CN201243021Y - Fluoro-containing solar battery face pack with moderately surface energy - Google Patents
Fluoro-containing solar battery face pack with moderately surface energy Download PDFInfo
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- CN201243021Y CN201243021Y CN 200820137031 CN200820137031U CN201243021Y CN 201243021 Y CN201243021 Y CN 201243021Y CN 200820137031 CN200820137031 CN 200820137031 CN 200820137031 U CN200820137031 U CN 200820137031U CN 201243021 Y CN201243021 Y CN 201243021Y
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- fluorine
- microns
- fluorosilicone
- surface energy
- solar cell
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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Abstract
The utility model relates to a medium solar battery surface film with a fluorine-containing surface. The surface film comprises a fluorine base layer made of a fluorine-containing transparent material and a fluorosilicone-formed film layer or a silicon-titanium-formed film layer which are arranged on the surface of the fluorine base layer. The treatment of the fluorosilicone formation or the silicon-titanium formation is carried out on the fluorine base layer by the surface film, thus forming the fluorosilicone-formed film layer or the silicon-titanium-formed film layer; the scratch resisting property of the outer surface of the surface film is improved, the cohesive property with EVA of the inner surface is enhanced and the transparency of the surface film is also improved.
Description
Technical field:
The utility model relates to a kind of solar cell components that is applicable to, relates in particular to a kind of panel that is applicable to flexible solar battery.Also relate to a kind of preparation technology who processes this solar cell mask simultaneously.
Background technology:
Solar panel is a laminated construction normally, mainly comprises surface layer of glass, EVA sealant, solar battery sheet, EVA sealant and solar battery back film, and wherein solar battery sheet is by two-layer EVA sealant sealed envelope.The main effect of solar battery panel is that the high good overall mechanical strength of sunlight transmitance is arranged, and can prevent that in addition water vapor permeable from sealant, influencing the useful life of battery sheet.Therefore, the facial mask of solar cell of the prior art adopts face glass usually, and the light transmission of this face glass is relatively good, and intensity is also high, and water resistance might as well.But this face glass does not have flexibility, can not be crooked, frangible.In order to improve the overall performance of facial mask, some improvement projects at facial mask have appearred in the prior art.Mainly be to replace glass, because fluorine material has high-weatherability, good light transmittance, chemical resistance, high electrical insulation properties, the advantage of high water proofing property by fluorine-containing transparent material, and it has flexibility, can bend, in light weight, be fit to do erose solar cell.For example, Chinese patent application number is the application for a patent for invention of CN200710164692.3, and open day is on September 3rd, 2008, discloses to make to have the method and apparatus that strengthens the solar panel that light catches, and the substrate that comprises front and back wherein is provided; Draw together the film of one or more layers crosslinked fluoropolymer at least in the stacked package of positive upper strata, wherein fluoropolymer layer or multilayer have the thickness between 75 to 150nm, and fluoropolymer layer or multilayer are positioned on the carrier that comprises ethylene copolymer so that carrier contacts with substrate.Such scheme mainly is to film on the surface of glass, makes glass surface have the fluorine material layer.But the shortcoming that this scheme has face glass equally to be had.
The utility model content:
Technical problem to be solved in the utility model overcomes the deficiency of above-mentioned prior art, and a kind of fluorine-containing solar cell mask with medium surface energy, high-adhesion, high scratch resistance is provided.
The solar cell mask of a kind of medium surface energy fluorine-containing that provides according to the utility model comprises that fluorine-based layer of being made by fluorine-containing transparent material and the fluorosilicone that is positioned at described fluorine-based laminar surface change into rete or silicon titanizing film forming layer.
The solar cell mask of a kind of medium surface energy fluorine-containing that provides according to the utility model also has following attached technical characterictic:
The thickness that described fluorosilicone changes into rete or silicon titanizing film forming layer is 0.01 micron to 5 microns.
The thickness that described fluorosilicone changes into rete or silicon titanizing film forming layer is 0.1 micron to 2 microns.
The thickness of described fluorine-based layer is 10 microns-500 microns.
Described fluorine-based layer is FEP, PVDF, ETFE or THV basic unit.
Described fluorine-based laminar surface forms described fluorosilicone through the processing of plasma fluorosilicone and changes into rete.
Described fluorine-based laminar surface is handled through plasma silicon titanizing and is formed described silicon titanizing film forming layer.
The solar cell mask of a kind of medium surface energy fluorine-containing that provides according to the utility model has following advantage: at first, fluorine-based layer is carried out fluorosiliconeization to the utility model or the silicon titanizing is handled, form fluorosilicone and change into rete or silicon titanizing film forming layer, make the outer surface of facial mask increase scratch resistance, inner surface increases the caking property with EVA, has also improved the transparency of facial mask; Secondly, change into rete or silicon titanizing film forming layer owing to form fluorosilicone, make that rete of the present utility model is closely knit, improved barrier property, especially to the better obstruct of having of steam, humidity resistance is good, and electric property and weather resistance are better.
