CN104403526A - Solar cell backboard coating material and preparation method thereof - Google Patents
Solar cell backboard coating material and preparation method thereof Download PDFInfo
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- CN104403526A CN104403526A CN201410650858.2A CN201410650858A CN104403526A CN 104403526 A CN104403526 A CN 104403526A CN 201410650858 A CN201410650858 A CN 201410650858A CN 104403526 A CN104403526 A CN 104403526A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
- C09D167/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
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- 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
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
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- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention discloses a solar cell backboard coating material and a preparation method thereof. The coating material comprises the following components: PET, an antioxidant, an antioxidant aid, polyester fiber, polyvinyl alcohol, tributyl phosphate, a lubricant, borax, carnauba wax, sodium tripolyphosphate, acrylic acid, sodium allysulfonate, carboxymethylcellulose, diethyl diallyl ammonium chloride and polyvinyl acetate. The preparation method includes: putting all the components into a grinding machine to conduct grinding to a particle size of less than 100 micrometers, then adding the mixture into a reaction kettle, raising the temperature to 100-120DEG C under a vacuum condition and maintaining the state for 30-50min, then lowering the temperature to 70-80DEG C, carrying out stirring reaction at atmospheric pressure for 120-180min under ammonia gas protection, and performing cooling to room temperature. The solar cell backboard coating material provided by the invention has good comprehensive performance, also the material has the advantages of convenient use and good formability, and can be widely applied to the field of solar cells.
Description
Technical field
The invention belongs to solar cell associated materials preparing technical field, be specifically related to a kind of solar cell backboard coating material and preparation method thereof.
Background technology
Solar photovoltaic technology is increasingly mature, predicts according to European photovoltaic industry association EPIA, and solar energy power generating can occupy the important seat of world energy sources consumption in 21 century, not only wants Substitute For Partial conventional energy resources, and will become the main body of world energy supplies.Solar cell backboard is the important component part in solar-energy photo-voltaic cell structure, plays insulation and provide protection to solar-energy photo-voltaic cell.
Solar cell backboard is in the market of a great variety, and design period is generally 25 years, have be 40 years even more of a specified duration.International main flow backboard can be divided into film composite type and compound two types of coating.The solar cell backboard of current whole world market is still based on fluorine film composite solar battery backboard, this also just causes the backboard overwhelming majority dependence import that domestic main solar modules producer uses, cause market value high, the phenomenon that technology monopolizes for foreign enterprise.In addition, along with the raising of environmental requirement, the recovery of solar cell backboard is also subject to the people's attention, and the research of floride-free solar cell backboard also becomes increasingly active.
Current solar cell backboard producer is main or based on external producer, they are in occupation of most of share of world market.Along with the breakthrough of domestic backplane technology, the share that domestic backboard occupies on photovoltaic market gets more and more, and has broken photovoltaic backboard gradually always by the pattern monopolized abroad.The over-all properties of domestic backboard is also strengthening, and towards sample variation future development.The mode of production of backboard mainly contains two kinds, and one is recombining process, and one is coating process.Solar cell backboard producer is increasing, and the newly-increased producer of major part all produces backboard as subsidiary product.Due to specification not being carried out to solar cell backboard title in market, so the backboard containing Tedlar film in this research is referred to as TPT or TPE backboard, there are Korea S SFC, Mitsubishi, German Dr.Mueller, Kunshan platform rainbow electronic material and Bel's card top grade in representative producer; Be referred to as KPK or KPE backboard with backboard prepared by PVDF thin film, there are Japanese Japan aluminium, Italian Solvay Solexis, Suzhou match 5 and Hanita Coatings etc. in representative producer; The backboard of fluorine type resin coating is used to be called FPF or FPE backboard; Other is not called containing those backboards of fluorine element and is referred to as floride-free backboard, and representative producer has in Suzhou, Hangzhou associating green wood and Changshu hat day etc.Also have other picture Italy of producer the PPE backboard of Kang Weiming, the PP backboard etc. of toray in addition.On a large scale, and sample presents diversified development trend in domestic backboard manufacturer.
Current solar cell backboard material is mostly adopt composite back plate material, need by calendering or sizing agent by different backplane together, jointly play a role, this material require is prepared according to plan in advance, then assemble, for materials application underaction, need to need to prepare in advance according to difference in different geographical, therefore on-the-spot interim adjustment is unfavorable for, application inconvenience.
Summary of the invention
The object of the invention is to provide a kind of solar cell backboard coating material and preparation method thereof to overcome above the deficiencies in the prior art, coating material application is convenient, do not limit by region, can brush shaping at any time, coating material has good sticking power, high thermal resistance and ageing resistance simultaneously.
