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CN104253174A - A preparation method of a thermally conductive package backplane film of a solar cell - Google Patents

A preparation method of a thermally conductive package backplane film of a solar cell Download PDF

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Publication number
CN104253174A
CN104253174A CN201310255668.6A CN201310255668A CN104253174A CN 104253174 A CN104253174 A CN 104253174A CN 201310255668 A CN201310255668 A CN 201310255668A CN 104253174 A CN104253174 A CN 104253174A
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CN
China
Prior art keywords
solar cell
heat
nano
preparation
thermally conductive
Prior art date
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Application number
CN201310255668.6A
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Chinese (zh)
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CN104253174B (en
Inventor
李成利
闫洪嘉
张鹏
陈耀仓
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MINGGUAN ENERGY (JIANGXI) CO Ltd
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MINGGUAN ENERGY (JIANGXI) CO Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor 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
    • H01L31/04Semiconductor 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
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/0481Encapsulation of modules characterised by the composition of the encapsulation material
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • 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)
  • Paints Or Removers (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention relates to a preparation method of a thermally conductive package backplane film of a solar cell. The method comprises the following steps: 1) dispersing a thermally conductive nanomaterial that is treated by a treating agent within an auxiliary liquid resin while stirring sufficiently to form an uniform and stable dispersoid, then sufficiently stirring the resultant dispersoid and a backplane main body resin, and after the dispersoid and a backplane main body resin are thoroughly mixed, putting the mixture into a mixing device to perform an interface coupling; wherein the proportion of the thermally conductive nanomaterial to the auxiliary liquid resin in mass percentage terms is 1-40%, preferably 6-13%; 2) by using a coating process, coating a PET thin film layer of the solar cell with the raw material that is treated according to the step 1), drying in a stepped manner under 40 degree-100 degree, so as to obtain the thermally conductive package backplane film of the solar cell. The inventive preparation method of the thermally conductive package backplane film of the solar cell is a very simple technology, and the prepared package backplane film of the solar cell has a better flexibility and a better thermally conductive performance, so as to both satisfy a package requirement of a photovoltaic component and a heat dissipation requirement in the operational process of the component.

Description

A kind of preparation method of heat-conducting type solar cell package backboard membrane
Technical field
The present invention relates to a kind of preparation method of heat-conducting type solar cell package backboard membrane.
Background technology
Along with developing rapidly of photovoltaic industry, the application surface of photovoltaic module is also widened fast, from commodity charger, flashlight, toy to commercial roof top architectural engineering, solar telephone and traditional power station, is found everywhere the case of photovoltaic module.But while universal amount significantly increases, the indexs such as its reliability, long-time stability and conversion efficiency are progressively caused the attention of people.But crystal silicon solar energy battery spectral response region is: 800-900nM(the best 800 ~ 900 nM), non-crystal silicon solar cell spectral response region is that 500-600nM(the best is for 450nM), this just means that most spectrum does not convert electric energy to, and transforms disappearance with heat energy and other forms.The very most of mode with heat energy of the spectral band that assembly is not converted in normal power generation process concentrates on assembly itself, makes the useful life of assembly and reliability be subject to serious threat.Given this, the heat how will produce in assembly operating process fast, is passed to assembly surface fast and is distributed in air and become current problem anxious to be resolved.
The present invention relates to a kind of backboard membrane that can meet component package demand, fast remaining for component internal wasted energy can be conducted to fast again the heat radiation of assembly surface.
Summary of the invention
For solving the problems of the technologies described above, the invention provides a kind of preparation method of heat-conducting type solar cell package backboard membrane, obtained solar cell package backboard membrane can meet the radiating requirements in assembly operating process.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 1-40%, preferred 6-13%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Compared with prior art beneficial effect of the present invention is: preparation method's technique of heat-conducting type solar cell package backboard membrane of the present invention is simple, obtained solar cell package backboard membrane has good pliability and heat conductivility, photovoltaic component encapsulating requirement can be met, the radiating requirements in assembly operating process can be met again.
Embodiment
Below in conjunction with embodiment, the specific embodiment of the present invention is described in further detail.Following examples for illustration of the present invention, but are not used for limiting the scope of the invention.
Embodiment 1
A preparation method for heat-conducting type solar cell package backboard membrane, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 1%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and as aerosil, back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Embodiment 2
A preparation method for heat-conducting type solar cell package backboard membrane, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 6%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and as aerosil, back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Embodiment 3
A preparation method for heat-conducting type solar cell package backboard membrane, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 13%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and as aerosil, back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Embodiment 4
A preparation method for heat-conducting type solar cell package backboard membrane, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 20%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and as aerosil, back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Embodiment 5
A preparation method for heat-conducting type solar cell package backboard membrane, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 40%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is the complementary raw material that can increase resin system stability, and back plate main body resin is polyurethane or PEPA.
The preparation method of heat-conducting type solar cell package backboard membrane of the present invention, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, and drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
Preparation method's technique of heat-conducting type solar cell package backboard membrane of the present invention is simple, obtained solar cell package backboard membrane has good pliability and heat conductivility, photovoltaic component encapsulating requirement can be met, the radiating requirements in assembly operating process can be met again.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the technology of the present invention principle; can also make some improvement and modification, these improve and modification also should be considered as protection scope of the present invention.

