CN110649116B - Multilayer packaging adhesive film for solar cell - Google Patents

Multilayer packaging adhesive film for solar cell Download PDF

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Publication number
CN110649116B
CN110649116B CN201910942751.8A CN201910942751A CN110649116B CN 110649116 B CN110649116 B CN 110649116B CN 201910942751 A CN201910942751 A CN 201910942751A CN 110649116 B CN110649116 B CN 110649116B
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adhesive film
film layer
layer
glued membrane
solar cell
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CN110649116A (en
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吕松
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Changzhou Sveck Photovoltaic New Material Co ltd
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Changzhou Sveck Photovoltaic New Material Co ltd
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    • 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
    • H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
    • 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
    • C09J11/06—Non-macromolecular additives organic
    • 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
    • C09J11/08—Macromolecular additives
    • 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
    • C09J123/00—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers
    • C09J123/02—Adhesives based on homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Adhesives based on derivatives of such polymers not modified by chemical after-treatment
    • C09J123/04—Homopolymers or copolymers of ethene
    • C09J123/08—Copolymers of ethene
    • C09J123/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C09J123/0853—Vinylacetate
    • 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
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/29—Laminated material
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • 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
    • C09J2423/00—Presence of polyolefin
    • C09J2423/04—Presence of homo or copolymers of ethene
    • 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
    • C09J2423/00—Presence of polyolefin
    • C09J2423/04—Presence of homo or copolymers of ethene
    • C09J2423/046—Presence of homo or copolymers of ethene in the substrate
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention relates to the technical field of photovoltaic cells, in particular to a multilayer packaging adhesive film for a solar cell, which comprises an upper adhesive film layer, a water vapor resistant layer, an insulating layer, a reinforcing layer and a lower adhesive film layer, wherein the layers are connected through a hot melt method, the cross sections of the upper adhesive film layer and the lower adhesive film layer are trapezoid, a plurality of grooves are formed in the edges of the upper adhesive film layer and the lower adhesive film layer, a plurality of protruding points are respectively arranged on the inner surfaces of the upper adhesive film layer and the lower adhesive film layer, and the protruding points are uniformly distributed on the inner surfaces of the upper adhesive film layer and the lower adhesive film layer; according to the invention, the structures of the upper adhesive film layer and the lower adhesive film layer are respectively designed into trapezoids, and the edges of the upper adhesive film layer and the lower adhesive film layer are designed with multiple grooves, so that the curling degree of the edges of the upper adhesive film layer and the lower adhesive film layer can be reduced, the edge curling degree of the multilayer adhesive film is obviously improved, and the service life and the service performance of packaging adhesive films and assemblies are ensured.