The present invention is realized by following technique means:
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 40-50 part, oxidation inhibitor 0.8-1.5 part, aid anti-oxidants 0.5-1 part, trevira 5-10 part, polyvinyl alcohol 2-8 part, tributyl phosphate 5-10 part, lubricant 0.5-1 part, borax 1-5 part, carnauba wax 3-7 part, tripoly phosphate sodium STPP 1-4 part, vinylformic acid 5-12 part, sodium allyl sulfonate 2-6 part, carboxymethyl cellulose 1-6 part, diethyl diallyl ammonium chloride 2-7 part, polyvinyl acetate 5-10 part.
Described solar cell backboard coating material, can preferably comprise in components by weight percent: PET 44-48 part, oxidation inhibitor 1-1.2 part, aid anti-oxidants 0.5-0.8 part, trevira 7-9 part, polyvinyl alcohol 5-7 part, tributyl phosphate 7-10 part, lubricant 0.8-1 part, borax 3-5 part, carnauba wax 4-6 part, tripoly phosphate sodium STPP 2-4 part, vinylformic acid 8-11 part, sodium allyl sulfonate 3-5 part, carboxymethyl cellulose 3-6 part, diethyl diallyl ammonium chloride 4-6 part, polyvinyl acetate 7-9 part.
Described solar cell backboard coating material, oxidation inhibitor can be oxidation inhibitor DNP.
Described solar cell backboard coating material, aid anti-oxidants can be aid anti-oxidants DLTP.
Described solar cell backboard coating material, lubricant can be barium stearate.
The preparation method of the solar cell backboard coating material described in more than one any one, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3, joins in reactor by material one, is warming up to 100-120 DEG C under vacuum; keep 30-50 minute, be then cooled to 70-80 DEG C, at normal pressure; under the atmosphere of protection of ammonia, stirring reaction 120-180 minute, drops to room temperature, obtains solar cell backboard coating material.
The preparation method of described solar cell backboard coating material, in step 3, vacuum condition can be vacuum tightness 0.01-0.04MPa.
The preparation method of described solar cell backboard coating material, in step 3, the stirring velocity of stirring reaction can be 100-120 rev/min.
Solar cell backboard coating material provided by the invention applies dry postadhesion intensity can reach more than 5.6MPa, heat-drawn wire can reach more than 176 DEG C, breakdown voltage strength can reach more than 23KV, light aging test can continue more than 1200 hours without exception, artificial accelerated aging test can reach more than 1000 hours without exception.
Solar cell backboard coating material provided by the invention has good over-all properties, and this materials application is convenient simultaneously, carries out as required applying, the thickness of coating can be adjusted easily, good moldability, does not limit by region, can be widely used in area of solar cell.
Embodiment
Embodiment 1
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 40 parts, oxidation inhibitor DNP 0.8 part, aid anti-oxidants DLTP 0.5 part, 5 parts, trevira, polyvinyl alcohol 2 parts, tributyl phosphate 5 parts, barium stearate 0.5 part, borax 1 part, carnauba wax 3 parts, tripoly phosphate sodium STPP 1 part, 5 parts, vinylformic acid, sodium allyl sulfonate 2 parts, carboxymethyl cellulose 1 part, diethyl diallyl ammonium chloride 2 parts, polyvinyl acetate 5 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 100 DEG C are warming up under the condition of vacuum tightness 0.01MPa; keep 30 minutes, be then cooled to 70 DEG C, at normal pressure; stirring reaction 120 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 100 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Embodiment 2
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 42 parts, oxidation inhibitor DNP 0.9 part, aid anti-oxidants DLTP 0.7 part, 6 parts, trevira, polyvinyl alcohol 4 parts, tributyl phosphate 8 parts, barium stearate 0.6 part, borax 2 parts, carnauba wax 3 parts, tripoly phosphate sodium STPP 2 parts, 7 parts, vinylformic acid, sodium allyl sulfonate 3 parts, carboxymethyl cellulose 2 parts, diethyl diallyl ammonium chloride 4 parts, polyvinyl acetate 9 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 108 DEG C are warming up under the condition of vacuum tightness 0.02MPa; keep 35 minutes, be then cooled to 75 DEG C, at normal pressure; stirring reaction 130 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 106 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Embodiment 3
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 44 parts, oxidation inhibitor DNP 1 part, aid anti-oxidants DLTP 0.5 part, 7 parts, trevira, polyvinyl alcohol 5 parts, tributyl phosphate 7 parts, barium stearate 0.8 part, borax 3 parts, carnauba wax 4 parts, tripoly phosphate sodium STPP 2 parts, 8 parts, vinylformic acid, sodium allyl sulfonate 3 parts, carboxymethyl cellulose 3 parts, diethyl diallyl ammonium chloride 4 parts, polyvinyl acetate 7 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 108 DEG C are warming up under the condition of vacuum tightness 0.02MPa; keep 37 minutes, be then cooled to 75 DEG C, at normal pressure; stirring reaction 140 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 110 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Embodiment 4
