CN103646969B - A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof - Google Patents

A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof Download PDF

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Publication number
CN103646969B
CN103646969B CN201310723401.5A CN201310723401A CN103646969B CN 103646969 B CN103646969 B CN 103646969B CN 201310723401 A CN201310723401 A CN 201310723401A CN 103646969 B CN103646969 B CN 103646969B
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China
Prior art keywords
ultraviolet light
conversion coating
coating
acrylic acid
light conversion
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Expired - Fee Related
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CN201310723401.5A
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CN103646969A (en
Inventor
魏家靖
沈晓东
杨小旭
司琼
曼亚珂
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JIANGSU GORICHEN NEW MATERIALS CO Ltd
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JIANGSU GORICHEN NEW MATERIALS 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
    • H01L31/02Details
    • H01L31/0216Coatings
    • H01L31/02161Coatings for devices characterised by at least one potential jump barrier or surface barrier
    • H01L31/02167Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells
    • H01L31/02168Coatings for devices characterised by at least one potential jump barrier or surface barrier for solar cells the coatings being antireflective or having enhancing optical properties for the solar cells
    • 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

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  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Engineering & Computer Science (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Paints Or Removers (AREA)

Abstract

The invention discloses a kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof, weight portion is that the ultraviolet light of 100 parts turns in coating and comprises following composition: acrylic resin 40-60 part, water 5-10 part, spherical nano TiO 2 10-30 part, Eu doped nano titanium dioxide 5-10 part.Described ultraviolet conversion coating is coated on the surface of photovoltaic notacoria; the light (400-800nm) making the ultraviolet light inciding it be converted to solar cell absorbing wavelength to match diffuse reflection, on cell piece, effectively improve the photoelectric conversion efficiency of photovoltaic module while protecting notacoria.

