CN104393078B - Radiation modification solar cell backboard and preparation method thereof - Google Patents
Radiation modification solar cell backboard and preparation method thereof Download PDFInfo
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- CN104393078B CN104393078B CN201410634406.5A CN201410634406A CN104393078B CN 104393078 B CN104393078 B CN 104393078B CN 201410634406 A CN201410634406 A CN 201410634406A CN 104393078 B CN104393078 B CN 104393078B
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- 230000004048 modification Effects 0.000 title claims abstract description 29
- 238000006011 modification reaction Methods 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- QPCDCPDFJACHGM-UHFFFAOYSA-N N,N-bis{2-[bis(carboxymethyl)amino]ethyl}glycine Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(=O)O)CCN(CC(O)=O)CC(O)=O QPCDCPDFJACHGM-UHFFFAOYSA-N 0.000 claims abstract description 38
- VTYYLEPIZMXCLO-UHFFFAOYSA-L calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 38
- 150000008301 phosphite esters Chemical class 0.000 claims abstract description 24
- VBIXEXWLHSRNKB-UHFFFAOYSA-N Ammonium oxalate Chemical compound [NH4+].[NH4+].[O-]C(=O)C([O-])=O VBIXEXWLHSRNKB-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229960003563 Calcium Carbonate Drugs 0.000 claims abstract description 19
- 239000005751 Copper oxide Substances 0.000 claims abstract description 19
- 229920002681 Hypalon Polymers 0.000 claims abstract description 19
- 229940005550 Sodium alginate Drugs 0.000 claims abstract description 19
- 229910000019 calcium carbonate Inorganic materials 0.000 claims abstract description 19
- QPLDLSVMHZLSFG-UHFFFAOYSA-N copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims abstract description 19
- 229910000431 copper oxide Inorganic materials 0.000 claims abstract description 19
- MSXHSNHNTORCAW-UHFFFAOYSA-M sodium 3,4,5,6-tetrahydroxyoxane-2-carboxylate Chemical compound [Na+].OC1OC(C([O-])=O)C(O)C(O)C1O MSXHSNHNTORCAW-UHFFFAOYSA-M 0.000 claims abstract description 19
- 235000010413 sodium alginate Nutrition 0.000 claims abstract description 19
- 239000000661 sodium alginate Substances 0.000 claims abstract description 19
- 125000004386 diacrylate group Chemical group 0.000 claims abstract description 18
- LCGLNKUTAGEVQW-UHFFFAOYSA-N dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000002202 Polyethylene glycol Substances 0.000 claims abstract description 17
- 229920001223 polyethylene glycol Polymers 0.000 claims abstract description 17
- VGTPCRGMBIAPIM-UHFFFAOYSA-M Sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 claims abstract description 13
- 238000005453 pelletization Methods 0.000 claims abstract description 9
- 238000001816 cooling Methods 0.000 claims abstract description 8
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive Effects 0.000 claims description 11
- ABLZXFCXXLZCGV-UHFFFAOYSA-N phosphorous acid Chemical group OP(O)=O ABLZXFCXXLZCGV-UHFFFAOYSA-N 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 7
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 6
- 150000002148 esters Chemical class 0.000 claims description 5
- OJMIONKXNSYLSR-UHFFFAOYSA-N 10294-56-1 Chemical class OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 claims description 2
- 229920000151 polyglycol Polymers 0.000 claims description 2
- 239000010695 polyglycol Substances 0.000 claims description 2
- OQUIHNRSFOIOFU-UHFFFAOYSA-N 1-methoxy-2-(2-methoxypropoxy)propane Chemical compound COCC(C)OCC(C)OC OQUIHNRSFOIOFU-UHFFFAOYSA-N 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000005755 formation reaction Methods 0.000 abstract description 3
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000012528 membrane Substances 0.000 description 17
- 229920002313 fluoropolymer Polymers 0.000 description 15
- 239000004811 fluoropolymer Substances 0.000 description 15
- 239000000203 mixture Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 7
- -1 sulfur Sodium cyanate Chemical compound 0.000 description 7
- ZVCDLGYNFYZZOK-UHFFFAOYSA-M Sodium cyanate Chemical compound [Na]OC#N ZVCDLGYNFYZZOK-UHFFFAOYSA-M 0.000 description 6
- OTEKOJQFKOIXMU-UHFFFAOYSA-N 1,4-bis(trichloromethyl)benzene Chemical compound ClC(Cl)(Cl)C1=CC=C(C(Cl)(Cl)Cl)C=C1 OTEKOJQFKOIXMU-UHFFFAOYSA-N 0.000 description 4
- 238000006460 hydrolysis reaction Methods 0.000 description 4
