CN107329195A - A kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic and preparation method thereof - Google Patents
A kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic and preparation method thereof Download PDFInfo
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- CN107329195A CN107329195A CN201710670900.0A CN201710670900A CN107329195A CN 107329195 A CN107329195 A CN 107329195A CN 201710670900 A CN201710670900 A CN 201710670900A CN 107329195 A CN107329195 A CN 107329195A
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- 230000003678 scratch resistant effect Effects 0.000 title claims abstract description 85
- 238000002360 preparation method Methods 0.000 title claims abstract description 26
- 239000010410 layer Substances 0.000 claims abstract description 221
- 239000000758 substrate Substances 0.000 claims abstract description 73
- 239000004831 Hot glue Substances 0.000 claims abstract description 66
- 239000011347 resin Substances 0.000 claims abstract description 46
- 229920005989 resin Polymers 0.000 claims abstract description 46
- 239000000203 mixture Substances 0.000 claims abstract description 23
- 239000000956 alloy Substances 0.000 claims abstract description 17
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 17
- 238000005266 casting Methods 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims abstract description 17
- 230000004927 fusion Effects 0.000 claims abstract description 17
- 239000003292 glue Substances 0.000 claims abstract description 16
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 60
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 47
- 238000000576 coating method Methods 0.000 claims description 38
- 239000011248 coating agent Substances 0.000 claims description 36
- 239000000377 silicon dioxide Substances 0.000 claims description 30
- 229910052782 aluminium Inorganic materials 0.000 claims description 24
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 24
- 229910000449 hafnium oxide Inorganic materials 0.000 claims description 24
- WIHZLLGSGQNAGK-UHFFFAOYSA-N hafnium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Hf+4] WIHZLLGSGQNAGK-UHFFFAOYSA-N 0.000 claims description 24
- 229910052759 nickel Inorganic materials 0.000 claims description 22
- 239000004411 aluminium Substances 0.000 claims description 17
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 238000002156 mixing Methods 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 238000007747 plating Methods 0.000 claims description 10
- 238000007738 vacuum evaporation Methods 0.000 claims description 9
- 229910010272 inorganic material Inorganic materials 0.000 claims description 6
- 239000011147 inorganic material Substances 0.000 claims description 6
- 239000010954 inorganic particle Substances 0.000 claims description 6
- 239000010408 film Substances 0.000 claims description 4
- 239000013212 metal-organic material Substances 0.000 claims description 4
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 8
- 230000003647 oxidation Effects 0.000 abstract description 2
- 238000007254 oxidation reaction Methods 0.000 abstract description 2
- 239000011505 plaster Substances 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 47
- 239000012528 membrane Substances 0.000 description 20
- 239000008187 granular material Substances 0.000 description 12
- 238000010248 power generation Methods 0.000 description 12
- 238000002310 reflectometry Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 238000007711 solidification Methods 0.000 description 8
- 230000008023 solidification Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 230000000737 periodic effect Effects 0.000 description 5
- 238000007790 scraping Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 4
- 230000003026 anti-oxygenic effect Effects 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012943 hotmelt Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 241000127225 Enceliopsis nudicaulis Species 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- CJNBYAVZURUTKZ-UHFFFAOYSA-N hafnium(iv) oxide Chemical compound O=[Hf]=O CJNBYAVZURUTKZ-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/12—Reflex reflectors
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Laminated Bodies (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The present invention provides a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, including：Layers of prisms, substrate layer and hot melt adhesive layer, hot melt adhesive layer are arranged at the lower section of the substrate layer, and layers of prisms is arranged at the top of substrate layer, and layers of prisms is constituted by multiple triangular prism structures are arranged in parallel.The present invention also provides the preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, including triangular prism structure is previously prepared in roller surface, mixture glue is coated on to the upper surface of substrate layer, by carrying out ultra-violet curing while rubber roll, the outstanding layers of prisms of intensity is obtained；EVA, SIS and EAA resin alloy are granulated in advance, the lower surface formation hot melt adhesive layer of substrate layer is then coated in by fusion extrusion casting, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.Obtained scratch-resistant high viscosity flexible photovoltaic reflection plaster film-strength is good, reflecting rate is high, good in oxidation resistance.
Description
Technical field
The invention belongs to photovoltaic industry technical field, and in particular to a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic and
Its preparation method.