Claims (3)

1. a preparation method for heat-conducting type solar cell package backboard membrane, is characterized in that, comprises the following steps:
1) nano heat-conductive material is scattered in auxiliary liquid resin after inorganic agent process, carry out fully stirring forming uniform and stable dispersion, then dispersion and back plate main body resin are fully stirred, fully put in mixing arrangement after mixing, carry out interface coupling; Wherein nano heat-conductive material accounts for auxiliary liquid resin quality percentage is 1-40%, preferred 6-13%;
2) adopt coating process to be coated on the PET film layer of solar cell the raw material after step 1) process, after the stairstepping drying of 40 DEG C-100 DEG C, obtain heat-conducting type solar components packaging film.
2. the preparation method of heat-conducting type solar cell package backboard membrane according to claim 1, is characterized in that: described Heat Conduction Material is selected from one or more in nano aluminum nitride, nanometer silicon carbide, nano aluminium oxide, nano ceramics micro mist; Nano heat-conductive material inorganic agent used is silane coupler or titanate coupling agent, and auxiliary liquid resin is thickener or the anti-settling agent that can increase resin system stability, and back plate main body resin is polyurethane or PEPA.
3. the preparation method of heat-conducting type solar cell package backboard membrane according to claim 1, it is characterized in that, in step 2) in: adopt staged to heat up when carrying out coating process dry, temperature is not higher than 100 DEG C, drying time is 2-20min, to ensure that PET film layer can not produce plastic deformation.
CN201310255668.6A 2013-06-25 2013-06-25 A kind of preparation method of heat-conducting type solar cell package backboard membrane Active CN104253174B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111730944A (en) * 2020-07-03 2020-10-02 江苏新光镭射包装材料股份有限公司 Anti-wrinkle silver reflective film and processing technology thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011092670A2 (en) * 2010-01-29 2011-08-04 Volotek Sa Intelligent & self-cleaning solar panels
CN102516852A (en) * 2011-12-16 2012-06-27 新高电子材料(中山)有限公司 Weather-resistant and high thermal conductive coating, radiating solar rear panel and efficient solar cell panel
CN102544380A (en) * 2010-12-25 2012-07-04 比亚迪股份有限公司 Rear panel of solar battery, preparation method thereof and solar battery
CN102664208A (en) * 2012-05-09 2012-09-12 华东理工大学 Synergistic heat radiation solar cell assembly and preparation method thereof
KR20130062539A (en) * 2011-12-05 2013-06-13 도레이첨단소재 주식회사 Back sheet for a solar cell having an excellent heat releasing property and the preparing process thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011092670A2 (en) * 2010-01-29 2011-08-04 Volotek Sa Intelligent & self-cleaning solar panels
WO2011092670A3 (en) * 2010-01-29 2012-01-05 Volotek Sa Intelligent & self-cleaning solar panels
CN102544380A (en) * 2010-12-25 2012-07-04 比亚迪股份有限公司 Rear panel of solar battery, preparation method thereof and solar battery
KR20130062539A (en) * 2011-12-05 2013-06-13 도레이첨단소재 주식회사 Back sheet for a solar cell having an excellent heat releasing property and the preparing process thereof
CN102516852A (en) * 2011-12-16 2012-06-27 新高电子材料(中山)有限公司 Weather-resistant and high thermal conductive coating, radiating solar rear panel and efficient solar cell panel
CN102664208A (en) * 2012-05-09 2012-09-12 华东理工大学 Synergistic heat radiation solar cell assembly and preparation method thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111730944A (en) * 2020-07-03 2020-10-02 江苏新光镭射包装材料股份有限公司 Anti-wrinkle silver reflective film and processing technology thereof

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Address after: 336000 Yichun economic and Technological Development Zone, Jiangxi, Yichun, No. 32, No.

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