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CN110649116A - Multilayer packaging adhesive film for solar cell - Google Patents

Multilayer packaging adhesive film for solar cell Download PDF

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Publication number
CN110649116A
CN110649116A CN201910942751.8A CN201910942751A CN110649116A CN 110649116 A CN110649116 A CN 110649116A CN 201910942751 A CN201910942751 A CN 201910942751A CN 110649116 A CN110649116 A CN 110649116A
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CN
China
Prior art keywords
layer
film layer
glue film
rete
rubberizing
Prior art date
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Granted
Application number
CN201910942751.8A
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Chinese (zh)
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CN110649116B (en
Inventor
吕松
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHANGZHOU SIWEIKE PHOTOVOLTAIC NEW MATERIAL Co Ltd
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CHANGZHOU SIWEIKE PHOTOVOLTAIC NEW MATERIAL Co Ltd
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Priority to CN201910942751.8A priority Critical patent/CN110649116B/en
Publication of CN110649116A publication Critical patent/CN110649116A/en
Application granted granted Critical
Publication of CN110649116B publication Critical patent/CN110649116B/en
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Classifications

    • 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 multi-layer packaging adhesive film for a solar cell, which comprises an upper adhesive film layer, a steam-resistant layer, an insulating layer, a reinforcing layer and a lower adhesive film layer, wherein the upper adhesive film layer, the steam-resistant layer, the insulating layer, the reinforcing layer and the lower adhesive film layer are connected through a hot melting method; according to the invention, the structures of the upper glue film layer and the lower glue film layer are respectively designed into a trapezoid, and the multi-dry grooves are designed at the edges of the upper glue film layer and the lower glue film layer, so that the curling degree of the edges of the upper glue film layer and the lower glue film layer can be reduced, the edge curling degree of the multi-layer glue film is obviously improved, and the service life and the service performance of the packaging glue film and the assembly 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 stability and the service life of the solar cell module are influenced by the quality of the cohesiveness of the packaging adhesive film.
The humidity resistance and heat resistance and the edge warping resistance of the conventional multilayer packaging adhesive film for the solar cell are still to be improved.
Disclosure of Invention
The purpose of the invention is: the multilayer packaging adhesive film for the solar cell overcomes the defects in the prior art, and is strong in humidity and heat resistance and not easy to curl up at the edge.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Further, the shape of the salient point is one of a regular quadrangular pyramid shape, a spherical surface shape and a regular triangular pyramid shape.
Further, the steam-resistant layer adopts a POE (polyolefin elastomer) film layer, and the thickness of the POE film layer is 1-5 mu m.
Furthermore, the upper surface and the lower surface of the steam-resistant layer are respectively provided with embossments.
Further, the upper glue film layer and the lower glue film layer comprise the following components in parts by mass: 10 portions of ethylene-vinyl acetate copolymer, 0.01 to 0.04 portion of antioxidant, 0.02 to 0.04 portion of ultraviolet light stabilizer, 0.01 to 0.03 portion of bonding reinforcing agent and 0.01 to 0.04 portion of diluent.
Further, the antioxidant is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 2-5: 1.
Further, the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 1-4: 1.
Furthermore, the adhesion reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 1-3: 1.
Further, the diluent is selected from one of alkane residual oil, cyclohexanone and ethyl acetate.
The technical scheme adopted by the invention has the beneficial effects that:
according to the invention, the moisture-heat resistance of the multi-layer packaging adhesive film is improved by designing the water-vapor resistant layer, so that the moisture-heat resistance of the packaging adhesive film can be improved, the use safety of the adhesive film is improved, and the power and the service life of the assembly are prevented from being influenced.
According to the invention, the structures of the upper glue film layer and the lower glue film layer are respectively designed into a trapezoid, and the multi-dry grooves are designed at the edges of the upper glue film layer and the lower glue film layer, so that the curling degree of the edges of the upper glue film layer and the lower glue film layer can be reduced, the edge curling degree of the multi-layer glue film is obviously improved, and the service life and the service performance of the packaging glue film and the assembly are ensured.
Detailed Description
The invention will now be further illustrated with reference to specific examples.
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, rubberizing rete and the transversal trapezoidal of personally submitting of lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed are on the internal surface of rubberizing rete and lower glue film layer, and the structural design of steam-fast layer, insulating layer and enhancement layer is showing the damp-heat resistance, insulating nature and the rigidity intensity that have improved the encapsulation glued membrane, is showing the wholeness ability that has improved the encapsulation glued membrane, has improved photovoltaic module's.
As a preferred embodiment, the shape of the bump in this embodiment is one of a regular quadrangular pyramid shape, a spherical shape, and a regular triangular pyramid shape, the structural design of the bump improves the connection strength between the upper adhesive film layer and the lower adhesive film layer and other adhesive film layers, and the bump is selected from the above shapes, and has a simple structure, a large contact area, and high bonding strength.
As a preferred embodiment, in this embodiment, the POE adhesive film layer is used as the water vapor resistant layer, and the thickness of the POE adhesive film layer is 1 to 5 μm.