Background technology
At present, photovoltaic module improves the difficulty more and more higher of generating efficiency, huge throwing by lifting cell piece efficiency
Enter and often bring small lifting.Therefore, other approach put forward efficacious prescriptions method by common concern, in photovoltaic module, cell piece
Front is covered by electrode with welding, and these materials can cover cell piece, cause part sunshine to be utilized, and welding institute
4% can be reached by occupying the area of cell piece, that is to say, that component will lose 4% power output.It is (public in Chinese patent
The number of opening：CN103413861A in), a kind of photovoltaic module light reflecting membrane and its fixing means with welding are disclosed, film passes through
Surface reflex, cell piece surface is refracted to by the light on welding surface, improves utilization rate of the component to light.But, such
The reflective membrane of type there is also some problems：First, the prism crest line in its catoptric arrangement and welding angular separation are zero, move towards single
One, in actual photovoltaic module running, due to the change of morning and evening angle of sun rays, the structure of this single trend can not fill
Divide and utilize sunray.Secondly as reflective membrane surface uses the technique of single metal coating, it is its coating structure intensity, reflective
Rate is relatively low, easy oxidation, and the silver of high reflectance, nickel metal price are higher, and the preparation cost of reflective membrane can also rise.In addition,
The bonding way of its reflective membrane and welding is EVA, PO, PP hot melt adhesion, and the bonding force of this kind of adhesive and welding is relatively low, in layer
Pressure stage, the problem of reflective membrane easily falls off displacement.Therefore, for above three point problem, it is necessary to develop a kind of brand-new light
Lie prostrate the reflective pad pasting of component.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic and its preparation
Method, to solve the above problems, improves reflecting rate, antioxygenic property etc..
In order to solve the above technical problems, the present invention provides a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, including：Rib
Mirror layer, substrate layer and hot melt adhesive layer, the hot melt adhesive layer are arranged at the lower section of the substrate layer, and the layers of prisms is arranged at described
The top of substrate layer, the layers of prisms is constituted by multiple triangular prism structures are arranged in parallel.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the scratch resistance
Wiping the reflective pad pasting of high viscosity flexible photovoltaic also includes the surface that coating, the coating are arranged on the layers of prisms, the plating layer choosing
With aluminium, nickel, silica and hafnium oxide as plated film target, the content of the nickel, silica and hafnium oxide is in 0~1wt%
Between, the thickness of coating is 30~80nm.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the prism
The angle of the crest line direction of layer and the length direction of the substrate layer is any one in 0 °, 45 ° and 135 °.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the prism
The crest line direction of layer and at least two kinds, and be alternately distributed of the angle of the angle of the length direction of the substrate layer.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the prism
The prism bases width of layer is 25~100 μm, and the corner angle of the prism of the layers of prisms is times in 90 °, 120 ° or 150 °
Meaning is one or more, when the corner angle of the prism of the layers of prisms is at least two in 90 °, 120 ° or 150 °, drift angle
In periodic arrangement.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the base material
The thickness of layer is 60~90 μm.
It is used as a kind of a kind of preferred scheme of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, the hot melt
The material of glue-line is EVA, SIS and EAA blending resin, and wherein SIS content is 15~30wt%, EAA content for 0~
15wt%, the thickness of the hot melt adhesive layer is 20~30 μm.
The present invention also provides a kind of preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, comprises the following steps：
(1) it is triangular prism structure is previously prepared in roller surface, metal sheet, inorganic particle are added in UV glue,
Mixture glue is formed, the mixture glue is coated on to the upper surface of substrate layer, by carrying out ultra-violet curing while rubber roll, obtained
To the outstanding layers of prisms of intensity；
(2) EVA, SIS and EAA resin alloy are granulated in advance, substrate layer is then coated in by fusion extrusion casting
Lower surface formation hot melt adhesive layer, is made the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
It is used as a kind of a kind of preferred side of the preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention
Case, also includes step between step (1) and (2)：By way of vacuum evaporation, magnetron sputtering or plating, to the layers of prisms
Surface carries out plated film, and metal and inorganic material are plated on to the surface of the layers of prisms as plated film target, forms coating.
