scheme, the welding strip is divided into sections with intervals of the coloring layers in a twisting mode, the coloring layers need to be coated on the whole upper metal layer in production, and the area of the coloring layers effectively utilized is only 1/2 with smaller attaching area, so that materials for forming the coloring layers are wasted greatly, the production cost is increased, and the prior art has improvement.
disclosure of Invention
in order to solve the technical problems, the invention provides a segmented solder strip coloring device based on spraying, which is used for realizing continuous and streamlined segmented solder strip production by locally spraying a coloring layer on one side of a solder strip, improving the production efficiency of the segmented solder strip and reducing the production cost of the segmented solder strip.
In order to achieve the purpose, the technical scheme of the invention is as follows: the utility model provides a painted device of area is welded in segmentation based on spraying plating, is including being used for welding the feed roll and the wind-up roll in area, still including spraying plating board and being used for controlling the feed roll that the area fed, spraying plating board is including the spraying plating head and the spraying board of interval work, set up a plurality of spraying grooves of establishing the area of welding of inlaying on the spraying board, the shower nozzle with spraying groove one-to-one sets up, the degree of depth in spraying groove is greater than the thickness of welding the area.
by adopting the technical scheme, the welding strip enters the spraying machine station through the feeding roller, the welding strip is ensured to pass through the spraying heads at a constant speed in the spraying process, a local coloring layer is formed on the welding strip through the interval operation of the spraying heads, and the continuous production of the sectional welding strip is realized; the welding strip is embedded in the spraying groove in a clamping mode when spraying is conducted, shielding of the surface of the spraying head side of the welding strip is achieved, a coloring layer is prevented from being formed on the surface, and therefore production quality of the segmented welding strip is guaranteed.
The invention is further configured to: and the spraying groove is internally provided with an anti-liquid accumulation groove positioned at two sides of the welding strip.
Through adopting above-mentioned technical scheme, the anti-accumulation groove that sets up in the spraying groove can guide the spraying liquid that permeates in the spraying groove, avoids spraying liquid and keeps away from the welding strip surface contact of spraying coating first side surface, improves the stability in the segmentation welding strip production process greatly.
The invention is further configured to: the feeding rollers are arranged at two ends of the spraying groove in pairs, and the welding strips are wound on the feeding rollers.
Through adopting above-mentioned technical scheme, weld and take the winding to can prevent on the feed roll to weld the area and take place to slide at the operation in-process, the feed roll that sets up in pairs can guarantee to be located the welding area between two feed rolls and keep the tensioning state, and then guarantees to weld the area and keep leveling when spraying plating, improves the spraying plating effect.
The invention is further configured to: the spraying machine table further comprises a controller used for controlling the spraying heads to work at intervals, the feeding roller rotates at a constant speed, and the controller controls the spraying heads to work at equal time intervals.
Through adopting above-mentioned technical scheme, realize spraying coating head's equidistant work of time through controller control, the constant velocity of feed roll rotates and can guarantee to form the dyed layer that the segmentation appears on welding the area surface.
The invention is further configured to: the spraying machine platform also comprises a controller used for controlling the spraying heads to work at intervals, the feed roller is connected with a sensor used for recording the rotation angle of the feed roller, and the controller controls the working state of the spraying heads according to the signals of the sensor.
Through adopting above-mentioned technical scheme, thereby can measure the rotation number of turns of feed roll through the sensor and indirectly obtain the working distance of welding the area in the spraying plating board, the controller controls the operating condition of spraying coating head according to the distance signal that the sensor transmitted, has reduced the requirement of the at the uniform velocity pay-off of feed roll to it welds the length of taking the surperficial dyed layer to change in the adjustment in-process.
The invention is further configured to: the spraying machine is characterized in that an adjusting seat used for installing the feed roll is arranged on the spraying machine table, the feed roll is rotatably arranged on the adjusting seat, a lead screw parallel to the spraying groove is arranged on the spraying machine table, and the adjusting seat is in threaded fit with the lead screw.