- 229920002635 polyurethane Polymers 0.000 description 4
- 239000004814 polyurethane Substances 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-M acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 239000004067 bulking agent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 230000001172 regenerating Effects 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The invention discloses a kind of radiation modification solar cell backboard and preparation method thereof, this radiation modification solar cell backboard includes the substrate layer of centre, substrate layer upper, lower two sides is equipped with Weather-proof film, connected by tack coat between described Weather-proof film and substrate layer, Weather-proof film includes the component of following weight portion meter: sodium rhodanate 20～50 parts, copper oxide 20～60 parts, chlorosulfonated polyethylene 50～100 parts, dimethyl ether 10～15 parts, polyethyleneglycol diacrylate 20～40 parts, phosphite ester 100～120 parts, diethylene triamine pentacetic acid (DTPA) 70～80 parts, ammonium oxalate 40～50 parts, sodium alginate 30～60 parts, calcium carbonate 30～80 parts.Preparation method: by each component mix homogeneously, dry heat, extruding pelletization, make Weather-proof film；High-temperature shaping, cooling；Compound；60Co gamma-rays is used to carry out radiation treatment.The intermolecular formation relatively steady state of solar cell backboard of the present invention, improves the mechanical strength of Weather-proof film, reduces percent thermal shrinkage.
Description
Technical field
The present invention relates to solar cell backboard field, particularly relate to a kind of radiation modification solar cell backboard and system thereof
Preparation Method.
Background technology
Along with the various pollutions gradually reducing and producing in the production of mineral substance resource, use of non-renewable resources are asked
Interest, each state is all progressively strengthening the exploitation to the renewable sources of energy and clean energy resource, and is making great efforts to carry by policy, law means
Its ratio in the whole energy uses high.In these cleanings and regenerative resource, solar energy is the most important of which energy
One of.And front solar facilities conventional be solar panel, it is the visual plant converted solar energy into electrical energy.
This type of service life of the products was generally according to design carried out above in 25 years, it is to be ensured that product reaches the longest useful life, just needed
Strictly to control each assembly quality, and in these assemblies, the effect of solar cell backboard should not be underestimated, solar cell backboard
Play a part to protect the cell piece in photovoltaic module.
Application No. 2014101001054, the China of entitled " a kind of solar cell backboard film and preparation method thereof "
Patent application discloses a kind of solar cell backboard film and preparation method thereof, and backboard membrane includes base material film and is located at base material film two
The fluoropolymer membrane of side, is connected by binding agent between base material film and fluoropolymer membrane, fluoropolymer membrane ecto-entad successively by the first fluoropolymer membrane, the
Two fluoropolymer membranes and the 3rd fluoropolymer membrane composition；Wherein, fluorine-containing by 55-75% of the first fluoropolymer membrane, the second fluoropolymer membrane and the 3rd fluoropolymer membrane
Resin, the acrylic polymer of 15-35%, the titanium dioxide of 5-10%, the inorganic filler composition of 3-5%, in the 3rd fluoropolymer membrane also
It is added with the bulking agent of 1-2%.Its preparation method includes extruding pelletization after dispensing, drying, mix homogeneously, then by pellet by by
It is that the order extrusion-blown modling of the first fluoropolymer membrane, the second fluoropolymer membrane and the 3rd fluoropolymer membrane becomes fluoropolymer membrane, finally at base material film outside to inside
Both sides coat binding agent and are connected with fluoropolymer membrane, dry and obtain excellent performance, preferable to protecting solar cell, service life length
Solar cell backboard film.But the hot strength of this invention is strong not, percent thermal shrinkage is big, is easily deformed.
