CN110137288A - A kind of light weight solar electrification component - Google Patents

A kind of light weight solar electrification component Download PDF

Info

Publication number
CN110137288A
CN110137288A CN201910504985.4A CN201910504985A CN110137288A CN 110137288 A CN110137288 A CN 110137288A CN 201910504985 A CN201910504985 A CN 201910504985A CN 110137288 A CN110137288 A CN 110137288A
Authority
CN
China
Prior art keywords
layer
light weight
solar
electrification component
component according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910504985.4A
Other languages
Chinese (zh)
Inventor
杜国宏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Shunda New Energy Technology Co Ltd
Original Assignee
Jiangsu Shunda New Energy Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu Shunda New Energy Technology Co Ltd filed Critical Jiangsu Shunda New Energy Technology Co Ltd
Priority to CN201910504985.4A priority Critical patent/CN110137288A/en
Publication of CN110137288A publication Critical patent/CN110137288A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/0481Encapsulation of modules characterised by the composition of the encapsulation material
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/049Protective back sheets
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses a kind of light weight solar electrification component in solar cell module field, the one side of the solar battery is connected through the first adhesive-layer with high-intensitive backboard, and the another side of the solar battery is connected through the second adhesive-layer with high transparency film;The high transparency film includes strengthening hardening hydrophobic layer, and the reinforcing hardening hydrophobic layer is connected with anti-UV weathering layer, and the anti-UV weathering layer is connected with base membrane layer, and the base membrane layer is connected with the easy binder course of the first viscose glue;By high transparency film and high-intensitive backboard sandwiched solar battery, so that entire component has high-intensitive back plate support, sunlight generates electricity through high transparency film irradiation solar battery, own wt mitigates, efficiently avoid PID phenomenon splits generation, and there is grade anti-aging property that preferably blocks water, service life is increased, and the present invention can be used for solar power generation.