As a preferred embodiment, in this embodiment, the upper surface and the lower surface of the water vapor resistant layer are respectively provided with embossments, and the structural design of the embossments 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 portions of ethylene-vinyl acetate copolymer, 0.01 to 0.04 portion of antioxidant, 0.02 to 0.04 portion of ultraviolet light stabilizer, 0.01 to 0.03 portion of bonding reinforcing agent and 0.01 to 0.04 portion of diluent.
As a preferable example, the antioxidant in this example is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 2-5: 1.
As a preferred example, the UV stabilizer in this embodiment is a mixture of benzimidazole and hydroxybenzophenone at a mass ratio of 1-4: 1.
As a preferred embodiment, in this embodiment, the adhesion enhancer is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the mixture is 1-3: 1.
As a preferred embodiment, the diluent in this embodiment is selected from one of alkane residual oil, cyclohexanone and ethyl acetate.
Example 1
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Wherein, the shape of the salient point is a regular quadrangular pyramid.
Wherein, the water vapor resistant layer adopts a POE film layer, and the thickness of the POE film layer is 1 mu m.
Wherein, the upper surface and the lower surface of the waterproof steam layer are respectively provided with embossments.
The glue coating comprises an upper glue coating layer and a lower glue coating layer, wherein the upper glue coating layer and the lower glue coating layer comprise the following components in parts by mass: 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-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 2: 1.
Wherein the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 1: 1.
Wherein the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 1: 1.
Wherein the diluent is selected from paraffin residual oil.
Example 2
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Wherein, the shape of the salient point is spherical.
Wherein, the water vapor resistant layer adopts a POE film layer, and the thickness of the POE film layer is 2 mu m.
Wherein, the upper surface and the lower surface of the waterproof steam layer are respectively provided with embossments.
The glue coating comprises an upper glue coating layer and a lower glue coating layer, wherein the upper glue coating layer and the lower glue coating layer comprise the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.02 part of antioxidant, 0.02 part of ultraviolet light stabilizer, 0.01 part of bonding reinforcing agent and 0.02 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 3: 1.
Wherein the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 2: 1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 1.5: 1.
Wherein the diluent is selected from paraffin residual oil.
Example 3
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Wherein, the shape of the salient point is a regular triangular pyramid.
Wherein, the water vapor resistant layer adopts a POE film layer, and the thickness of the POE film layer is 3 mu m.
Wherein, the upper surface and the lower surface of the waterproof steam layer are respectively provided with embossments.
The glue coating comprises an upper glue coating layer and a lower glue coating layer, wherein the upper glue coating layer and the lower glue coating layer comprise the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.03 part of antioxidant, 0.03 part of ultraviolet light stabilizer, 0.02 part of bonding reinforcing agent and 0.03 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 4: 1.
Wherein the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 2: 1.
Wherein the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 2: 1.
Wherein the diluent is selected from ethyl alkylacetate.
Example 4
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Wherein, the shape of the salient point is spherical.
Wherein, the water vapor resistant layer adopts a POE film layer, and the thickness of the POE film layer is 3 mu m.
Wherein, the upper surface and the lower surface of the waterproof steam layer are respectively provided with embossments.
The glue coating comprises an upper glue coating layer and a lower glue coating layer, wherein the upper glue coating layer and the lower glue coating layer comprise the following components in parts by mass: 10 parts of ethylene-vinyl acetate copolymer, 0.03 part of antioxidant, 0.03 part of ultraviolet light stabilizer, 0.02 part of bonding reinforcing agent and 0.02 part of diluent.
Wherein the antioxidant is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 3: 1.
Wherein the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 3: 1.
Wherein, the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 2.5: 1.
Wherein the diluent is selected from ethyl alkylacetate.
Example 5
The utility model provides a multilayer encapsulation glued membrane for solar cell, includes rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connects through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
Wherein, the shape of the salient point is a regular quadrangular pyramid.
Wherein, the steam-resistant layer adopts a POE film layer, and the thickness of the POE film layer is 5 mu m.
Wherein, the upper surface and the lower surface of the waterproof steam layer are respectively provided with embossments.
The glue coating comprises an upper glue coating layer and a lower glue coating layer, wherein the upper glue coating layer and the lower glue coating layer comprise the following components in parts by mass: 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-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 5: 1.
Wherein the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 4: 1.
Wherein the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 3: 1.
Wherein the diluent is selected from paraffin residual oil.
According to the invention, the moisture-heat resistance of the multi-layer packaging adhesive film is improved by designing the water-vapor resistant layer, so that the moisture-heat resistance of the packaging adhesive film can be improved, the use safety of the adhesive film is improved, and the power and the service life of the assembly are prevented from being influenced.
According to the invention, the structures of the upper glue film layer and the lower glue film layer are respectively designed into a trapezoid, and the multi-dry grooves are designed at the edges of the upper glue film layer and the lower glue film layer, so that the curling degree of the edges of the upper glue film layer and the lower glue film layer can be reduced, the edge curling degree of the multi-layer glue film is obviously improved, and the service life and the service performance of the packaging glue film and the assembly are ensured.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims (9)