Through adopting above-mentioned technical scheme, the person of facilitating the use adjusts the distance between two feed rolls, guarantees that the welding strip in the spraying plating board keeps the tensioning state.
The invention is further configured to: and partition plates are arranged on two sides of the spraying head.
by adopting the technical scheme, the phenomenon that the length of the coloring layer is unstable due to the fact that the spraying liquid is sputtered onto the metal coating of the welding strip in the spraying process is avoided.
The invention also provides a welding strip coloring method based on sectional spraying, which comprises the following steps:
s1, preprocessing a welding strip substrate;
S2, putting the welding strip substrate into the coloring device to finish coloring;
And S3, drying and rolling.
By adopting the technical scheme, the coloring layer is formed by locally spraying the single surface of the welding strip through the coloring device, the continuous and streamlined production of the sectional welding strip is realized, the production efficiency of the sectional welding strip is improved, and the production cost of the sectional welding strip is reduced.
The invention is further configured to: and the pretreatment in the S1 comprises derusting treatment of the surface of the welding strip, spraying of primer, spraying of surfactant, cleaning and drying.
Through adopting above-mentioned technical scheme, guarantee to weld the coloured layer of taking spraying plating in S2 and can adhere to on welding the area, avoid the coloured layer to take place to peel off.
the invention is further configured to: and after the spraying head stops working, the coil feeding roller stops conveying the welding strip for at least 1 s.
Through adopting above-mentioned technical scheme, can prevent on the one hand that the last residual spraying plating liquid drop of spraying plating head from falling on the metallic coating surface, on the other hand can guarantee that the spraying plating liquid fully solidifies on the solder strip surface, prevents to peel off in transmission process.
in summary, the present invention has the following technical effects:
1. compared with an electroplating process, the spraying process is green and environment-friendly, and no heavy metal or three wastes are discharged in the production process;
2. The operation of the spraying process is safe, and no harm is caused to spraying personnel during the operation.
drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the embodiments or the description of the prior art will be briefly described below.
FIG. 1 is a schematic view of the overall structure of a device for coloring a segmented solder strip;
FIG. 2 is a schematic view of the overall structure of the spray plate;
FIG. 3 is a schematic structural view of the adjustment seat;
FIG. 4 is a schematic diagram of a module for controlling a feed roll and a spray head by a controller;
FIG. 5 is a flow chart of a solder strip coloring method.
In the figure: 1. a feed roll; 2. a wind-up roll; 3. a spraying machine station; 31. a spray head; 32. spraying a plate; 321. spraying a groove; 322. an anti-accumulation liquid tank; 33. a partition plate; 4. a feed roller; 5. an adjusting seat; 51. a screw rod; 6. a controller; 7. a sensor.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in figure 1, a painted device in area is welded in segmentation based on spraying plating, including feed roll and the wind-up roll that is used for welding the area, still including spraying plating board and be used for controlling the feed roll that welds the area and feed, spraying plating board is including the spraying plating head and the spraying board of interval work, combines figure 2 to show, sets up a plurality of spraying grooves of inlaying and establishing the area of welding on the spraying board, and the shower nozzle sets up with spraying groove one-to-one, and the degree of depth in spraying groove is greater than the thickness that welds the area. The spraying groove is internally provided with an anti-liquid accumulation groove positioned at two sides of the welding strip. In order to avoid the spray solution from sputtering to other surfaces of the solder strip during the spraying process, partition plates are arranged on two sides of the spraying head.
In this scheme, in order to facilitate the rate of tension of welding the area in adjusting the spraying plating board, the feed roll sets up in pairs at the both ends in spraying groove, welds the area and twines on the feed roll. Referring to fig. 3, the spraying machine is provided with an adjusting seat for mounting the feed roll, the feed roll is rotatably arranged on the adjusting seat, the spraying machine is provided with a screw rod parallel to the spraying groove, and the adjusting seat is in threaded fit with the screw rod.