It is used as a kind of a kind of preferred side of the preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention
Case, the metal or metal sheet are that al and ni, the inorganic material or inorganic particle are silica and hafnium oxide, described
The content of nickel, silica and hafnium oxide is between 0~1wt%, and the content of the SIS is 15~30wt%, and EAA content is
0~15wt%.
Compared with prior art, a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic proposed by the present invention has following excellent
Point：First, by increasing the diversity of prism structure, change crest line and the angle in welding direction, increase to different directions light
Reflection；Second, aluminium, nickel, silica, hafnium oxide carry out plated film to prism surface, increase the structural strength, anti-of plated film
Light rate, antioxygenic property；3rd, prism surface coating is rejected, metal sheet is added to by selection jointly with inorganic reflective particles
In UV glue, through ultra-violet curing formation layers of prisms, it has good reflecting rate, wide angle rays refraction effect, while conductance
Low, technique is simple, and scraping and wiping resistance performance is outstanding；4th, it is used as gum layer material, the material from EVA, SIS, EAA blending resin
Possess good low temperature, high temperature bond power, it is Nian Jie with structure sheaf and welding good, and in lamination process, keep good and glue
Relay, prevents the displacement of reflective membrane.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, being used required in being described below to embodiment
Accompanying drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for this
For the those of ordinary skill of field, without having to pay creative labor, it can also obtain other according to these accompanying drawings
Accompanying drawing.Wherein,
Stereochemical structures of the Fig. 1 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 1,2
Schematic diagram；
Vertical crest lines of the Fig. 2 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 1-8
Section structure schematic diagram；
Stereochemical structures of the Fig. 3 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 3,4
Schematic diagram；
Stereochemical structures of the Fig. 4 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 5,6
Schematic diagram；
Vertical views of the Fig. 5 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 5,6,7,8
Structural representation；
Stereochemical structures of the Fig. 6 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 7,8
Schematic diagram；
Stereochemical structures of the Fig. 7 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the invention in embodiment 9,10
Schematic diagram；
Fig. 8 is vertical in embodiment 9,10,11,12 for a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention
Straight crest line section structure schematic diagram；
Fig. 9 is a kind of three-dimensional knot of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention in embodiment 11,12
Structure schematic diagram.
Wherein：1 it is substrate layer, 2 be hot melt adhesive layer, 3 be layers of prisms, 4 is coating.
Embodiment
In order to facilitate the understanding of the purposes, features and advantages of the present invention, with reference to embodiment
The present invention is further detailed explanation.
First, " one embodiment " or " embodiment " referred to herein refers to may be included at least one realization side of the invention
Special characteristic, structure or characteristic in formula." in one embodiment " that different places occur in this manual not refers both to
Same embodiment, nor the single or selective embodiment mutually exclusive with other embodiment.
Secondly, the present invention is described in detail using structural representation etc., when the embodiment of the present invention is described in detail, for ease of saying
It is bright, represent that a kind of schematic diagram of the reflective film structure of scratch-resistant high viscosity flexible photovoltaic can disobey general ratio and make partial enlargement,
And the schematic diagram is example, it should not limit the scope of protection of the invention herein.In addition, should be included in actual fabrication
The three dimensions of length, width and depth.
A kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic of the present invention, is divided into three layers and is followed successively by rib from top to bottom
Mirror layer 3, substrate layer 1 and hot melt adhesive layer 2, as shown in figure 3, it eliminates prism surface coating, selection by metal sheet with it is inorganic
Reflective particles are added in UV glue jointly, and reflecting rate is improved through ultra-violet curing formation layers of prisms 3.
As shown in figure 1, coating 4 can also be increased in layers of prisms 3, realize and plated film, coating 4 are carried out to the surface of layers of prisms 3
Thickness is 30~80 μm.
The angle in the crest line direction of layers of prisms 3 and the length substrate direction is in 0 °, 45 ° and 135 °, also can multi-angle friendship
For distribution.Such as Fig. 1-3,7-9 is shown in 0 °, is as Figure 4-Figure 6 45 ° and 135 °.The prism bases width of layers of prisms 3 is 25
Between~100 μm.The corner angle of layers of prisms 3, in 90 °, 120 ° or 150 °, the drift angle structure of multiple angles can be set simultaneously,
Flake aluminum, nickel powder, silicon dioxide microsphere is may be selected in layers of prisms 3, and hafnium oxide particle is added in UV glue jointly, through ultraviolet solid
Change forms layers of prisms.