Description

A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof
Technical field
The invention belongs to field of photovoltaic technology, be specifically related to a kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof
Background technology
Solar components is primarily of glass, EVA, cell piece, notacoria, frame composition, and wherein solar cell package is got up by glass and notacoria, and protection solar cell affects its generating efficiency from environment.
Conventional KPE/TPE structure notacoria is except protection cell piece, and to the improved efficiency of photovoltaic module without any help, and easily turn to be yellow in the E face of above-mentioned notacoria under ultraviolet irradiation, ftractureing finally causes photovoltaic module power to decline to a great extent.
Summary of the invention
The object of this invention is to provide a kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria, while protection photovoltaic module, improve its generating efficiency.
Another object of the present invention is to the preparation method that a kind of aforesaid propylene acid ultraviolet light conversion coating is provided.
For achieving the above object, present invention employs following technical scheme:
For an acrylic acid ultraviolet light conversion coating for photovoltaic notacoria, it is characterized in that, is comprise following composition in this coating of 100 parts at weight portion:
Preferably, described coating also comprises: the defoamer of the antioxidant of 1-2 part, 2-3 part levelling agent and 2-3 part.
Described antioxidant refers to three (3,5-di-tert-butyl-hydroxy phenyl) chlorinated isocyanurates (3114), four (β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid) pentaerythrite, a kind of in 2,6-di-tert-butyl-4-methy phenols or the wherein mixture of two to three kinds;
Described levelling agent refers to a kind of in BYK-333, BYK-310, BYK-300 or the wherein mixture of two to three kinds;
Described defoamer refers to BYK024, BYK052 or BYK501.
Preferably, described acrylic resin is waterborne organic silicon fluorin modified crylic acid resin; Described Eu doped nano titanium dioxide is the sharp state type titanium dioxide of particle diameter 40-70nm, and doping rate is 0.05 ~ 0.10; Described spherical nano TiO 2 is the rutile titanium dioxide of particle diameter 50-90; Described dispersant is KH560 or KH520 or both mixtures.
As above for the preparation method of the acrylic acid ultraviolet light conversion coating of photovoltaic notacoria, it is characterized in that, comprise the steps:
First titania-doped for 5-10 part Eu, 10-30 part spherical nano TiO 2,1-2 part dispersant, 5-10 part water are put into star ball mill and disperseed, obtained titanium oxide dispersion;
Then 40-60 part acrylic resin, above-mentioned obtained titanium oxide dispersion, 2-3 part levelling agent, 2-3 part defoamer, 1-2 part antioxidant are joined Homogeneous phase mixing in mixer successively under 30-80 DEG C of temperature conditions, obtained required coating solution.
Invention advantage:
Compared with prior art; ultraviolet conversion coating of the present invention is coated on the surface of photovoltaic notacoria; the light (400-800nm) making the ultraviolet light inciding it be converted to solar cell absorbing wavelength to match diffuse reflection, on cell piece, effectively improve the photoelectric conversion efficiency of photovoltaic module while protecting notacoria.
Embodiment
Below in conjunction with preferred embodiment, technical scheme of the present invention is further described.
Embodiment 1
A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria
Be comprise following composition in this coating of 100 parts at weight portion:
Preparation process: first the spherical nano TiO 2 of weight portion 20 parts, titania-doped, 1 part the distilled water of dispersant KH560 and 10 part of Eu of 10 parts are joined in star ball mill and disperses, rotating speed is 500rpm, 1 as a child stopped, i.e. obtained titanium oxide dispersion.
2. be secondly the acrylic resin of 53 parts, the levelling agent BYK-333 of 2 parts, the defoamer BYK024 of 2 parts, the antioxidant 2 of 2 parts by weight portion, 6-di-tert-butyl-4-methy phenol joins in titanium oxide dispersion successively, then above-mentioned mixed solution is added in mixer at 60 DEG C and stir, rotating speed is 800pm, after 30 minutes, uniform coating solution can be obtained.
Service check:
Above-mentioned steps obtain coating solution carry out physical property inspection as follows:
Embodiment 2
A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria
Be comprise following composition in this coating of 100 parts at weight portion:
Preparation process: first the spherical nano TiO 2 of weight portion 30 parts, titania-doped, 2 parts the distilled water of dispersant KH520 and 10 part of Eu of 7 parts are joined in star ball mill and disperses, rotating speed is 900rpm, 1 as a child stopped, i.e. obtained titanium oxide dispersion.
2. be secondly the acrylic resin of 46 parts, the levelling agent BYK-310 of 2 parts, the defoamer BYK052 of 1 part, antioxidant four (β-(3 of 1 part by weight portion, 5-di-tert-butyl-hydroxy phenyl) propionic acid) pentaerythrite joins in titanium oxide dispersion successively, then above-mentioned mixed solution is added in mixer at 30 DEG C and stir, rotating speed is 1000pm, after 30 minutes, uniform coating solution can be obtained.
Service check:
Above-mentioned steps obtain coating solution carry out physical property inspection as follows:
Embodiment 3
A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria
Be comprise following composition in this coating of 100 parts at weight portion:
Preparation process: be first that KH520 and KH560 joins in star ball mill according to the mixture of 1:1 and the distilled water of 10 parts and disperses by the spherical nano TiO 2 of weight portion 19 parts, titania-doped, 1 part the dispersant of Eu of 5 parts, rotating speed is 600rpm, stop after 1 hour, i.e. obtained titanium oxide dispersion.
2. be secondly the acrylic resin of 60 parts, the levelling agent BYK-300 of 1 part, the defoamer BYK501 of 2 parts, the antioxidant 2 of 2 parts by weight portion, 6-di-tert-butyl-4-methy phenol joins in titanium oxide dispersion successively, then stir adding in mixer at above-mentioned mixed solution 80 DEG C, rotating speed is 500pm, after 30 minutes, uniform coating solution can be obtained.
Above-mentioned steps obtain coating solution carry out physical property inspection as follows:
The effect of further elaboration ultraviolet light conversion coating of the present invention, lower mask body test contrasts, and to embody the lifting characteristic of ultraviolet light conversion coating to solar components photoelectric conversion efficiency, two comparative examples are respectively:
Application example 1, the photovoltaic module of the notacoria of the ultraviolet conversion coating coating using embodiment 1 obtained;
Comparison example 2: conventional photovoltaic assemblies.
Comparing result is as follows:
Application example 1:
Assembly adopts 60 17.0% polycrystalline cell pieces, and notacoria is notacoria, terminal box, non-coated glass, the EVA adhesive film of the ultraviolet conversion coating using embodiment 1 obtained, obtained assembly GORICHEN-1.
Comparison example 2:
Assembly adopts 60 17.0% polycrystalline cell pieces, and notacoria is TPT notacoria, terminal box, non-coated glass, EVA adhesive film, obtained assembly GORICEN-2.
As follows for above-mentioned 2 assembly sample test power contrast below:
Electric performance test:
Photovoltaic module is according to IEC61215 standard, and under STC condition, (AM1.5 spectrum, 25 DEG C, 1000W/ ㎡ irradiance) carries out maximum power mensuration, and result is as following table:
Sample CTM% Power W
GORICHEN-1(application example 1) 97.97 243.2
GORICHEN-2(comparison example 2) 97.29 241.5
Difference 0.68 1.7
The above results shows, ultraviolet conversion coating of the present invention is applied on photovoltaic notacoria obvious to the power gain of assembly.
It is to be noted; as described above is only the preferred embodiment explaining the present invention; not attempt does any restriction in form to the present invention according to this; be with; all any modification or changes having the relevant the present invention that does under identical invention spirit, all must be included in the category that the invention is intended to protection.