Description of drawings:
Fig. 1 is the structural representation of a kind of embodiment of the present utility model.
Fig. 2 is the structural representation of another kind of embodiment of the present utility model.
Embodiment:
Referring to Fig. 1, the embodiment of the solar cell mask of a kind of medium surface energy fluorine-containing that provides at the utility model, the fluorosilicone that comprises the fluorine-based layer of being made by fluorine-containing transparent material 1 and be located at described fluorine-based layer 1 surface changes into rete 2.Fluorine-based layer of the present utility model is to be made by fluorine-containing transparent material, and fluorine material has higher protection against the tide, anti-permeability, and electric property and weather resistance are also very high, it is in light weight, be processed into other shapes easily, and light transmission might as well, can fully satisfy the demand of solar cell mask.But the disadvantage of fluorine material is surface energy height, hydrophobic, is difficult for bonding.The utility model changes into rete 2 owing to be provided with one deck fluorosilicone on facial mask, thereby the surface energy of facial mask is promoted, and hydrophiling makes its easy bonding.Promptly under the prerequisite that guarantees the advantage that fluorine material had, overcome the shortcoming that itself characteristic has.Therefore, the barrier of facial mask of the present utility model is better, and whole humidity resistance, electric property and weather resistance are better.And the fluorosilicone that is positioned at fluorine-based layer 1 outer surface changes into rete 2 makes that scratch resistance of the present utility model is better, and facial mask is played a protective role.Make facial mask have higher caking property and the fluorosilicone of inner surface changes into rete, be more prone to bond with EVA.
In the foregoing description that the utility model provides, the thickness that described fluorosilicone changes into rete 2 is 0.01 micron to 5 microns, preferred scheme is between 0.1 micron to 2 microns, and concrete numerical value can be elected 0.01 micron, 0.05 micron, 0.1 micron, 0.2 micron, 0.5 micron, 0.8 micron, 1 micron, 1.5 microns, 2 microns as.The thickness that fluorosilicone is changed into rete 2 is limited in the above-mentioned size range and can better meets close-burning demand, and selects above-mentioned concrete one-tenth-value thickness 1/10, can better meet technological requirement, is beneficial to the processing that fluorosilicone changes into rete.
In the foregoing description that the utility model provides, the thickness of described fluorine-based layer 1 is 10 microns-500 microns, preferred scheme is 100 microns-300 microns, and concrete numerical value can be elected 10 microns, 50 microns, 100 microns, 150 microns, 200 microns, 250 microns, 300 microns, 400 microns, 450 microns, 500 microns as.Select the fluorine-based layer 1 of above-mentioned thickness can make facial mask have higher intensity, and have higher light transmission, be beneficial to the daylighting of solar cell.And the selection of above-mentioned concrete one-tenth-value thickness 1/10, the better relation between balance light transmission and the intensity.Make and satisfying under the requirement of strength to have higher light transmission.
In the foregoing description that the utility model provides, described fluorine-based layer 1 is FEP, PVDF, ETFE and THV basic unit.Wherein, FEP is the perfluoroethylene-propylene copolymer, is that tetrafluoroethene and hexafluoropropylene copolymerization form.It is a kind of soft plastic, and chemical inertness has lower dielectric constant in very wide temperature and frequency range.This material does not ignite, and can stop the diffusion of flame.It has good weatherability, and coefficient of friction is lower.And, have good light transmission.
PVDF is a Kynoar, mainly be meant the copolymer of vinylidene fluoride homopolymer or vinylidene and other a small amount of fluorine-containing vinyl monomers, it has the characteristic of fluororesin and resins for universal use concurrently, except that having good chemical resistance, heat-resisting quantity, oxidative resistance, weatherability, anti-x radiation x performance, also have properties such as piezoelectricity, dielectricity, pyroelectricity.
ETFE is ethene-TFE copolymer, and its light transmittance can be up to 95%, and this material weight is light, good flame resistance.
THV is vinylidene, tetrafluoroethene, hexafluoropropylene monomer terpolymer.Be material the most soft and tough in the fluoroplastics, outstanding weatherability, 150 ℃ of long-term serviceability temperatures.
Select above-mentioned material for use, can fully satisfy the demand of facial mask, can be made into solar cell mask, satisfy the demand of the solar cell of special shape with flexibility.
In the foregoing description that the utility model provides, described fluorine-based layer 1 surface forms described fluorosilicone through the processing of plasma fluorosilicone and changes into rete 2.
The preparation technology of the solar cell mask of a kind of medium surface energy fluorine-containing of preparation the foregoing description that the utility model provides mainly may further comprise the steps:
(1), plasma carried out on fluorine-based layer 1 surface handled, activate fluorine-based layer of 1 surface; The plasma treatment process that is adopted can be the plasma treatment process of comparative maturity in the prior art.