Hot melt adhesive layer 2 is 15 from material of EVA, SIS and EAA blending resin as hot melt adhesive layer 2, wherein SIS contents
~30wt%, EAA are 0~15wt%, and bondline thickness is 20~30 μm.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as shown in Figure 1 comprises the following steps：
Step 1, by high-precision engraving equipment, prism structure is prepared in roller surface, by UV glue applications in base material
Metal sheet, inorganic particle (can be added in UV glue) by 1 surface of layer, by carrying out ultra-violet curing while rubber roll, be obtained
The outstanding layers of prisms 3 of intensity；
Step 2, by way of vacuum evaporation, magnetron sputtering or plating, metal and inorganic material are plated on prism surface,
Metal and inorganic material aluminium, nickel, silica and hafnium oxide, latter three content control within 1%, prism surface are entered
Row plated film formation coating 4；
Step 3, in advance by EVA, SIS and EAA resin alloy granulate, substrate layer is then coated in by fusion extrusion casting
1 lower surface formation hot melt adhesive layer 2, is made the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as shown in Figure 3 comprises the following steps：
Step 1, by high-precision engraving equipment, prism structure is prepared in roller surface, by UV glue applications in base material
Metal sheet, inorganic particle (can be added in UV glue) by 1 surface of layer, by carrying out ultra-violet curing while rubber roll, be obtained
The outstanding layers of prisms 3 of intensity；
Step 2, in advance by EVA, SIS and EAA resin alloy granulate, substrate layer is then coated in by fusion extrusion casting
1 lower surface formation hot melt adhesive layer 2, is made the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
Embodiment, refers to following embodiment 1-12：
Embodiment 1
As shown in Figure 1 and Figure 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, is plating successively from top to bottom
Layer 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm, coating 4
Thickness is 50nm.The crest line of prism is with welding direction into 0 ° of angle, and crest line interval D is 50 μm, the drift angle ∠ of crest line1For 120 °,
Section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1
Surface.Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are used as plated film target, plated film work
Skill is vacuum evaporation, and the composition of plated film is：Aluminium 99wt%, nickel 0.3wt%, silica 0.5wt%, hafnium oxide 0.2wt%.Most
Afterwards, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA60wt%, SIS26wt%,
EAA14wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 94.5%, and the peeling force with welding is 6.3N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.2%.
Embodiment 2
As shown in Figure 1 and Figure 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, is plating successively from top to bottom
Layer 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 80 μm, the thickness t of hot melt adhesive layer 22For 30 μm, coating 4
Thickness is 70nm.The crest line of prism is with welding direction into 0 ° of angle, and crest line interval D is 30 μm, the drift angle ∠ of crest line1For 120 °,
Section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1
Surface.Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are used as plated film target, plated film work
Skill is vacuum evaporation, and the composition of plated film is：Aluminium 99wt%, nickel 0.6wt%, silica 0.3wt%, hafnium oxide 0.1wt%.Most
Afterwards, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA65wt%, SIS21wt%,
EAA14wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 95.5%, and the peeling force with welding is 7.3N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.8%.
Embodiment 3
As shown in Fig. 3, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, is rib successively from top to bottom
Mirror layer 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm.The crest line of prism with
Welding direction is into 0 ° of angle, and crest line interval D is 30 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, silica microballon by pressure roller, consolidates while carrying out UV
Change, micro-prism structure is to solidify in the surface of substrate layer 1, and the microprism carries reflective function, because surface is without coating, scratch resistance
Can be excellent.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA65wt%,
SIS23wt%, EAA12wt%, in advance granulate these resin alloys, are then coated in substrate layer 1 by fusion extrusion casting
Another side, forms hot melt adhesive layer 2, and the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
The reflectivity of the reflective pad pasting is 92.6%, and the peeling force with welding is 5.3N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, prevents pad pasting shifting phenomena during component package, can improve component actual power generation
2.4%.