Description

A kind of light weight solar electrification component
Technical field
The present invention relates to a kind of electrification components.
Background technique
Currently, photovoltaic module (being commonly called as solar panel) is by solar battery sheet (two kinds of specification 125* of full wafer 125mm, 156*156mm, 124*124mm etc.) or the different size cut open by laser cutting machine machine or steel-wire cutting machine is too Positive energy battery combination is constituted together.Due to electric current and voltage all very littles of monolithic solar cell piece, then we are them After first series connection obtains high voltage, then acquisition high current in parallel, then exported by a diode (preventing electric current from feeding back).And They are encapsulated on a stainless steel, aluminium or other nonmetallic frames, the backboard of glass and the back side above is installed, is filled with Nitrogen, sealing.It is collectively referred to as component, that is, photovoltaic module or says it is solar module.In the prior art, traditional photovoltaic Component is made of face glass, viscose glue, solar battery sheet, viscose glue, solar energy backboard and module frame, by face glass Entire component is supported, due to the characteristic of tempered glass itself, corner edge collides easy fragmentation, and weight weight, temperature shock causes quick-fried Split with PID phenomenon so that the anti-aging property that blocks water of photovoltaic module is poor, actual life is reduced, according to low efficiency.
Summary of the invention
The object of the present invention is to provide a kind of light weight solar electrification component, own wt mitigates, efficiently avoids PID phenomenon splits generation, and has grade anti-aging property that preferably blocks water, and service life is increased.
To achieve the above object, the present invention provides a kind of light weight solar electrification component, the solar battery It is connected on one side through the first adhesive-layer with high-intensitive backboard, the another side of the solar battery is through the second adhesive-layer and high transparency film It is connected.
Compared with prior art, the beneficial effects of the present invention are by high transparency film and high-intensitive backboard sandwiched solar energy Battery, so that entire component has high-intensitive back plate support, sunlight generates electricity through high transparency film irradiation solar battery, from Body weight saving efficiently avoids the generation of splitting of PID phenomenon, and has grade anti-aging property that preferably blocks water, and uses the longevity Life is increased, and the present invention can be used for solar power generation.
As a further improvement of the present invention, the high transparency film includes strengthening hardening hydrophobic layer, and the reinforcing hardening is dredged Water layer is connected with anti-UV weathering layer, and the anti-UV weathering layer is connected with base membrane layer, the base membrane layer and the easy binder course of the first viscose glue It is connected, so that high transparency film its intensity on the basis of guaranteeing that quality is lighter is also guaranteed, and waterproof effect is more preferable, not only Ultraviolet radiation can be radiated, and light transmission is good, it is ensured that generating effect.
As a further improvement of the present invention, the high-intensitive backboard includes flame-retardant high-strength fibrous layer, the fire-retardant height Strength fiber layers are connected with the easy binder course of the second viscose glue, so that and high-intensitive backboard has the characteristic of heat-resistant fireproof, and With high intensity, supporting role can be better played, while splendid gluing can also be carried out with solar battery.
As a further improvement of the present invention, the surface hardness for strengthening hardening hydrophobic layer reaches HB, in this way can be Ensure that high transparency film has splendid waterproof performance, and hardness height will not be scratched easily, to improve solar battery group The safety of part.
As a further improvement of the present invention, the anti-UV weathering layer is polyester material, in this way can be to avoid the short energy of wavelength It measures high ultraviolet light and molecular structure of high transparency film etc. is generated destructive, cause product to become fragile, turn to be yellow, cracking and playing powder etc. to ask Topic.
As a further improvement of the present invention, the base membrane layer is to strengthen PET material, passes through PET high molecular material in this way, So that base membrane layer has optical property and weatherability well, especially amorphous PET has good optical transparence, into One step promotes the translucency of high transparency film, and PET material is nontoxic, anti-permeability is good, and light weight further reduced solar energy The quality of battery component is resistant to temperature up to 220 DEG C, so that solar cell module can be adapted for hot environment.
As a further improvement of the present invention, the easy binder course of the first gluing in conjunction with solar energy the binding force of glue be greater than 200N, can make in this way it is bonding stronger between high transparency film and solar battery sheet so that solar module is whole The stability of body is higher.
As a further improvement of the present invention, the flame-retardant high-strength fibrous layer includes alkali-free glass fiber cloth, the nothing Epoxy resin is coated on alkali containing glass fibre cloth, in this way by alkali-free glass fiber cloth, so that the chemical stabilization of high-intensitive backboard Property, electrical insulation capability, intensity be all greatly improved, surface coating epoxy resin the flame retardant property of high-intensitive backboard is obtained To preferably being promoted, so that flame retardant rating is at V-0 grades or more.
As a further improvement of the present invention, the flame-retardant high-strength fibrous layer has been stacked multiple, in this way can be more Have the thickness that actual conditions increase and decrease high-intensitive backboard, ensures that quality is light enough on the basis of proof strength.