Description

Multilayer packaging adhesive film for solar cell
Technical Field
The invention relates to the technical field of photovoltaic cells, in particular to a multilayer packaging adhesive film for a solar cell.
Background
The solar cell module comprises a crystalline silicon cell, a packaging adhesive film, a back plate, glass and other structures, wherein the structures are connected through the packaging adhesive film, and the quality of the cohesiveness of the packaging adhesive film influences the stability and the service life of the solar cell module.
The humidity resistance and edge warping resistance of the existing multilayer packaging adhesive film for the solar cell are still required to be improved.
Disclosure of Invention
The purpose of the invention is that: overcomes the defects in the prior art and provides a multilayer packaging adhesive film for a solar cell, which has strong moist heat resistance and is not easy to warp at the edge.
In order to solve the technical problems, the invention adopts the following technical scheme:
the utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Further, the bump is one of a regular pyramid, a sphere, and a regular triangular pyramid.
Further, the waterproof vapor layer adopts a POE adhesive film layer, and the thickness of the POE adhesive film layer is 1-5 mu m.
Further, embossing is respectively arranged on the upper surface and the lower surface of the water vapor resistant layer.
Further, the upper adhesive film layer and the lower adhesive film layer comprise the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.01-0.04 part of antioxidant, 0.02-0.04 part of ultraviolet light stabilizer, 0.01-0.03 part of adhesion enhancer and 0.01-0.04 part of diluent.
Further, the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 2-5:1.
Furthermore, the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxy benzophenone, and the mass ratio of the mixture is 1-4:1.
Furthermore, the adhesion enhancer is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 1-3:1.
Further, the diluent is selected from one of alkane residual oil, cyclohexanone and ethyl acetate.
The technical scheme of the invention has the beneficial effects that:
according to the invention, the moisture-resistant layer is designed, so that the moisture-resistant performance of the multilayer packaging adhesive film is improved, and the moisture-resistant performance of the packaging adhesive film can be improved, thereby improving the use safety of the adhesive film and avoiding the influence on the power and the service life of the component.
According to the invention, the structures of the upper adhesive film layer and the lower adhesive film layer are respectively designed into trapezoids, and the edges of the upper adhesive film layer and the lower adhesive film layer are designed with multiple grooves, so that the curling degree of the edges of the upper adhesive film layer and the lower adhesive film layer can be reduced, the edge curling degree of the multilayer adhesive film is obviously improved, and the service life and the service performance of packaging adhesive films and assemblies are ensured.
Detailed Description
The invention will now be further described with reference to specific examples.
The utility model provides a multilayer packaging adhesive film for solar cell, includes glued membrane layer, water vapor resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted to go up glued membrane layer and lower glued membrane layer, go up glued membrane layer and lower glued membrane layer's edge has a plurality of recesses, go up glued membrane layer and lower glued membrane layer's internal surface and be equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed are on last glued membrane layer and lower glued membrane layer's internal surface, and the structural design of water vapor resistant layer, insulating layer and enhancement layer is showing and is improving the moist heat resistance, insulating nature and the rigidity intensity of packaging adhesive film, is showing the wholeness that has improved packaging adhesive film, has improved photovoltaic module's power and life.
As a preferred embodiment, the protruding points in the embodiment are one of a regular pyramid, a sphere and a regular triangular pyramid, and the structural design of the protruding points improves the connection strength between the upper adhesive film layer, the lower adhesive film layer and other adhesive film layers, and the protruding points are simple in structure, large in contact area and high in bonding strength.
As a preferred embodiment, in the embodiment, the steam-resistant layer is a POE film layer, and the thickness of the POE film layer is 1-5 mu m.
As a preferred embodiment, the upper surface and the lower surface of the moisture-resistant layer in this embodiment are respectively provided with embossing, and the structural design of the embossing can improve the connection strength between the adhesive film layers in the multi-layer packaging adhesive film.
As a preferred embodiment, the upper adhesive film layer and the lower adhesive film layer in this embodiment are composed of the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.01-0.04 part of antioxidant, 0.02-0.04 part of ultraviolet light stabilizer, 0.01-0.03 part of adhesion enhancer and 0.01-0.04 part of diluent.
As a preferred embodiment, the antioxidant in this embodiment is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol in a mass ratio of 2-5:1.
As a preferred embodiment, the ultraviolet light stabilizer in the embodiment is a mixture of benzimidazole and hydroxy benzophenone, and the mass ratio of the mixture is 1-4:1.
As a preferred embodiment, the adhesion enhancer in this embodiment is a mixture of polyethylene glycol and cyanate ester resin in a mass ratio of 1-3:1.
As a preferred embodiment, the diluent in this embodiment is selected from one of the group consisting of alkane residual oil, cyclohexanone, and ethyl acetate.
Example 1
The utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Wherein, the bump is in the shape of a regular quadrangular pyramid.
Wherein, the steam resistant layer adopts POE glued membrane layer, and POE glued membrane layer's thickness is 1 mu m.
Wherein, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossing.
Wherein, the mass parts of the upper adhesive film layer and the lower adhesive film layer are as follows: 10 parts of ethylene-vinyl acetate copolymer, 0.01 part of antioxidant, 0.02 part of ultraviolet light stabilizer, 0.01 part of adhesion enhancer and 0.01 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 2:1.
Wherein the ultraviolet stabilizer is a mixture of benzimidazole and hydroxy benzophenone with a mass ratio of 1:1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 1:1.
Wherein the diluent is selected from the group consisting of paraffinic residual oils.
Example 2
The utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Wherein the bump is spherical in shape.
The waterproof vapor layer adopts POE glued membrane layer, POE glued membrane layer's thickness is 2 mu m.
Wherein, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossing.
Wherein, the mass parts of the upper adhesive film layer and the lower adhesive film layer are as follows: 10 parts of ethylene-vinyl acetate copolymer, 0.02 part of antioxidant, 0.02 part of ultraviolet light stabilizer, 0.01 part of adhesion enhancer and 0.02 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 3:1.
Wherein the ultraviolet stabilizer is a mixture of benzimidazole and hydroxy benzophenone with a mass ratio of 2:1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 1.5:1.
Wherein the diluent is selected from the group consisting of paraffinic residual oils.
Example 3
The utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Wherein the convex points are in the shape of regular triangular pyramid.
The waterproof vapor layer adopts POE glued membrane layer, POE glued membrane layer's thickness is 3 mu m.
Wherein, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossing.
Wherein, the mass parts of the upper adhesive film layer and the lower adhesive film layer are as follows: 10 parts of ethylene-vinyl acetate copolymer, 0.03 part of antioxidant, 0.03 part of ultraviolet light stabilizer, 0.02 part of adhesion enhancer and 0.03 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 4:1.
Wherein the ultraviolet stabilizer is a mixture of benzimidazole and hydroxy benzophenone with a mass ratio of 2:1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 2:1.
Wherein the diluent is selected from ethyl alkyl acetate.
Example 4
The utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Wherein the bump is spherical in shape.
The waterproof vapor layer adopts POE glued membrane layer, POE glued membrane layer's thickness is 3 mu m.
Wherein, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossing.
Wherein, the mass parts of the upper adhesive film layer and the lower adhesive film layer are as follows: 10 parts of ethylene-vinyl acetate copolymer, 0.03 part of antioxidant, 0.03 part of ultraviolet light stabilizer, 0.02 part of adhesion enhancer and 0.02 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 3:1.
Wherein the ultraviolet stabilizer is a mixture of benzimidazole and hydroxy benzophenone with a mass ratio of 3:1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 2.5:1.
Wherein the diluent is selected from ethyl alkyl acetate.
Example 5
The utility model provides a multilayer packaging glued membrane for solar cell, includes glued membrane layer, steam resistant layer, insulating layer, enhancement layer and lower glued membrane layer, connects through hot melt method between above-mentioned each layer, the transversal trapezoidal of glued membrane layer and lower glued membrane layer is personally submitted, the edge of glued membrane layer and lower glued membrane layer has a plurality of recesses, the internal surface on glued membrane layer and lower glued membrane layer is equipped with a plurality of bumps respectively, a plurality of bump evenly distributed are on the internal surface on glued membrane layer and lower glued membrane layer.
Wherein, the bump is in the shape of a regular quadrangular pyramid.
The waterproof vapor layer adopts POE glued membrane layer, POE glued membrane layer's thickness is 5 mu m.
Wherein, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossing.
Wherein, the mass parts of the upper adhesive film layer and the lower adhesive film layer are as follows: 10 parts of ethylene-vinyl acetate copolymer, 0.04 part of antioxidant, 0.04 part of ultraviolet light stabilizer, 0.03 part of adhesion enhancer and 0.04 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 5:1.
Wherein the ultraviolet stabilizer is a mixture of benzimidazole and hydroxy benzophenone with a mass ratio of 4:1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 3:1.
Wherein the diluent is selected from the group consisting of paraffinic residual oils.
According to the invention, the moisture-resistant layer is designed, so that the moisture-resistant performance of the multilayer packaging adhesive film is improved, and the moisture-resistant performance of the packaging adhesive film can be improved, thereby improving the use safety of the adhesive film and avoiding the influence on the power and the service life of the component.
According to the invention, the structures of the upper adhesive film layer and the lower adhesive film layer are respectively designed into trapezoids, and the edges of the upper adhesive film layer and the lower adhesive film layer are designed with multiple grooves, so that the curling degree of the edges of the upper adhesive film layer and the lower adhesive film layer can be reduced, the edge curling degree of the multilayer adhesive film is obviously improved, and the service life and the service performance of packaging adhesive films and assemblies are ensured.
With the above-described preferred embodiments according to the present invention as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.