Embodiment 4
As shown in Fig. 3, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, is rib successively from top to bottom
Mirror layer 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 90 μm, the thickness t of hot melt adhesive layer 22For 20 μm.The crest line of prism with
Welding direction is into 0 ° of angle, and crest line interval D is 60 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, nickel powder, silica microballon by pressure roller, carried out simultaneously
UV solidifies, and micro-prism structure is to solidify in the surface of substrate layer 1, and the microprism carries reflective function, because surface is without coating, scratch resistance
Wipe excellent performance.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA69wt%,
SIS28wt%, EAA3wt%, in advance granulate these resin alloys, and it is another to be then coated in substrate layer 1 by fusion extrusion casting
Simultaneously, hot melt adhesive layer 2 is formed, the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
The reflectivity of the reflective pad pasting is 92.8%, and the peeling force with welding is 4.6N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, prevents pad pasting shifting phenomena during component package, can improve component actual power generation
2.6%.
Embodiment 5
As shown in Fig. 4, Fig. 5, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, from top to bottom successively
It is coating 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm, plating
4 thickness of layer are 70nm.The crest line of prism and the angle ∠ in welding direction2For 45 °, ∠3For 135 °, two kinds of angle structures are mutual
Every distribution, d1=d2=2000 μm of period distances, crest line interval D is 25 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles
Triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1
Surface.Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are used as plated film target, plated film work
Skill is vacuum evaporation, and the composition of plated film is：Aluminium 99wt%, nickel 0.5wt%, silica 0.3wt%, hafnium oxide 0.2wt%.Most
Afterwards, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA60wt%, SIS26wt%,
EAA14wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 94.8%, and the peeling force with welding is 6.2N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.7%.
Embodiment 6
As shown in Fig. 4, Fig. 5, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, from top to bottom successively
It is coating 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 90 μm, the thickness t of hot melt adhesive layer 22For 20 μm, plating
4 thickness of layer are 60nm.The crest line of prism and the angle ∠ in welding direction2For 45 °, ∠3For 135 °, two kinds of angle structures are mutual
Every distribution, d1=d2=7000 μm of period distances, crest line interval D is 50 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles
Triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1
Surface.Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are used as plated film target, plated film work
Skill is vacuum evaporation, and the composition of plated film is：Aluminium 99wt%, nickel 0.5wt%, silica 0.3wt%, hafnium oxide 0.2wt%.Most
Afterwards, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA60wt%, SIS26wt%,
EAA14wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 93.6%, and the peeling force with welding is 6.5N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.5%.
Embodiment 7
As shown in Fig. 6, Fig. 5, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, from top to bottom successively
It is layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm.The rib of prism
Line and the angle ∠ in welding direction2For 45 °, ∠3For 135 °, the spaced distribution of two kinds of angle structures, period distances d1=d2=
2600 μm, crest line interval D is 25 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, nickel powder, silica microballon, hafnium oxide powder etc., leads to
Pressure roller is crossed, while carrying out UV solidifications, micro-prism structure is to solidify in the surface of substrate layer 1, and the microprism carries reflective function, due to
Surface is without coating, and scraping and wiping resistance performance is excellent.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition
For：EVA75wt%, SIS20wt%, EAA5wt%, these resin alloys are granulated, then applied by fusion extrusion casting in advance
The another side of substrate layer 1 is overlayed on, hot melt adhesive layer 2 is formed, the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
The reflectivity of the reflective pad pasting is 92.9%, and the peeling force with welding is 4.8N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.1%.
Embodiment 8
As shown in Fig. 6, Fig. 5, Fig. 2, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, from top to bottom successively
It is layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm.The rib of prism
Line and the angle ∠ in welding direction2For 45 °, ∠3For 135 °, the spaced distribution of two kinds of angle structures, period distances d1=d2=
5800 μm, crest line interval D is 60 μm, the drift angle ∠ of crest line1For 120 °, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, silica microballon etc., by pressure roller, while carrying out UV
Solidification, micro-prism structure is to solidify in the surface of substrate layer 1, and the microprism carries reflective function, because surface is without coating, scratch-resistant
Excellent performance.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA75wt%,
SIS20wt%, EAA5wt%, in advance granulate these resin alloys, and it is another to be then coated in substrate layer 1 by fusion extrusion casting
Simultaneously, hot melt adhesive layer 2 is formed, the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
The reflectivity of the reflective pad pasting is 92.2%, and the peeling force with welding is 4.9N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.3%.