As a further improvement of the present invention, the easy binder course of the second gluing binding force of glue in conjunction with solar energy is greater than 200N, can make in this way it is bonding stronger between high-intensitive backboard and solar battery sheet, can make in this way it is high thoroughly It is bonding stronger between bright film and solar battery sheet, so that the stability of solar module entirety is higher.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the structural schematic diagram of high transparency film in the present invention.
Fig. 3 is the structural schematic diagram of high-intensitive backboard in the present invention.
Fig. 4 is the light transmission figure of high transparency film in the present invention.
Fig. 5 is high-intensitive backboard performance plot in the present invention.
Wherein, 1 high-intensitive backboard, 2 first adhesive-layers, 3 solar batteries, 4 second adhesive-layers, 5 high transparency films, 6 first The easy binder course of viscose glue, 7 base membrane layers, 8 anti-UV weathering layers, 9 reinforcing hardening hydrophobic layers, the 10 second easy binder courses of viscose glue, 11 combustions are high-strength Spend fibrous layer.
Specific embodiment
The following further describes the present invention with reference to the drawings:
A kind of light weight solar electrification component as shown in Figs. 1-3, including solar battery 3, the one side warp of solar battery 3 First adhesive-layer 2 is connected with high-intensitive backboard 1, and the another side of solar battery 3 is connected through the second adhesive-layer 4 with high transparency film 5; High transparency film 5 includes strengthening hardening hydrophobic layer 9, strengthens hardening hydrophobic layer 9 and is connected with anti-UV weathering layer 8, anti-UV weathering layer 8 and base Film layer 7 is connected, and base membrane layer 7 is connected with the easy binder course 6 of the first viscose glue;High-intensitive backboard 1 includes flame-retardant high-strength fibrous layer 11, resistance Combustion layer of high strength fiber 11 is connected with the easy binder course 10 of the second viscose glue;The surface hardness for strengthening hardening hydrophobic layer 9 reaches HB;Anti- UV Weathering layer 8 is polyester material;Base membrane layer 7 is to strengthen PET material;The easy binder course of first gluing with and solar energy in conjunction with glue combination Power is greater than 200N;Flame-retardant high-strength fibrous layer 11 includes alkali-free glass fiber cloth, is coated with asphalt mixtures modified by epoxy resin on alkali-free glass fiber cloth Rouge;Flame-retardant high-strength fibrous layer 11 has been stacked multiple;The easy binder course of second gluing binding force of glue in conjunction with solar energy is big In 200N.
In the present invention, high transparency film 5, as base membrane layer 7, carries out surface coated treatment using PET base material in PET base material, PET base material is unreeled and is preheated after paving, polyester material is coated in the upper surface of PET base material, coating under vacuum conditions It is dried, coating is detected after the completion later, if being unsatisfactory for requiring, repeated the above steps until meeting the requirements shape At anti-UV weathering layer 8, it is coated with hydrophobic material on anti-UV weathering layer 8 again later, is detected after drying, meet the requirements to be formed Hydrophobic coating carries out Surface hardening treatment to hydrophobic coating, so that hydrophobic coating, which is formed, strengthens hardening hydrophobic layer 9, finally by the The easy binder course 6 of one viscose glue is coated in the lower surface of PET base material;Entire high transparency film 5 is resistant to temperature up to 220 degree.
High-intensitive backboard 1 is made of infiltration coating epoxy resin on alkali-free glass fiber cloth, first by alkali-free glass fibre Cloth unreel paving, then is preheated, and carries out vacuumize process later, carries out the painting of epoxy resin under vacuum conditions It applies, coating carries out drying and processing after completing, and finally carries out the alkali-free glass fiber cloth for being coated with epoxy resin being disposed Slice;Alkali-free glass fiber cloth after the coating cut is subjected to stacking placement, pre-add heat treatment is carried out later, after heating It vacuumizes, is laminated under vacuum conditions, so that the alkali-free glass fiber cloth slice of multiple-layer stacked can be laminated and be integrated, most After carry out heat preservation molding;The alkali-free glass after the coating of respective numbers can be laminated in the thickness of high-intensitive backboard 1 according to actual needs The slice of fiber cloth, the flame retardant rating of high-intensitive backboard 1 have high insulating property, glass transition temperature is up to 175 degree in V-0 or more.
Photovoltaic module is formed using high-intensitive backboard 1 and high transparency film 5, photovoltaic module can add module frame, can also be not added Module frame, light-weight, dielectric strength is high, and weatherability is superior, and the weight of high-intensitive backboard 1 only has the one third of glass, Vitrifying encapsulation die so that photovoltaic module realizes lightweight, and can efficiently avoid the generation of PID phenomenon, and have There is grade anti-aging property that preferably blocks water, extend service life, the effect of high light transmission is realized by high transparency film 5, simultaneously The frangible explosive of glass is avoided, generating efficiency is improved.
The present invention is not limited to the above embodiment, on the basis of the technical solution of the disclosure, those skilled in the art According to disclosed technology contents, some replacements can be made to some of which technical characteristic by not needing creative labor And deformation, these replacements and deformation are within the scope of the invention.