Application No. 2012103973174, entitled " a kind of high reflectance solar cell backboard film and preparation method thereof
And a kind of solaode " Chinese patent application in use generated heat to solve existing solar cell backboard film
Greatly, causing notacoria turn yellow and become fragile, thus affect the defect in solar components life-span, this invention provides a kind of high reflectance sun
Energy battery back-sheet film and preparation method thereof and a kind of solaode.This backboard membrane includes that base material, base material both sides are provided with obstruct
Layer, barrier layer is connected by tack coat with base material, and barrier layer both sides are respectively arranged with hydrolysis layer and high reflectance hydrolysis
Layer, hydrolysis layer is connected by tack coat with barrier layer with high reflectance hydrolysis layer.This solar cell backboard film has
Stronger cohesive force, good barrier, electrical insulating property and heat resistance, it is provided simultaneously with higher reflectance, it is possible to effectively
Reducing the caloric receptivity of solar energy back plate surface, its preparation method technique is simple, it is easy to operation.This invention arranges multilamellar and has difference
The structure of function realizes above-mentioned purpose, the highest to the performance requirement of every layer.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, it is provided that a kind of radiation modification solar cell backboard and preparation method thereof,
Radiation modification solar cell backboard mechanical performance is excellent, and percent thermal shrinkage is little.
The present invention is by the following technical solutions:
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 20～50 parts, copper oxide 20～60 parts, chlorosulfonated polyethylene 50～100 parts, dimethyl ether 10～15 parts, poly-
Glycol diacrylate 20～40 parts, phosphite ester 100～120 parts, diethylene triamine pentacetic acid (DTPA) 70～80 parts, ammonium oxalate 40
～50 parts, sodium alginate 30～60 parts, calcium carbonate 30～80 parts.
As to further improvement of the present invention, described Weather-proof film includes the component of following weight portion meter: sodium rhodanate 30
～40 parts, copper oxide 30～50 parts, chlorosulfonated polyethylene 60～80 parts, dimethyl ether 12～15 parts, Polyethylene Glycol two
Acrylate 25～30 parts, phosphite ester 110～120 parts, diethylene triamine pentacetic acid (DTPA) 75～78 parts, ammonium oxalate 45～48 parts,
Sodium alginate 40～50 parts, calcium carbonate 40～70 parts.
As to further improvement of the present invention, described Weather-proof film includes the component of following weight portion meter: sodium rhodanate 30
Part, copper oxide 40 parts, chlorosulfonated polyethylene 80 parts, dimethyl ether 12 parts, polyethyleneglycol diacrylate 30 parts, phosphorous
Acid esters 110 parts, diethylene triamine pentacetic acid (DTPA) 75 parts, ammonium oxalate 45 parts, sodium alginate 40 parts, calcium carbonate 50 parts.
As to further improvement of the present invention, substrate layer thickness is 30～40 μm.
As to further improvement of the present invention, Weather-proof film thickness is 50～80 μm.
As to further improvement of the present invention, adhesive layer thickness is 10～20 μm.
As to further improvement of the present invention, phosphite ester is phosphorous acid hexichol one ester in the last of the ten Heavenly stems or phosphorous acid one benzene didecyl
Ester.
Present invention also offers the preparation method of a kind of radiation modification solar cell backboard.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 100～200 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
As to further improvement of the present invention, the setting temperature of step (2) is 150 DEG C.
As to further improvement of the present invention, step (3) tack coat is polyurethane adhesive or epoxy glue.
As to further improvement of the present invention, the radiation dose of step (4) is 500～800Gy.
Principle: solar cell backboard carries out radiation treatment, improves the mechanical strength of Weather-proof film, improves tensile property.
Beneficial effect
The present invention uses 60Co-gamma-rays that solar cell backboard is carried out radiation treatment, can make intermolecular formation phase
To stable state, improve the mechanical strength of Weather-proof film, make the hot strength of solar cell backboard and surface to significantly improve,
Reduce percent thermal shrinkage.The surface of the present invention can be 45～48 dyne, and hot strength is 53～55MPa, percent thermal shrinkage be 0.6～
0.8%。
Detailed description of the invention
Below by specific embodiment, the present invention is further described in detail, but is not limited to this.
Embodiment 1
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 30 parts, copper oxide 40 parts, chlorosulfonated polyethylene 80 parts, dimethyl ether 12 parts, polyethyleneglycol diacrylate
30 parts, phosphite ester 110 parts, diethylene triamine pentacetic acid (DTPA) 75 parts, ammonium oxalate 45 parts, sodium alginate 40 parts, calcium carbonate 50 parts.
Substrate layer thickness is 35 μm.
Weather-proof film thickness is 65 μm.
Adhesive layer thickness is 15 μm.
Phosphite ester is phosphorous acid hexichol one ester in the last of the ten Heavenly stems.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 150 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
Step (3) tack coat is polyurethane adhesive.
