CN110437762A - A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting - Google Patents
A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting Download PDFInfo
- Publication number
- CN110437762A CN110437762A CN201910646205.XA CN201910646205A CN110437762A CN 110437762 A CN110437762 A CN 110437762A CN 201910646205 A CN201910646205 A CN 201910646205A CN 110437762 A CN110437762 A CN 110437762A
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- China
- Prior art keywords
- pressure sensitive
- adhesive tape
- conductive adhesive
- sensitive conductive
- particle
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- 239000002390 adhesive tape Substances 0.000 title claims abstract description 62
- 239000002245 particle Substances 0.000 claims abstract description 40
- 239000003292 glue Substances 0.000 claims abstract description 35
- 238000002360 preparation method Methods 0.000 claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 10
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims abstract description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 239000011521 glass Substances 0.000 claims description 14
- 239000003595 mist Substances 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 238000000576 coating method Methods 0.000 claims description 11
- 239000011248 coating agent Substances 0.000 claims description 9
- 229910052759 nickel Inorganic materials 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 230000000996 additive effect Effects 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 6
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 abstract description 4
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 abstract description 4
- 206010015150 Erythema Diseases 0.000 abstract 1
- 231100000321 erythema Toxicity 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 8
- 238000005538 encapsulation Methods 0.000 description 7
- 239000002313 adhesive film Substances 0.000 description 4
- 238000001723 curing Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 238000009281 ultraviolet germicidal irradiation Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 230000035882 stress Effects 0.000 description 1
- 238000009156 water cure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
- C09J7/38—Pressure-sensitive adhesives [PSA]
- C09J7/381—Pressure-sensitive adhesives [PSA] based on macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- C09J7/385—Acrylic polymers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J9/00—Adhesives characterised by their physical nature or the effects produced, e.g. glue sticks
- C09J9/02—Electrically-conducting adhesives
-
- 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
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0806—Silver
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/085—Copper
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/08—Metals
- C08K2003/0862—Nickel
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/322—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of solar panels
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/302—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive being pressure-sensitive, i.e. tacky at temperatures inferior to 30°C
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/30—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier
- C09J2301/314—Additional features of adhesives in the form of films or foils characterized by the chemical, physicochemical or physical properties of the adhesive or the carrier the adhesive layer and/or the carrier being conductive
-
- 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
Abstract
The present invention provides a kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting, preparation step are as follows: step 1: conductive particle is uniformly dispersed in acrylic pressure sensitive glue, and pressure sensitive conductive glue film is obtained after coated, film-forming, winding；Step 2: pressure sensitive conductive glue film is carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape.It is applied in photovoltaic imbrication component, it can be realized the flexibility fitting and efficiently balanced conduction between photovoltaic imbrication component cell piece, so that the connection when assembling imbrication cell piece is more quick and efficient, it solves in existing photovoltaic imbrication module production process simultaneously, when using welding and conductive glue connection cell piece the problems such as existing rosin joint, expansion, crack, erythema.
Description
Technical field
The present invention relates to pressure sensitive adhesive technical fields, and in particular to a kind of pressure sensitive conductive adhesive tape and its is bonded in photovoltaic cell
In application.
Background technique
It using solar power generation as clean energy resource, can not only economize on resources, while carbon dioxide can be greatly reduced
Discharge amount, therefore solar battery has obtained the high praise energetically of every country and area.Solar power generation is indispensable to be
Cell piece, wherein imbrication battery component is closely to connect cell piece in a superimposed manner, the case where using same assembled material
Under can be laid with more cell pieces, increase battery component to the absorption area of sunlight, improve the transfer efficiency of photovoltaic module, together
When also reduce cost, it is therefore, market-oriented.The connection between photovoltaic imbrication component cell piece currently on the market substantially according to
Bonding connection is realized by welding or conductive glue, but all there is a problem of that technology and application are upper, wherein it is connected using welding,
Since welding does not have tack, contraposition fitting constructing operation is difficult, and needing to carry out it high-temperature heating is fitted and connected it, heated
It is easy in journey because some uncontrollable factors cause to heat unevenly, to cause between photovoltaic imbrication component cell piece welding
Situations such as rosin joint is not connected to influences service performance.And conductive glue connection is used to have excessive glue after pressing there are dispensing is uneven
Technical problem, and be also required to high-temperature heating and promote its solidification connection, easily cause the conductive non-uniform situation of virtual connections, and glue
Brittleness after water cure is larger, in some extreme environments, due to ageing process of expanding with heat and contract with cold, can cause to photovoltaic imbrication component
Crack etc. is destroyed.Therefore, it is necessary to develop one kind to have excellent performance conducting resinl, problem above is solved, to further increase cell piece
Between stickiness, to improve the service performance of solar battery.