Claims (10)

1. a kind of light weight solar electrification component, including solar battery, it is characterised in that: the one side of the solar battery It is connected through the first adhesive-layer with high-intensitive backboard, the another side of the solar battery is through the second adhesive-layer and high transparency film phase Even.
2. a kind of light weight solar electrification component according to claim 1, it is characterised in that: the high transparency film includes Strengthen hardening hydrophobic layer, the reinforcing hardening hydrophobic layer is connected with anti-UV weathering layer, and the anti-UV weathering layer is connected with base membrane layer, The base membrane layer is connected with the easy binder course of the first viscose glue.
3. a kind of light weight solar electrification component according to claim 1, it is characterised in that: the high intensity backboard packet Flame-retardant high-strength fibrous layer is included, the flame-retardant high-strength fibrous layer is connected with the easy binder course of the second viscose glue.
4. a kind of light weight solar electrification component according to claim 2, it is characterised in that: the reinforcing hardening is hydrophobic The surface hardness of layer reaches HB.
5. a kind of light weight solar electrification component according to claim 4, it is characterised in that: the anti-UV weathering layer is Polyester material.
6. a kind of light weight solar electrification component according to claim 5, it is characterised in that: the base membrane layer is to strengthen PET material.
7. a kind of light weight solar electrification component according to claim 5, it is characterised in that: the easy binder course of the first gluing It is greater than 200N with the binding force of the glue in conjunction with solar energy.
8. a kind of light weight solar electrification component according to claim 3, it is characterised in that: the flame-retardant high-strength is fine Tieing up layer includes alkali-free glass fiber cloth, and epoxy resin is coated on the alkali-free glass fiber cloth.
9. a kind of light weight solar electrification component according to claim 8, it is characterised in that: the flame-retardant high-strength is fine Dimension layer stackup is provided with multiple.
10. a kind of light weight solar electrification component according to claim 9, it is characterised in that: second gluing is easy The binding force of binder course glue in conjunction with solar energy is greater than 200N.
CN201910504985.4A 2019-06-12 2019-06-12 A kind of light weight solar electrification component Pending CN110137288A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910504985.4A CN110137288A (en) 2019-06-12 2019-06-12 A kind of light weight solar electrification component

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910504985.4A CN110137288A (en) 2019-06-12 2019-06-12 A kind of light weight solar electrification component

Publications (1)

Publication Number Publication Date
CN110137288A true CN110137288A (en) 2019-08-16

Family

ID=67581384

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910504985.4A Pending CN110137288A (en) 2019-06-12 2019-06-12 A kind of light weight solar electrification component

Country Status (1)

Country Link
CN (1) CN110137288A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115132868A (en) * 2022-06-29 2022-09-30 北京金茂绿建科技有限公司 Light photovoltaic module, method for manufacturing light photovoltaic module and photovoltaic power generation system

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102376805A (en) * 2011-10-18 2012-03-14 江苏科技大学 Solar cell backplane and manufacturing method thereof
CN104037253A (en) * 2013-03-08 2014-09-10 苏州克莱明新材料有限公司 Halogen-free flame-retardant solar backboard and production process thereof
CN104401088A (en) * 2014-11-14 2015-03-11 无锡中洁能源技术有限公司 Solar cell panel back membrane and preparation method thereof
CN204243062U (en) * 2014-12-26 2015-04-01 浙江帆度光伏材料有限公司 A kind of photovoltaic component back plate of high resistance to soiling
CN105870228A (en) * 2016-06-02 2016-08-17 苏州思博露光伏能源科技有限公司 Light photovoltaic module
CN106057943A (en) * 2016-07-25 2016-10-26 无锡中洁能源技术有限公司 Good weather resistance solar cell backboard
CN106159015A (en) * 2016-07-25 2016-11-23 无锡中洁能源技术有限公司 A kind of solar cell backboard with high flame retardant
CN106218157A (en) * 2016-07-26 2016-12-14 无锡中洁能源技术有限公司 Solar cell backboard containing high tack coat
CN106847971A (en) * 2017-03-16 2017-06-13 苏州思博露光伏能源科技有限公司 A kind of lightweight photovoltaic module
CN208028078U (en) * 2018-04-03 2018-10-30 安徽金兑新材料科技有限公司 A kind of water proof type solar energy backboard
CN210379069U (en) * 2019-06-12 2020-04-21 江苏舜大新能源科技有限公司 Lightweight solar power generation assembly