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 46 parts, oxidation inhibitor DNP 1.1 parts, aid anti-oxidants DLTP 0.6 part, 8 parts, trevira, polyvinyl alcohol 6 parts, tributyl phosphate 8 parts, barium stearate 0.9 part, borax 4 parts, carnauba wax 5 parts, tripoly phosphate sodium STPP 3 parts, 10 parts, vinylformic acid, sodium allyl sulfonate 4 parts, carboxymethyl cellulose 5 parts, diethyl diallyl ammonium chloride 5 parts, polyvinyl acetate 8 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 110 DEG C are warming up under the condition of vacuum tightness 0.03MPa; keep 40 minutes, be then cooled to 78 DEG C, at normal pressure; stirring reaction 160 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 115 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Embodiment 5
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 48 parts, oxidation inhibitor DNP 1.2 parts, aid anti-oxidants DLTP 0.8 part, 9 parts, trevira, polyvinyl alcohol 7 parts, tributyl phosphate 10 parts, barium stearate 1 part, borax 5 parts, carnauba wax 6 parts, tripoly phosphate sodium STPP 4 parts, 11 parts, vinylformic acid, sodium allyl sulfonate 5 parts, carboxymethyl cellulose 6 parts, diethyl diallyl ammonium chloride 6 parts, polyvinyl acetate 9 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 118 DEG C are warming up under the condition of vacuum tightness 0.04MPa; keep 46 minutes, be then cooled to 80 DEG C, at normal pressure; stirring reaction 170 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 120 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Embodiment 6
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 50 parts, oxidation inhibitor DNP 1.5 parts, aid anti-oxidants DLTP 1 part, 10 parts, trevira, polyvinyl alcohol 8 parts, tributyl phosphate 10 parts, barium stearate 1 part, borax 5 parts, carnauba wax 7 parts, tripoly phosphate sodium STPP 4 parts, 12 parts, vinylformic acid, sodium allyl sulfonate 6 parts, carboxymethyl cellulose 6 parts, diethyl diallyl ammonium chloride 7 parts, polyvinyl acetate 10 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 120 DEG C are warming up under the condition of vacuum tightness 0.04MPa; keep 50 minutes, be then cooled to 80 DEG C, at normal pressure; stirring reaction 180 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 120 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Comparative example
A kind of solar cell backboard coating material, comprises in components by weight percent: PET 46 parts, oxidation inhibitor DNP 1.1 parts, aid anti-oxidants DLTP 0.6 part, 8 parts, trevira, polyvinyl alcohol 6 parts, tributyl phosphate 8 parts, barium stearate 0.9 part, borax 4 parts, carnauba wax 5 parts, tripoly phosphate sodium STPP 3 parts, 10 parts, vinylformic acid, carboxymethyl cellulose 5 parts, diethyl diallyl ammonium chloride 5 parts, polyvinyl acetate 8 parts.
The preparation method of described solar cell backboard coating material, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3; material one is joined in reactor; 110 DEG C are warming up under the condition of vacuum tightness 0.03MPa; keep 40 minutes, be then cooled to 78 DEG C, at normal pressure; stirring reaction 160 minutes under the atmosphere of protection of ammonia; wherein stirring velocity is 115 revs/min, drops to room temperature, obtains solar cell backboard coating material.
Performance test is carried out to the solar cell backboard coating material that above embodiment and comparative example prepare, wherein the coating material that embodiment prepares is coated onto alloy test specimens surface, form skim material after dry, carry out concrete performance test, result is as follows:
Above test-results can be found out, solar cell backboard coating material provided by the invention applies dry postadhesion intensity can reach more than 5.6MPa, heat-drawn wire can reach more than 176 DEG C, breakdown voltage strength can reach more than 23KV, light aging test can continue more than 1200 hours without exception, artificial accelerated aging test can reach more than 1000 hours without exception, simultaneously embodiment 4 performance is particularly outstanding, therefore can as most preferred embodiment.
Comparative example is the further test carried out on the basis of embodiment 4, wherein do not add, sodium allyl sulfonate, other are identical with embodiment 4, result shows that the heat-drawn wire of final material and breakdown voltage strength all decrease drastically, illustrate that the introducing of this component enhances the resistance to elevated temperatures of coating material of the present invention and improves breakdown voltage strength, further enhancing the performance of material.