Summary of the invention
Technical problems to be solved: the present invention provides a kind of preparation methods of pressure sensitive conductive adhesive tape, and are applied to
In photovoltaic cell fitting, the fitting of cell piece, be can be realized soft between photovoltaic cell especially in photovoltaic imbrication component
Property fitting and efficiently balanced conductive so that the connection in assembled battery piece is more quick and efficiently solve existing stacked photovoltaic
Existing heating unevenness, rosin joint, expansion, crack etc. when in watt module production process using welding and conductive glue connection cell piece
Problem.Pressure sensitive conductive glue film also compensates in component between different materials as a kind of binding material more flexible simultaneously
The difference of thermal expansion coefficient is adapted to more temperature difference environments to have superior high/low temperature cycle performance；And
This conductive adhesive film has certain heating conduction, the hot spot heat occurred in component can be quickly relayed to adjacent battery
On piece reduces battery temperature, has better heat resistanceheat resistant spot performance.
A kind of technical solution: preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: conductive particle is uniformly dispersed in acrylic pressure sensitive glue, is obtained after coated, film-forming, winding
Pressure sensitive conductive glue film；
Step 2: pressure sensitive conductive glue film is carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape.
Further, the conductive particle is wicker copper particle, silver-colored packet glass micro mist particle, silver-colored nickel coat particle or its mixing
Object, additive amount 15-65wt%.
Further, the wicker copper particle, silver-colored packet glass micro mist particle, silver-colored nickel coat particle adding proportion be 1:2:1.
Further, the partial size D50 value of the wicker copper particle, silver-colored packet glass micro mist particle and silver-colored nickel coat particle be 5 μm-
50μm。
Further, the pressure sensitive conductive adhesive tape with a thickness of 20 μm -100 μm, length and width is according to the ruler of cell piece
Very little and area that is being bonded is die cut.
Further, the width of the pressure sensitive conductive adhesive tape is 0.3mm-1.8mm, length 39mm-316mm.
Further, the coating method be the acrylic pressure sensitive glue of evenly dispersed conductive particle is coated on it is release
On film or release paper, coating speed 3-30m/min；The curing mode is using the curing mode being heating and curing or UV irradiates.
A kind of the answering in photovoltaic cell fitting of pressure sensitive conductive adhesive tape prepared by the preparation method of pressure sensitive conductive adhesive tape
With.
Further, it is set using manual or automatic makeup and pressure sensitive conductive adhesive tape is pasted on photovoltaic cell marginal portion,
It is sequentially connected in series with imbricated way and pastes adjacent cell piece.
Further, the overlapping widths when adjacent cell piece is bonded are 0.3-1.8mm.
The utility model has the advantages that
1. being easily connected to very much the front and back sides and positive and negative anodes of two cell pieces, can be used directly after fitting, without heating,
The techniques such as be heating and curing are eliminated compared with other products, improve production efficiency and the energy is reduced；
2. the performance of pressure sensitive conductive adhesive tape of the present invention can achieve following standard: cohesive force: > 10N/25mm(ASTM D3330),
Conductivity: < 1*10-3Cm, resistance to ag(e)ing: imbrication component power loss/decaying < 2%(IEC61215).
3. pressure sensitive conductive adhesive tape of the present invention is applied after imbrication component, relative to other connection types, rosin joint is not present,
And it can be to avoid the crack generated because of material difference bring stress to cell piece of expanding with heat and contract with cold under high and low temperature environment
And phenomena such as hot spot, reduce the possible various unfavorable factors in rear end to the greatest extent, realizes the yield of component production
It is promoted.
4. pressure sensitive conductive adhesive tape of the present invention is applied after imbrication component, relative to the other modes of cell piece connection, 60 editions
5-10W or more can be improved in type monocrystalline imbrication component package power.
Detailed description of the invention
Fig. 1 is the photo of prepared pressure sensitive conductive adhesive tape in embodiment 5.
Fig. 2 is the schematic diagram of application of the pressure sensitive conductive adhesive tape of the present invention in photovoltaic cell fitting.
Fig. 3 is the schematic diagram of full wafer photovoltaic imbrication component.
(a) is the SEM electron microscopic picture of prepared pressure sensitive conductive adhesive tape in embodiment 3 in Fig. 4；It (b) is made in embodiment 3
The SEM electron microscopic picture of the cross section of standby pressure sensitive conductive adhesive tape.
Fig. 5 is the EL image of the photovoltaic imbrication battery component of embodiment 5.
Specific embodiment
By taking pressure sensitive conductive adhesive tape of the present invention is in the application in the fitting of photovoltaic imbrication battery component battery patch as an example.