1. The utility model provides a multilayer packaging glue film for solar cell which characterized in that: including rubberizing rete, steam-fast layer, insulating layer, enhancement layer and lower glue film layer, connect through the hot melt method between the above-mentioned each layer, the transversal trapezoidal of personally submitting of rubberizing rete and lower glue film layer, the edge of rubberizing rete and lower glue film layer has a plurality of recesses, the internal surface of rubberizing rete and lower glue film layer is equipped with a plurality of bumps respectively, a plurality of bumps evenly distributed is on the internal surface of rubberizing rete and lower glue film layer.
2. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the shape of the salient point is one of a regular quadrangular pyramid shape, a spherical surface shape and a regular triangular pyramid shape.
3. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the waterproof vapor layer adopts a POE (polyolefin elastomer) film layer, and the thickness of the POE film layer is 1-5 mu m.
4. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: and the upper surface and the lower surface of the steam-resistant layer are respectively provided with embossing.
5. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the glue coating comprises the following components in parts by mass: 10 portions of ethylene-vinyl acetate copolymer, 0.01 to 0.04 portion of antioxidant, 0.02 to 0.04 portion of ultraviolet light stabilizer, 0.01 to 0.03 portion of bonding reinforcing agent and 0.01 to 0.04 portion of diluent.
6. The multilayer encapsulant film for solar cells as claimed in claim 5, wherein: the antioxidant is a compound of 6-methylsulfinylhexylisothiocyanate and tea polyphenol in a mass ratio of 2-5: 1.
7. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the ultraviolet light stabilizer is a mixture of benzimidazole and hydroxybenzophenone, and the mass ratio of the benzimidazole to the hydroxybenzophenone is 1-4: 1.
8. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the bonding reinforcing agent is a mixture of polyethylene glycol and cyanate ester resin, and the mass ratio of the polyethylene glycol to the cyanate ester resin is 1-3: 1.
9. The multilayer encapsulant film for solar cells as claimed in claim 1, wherein: the diluent is selected from one of alkane residual oil, cyclohexanone and ethyl acetate.
CN201910942751.8A 2019-09-30 2019-09-30 Multilayer packaging adhesive film for solar cell Active CN110649116B (en)

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CN110649116B CN110649116B (en) 2023-06-09

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112038432A (en) * 2020-09-11 2020-12-04 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112038432A (en) * 2020-09-11 2020-12-04 浙江晶科能源有限公司 Photovoltaic module, photovoltaic adhesive film and preparation method thereof

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