The radiation dose of step (4) is 500～800Gy.
Embodiment 2
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 20 parts, copper oxide 60 parts, chlorosulfonated polyethylene 100 parts, dimethyl ether 15 parts, polyethyleneglycol diacrylate
40 parts, phosphite ester 120 parts, diethylene triamine pentacetic acid (DTPA) 80 parts, ammonium oxalate 50 parts, sodium alginate 60 parts, calcium carbonate 80 parts.
Substrate layer thickness is 30 μm.
Weather-proof film thickness is 50 μm.
Adhesive layer thickness is 10 μm.
Phosphite ester is phosphorous acid one benzene didecyl.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 100 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
Step (3) tack coat is epoxy glue.
The radiation dose of step (4) is 500～800Gy.
Embodiment 3
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 20 parts, copper oxide 20 parts, chlorosulfonated polyethylene 50 parts, dimethyl ether 10 parts, polyethyleneglycol diacrylate
20 parts, phosphite ester 100 parts, diethylene triamine pentacetic acid (DTPA) 70 parts, ammonium oxalate 40 parts, sodium alginate 30 parts, calcium carbonate 30 parts.
Substrate layer thickness is 40 μm.
Weather-proof film thickness is 80 μm.
Adhesive layer thickness is 20 μm.
Phosphite ester is phosphorous acid hexichol one ester in the last of the ten Heavenly stems.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 200 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
Step (3) tack coat is polyurethane adhesive.
The radiation dose of step (4) is 500～800Gy.
Embodiment 4
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 30 parts, copper oxide 30 parts, chlorosulfonated polyethylene 60 parts, dimethyl ether 12 parts, polyethyleneglycol diacrylate
25 parts, phosphite ester 110 parts, diethylene triamine pentacetic acid (DTPA) 78 parts, ammonium oxalate 45 parts, sodium alginate 40 parts, calcium carbonate 40 parts.
Substrate layer thickness is 33 μm.
Weather-proof film thickness is 60 μm.
Adhesive layer thickness is 12 μm.
Phosphite ester is phosphorous acid hexichol one ester in the last of the ten Heavenly stems.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 120 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
Step (3) tack coat is polyurethane adhesive.
The radiation dose of step (4) is 500～800Gy.
Embodiment 5
Radiation modification solar cell backboard, including middle substrate layer, the upper and lower faces of described substrate layer is equipped with resistance to
Waiting film, connected by tack coat between described Weather-proof film and substrate layer, described Weather-proof film includes the component of following weight portion meter: sulfur
Sodium cyanate (NaOCN) 40 parts, copper oxide 50 parts, chlorosulfonated polyethylene 80 parts, dimethyl ether 15 parts, polyethyleneglycol diacrylate
30 parts, phosphite ester 120 parts, diethylene triamine pentacetic acid (DTPA) 78 parts, ammonium oxalate 48 parts, sodium alginate 50 parts, calcium carbonate 70 parts.
Substrate layer thickness is 38 μm.
Weather-proof film thickness is 75 μm.
Adhesive layer thickness is 18 μm.
Phosphite ester is phosphorous acid one benzene didecyl.
The preparation method of above-mentioned radiation modification solar cell backboard, comprises the following steps:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate,
Phosphite ester, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000
DEG C, extruding pelletization, utilize casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 180 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use 60Co-gamma-rays that backboard is carried out radiation treatment.
Step (3) tack coat is epoxy glue.
The radiation dose of step (4) is 500～800Gy.
Comparative example 1
Same as in Example 1, difference is: omits step (4), does not carry out radiation treatment.
Performance test
The product of embodiment and comparative example is carried out performance test, the results are shown in Table 1.
Surface energy: unit: dyne.Surface energy after twice corona.
Hot strength: unit: MPa.Examination criteria: ASTM D-882.
Percent thermal shrinkage: unit: %.Examination criteria: ASTM D-1204(150 DEG C, 30min).
Table 1
Conclusion: the surface of comparative example 1 can be 18 dyne, hot strength is 35MPa, and percent thermal shrinkage is 1.8%.Embodiment
Surface can be 45～48 dyne, and hot strength is 53～55MPa, and percent thermal shrinkage is 0.6～0.8%.The present invention uses 60Co-γ
Ray carries out radiation treatment to solar cell backboard, can make intermolecular formation relatively steady state, improves Weather-proof film
Mechanical strength, makes the hot strength of solar cell backboard and surface to significantly improve, and reduces percent thermal shrinkage.