Embodiment 1
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: the mixture of the wicker copper particle of 15wt% and Yin Bao glass micro mist particle is uniformly dispersed in propylene acid fracturing
It in quick glue, is coated in release film or release paper, coating speed 3m/min is obtained pressure-sensitive after the film forming that is heating and curing, winding
Conductive adhesive film, wherein the ratio of wicker copper particle and Yin Bao glass micro mist particle is 1:1, and partial size D50 is 20um；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 20 μm, width is
0.8mm, length 156mm.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: 11.4N/25mm(ASTM D3330)；It is conductive
Rate: 0.8*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.08%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1mm.Such as Fig. 2 and
Shown in Fig. 3.
Simultaneously by test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be done
To 356W, the component efficiency beyond usual manner.
Embodiment 2
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: the mixture of the wicker copper particle of 25wt% and Yin Bao glass micro mist particle is uniformly dispersed in propylene acid fracturing
It in quick glue, is coated in release film or release paper, is pressed after coating speed 10m/min, UV irradiation film-forming, winding
Quick conductive adhesive film, wherein the ratio of wicker copper particle and Yin Bao glass micro mist particle is 1:2, and partial size D50 is 5um；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 40 μm, width is
1mm, length 156mm.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: > 12N/25mm(ASTM D3330)；Conductivity:
0.86*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.7%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1mm.
By test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be accomplished
356W, the component efficiency beyond usual manner.
Embodiment 3
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: it is dispersed in the silver-colored packet glass micro mist of 35wt% is evengranular in acrylic pressure sensitive glue, is coated on release film
Or in release paper, coating speed 15m/min obtains pressure sensitive conductive glue film, wherein Yin Baobo after the film forming that is heating and curing, winding
The partial size D50 of glass micro powder granule is 15um；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 60 μm, width is
1mm, length 156mm.Its plane SEM electron microscopic picture and cross section SEM electron microscopic picture are respectively as shown in (a) and (b) in Fig. 4.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: 10.7N/25mm(ASTM D3330)；It is conductive
Rate: 0.78*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.19%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1.1mm.
By test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be accomplished
362W, the component efficiency beyond usual manner.
Embodiment 4
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: the mixture of the wicker copper particle of 45wt% and Yin Bao glass micro mist particle is uniformly dispersed in propylene acid fracturing
It in quick glue, is coated in release film or release paper, coating speed 20m/min is obtained pressure-sensitive after the film forming that is heating and curing, winding
Conductive adhesive film, wherein the ratio of wicker copper particle and Yin Bao glass micro mist particle is 1:3, and partial size D50 is 20 μm；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 80 μm, width is
0.8mm, length 156mm.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: 11.1N/25mm(ASTM D3330)；It is conductive
Rate: 0.62*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.37%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1mm.
By test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be accomplished
360W, the component efficiency beyond usual manner.
Embodiment 5
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: it is dispersed in the wicker copper of 55wt% is evengranular in acrylic pressure sensitive glue, is coated on release film or release
On paper, pressure sensitive conductive glue film is obtained after coating speed 8m/min, UV irradiation film-forming, winding, wherein wicker copper particle
Diameter D50 is 30 μm；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 100 μm, width is
0.8mm, length 153mm, as shown in Figure 1.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: 12.3N/25mm(ASTM D3330)；It is conductive
Rate: 0.66*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.56%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1.3mm.
Photovoltaic imbrication battery component was subjected to TC50 and TC200 test, as a result as shown in Figure 5.Simultaneously by testing,
The encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can accomplish 353W, beyond usual manner
Component efficiency.
Embodiment 6
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: the mixture of the wicker copper particle of 45wt% and silver-colored nickel coat particle is uniformly dispersed in acrylic pressure sensitive glue
In, it is coated in release film or release paper, coating speed 12m/min obtains pressure-sensing conducting resin after the film forming that is heating and curing, winding
Film, wherein the ratio of wicker copper particle and silver-colored nickel coat particle is 1:4, and partial size D50 is 40 μm；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 70 μm, width is
1.2mm, length 78mm.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: > 11.7N/25mm(ASTM D3330)；It is conductive
Rate: 0.52*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.27%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1.5mm.
By test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be accomplished
355W, the component efficiency beyond usual manner.
Embodiment 7
A kind of preparation method of pressure sensitive conductive adhesive tape, comprising the following steps:
Step 1: it is dispersed in the silver-colored nickel coat of 45wt% is evengranular in acrylic pressure sensitive glue, is coated on release film or release
On paper, pressure sensitive conductive glue film is obtained after coating speed 15m/min, UV irradiation film-forming, winding, partial size D50 is 50 μm；
Step 2: pressure sensitive conductive glue film being carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape, and with a thickness of 70 μm, width is
1.2mm, length 319mm.