Embodiment 9
As shown in Figure 7, Figure 8, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, is plating successively from top to bottom
Layer 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75m, the thickness t of hot melt adhesive layer 22For 25 μm, layers of prisms
Thickness H is 14.3 μm, and the thickness of coating 4 is 70nm.The crest line of prism is with welding direction into 0 ° of angle, and the drift angle of crest line has three angles
Degree：∠490°、∠5120 ° and ∠6150 °, periodic arrangement, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1.
Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are as plated film target, coating process
Vacuum evaporation, the composition of plated film is：Aluminium 99.2wt%, nickel 0.5wt%, silica 0.2wt%, hafnium oxide 0.1wt%.Most
Afterwards, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA78wt%, SIS18wt%,
EAA4wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 93.7%, and the peeling force with welding is 5.6N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.3%.
Embodiment 10
As shown in Figure 7, Figure 8, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is four-layer structure, is plating successively from top to bottom
Layer 4, layers of prisms 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 65 μm, the thickness t of hot melt adhesive layer 22For 30 μm, layers of prisms
3 thickness H are 14.3 μm, and the thickness of coating 4 is 50nm.The crest line of prism is with welding direction into 0 ° of angle, and the drift angle of crest line has three
Angle：∠490°、∠5120 ° and ∠6150 °, periodic arrangement, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coats UV resins by pressure roller, while carrying out UV solidifications, micro-prism structure is to solidify in substrate layer 1.
Then, plated film is carried out to the surface of layers of prisms 3, aluminium, nickel, silica and hafnium oxide are as plated film target, coating process
Vacuum evaporation, the composition of plated film is：Aluminium 99wt%, nickel 0.5wt%, silica 0.2wt%, hafnium oxide 0.3wt%.Finally,
Hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA78wt%, SIS18wt%, EAA4wt%,
These resin alloys are granulated in advance, the another side of substrate layer 1 is then coated in by fusion extrusion casting, hot melt adhesive layer 2 is formed,
The welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
The reflectivity of the reflective pad pasting is 94.5%, and the peeling force with welding is 5.8N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 3.6%.
Embodiment 11
As shown in Fig. 9, Fig. 8, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, is rib successively from top to bottom
Mirror layer 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 75 μm, the thickness t of hot melt adhesive layer 22For 25 μm, the thickness H of layers of prisms 3
For 14.3 μm.The crest line of prism is with welding direction into 0 ° of angle, and the drift angle of crest line has three angles：∠490°、∠5120 ° and ∠6150 °, periodic arrangement, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, silica microballon by pressure roller, consolidates while carrying out UV
Change, micro-prism structure is to solidify in substrate layer 1.The microprism carries reflective function, and because surface is without coating, scraping and wiping resistance performance is excellent
It is different.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA72wt%, SIS16wt%,
EAA12wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 92.7%, and the peeling force with welding is 5.3N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 2.8%.
Embodiment 12
As shown in Fig. 9, Fig. 8, the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is three-decker, is rib successively from top to bottom
Mirror layer 3, substrate layer 1, hot melt adhesive layer 2, the thickness t of substrate layer 11For 60 μm, the thickness t of hot melt adhesive layer 22For 30 μm, the thickness H of layers of prisms 3
For 14.3 μm.The crest line of prism is with welding direction into 0 ° of angle, and the drift angle of crest line has three angles：∠490°、∠5120 ° and ∠6150 °, periodic arrangement, section is isosceles triangle.
The preparation method of the above-mentioned reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is：First, prism structure it is previously prepared in
Roller surface, membrane surface coating UV resins, it contains flake aluminum, silica microballon by pressure roller, consolidates while carrying out UV
Change, micro-prism structure is to solidify in substrate layer 1, and the microprism carries reflective function, and because surface is without coating, scraping and wiping resistance performance is excellent
It is different.Finally, hot melt adhesive layer 2 is prepared from EVA, SIS and EAA blending resin, its composition is：EVA72wt%, SIS16wt%,
EAA12wt%, in advance granulates these resin alloys, is then coated in the another side of substrate layer 1 by fusion extrusion casting, is formed
Hot melt adhesive layer 2, is made the welding reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic.
The reflectivity of the reflective pad pasting is 92.2%, and the peeling force with welding is 5.5N/cm, is shut out during component package
Exhausted pad pasting shifting phenomena, can make component actual power generation improve 2.6%.