Claims (6)

1. The utility model provides a multilayer encapsulation glued membrane for solar cell which characterized in that: the waterproof adhesive film comprises an upper adhesive film layer, a waterproof vapor layer, an insulating layer, a reinforcing layer and a lower adhesive film layer, wherein the layers are connected through a hot melt method, the cross sections of the upper adhesive film layer and the lower adhesive film layer are trapezoid, a plurality of grooves are formed in the edges of the upper adhesive film layer and the lower adhesive film layer, a plurality of protruding points are respectively arranged on the inner surfaces of the upper adhesive film layer and the lower adhesive film layer, and the protruding points are uniformly distributed on the inner surfaces of the upper adhesive film layer and the lower adhesive film layer;
the waterproof vapor layer adopts a POE adhesive film layer, and the thickness of the POE adhesive film layer is 1-5 mu m;
embossing is respectively arranged on the upper surface and the lower surface of the steam-resistant layer;
the bump is one of a regular quadrangular pyramid shape and a spherical shape.
2. The multilayer packaging film for a solar cell according to claim 1, wherein: the upper adhesive film layer and the lower adhesive film layer comprise the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.01-0.04 part of antioxidant, 0.02-0.04 part of ultraviolet light stabilizer, 0.01-0.03 part of adhesion enhancer and 0.01-0.04 part of diluent.
3. The multilayer packaging film for a solar cell according to claim 2, wherein: the antioxidant is a compound of 6-methylsulfinylhexyl isothiocyanate and tea polyphenol, and the mass ratio of the antioxidant to the tea polyphenol is 2-5:1.
4. The multilayer packaging film for a solar cell according to claim 2, wherein: the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxy benzophenone, and the mass ratio of the mixture is 1-4:1.
5. The multilayer packaging film for a solar cell according to claim 2, wherein: the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate resin, and the mass ratio of the polyethylene glycol to the cyanate resin is 1-3:1.
6. The multilayer packaging film for a solar cell according to claim 2, wherein: the diluent is selected from one of alkane residual oil, cyclohexanone and ethyl acetate.
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CN112038432B (en) * 2020-09-11 2021-11-19 浙江晶科能源有限公司 Photovoltaic module, photovoltaic adhesive film and preparation method thereof

Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201038165Y (en) * 2007-04-03 2008-03-19 诸暨市枫华塑胶科技有限公司 Solar cell glue film
CN201270252Y (en) * 2008-09-28 2009-07-08 江阴爱康太阳能器材有限公司 Solar cell assembly encapsulation glue film
CN202039015U (en) * 2011-04-07 2011-11-16 江苏爱康太阳能科技股份有限公司 Solar battery packaging adhesive film embossed on two sides
CN202373591U (en) * 2011-10-31 2012-08-08 乐凯胶片股份有限公司 High transparency encapsulation film for solar battery
CN102856403A (en) * 2012-10-08 2013-01-02 深圳市创益科技发展有限公司 Flexible solar battery component and packaging method thereof
CN102867872A (en) * 2012-09-14 2013-01-09 宁波威克丽特功能塑料有限公司 POE-containing solar cell back panel and preparation method thereof
JP2014194883A (en) * 2013-03-29 2014-10-09 Furukawa Battery Co Ltd:The Film-armored battery
CN104393074A (en) * 2014-11-25 2015-03-04 张婷 Insulating film for solar cell module and preparation method thereof
WO2015096490A1 (en) * 2013-12-27 2015-07-02 深圳市比亚迪汽车研发有限公司 Dual-glass photovoltaic cell module
CN105802521A (en) * 2016-04-12 2016-07-27 赛特瑞太阳能（苏州）有限公司 POE (polyolefin elastomer) composite adhesive film
CN105950037A (en) * 2016-05-16 2016-09-21 常州斯威克光伏新材料有限公司 Preparation method of N type double-sided cell encapsulating adhesive film
CN206727086U (en) * 2017-05-15 2017-12-08 阿特斯阳光电力集团有限公司 Solar cell module
CN108461557A (en) * 2018-02-07 2018-08-28 浙江晶盛机电股份有限公司 A kind of package assembling for right-angled trapezium cell piece
CN207977326U (en) * 2018-02-07 2018-10-16 浙江晶盛机电股份有限公司 A kind of package assembling for isosceles trapezoid cell piece
CN109326666A (en) * 2017-07-28 2019-02-12 苏州赛伍应用技术股份有限公司 Inexpensive weathering type solar cell backboard major insulation functional membrane and backboard and solar cell module containing the major insulation functional membrane

Patent Citations (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201038165Y (en) * 2007-04-03 2008-03-19 诸暨市枫华塑胶科技有限公司 Solar cell glue film
CN201270252Y (en) * 2008-09-28 2009-07-08 江阴爱康太阳能器材有限公司 Solar cell assembly encapsulation glue film
CN202039015U (en) * 2011-04-07 2011-11-16 江苏爱康太阳能科技股份有限公司 Solar battery packaging adhesive film embossed on two sides
CN202373591U (en) * 2011-10-31 2012-08-08 乐凯胶片股份有限公司 High transparency encapsulation film for solar battery
CN102867872A (en) * 2012-09-14 2013-01-09 宁波威克丽特功能塑料有限公司 POE-containing solar cell back panel and preparation method thereof
CN102856403A (en) * 2012-10-08 2013-01-02 深圳市创益科技发展有限公司 Flexible solar battery component and packaging method thereof
JP2014194883A (en) * 2013-03-29 2014-10-09 Furukawa Battery Co Ltd:The Film-armored battery
WO2015096490A1 (en) * 2013-12-27 2015-07-02 深圳市比亚迪汽车研发有限公司 Dual-glass photovoltaic cell module
CN104393074A (en) * 2014-11-25 2015-03-04 张婷 Insulating film for solar cell module and preparation method thereof
CN105802521A (en) * 2016-04-12 2016-07-27 赛特瑞太阳能（苏州）有限公司 POE (polyolefin elastomer) composite adhesive film
CN105950037A (en) * 2016-05-16 2016-09-21 常州斯威克光伏新材料有限公司 Preparation method of N type double-sided cell encapsulating adhesive film
CN206727086U (en) * 2017-05-15 2017-12-08 阿特斯阳光电力集团有限公司 Solar cell module
CN109326666A (en) * 2017-07-28 2019-02-12 苏州赛伍应用技术股份有限公司 Inexpensive weathering type solar cell backboard major insulation functional membrane and backboard and solar cell module containing the major insulation functional membrane
CN108461557A (en) * 2018-02-07 2018-08-28 浙江晶盛机电股份有限公司 A kind of package assembling for right-angled trapezium cell piece
CN207977326U (en) * 2018-02-07 2018-10-16 浙江晶盛机电股份有限公司 A kind of package assembling for isosceles trapezoid cell piece

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