The performance of gained pressure sensitive conductive adhesive tape is tested, cohesive force: > 11.4N/25mm(ASTM D3330)；It is conductive
Rate: 0.64*10-3Ω∙cm；Resistance to ag(e)ing: imbrication component power is lost/decay to 1.69%(IEC61215).
The cell piece edge that pressure sensitive conductive adhesive tape is pasted on to photovoltaic imbrication battery component is set using manual or automatic makeup
Part is sequentially connected in series with imbricated way and pastes adjacent cell piece, and overlapping widths when adjacent cell piece is bonded are 1.3mm.
By test, the encapsulation power of the monocrystalline PREC battery imbrication component of 60 editions 22% average efficiencys of type can be accomplished
355W or more, the component efficiency beyond usual manner.
Claims (10)
1. a kind of preparation method of pressure sensitive conductive adhesive tape, which comprises the following steps:
Step 1: conductive particle is uniformly dispersed in acrylic pressure sensitive glue, is obtained after coated, film-forming, winding
Pressure sensitive conductive glue film；
Step 2: pressure sensitive conductive glue film is carried out to be die cut to obtain strip, as pressure sensitive conductive adhesive tape.
2. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 1, it is characterised in that: the conductive particle is
Or mixtures thereof wicker copper particle, silver-colored packet glass micro mist particle, silver-colored nickel coat particle, additive amount 15-65wt%.
3. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 2, it is characterised in that: the wicker copper
Grain, silver-colored packet glass micro mist particle, silver-colored nickel coat particle adding proportion be 1:2:1.
4. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 2, it is characterised in that: the wicker copper
The partial size D50 value of grain, silver-colored packet glass micro mist particle and silver-colored nickel coat particle is 5 μm -50 μm.
5. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 1, it is characterised in that: the pressure-sensing conducting resin
Item with a thickness of 20 μm -100 μm, length and width is die cut according to the size of cell piece and the area being bonded.
6. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 1, it is characterised in that: the pressure-sensing conducting resin
The width of item is 0.3mm-1.8mm, length 39mm-316mm.
7. a kind of preparation method of pressure sensitive conductive adhesive tape according to claim 1, it is characterised in that: the coating method is
The acrylic pressure sensitive glue of evenly dispersed conductive particle is coated in release film or release paper, coating speed 3-30m/
min；The curing mode is using the curing mode being heating and curing or UV irradiates.
8. pressure sensitive conductive adhesive tape prepared by a kind of preparation method of pressure sensitive conductive adhesive tape described in -7 is in light according to claim 1
Lie prostrate the application in cell piece fitting.
9. application of the pressure sensitive conductive adhesive tape according to claim 8 in photovoltaic cell fitting, it is characterised in that: utilize
Manual or automatic makeup, which is set, is pasted on photovoltaic cell marginal portion for pressure sensitive conductive adhesive tape, is sequentially connected in series stickup with imbricated way
Adjacent cell piece.
10. application of the pressure sensitive conductive adhesive tape according to claim 9 in photovoltaic cell fitting, it is characterised in that: institute
Overlapping widths when stating the fitting of adjacent cell piece are 0.3-1.8mm.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646205.XA CN110437762A (en) | 2019-07-17 | 2019-07-17 | A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting |
| PCT/CN2020/087547 WO2021008190A1 (en) | 2019-07-17 | 2020-04-28 | Pressure-sensitive conductive adhesive tape and application thereof in photovoltaic cell sheet lamination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910646205.XA CN110437762A (en) | 2019-07-17 | 2019-07-17 | A kind of pressure sensitive conductive adhesive tape and its application in photovoltaic cell fitting |
Publications (1)
| Publication Number | Publication Date |
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| CN110437762A true CN110437762A (en) | 2019-11-12 |
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| WO (1) | WO2021008190A1 (en) |
Cited By (3)
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| CN111087939A (en) * | 2019-12-05 | 2020-05-01 | 江苏晶华新材料科技有限公司 | Conductive adhesive tape |
| WO2021008190A1 (en) * | 2019-07-17 | 2021-01-21 | 苏州微邦材料科技有限公司 | Pressure-sensitive conductive adhesive tape and application thereof in photovoltaic cell sheet lamination |
| CN113921618A (en) * | 2020-07-08 | 2022-01-11 | 咸阳隆基乐叶光伏科技有限公司 | Bus bar, photovoltaic module and battery string connecting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116825902B (en) * | 2023-08-31 | 2023-12-01 | 浙江制能科技有限公司 | Film coating system for photovoltaic module, film coating method and preparation method of photovoltaic module |
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| WO2021008190A1 (en) | 2021-01-21 |
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