(2), to activating the fluorine-based layer in back 1 spraying fluosilicic oxyalkane compound, through 100 degrees centigrade of heating 30 seconds, make fluorine-based layer 1 surface form fluorosilicone and change into rete 2.At this, fluosilicic oxyalkane compound also can be coated in the surface of basic unit by the mode of roller coating or dipping, thereby makes the surface formation fluorosilicone of basic unit change into rete.Above-mentioned technology of the present utility model is fairly simple, can realize serialization production, has improved production efficiency, has reduced the manufacturing cost of this facial mask, is beneficial to marketing.
In step (2), heating-up temperature can be 20-200 degrees centigrade, be preferably 80-150 degrees centigrade, concrete numerical value can be selected from 20 degrees centigrade, 40 degrees centigrade, 60 degrees centigrade, 80 degrees centigrade, 100 degrees centigrade, 120 degrees centigrade, 150 degrees centigrade, 180 degrees centigrade, 200 degrees centigrade; Be 1-600 seconds heating time, is preferably 10-60 seconds, and concrete numerical value can be selected from 5 seconds, 10 seconds, 20 seconds, 30 seconds, 40 seconds, 50 seconds, 80 seconds, 100 seconds, 120 seconds, 150 seconds, 200 seconds, 250 seconds, 300 seconds, 350 seconds, 400 seconds, 450 seconds, 500 seconds.The qualification of said temperature and time is beneficial to the carrying out of fluorosiliconeization, satisfies the formation that fluorosilicone changes into rete.
Fluorosilicone solid content 1-90% in preparation technology of the present utility model in the fluosilicic oxyalkane compound.The molecular formula of the fluosilicic oxyalkane compound that is adopted in the utility model: Rf-Si (OR)
3, this compound can buy finished product from the market.This fluosilicic oxyalkane compound is an organic compound, carries out proportioning with other liquid.Its characteristic makes it have end parent organic substance, and the other end can close inorganic matter, thus the cohesive force of effectively raising.
Referring to Fig. 2, the embodiment of the solar cell mask of a kind of medium surface energy fluorine-containing that provides at the utility model comprises the fluorine-based layer of being made by fluorine material 1 and is located at the silicon titanizing film forming layer 3 on described fluorine-based layer 1 surface.Fluorine-based layer 1 of the present utility model is to be made by fluorine material, and fluorine material has higher protection against the tide, anti-permeability, and electric property and weather resistance are also very high, it is in light weight, be processed into other shapes easily, and light transmission might as well, can fully satisfy the demand of solar cell mask.But the disadvantage of fluorine material is a surface energy low, hydrophobic, difficult bonding.The utility model is owing to be provided with one deck silicon titanizing film forming layer 3 on facial mask, thereby the surface energy of facial mask is promoted, and hydrophiling makes its easy bonding.Promptly under the prerequisite that guarantees the advantage that fluorine material had, overcome the shortcoming that itself characteristic has.Therefore, the barrier of facial mask of the present utility model is better, and whole humidity resistance, electric property and weather resistance are better.And the silicon titanizing film forming layer 3 that is positioned at fluorine-based layer 1 outer surface makes that scratch resistance of the present utility model is better, and facial mask is played a protective role.And the silicon titanizing film forming layer of inner surface makes facial mask have higher caking property, is more prone to bond with EVA.
In the foregoing description that the utility model provides, the thickness of described silicon titanizing film forming layer 3 is 0.01 micron to 5 microns, preferred scheme is between 0.1 micron to 2 microns, and concrete numerical value can be elected 0.01 micron, 0.05 micron, 0.1 micron, 0.2 micron, 0.5 micron, 0.8 micron, 1 micron, 1.5 microns, 2 microns as.The thickness of silicon titanizing film forming layer 3 is limited in the above-mentioned size range can better meets close-burning demand, and select above-mentioned concrete one-tenth-value thickness 1/10, can better meet technological requirement, be beneficial to the processing of silicon titanizing film forming layer.
In the foregoing description that the utility model provides, the thickness of described fluorine-based layer 1 is 10 microns-500 microns, preferred scheme is 100 microns-300 microns, and concrete numerical value can be elected 10 microns, 50 microns, 100 microns, 150 microns, 200 microns, 250 microns, 300 microns, 400 microns, 450 microns, 500 microns as.Select the fluorine-based layer 1 of above-mentioned thickness can make facial mask have higher intensity, and have higher light transmission, be beneficial to the daylighting of solar cell.And the selection of above-mentioned concrete one-tenth-value thickness 1/10, the better relation between balance light transmission and the intensity.Make and satisfying under the requirement of strength to have higher light transmission.Described fluorine-based layer 1 selected material is identical with first kind of embodiment.
In the foregoing description that the utility model provides, described fluorine-based layer 1 surface handled through plasma silicon titanizing and formed described silicon titanizing film forming layer 3.
The preparation technology of the solar cell mask of a kind of medium surface energy fluorine-containing of preparation the foregoing description that the utility model provides mainly may further comprise the steps:
(1), plasma carried out on fluorine-based layer 1 surface handled, activate fluorine-based layer of 1 surface; The plasma treatment process that is adopted can be the plasma treatment process of comparative maturity in the prior art.
(2), to activating back fluorine-based layer 1 sprayed silicon titanium compound, through 100 degrees centigrade of heating 30 seconds, make fluorine-based layer 1 surface form silicon titanizing film forming layer 3.At this, silicon-titanium compound also can be coated in the surface of basic unit by the mode of roller coating or dipping, thereby makes the surface of basic unit form silicon titanizing film forming layer.Above-mentioned technology of the present utility model is fairly simple, can realize serialization production, has improved production efficiency, has reduced the manufacturing cost of this facial mask, is beneficial to marketing.
In step (2), heating-up temperature can be 20-200 degrees centigrade, be preferably 80-150 degrees centigrade, concrete numerical value can be selected from 20 degrees centigrade, 40 degrees centigrade, 60 degrees centigrade, 80 degrees centigrade, 100 degrees centigrade, 120 degrees centigrade, 150 degrees centigrade, 180 degrees centigrade, 200 degrees centigrade; Be 1-600 seconds heating time, is preferably 10-60 seconds, and concrete numerical value can be selected from 5 seconds, 10 seconds, 20 seconds, 30 seconds, 40 seconds, 50 seconds, 80 seconds, 100 seconds, 120 seconds, 150 seconds, 200 seconds, 250 seconds, 300 seconds, 350 seconds, 400 seconds, 450 seconds, 500 seconds.The qualification of said temperature and time is beneficial to the carrying out of silicon titanizing, satisfies the formation of silicon titanizing film forming layer.
Silicon titanium solid content 1-90% in preparation technology of the present utility model in the silicon-titanium compound.The molecular formula of the silicon-titanium compound that is adopted in the utility model: SiO
X, TiO
2, this compound can buy finished product from the market.This silicon-titanium compound is a hybrid, thus the cohesive force of effectively raising.
Claims (7)
1, a kind of solar cell mask of medium surface energy fluorine-containing is characterized in that: comprise that fluorine-based layer of being made by fluorine-containing transparent material and the fluorosilicone that is located at described fluorine-based laminar surface change into rete or silicon titanizing film forming layer.
2, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: the thickness that described fluorosilicone changes into rete or silicon titanizing film forming layer is 0.01 micron to 5 microns.
3, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: the thickness that described fluorosilicone changes into rete or silicon titanizing film forming layer is 0.1 micron to 2 microns.
4, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: the thickness of described fluorine-based layer is 10 microns-500 microns.
5, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: described fluorine-based layer is FEP, PVDF, ETFE or THV basic unit.
6, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: described fluorine-based laminar surface forms described fluorosilicone through the processing of plasma fluorosilicone and changes into rete.
7, the solar cell mask of a kind of medium surface energy fluorine-containing as claimed in claim 1 is characterized in that: described fluorine-based laminar surface is handled through plasma silicon titanizing and is formed described silicon titanizing film forming layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820137031 CN201243021Y (en) | 2008-09-27 | 2008-09-27 | Fluoro-containing solar battery face pack with moderately surface energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200820137031 CN201243021Y (en) | 2008-09-27 | 2008-09-27 | Fluoro-containing solar battery face pack with moderately surface energy |
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| Publication Number | Publication Date |
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| CN201243021Y true CN201243021Y (en) | 2009-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200820137031 Expired - Lifetime CN201243021Y (en) | 2008-09-27 | 2008-09-27 | Fluoro-containing solar battery face pack with moderately surface energy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102082192A (en) * | 2009-11-27 | 2011-06-01 | 比亚迪股份有限公司 | Solar battery backing film, preparation method thereof and solar battery using solar battery backing film |
| CN101685837B (en) * | 2008-09-27 | 2011-11-16 | 苏州中来光伏新材股份有限公司 | Moderate surface energy fluorine-containing solar cell mask and preparation process |
-
2008
- 2008-09-27 CN CN 200820137031 patent/CN201243021Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101685837B (en) * | 2008-09-27 | 2011-11-16 | 苏州中来光伏新材股份有限公司 | Moderate surface energy fluorine-containing solar cell mask and preparation process |
| CN102082192A (en) * | 2009-11-27 | 2011-06-01 | 比亚迪股份有限公司 | Solar battery backing film, preparation method thereof and solar battery using solar battery backing film |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20090520 Effective date of abandoning: 20080927 |