Claims (4)

1. for an acrylic acid ultraviolet light conversion coating for photovoltaic back, it is characterized in that, is comprise following composition in this coating of 100 parts at weight portion:
2. a kind of acrylic acid ultraviolet light conversion coating for photovoltaic back according to claim 1, it is characterized in that, described coating also comprises: the defoamer of the antioxidant of 1-2 part, 2-3 part levelling agent and 2-3 part.
3. a kind of acrylic acid ultraviolet light conversion coating for photovoltaic back according to claim 1, it is characterized in that, described acrylic resin is waterborne organic silicon fluorin modified crylic acid resin; Described Eu doped nano titanium dioxide is the sharp state type titanium dioxide of particle diameter 40-70nm, and doping rate is 0.05 ~ 0.10; Described spherical nano TiO 2 is the rutile titanium dioxide of particle diameter 50-90nm; Described dispersant is KH560 or KH520 or both mixtures.
4. the preparation method of the acrylic acid ultraviolet light conversion coating for photovoltaic back as described in any one of claims 1 to 3, is characterized in that, comprise the steps:
First titania-doped for 5-10 part Eu, 10-30 part spherical nano TiO 2,1-2 part dispersant, 5-10 part water are put into star ball mill and disperseed, obtained titanium oxide dispersion;
Then 40-60 part acrylic resin, above-mentioned obtained titanium oxide dispersion, 2-3 part levelling agent, 2-3 part defoamer, 1-2 part antioxidant are joined Homogeneous phase mixing in mixer successively under 30-80 DEG C of temperature conditions, obtained required coating solution.
CN201310723401.5A 2013-12-24 2013-12-24 A kind of acrylic acid ultraviolet light conversion coating for photovoltaic notacoria and preparation method thereof Expired - Fee Related CN103646969B (en)

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CN104896421A (en) * 2015-05-13 2015-09-09 福建泉州世光照明科技有限公司 Glass lamp tube based on silicone modified acrylic resin coating
CN106024950A (en) * 2016-07-26 2016-10-12 无锡中洁能源技术有限公司 Solar cell backboard with high adhesion rate
CN109061788A (en) * 2018-11-16 2018-12-21 南京中电熊猫平板显示科技有限公司 A kind of liquid crystal display device
CN113299782B (en) * 2021-06-09 2023-04-07 苏州明冠新材料科技有限公司 Transparent backboard with high-reflectivity black grid and preparation method thereof

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CN1290950C (en) * 2005-01-24 2006-12-20 连云港中金医药包装有限公司 Functional primer and its preparing process
EP2177524A4 (en) * 2007-08-16 2011-12-14 Fujifilm Corp Heterocyclic compound, ultraviolet ray absorbent, and composition comprising the ultraviolet ray absorbent

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