In order to form a colored layer appearing in stages on the surface of the solder fillet, embodiment 2: the spraying machine also comprises a controller used for controlling the spraying heads to work at intervals, the feeding roller rotates at a constant speed, and the controller controls the spraying heads to work at equal time intervals.
embodiment 2: referring to fig. 4, the spraying machine further includes a controller for controlling the spraying heads to work at intervals, the feed roller is connected with a sensor for recording the rotation angle of the feed roller, and the controller controls the working state of the spraying heads according to the signal of the sensor.
A solder strip coloring method based on sectional spraying comprises the following steps:
S1, preprocessing a welding strip substrate;
S2, the welding strip substrate enters the coloring device to finish coloring;
And S3, drying and rolling.
Further, the pretreatment in the step S1 sequentially comprises derusting treatment of the surface of the welding strip, spraying of a primer, spraying of a surfactant, cleaning and drying.
Further, the winding roller of the spraying head stops conveying the welding strip for at least 1s after the stop work is finished.
It should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept of the present invention, and these changes and modifications belong to the protection scope of the present invention.
Claims (10)
1. The utility model provides a painted device in area is welded in segmentation based on spraying plating, is including being used for welding the feed roll and the wind-up roll in area, its characterized in that, still including spraying plating board and being used for controlling the feed roll that welds the area and feed, spraying plating board is including the spraying plating head and the spraying board of interval work, set up a plurality of spraying grooves of inlaying and establishing the area of welding on the spraying board, the shower nozzle with spraying groove one-to-one sets up, the degree of depth in spraying groove is greater than the thickness of welding the area.
2. the coloring apparatus for sectional solder strip according to claim 1, wherein the spraying groove is provided with liquid accumulation preventing grooves at both sides of the solder strip.
3. The staged solder strip coloring apparatus as claimed in claim 1, wherein the feed rollers are provided in pairs at both ends of the spray groove, and the solder strip is wound around the feed rollers.
4. The device for coloring a segmented solder strip according to any one of claims 1 to 3, wherein the spraying machine further comprises a controller for controlling the spraying heads to work at intervals, the feed roller rotates at a constant speed, and the controller controls the spraying heads to work at equal time intervals.
5. The device for coloring a segmented solder strip according to any one of claims 1 to 3, wherein the spraying machine further comprises a controller for controlling the spraying heads to work at intervals, the feed roller is connected with a sensor for recording the rotation angle of the feed roller, and the controller controls the working state of the spraying heads according to the signal of the sensor.
6. the spraying-based sectional solder strip coloring apparatus as claimed in claim 1, wherein an adjusting seat for mounting the feed roller is provided on the spraying machine, the feed roller is rotatably provided on the adjusting seat, a lead screw parallel to the spraying groove is provided on the spraying machine, and the adjusting seat is screw-fitted on the lead screw.
7. A deposition-based staged solder ribbon deposition apparatus as claimed in claim 1, wherein said deposition head is provided with baffles on both sides.
8. A solder strip coloring method based on sectional spraying is characterized by comprising the following steps:
S1, preprocessing a welding strip substrate;
s2, putting the solder strip substrate into the coloring device according to any one of claims 1 to 7 to finish coloring;
And S3, drying and rolling.
9. The method for coloring a solder strip according to claim 8, wherein the pretreatment of S1 comprises rust removal of the solder strip surface, primer coating, surfactant coating, and cleaning and drying.
10. The method of claim 9, wherein the deposition head stops the feed roll from feeding the ribbon for at least 1s after the stop is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834827.5A CN110538746A (en) | 2019-09-04 | 2019-09-04 | Segmented welding strip coloring device based on spraying and welding strip coloring method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910834827.5A CN110538746A (en) | 2019-09-04 | 2019-09-04 | Segmented welding strip coloring device based on spraying and welding strip coloring method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110538746A true CN110538746A (en) | 2019-12-06 |
Family
ID=68711277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910834827.5A Pending CN110538746A (en) | 2019-09-04 | 2019-09-04 | Segmented welding strip coloring device based on spraying and welding strip coloring method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110538746A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387447A (en) * | 2020-10-27 | 2021-02-23 | 上海盛谷光电科技有限公司 | Sex attraction board spraying device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11124663A (en) * | 1997-10-17 | 1999-05-11 | Nakashima:Kk | Glass thermal spraying method for metallic roll and device therefor |
| CN101773904A (en) * | 2010-02-09 | 2010-07-14 | 林文友 | Method for performing nano-plating on mirror surface |
| CN204912979U (en) * | 2015-06-25 | 2015-12-30 | 秦皇岛博硕光电设备股份有限公司 | Solar wafer series connection welding production line |
| CN207546844U (en) * | 2017-11-08 | 2018-06-29 | 江苏新大洲智能科技发展有限公司 | A kind of fireproof coating automatic spray apparatus |
| CN208489219U (en) * | 2018-06-29 | 2019-02-12 | 无锡尚德太阳能电力有限公司 | The production line of segmented color matching photovoltaic welding belt |
| CN211838599U (en) * | 2019-09-04 | 2020-11-03 | 宁波森联光电科技有限公司 | Painted device of area is welded in segmentation based on spraying plating |
-
2019
- 2019-09-04 CN CN201910834827.5A patent/CN110538746A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11124663A (en) * | 1997-10-17 | 1999-05-11 | Nakashima:Kk | Glass thermal spraying method for metallic roll and device therefor |
| CN101773904A (en) * | 2010-02-09 | 2010-07-14 | 林文友 | Method for performing nano-plating on mirror surface |
| CN204912979U (en) * | 2015-06-25 | 2015-12-30 | 秦皇岛博硕光电设备股份有限公司 | Solar wafer series connection welding production line |
| CN207546844U (en) * | 2017-11-08 | 2018-06-29 | 江苏新大洲智能科技发展有限公司 | A kind of fireproof coating automatic spray apparatus |
| CN208489219U (en) * | 2018-06-29 | 2019-02-12 | 无锡尚德太阳能电力有限公司 | The production line of segmented color matching photovoltaic welding belt |
| CN211838599U (en) * | 2019-09-04 | 2020-11-03 | 宁波森联光电科技有限公司 | Painted device of area is welded in segmentation based on spraying plating |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387447A (en) * | 2020-10-27 | 2021-02-23 | 上海盛谷光电科技有限公司 | Sex attraction board spraying device |
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Effective date of registration: 20220110 Address after: No. 950, Kanghe Road, Xiuzhou District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Chuanhe New Material Co.,Ltd. Applicant after: ZHEJIANG PERLIGHT SOLAR Co.,Ltd. Address before: 315400 No.28, Xingbin Road, Zhongyi Ningbo ecological park, Yuyao City, Ningbo City, Zhejiang Province (office only) Applicant before: NINGBO SENLIAN PHOTOELECTRIC TECHNOLOGY Co.,Ltd. Applicant before: ZHEJIANG PERLIGHT SOLAR Co.,Ltd. |
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Effective date of registration: 20230302 Address after: No. 950, Kanghe Road, Xiuzhou District, Jiaxing City, Zhejiang Province Applicant after: Zhejiang Chuanhe New Material Co.,Ltd. Applicant after: Wuxi Hanchen New Energy Technology Co.,Ltd. Address before: No. 950, Kanghe Road, Xiuzhou District, Jiaxing City, Zhejiang Province Applicant before: Zhejiang Chuanhe New Material Co.,Ltd. Applicant before: ZHEJIANG PERLIGHT SOLAR Co.,Ltd. |
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Application publication date: 20191206 |