Solar cell backboard coating material provided by the invention has good over-all properties, and this materials application is convenient simultaneously, carries out as required applying, can adjust the thickness of coating easily, good moldability, can be widely used in area of solar cell.
Claims (8)
1. a solar cell backboard coating material, is characterized in that, comprises in components by weight percent: PET 40-50 part, oxidation inhibitor 0.8-1.5 part, aid anti-oxidants 0.5-1 part, trevira 5-10 part, polyvinyl alcohol 2-8 part, tributyl phosphate 5-10 part, lubricant 0.5-1 part, borax 1-5 part, carnauba wax 3-7 part, tripoly phosphate sodium STPP 1-4 part, vinylformic acid 5-12 part, sodium allyl sulfonate 2-6 part, carboxymethyl cellulose 1-6 part, diethyl diallyl ammonium chloride 2-7 part, polyvinyl acetate 5-10 part.
2. solar cell backboard coating material according to claim 1, it is characterized in that, comprise in components by weight percent: PET 44-48 part, oxidation inhibitor 1-1.2 part, aid anti-oxidants 0.5-0.8 part, trevira 7-9 part, polyvinyl alcohol 5-7 part, tributyl phosphate 7-10 part, lubricant 0.8-1 part, borax 3-5 part, carnauba wax 4-6 part, tripoly phosphate sodium STPP 2-4 part, vinylformic acid 8-11 part, sodium allyl sulfonate 3-5 part, carboxymethyl cellulose 3-6 part, diethyl diallyl ammonium chloride 4-6 part, polyvinyl acetate 7-9 part.
3. solar cell backboard coating material according to claim 1, is characterized in that, oxidation inhibitor is oxidation inhibitor DNP.
4. solar cell backboard coating material according to claim 1, is characterized in that, aid anti-oxidants is aid anti-oxidants DLTP.
5. solar cell backboard coating material according to claim 1, is characterized in that, lubricant is barium stearate.
6. the preparation method of the solar cell backboard coating material described in any one of claim 1-5, it is characterized in that, step is as follows:
Step one, takes each component according to weight part;
Step 2, puts into shredder by each component, and being ground to particle diameter is less than 100 μm, obtains material one;
Step 3, joins in reactor by material one, is warming up to 100-120 DEG C under vacuum; keep 30-50 minute, be then cooled to 70-80 DEG C, at normal pressure; under the atmosphere of protection of ammonia, stirring reaction 120-180 minute, drops to room temperature, obtains solar cell backboard coating material.
7. the preparation method of solar cell backboard coating material according to claim 6, is characterized in that, in step 3, vacuum condition is vacuum tightness 0.01-0.04MPa.
8. the preparation method of solar cell backboard coating material according to claim 6, is characterized in that, in step 3, the stirring velocity of stirring reaction is 100-120 rev/min.
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| CN201410650858.2A CN104403526A (en) | 2014-11-14 | 2014-11-14 | Solar cell backboard coating material and preparation method thereof |
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| CN201410650858.2A CN104403526A (en) | 2014-11-14 | 2014-11-14 | Solar cell backboard coating material and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037584A (en) * | 2007-04-25 | 2007-09-19 | 周均华 | Solar energy battery back board packaging material and preparation method thereof |
| CN102157589A (en) * | 2010-11-26 | 2011-08-17 | 诸暨市枫华塑胶科技有限公司 | High-efficiency solar cell back film and preparation method thereof |
| CN102820356A (en) * | 2012-09-10 | 2012-12-12 | 浙江大学 | Rear panel composite membrane for solar cell |
| CN103066140A (en) * | 2011-10-21 | 2013-04-24 | 比亚迪股份有限公司 | Solar cell rear panel, preparation method of solar cell rear panel and solar cell module |
-
2014
- 2014-11-14 CN CN201410650858.2A patent/CN104403526A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101037584A (en) * | 2007-04-25 | 2007-09-19 | 周均华 | Solar energy battery back board packaging material and preparation method thereof |
| CN102157589A (en) * | 2010-11-26 | 2011-08-17 | 诸暨市枫华塑胶科技有限公司 | High-efficiency solar cell back film and preparation method thereof |
| CN103066140A (en) * | 2011-10-21 | 2013-04-24 | 比亚迪股份有限公司 | Solar cell rear panel, preparation method of solar cell rear panel and solar cell module |
| CN102820356A (en) * | 2012-09-10 | 2012-12-12 | 浙江大学 | Rear panel composite membrane for solar cell |
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| Title |
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| 杨春柏: "《塑料成型基础》", 31 July 1999 * |
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Application publication date: 20150311 |