Claims (9)
1. radiation modification solar cell backboard, it is characterised in that include the substrate layer of centre, upper and lower the two of described substrate layer
Face is equipped with Weather-proof film, is connected by tack coat between described Weather-proof film and substrate layer, and described Weather-proof film includes following weight portion
The component of meter: sodium rhodanate 20～50 parts, copper oxide 20～60 parts, chlorosulfonated polyethylene 50～100 parts, dimethyl ether
10～15 parts, polyethyleneglycol diacrylate 20～40 parts, phosphite ester 100～120 parts, diethylene triamine pentacetic acid (DTPA) 70～80
Part, ammonium oxalate 40～50 parts, sodium alginate 30～60 parts, calcium carbonate 30～80 parts；Use 500～800Gy radiation dose
60Co-gamma-rays carries out radiation treatment to solar cell backboard.
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that described Weather-proof film includes following
The component of weight portion meter: sodium rhodanate 30～40 parts, copper oxide 30～50 parts, chlorosulfonated polyethylene 60～80 parts, dipropylene glycol
Dimethyl ether 12～15 parts, polyethyleneglycol diacrylate 25～30 parts, phosphite ester 110～120 parts, diethylene triamine pentacetic acid (DTPA)
75～78 parts, ammonium oxalate 45～48 parts, sodium alginate 40～50 parts, calcium carbonate 40～70 parts.
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that described Weather-proof film includes following
The component of weight portion meter: sodium rhodanate 30 parts, copper oxide 40 parts, chlorosulfonated polyethylene 80 parts, dimethyl ether 12 parts, poly-
Glycol diacrylate 30 parts, phosphite ester 110 parts, diethylene triamine pentacetic acid (DTPA) 75 parts, ammonium oxalate 45 parts, sodium alginate 40
Part, calcium carbonate 50 parts.
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that substrate layer thickness is 30～40
μm。
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that Weather-proof film thickness is 50～80
μm。
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that adhesive layer thickness is 10～20
μm。
Radiation modification solar cell backboard the most according to claim 1, it is characterised in that phosphite ester is phosphorous acid two
Benzene one ester in the last of the ten Heavenly stems or phosphorous acid one benzene didecyl.
8. preparation method based on the radiation modification solar cell backboard described in claim 1, it is characterised in that include following
Step:
(1) by sodium rhodanate, copper oxide, chlorosulfonated polyethylene, dimethyl ether, polyethyleneglycol diacrylate, phosphorous
Acid esters, diethylene triamine pentacetic acid (DTPA), ammonium oxalate, sodium alginate, calcium carbonate mix homogeneously, be dried, be heated to 700～1000 DEG C,
Extruding pelletization, utilizes casting machine to make Weather-proof film；
(2) Weather-proof film is placed in 100～200 DEG C of high-temperature shapings, cooling；
(3) substrate layer and Weather-proof film are combined by tack coat, make solar cell backboard；
(4) use the 60Co-gamma-rays of 500～800Gy radiation dose that backboard is carried out radiation treatment.
The preparation method of radiation modification solar cell backboard the most according to claim 8, it is characterised in that step (2)
Setting temperature be 150 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634406.5A CN104393078B (en) | 2014-11-12 | Radiation modification solar cell backboard and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410634406.5A CN104393078B (en) | 2014-11-12 | Radiation modification solar cell backboard and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104393078A CN104393078A (en) | 2015-03-04 |
| CN104393078B true CN104393078B (en) | 2017-01-04 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814534A (en) * | 2009-02-24 | 2010-08-25 | 苏州中来太阳能材料技术有限公司 | Radiation modification fluorine resin film, preparation process and solar flexible battery |
| CN102690477A (en) * | 2012-06-13 | 2012-09-26 | 贵州省复合改性聚合物材料工程技术研究中心 | Solar cell back panel material and preparation method and product thereof |
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101814534A (en) * | 2009-02-24 | 2010-08-25 | 苏州中来太阳能材料技术有限公司 | Radiation modification fluorine resin film, preparation process and solar flexible battery |
| CN102690477A (en) * | 2012-06-13 | 2012-09-26 | 贵州省复合改性聚合物材料工程技术研究中心 | Solar cell back panel material and preparation method and product thereof |
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