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102376805A (en) * 2011-10-18 2012-03-14 江苏科技大学 Solar cell backplane and manufacturing method thereof
CN104037253A (en) * 2013-03-08 2014-09-10 苏州克莱明新材料有限公司 Halogen-free flame-retardant solar backboard and production process thereof
CN104401088A (en) * 2014-11-14 2015-03-11 无锡中洁能源技术有限公司 Solar cell panel back membrane and preparation method thereof
CN204243062U (en) * 2014-12-26 2015-04-01 浙江帆度光伏材料有限公司 A kind of photovoltaic component back plate of high resistance to soiling
CN105870228A (en) * 2016-06-02 2016-08-17 苏州思博露光伏能源科技有限公司 Light photovoltaic module
CN106057943A (en) * 2016-07-25 2016-10-26 无锡中洁能源技术有限公司 Good weather resistance solar cell backboard
CN106159015A (en) * 2016-07-25 2016-11-23 无锡中洁能源技术有限公司 A kind of solar cell backboard with high flame retardant
CN106218157A (en) * 2016-07-26 2016-12-14 无锡中洁能源技术有限公司 Solar cell backboard containing high tack coat
CN106847971A (en) * 2017-03-16 2017-06-13 苏州思博露光伏能源科技有限公司 A kind of lightweight photovoltaic module
CN208028078U (en) * 2018-04-03 2018-10-30 安徽金兑新材料科技有限公司 A kind of water proof type solar energy backboard
CN210379069U (en) * 2019-06-12 2020-04-21 江苏舜大新能源科技有限公司 Lightweight solar power generation assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115132868A (en) * 2022-06-29 2022-09-30 北京金茂绿建科技有限公司 Light photovoltaic module, method for manufacturing light photovoltaic module and photovoltaic power generation system

Similar Documents

Publication Publication Date Title
CN111718665B (en) Adhesive film for packaging photovoltaic module with multilayer structure and preparation method thereof
CN106960888B (en) A kind of high reflection gain-type photovoltaic encapsulation glued membrane and purposes
CN105017652B (en) A kind of polyolefin alloy material and apply its photovoltaic back and photovoltaic module
WO2013119113A1 (en) Encapsulated photovoltaic module
CN109456710B (en) Packaging back plate integrated material and preparation method thereof
JP2014042018A (en) Sunlight lighting system
CN115073983A (en) Liquid coating for lightweight photovoltaic module front plate and preparation method and application thereof
CN102632669A (en) Fluoride thin film backplane with light reflection function
CN111718670A (en) White packaging adhesive film for photovoltaic module and preparation method thereof
CN109390422B (en) Light photovoltaic module
CN108963024A (en) A kind of integral photovoltaic encapsulating material of high reflectance and application
CN110137288A (en) A kind of light weight solar electrification component
CN102157582A (en) Packaging technology in module production process
CN104900756B (en) Lamination technology of film photovoltaic assembly
CN101615641A (en) Thinfilm solar cell assembly and method for packing thereof
CN210459805U (en) Roofing integration electricity generation subassembly
CN110258981A (en) A kind of roofing integrated power generation component
CN209357736U (en) A kind of double glass photovoltaic module back glass and double glass photovoltaic modulies
US20210351311A1 (en) Flexible laminate of photovoltaic cells and associated production method
CN210379069U (en) Lightweight solar power generation assembly
CN109449230A (en) A kind of repair membrane and preparation method thereof for photovoltaic back
CN209298140U (en) Solar cell module
JP2019041090A (en) Solar cell module
CN114231210A (en) High-gain grid adhesive film for photovoltaic module, composite EVA resin and production process thereof
KR20150008266A (en) Photovoltaic module

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination