CN105552153A - Weather-resistant film for solar photovoltaic cell - Google Patents
Weather-resistant film for solar photovoltaic cell Download PDFInfo
- Publication number
- CN105552153A CN105552153A CN201610058994.1A CN201610058994A CN105552153A CN 105552153 A CN105552153 A CN 105552153A CN 201610058994 A CN201610058994 A CN 201610058994A CN 105552153 A CN105552153 A CN 105552153A
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- China
- Prior art keywords
- notacoria
- weather
- parts
- electronic board
- weather resistant
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Classifications
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
- C08K5/098—Metal salts of carboxylic acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/36—Sulfur-, selenium-, or tellurium-containing compounds
- C08K5/45—Heterocyclic compounds having sulfur in the ring
- C08K5/46—Heterocyclic compounds having sulfur in the ring with oxygen or nitrogen in the ring
- C08K5/47—Thiazoles
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
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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
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/10—Homopolymers or copolymers of methacrylic acid esters
- C09J133/12—Homopolymers or copolymers of methyl methacrylate
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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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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention discloses a weather-resistant film for a solar photovoltaic cell. The weather-resistant film is sequentially provided with a weather-resistant layer, an adhesive layer and an anticorrosive layer from top to bottom, wherein the weather-resistant layer comprises the following raw materials in parts by weight: 50 parts of epoxy resin, 33-35 parts of polyamide resin, 3-4 parts of m-difluorobenzene, 0.6-0.7 part of sodium citrate and 0.4-0.5 part of 5-sulfosalicylic acid; and the adhesive layer comprises the following raw materials in parts by weight: 50 parts of polymethyl methacrylate, 20-22 parts of a propylene-octyl methacrylate copolymer and 2-3 parts of ammonium phosphate. Through dual improvement of traditional film structure and formula, the bonding strength between the layers is improved; meanwhile, the structural strength, the corrosion resistance, the weathering resistance and the ageing resistance of a single-layer body are strengthened; and the weather-resistant film has relatively long service lifetime, and is low in manufacturing cost and easy to popularize and apply.
Description
Technical field
The present invention relates to a kind of polymeric membrane group, be specifically related to a kind of weather resistant notacoria for solar opto-electronic board.
Background technology
Notacoria in solar energy photovoltaic panel is as photovoltaic encapsulation material that is direct and external environment bump contact, and it is required to possess the remarkable performance such as resistance to long-term ageing (damp and hot, xeothermic, ultraviolet), resistance to electric insulation, vapor water barriers.Existing modal notacoria is fluorine-containing notacoria, and wherein fluorine-containing notacoria is divided into again double-side fluorine (TPT) and one side fluorine-containing (TPE) notacoria, and wherein, the basic structure of double-side fluorine back film is roughly fluorine-containing layer/glue/PET/ glue/fluorine-containing layer.But due to the technology of preparing of fluorine-containing notacoria and process for modifying surface all monopolize by external major company, domestic also failing realizes production domesticization, this also makes domestic photovoltaic notacoria industry be limited by foreign-made business for a long time, causes notacoria cost to remain high, and is difficult to import.
There is adhesive due to its inside in notacoria, and the quality level of adhesive differs, in addition combination process is very different, in the outdoor Long-Time Service process of battery component, notacoria is subject to the combined influence of humidity and temperature dual factor, the infringements such as easy generation glue line hydrolysis, finally cause peeling off between layers, be difficult to meet the long-term reliability requirement of battery component.Domestic Ye Zengyouguo enterprise attempts going polyurethane, epoxies or the acrylic compounds adhesive adopting some common to go to replace external used adhesive, but these common adhesives are all easily aging, performance cannot meet life requirement even more of a specified duration in 25 years.Therefore, developing the weather resistant notacoria product that a class has the low cost of excellent long-term weatherability performance, is direction and the trend of the exploitation of current notacoria and technical development.
Summary of the invention
For the deficiencies in the prior art part, the object of the present invention is to provide a kind of weather resistant notacoria for solar opto-electronic board, it is by simplifying the structure of existing notacoria and improving, and redesign for the formula of every layer, thus obtain a product that can meet high-durability demand in performance.
Technical scheme of the present invention is summarized as follows:
For a weather resistant notacoria for solar opto-electronic board, it is provided with weathering layer, adhesive layer and corrosion resistant layer from top to bottom successively;
Wherein, described weathering layer comprises the material of following weight portion:
Described adhesive layer comprises the material of following weight portion:
Polymethyl methacrylate 50 weight portion;
Propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer 20 ~ 22 weight portion;
Ammonium phosphate 2 ~ 3 weight portion.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, described corrosion resistant layer comprises the material of following weight portion:
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, in described weathering layer, the number-average molecular weight of epoxy resin is 23000 ~ 25000g/mol.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, the number-average molecular weight of described polyamide is 14000 ~ 15000g/mol.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, the number-average molecular weight of described polymethyl methacrylate is 15000 ~ 17000g/mol.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, in described propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer, propylene content is 25 ~ 26wt%.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, the number-average molecular weight of described propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer is 8000 ~ 9000g/mol.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, in described corrosion resistant layer, the number-average molecular weight of epoxy resin is 13000 ~ 14000g/mol.
Preferably, the described weather resistant notacoria for solar opto-electronic board, wherein, described adhesive layer also comprises the tert-butyl acetate of 2 ~ 3 weight portions.
The invention has the beneficial effects as follows: this case is by the dual improvement to traditional notacoria structure and formula, improve adhesion strength between layers, enhance the structural strength of individual layer body, decay resistance, weather resistance and ageing resistace simultaneously, it is made to be provided with higher useful life, and cheap for manufacturing cost, be easy to apply.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, can implement according to this with reference to specification word to make those skilled in the art.
This case proposes the weather resistant notacoria for solar opto-electronic board of an embodiment, and it is provided with weathering layer, adhesive layer and corrosion resistant layer from top to bottom successively;
Wherein, weathering layer comprises the material of following weight portion:
Adhesive layer comprises the material of following weight portion:
Polymethyl methacrylate 50 weight portion;
Propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer 20 ~ 22 weight portion;
Ammonium phosphate 2 ~ 3 weight portion.
In the above-described embodiments, corrosion resistant layer preferably includes the material of following weight portion:
In the above-described embodiments, in weathering layer, the number-average molecular weight of epoxy resin is preferably 23000 ~ 25000g/mol.
In the above-described embodiments, the number-average molecular weight of polyamide is preferably 14000 ~ 15000g/mol.
In the above-described embodiments, the number-average molecular weight of polymethyl methacrylate is preferably 15000 ~ 17000g/mol.
In the above-described embodiments, in propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer, propylene content is preferably 25 ~ 26wt%.
In the above-described embodiments, the number-average molecular weight of propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer is preferably 8000 ~ 9000g/mol.
In the above-described embodiments, in corrosion resistant layer, the number-average molecular weight of epoxy resin is preferably 13000 ~ 14000g/mol.
In the above-described embodiments, adhesive layer also preferably includes the tert-butyl acetate of 2 ~ 3 weight portions.
Table one lists concrete composition and the performance parameter thereof of the notacoria of different embodiment:
Table one
Table two lists concrete composition and the performance parameter thereof of the notacoria of different comparative example:
Table two
Although embodiment of the present invention are open as above, but it is not restricted to listed in specification and execution mode utilization, it can be applied to various applicable the field of the invention completely, for those skilled in the art, can easily realize other amendment, therefore do not deviating under the universal that claim and equivalency range limit, the present invention is not limited to specific details.
Claims (9)
1., for a weather resistant notacoria for solar opto-electronic board, it is provided with weathering layer, adhesive layer and corrosion resistant layer from top to bottom successively;
Wherein, described weathering layer comprises the material of following weight portion:
Described adhesive layer comprises the material of following weight portion:
Polymethyl methacrylate 50 weight portion;
Propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer 20 ~ 22 weight portion;
Ammonium phosphate 2 ~ 3 weight portion.
2. the weather resistant notacoria for solar opto-electronic board according to claim 1, it is characterized in that, described corrosion resistant layer comprises the material of following weight portion:
3. the weather resistant notacoria for solar opto-electronic board according to claim 1, is characterized in that, in described weathering layer, the number-average molecular weight of epoxy resin is 23000 ~ 25000g/mol.
4. the weather resistant notacoria for solar opto-electronic board according to claim 1, is characterized in that, the number-average molecular weight of described polyamide is 14000 ~ 15000g/mol.
5. the weather resistant notacoria for solar opto-electronic board according to claim 1, is characterized in that, the number-average molecular weight of described polymethyl methacrylate is 15000 ~ 17000g/mol.
6. the weather resistant notacoria for solar opto-electronic board according to claim 1, is characterized in that, in described propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer, propylene content is 25 ~ 26wt%.
7. the weather resistant notacoria for solar opto-electronic board according to claim 1, is characterized in that, the number-average molecular weight of described propylene-2-Propenoic acid, 2-methyl-, octyl ester copolymer is 8000 ~ 9000g/mol.
8. the weather resistant notacoria for solar opto-electronic board according to claim 2, is characterized in that, in described corrosion resistant layer, the number-average molecular weight of epoxy resin is 13000 ~ 14000g/mol.
9. the weather resistant notacoria for solar opto-electronic board according to claim 8, it is characterized in that, described adhesive layer also comprises the tert-butyl acetate of 2 ~ 3 weight portions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058994.1A CN105552153A (en) | 2016-01-28 | 2016-01-28 | Weather-resistant film for solar photovoltaic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610058994.1A CN105552153A (en) | 2016-01-28 | 2016-01-28 | Weather-resistant film for solar photovoltaic cell |
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| Publication Number | Publication Date |
|---|---|
| CN105552153A true CN105552153A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610058994.1A Pending CN105552153A (en) | 2016-01-28 | 2016-01-28 | Weather-resistant film for solar photovoltaic cell |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953165A (en) * | 2016-05-24 | 2016-09-21 | 江苏天楹之光光电科技有限公司 | Outdoor solar emergency lighting LED lamp |
| CN107141775A (en) * | 2017-04-25 | 2017-09-08 | 柳州市乾阳机电设备有限公司 | Resistance to optical thin film |
| CN107980053A (en) * | 2017-06-01 | 2018-05-01 | 苏州佳亿达电器有限公司 | Solar opto-electronic board notacoria |
-
2016
- 2016-01-28 CN CN201610058994.1A patent/CN105552153A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105953165A (en) * | 2016-05-24 | 2016-09-21 | 江苏天楹之光光电科技有限公司 | Outdoor solar emergency lighting LED lamp |
| CN107141775A (en) * | 2017-04-25 | 2017-09-08 | 柳州市乾阳机电设备有限公司 | Resistance to optical thin film |
| CN107980053A (en) * | 2017-06-01 | 2018-05-01 | 苏州佳亿达电器有限公司 | Solar opto-electronic board notacoria |
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Application publication date: 20160504 |
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