Those of ordinary skill in art it should be appreciated that, the features of the present invention or the first purpose are：
The reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic proposed by the present invention, by increasing the diversity of prism structure, for example, changing rib
Line and the angle in welding direction, while being blocked to prism, increase the reflection to different directions light；From metal-inorganic
Composite such as aluminium, nickel, silica, hafnium oxide carry out plated film to prism surface, increase the structural strength of plated film, reflecting rate,
Antioxygenic property；Prism surface coating is rejected, metal sheet and inorganic reflective particles are added in UV glue by selection jointly, warp
Ultra-violet curing formation layers of prisms, it has good reflecting rate, wide angle rays refraction effect, while conductance is low, technique is simple,
Scraping and wiping resistance performance is outstanding；From EVA, SIS, EAA blending resin as hot melt adhesive layer material, the material possess good low temperature,
High temperature bond power, it is Nian Jie with structure sheaf and welding good, and in lamination process, keep good bonding force, prevent reflective membrane
Displacement.
It should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to preferable
The present invention is described in detail embodiment, it will be understood by those within the art that, can be to technology of the invention
Scheme is modified or equivalent substitution, and without departing from the spirit and scope of technical solution of the present invention, it all should cover in this hair
Among bright right.
Claims (10)
1. a kind of reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, it is characterised in that including：Layers of prisms, substrate layer and PUR
Layer, the hot melt adhesive layer is arranged at the lower section of the substrate layer, and the layers of prisms is arranged at the top of the substrate layer, the rib
Mirror layer is constituted by multiple triangular prism structures are arranged in parallel.
2. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 1, it is characterised in that：The scratch-resistant height is glutinous
Property flexible photovoltaic reflective pad pasting also include the surface that coating, the coating are arranged on the layers of prisms, the coating aluminium,
Nickel, silica and hafnium oxide as plated film target, the content of the nickel, silica and hafnium oxide between 0~1wt%,
The thickness of coating is 30~80nm.
3. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 1, it is characterised in that：The rib of the layers of prisms
The angle of line direction and the length direction of the substrate layer is any one in 0 °, 45 ° and 135 °.
4. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 3, it is characterised in that：The rib of the layers of prisms
Line direction and at least two kinds, and be alternately distributed of the angle of the angle of the length direction of the substrate layer.
5. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 1, it is characterised in that：The rib of the layers of prisms
Mirror bottom width is 25~100 μm, and the corner angle of the prism of the layers of prisms is any one in 90 °, 120 ° or 150 °
Or it is a variety of, when the layers of prisms prism corner angle be 90 °, 120 ° or 150 ° at least two when, drift angle be in the cycle
Property arrangement.
6. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 1, it is characterised in that：The thickness of the substrate layer
Spend for 40~90 μm.
7. the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 1, it is characterised in that：The hot melt adhesive layer
Material is EVA, SIS and EAA blending resin, and wherein SIS content is 15~30wt%, and EAA content is 0~15wt%, institute
The thickness for stating hot melt adhesive layer is 20~30 μm.
8. a kind of preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic, it is characterised in that comprise the following steps：
(1) it is triangular prism structure is previously prepared in roller surface, metal sheet, inorganic particle are added in UV glue, formed
Mixture glue, the mixture glue is coated on the upper surface of substrate layer, by carrying out ultra-violet curing while rubber roll, obtains strong
The outstanding layers of prisms of degree；
(2) EVA, SIS and EAA resin alloy are granulated in advance, the following table of substrate layer is then coated in by fusion extrusion casting
Face forms hot melt adhesive layer, and the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic is made.
9. the preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 8, it is characterised in that step
(1) step is also included between (2)：By way of vacuum evaporation, magnetron sputtering or plating, the prism layer surface is carried out
Plated film, metal and inorganic material is plated on as plated film target the surface of the layers of prisms, forms coating.
10. the preparation method of the reflective pad pasting of scratch-resistant high viscosity flexible photovoltaic as claimed in claim 8 or 9, it is characterised in that：
The metal or metal sheet are that al and ni, the inorganic material or inorganic particle are silica and hafnium oxide, the nickel, two
The content of silica and hafnium oxide is between 0~1wt%, and the content of the SIS is 15~30wt%, EAA content for 0~
15wt%.
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| CN108010981A (en) * | 2017-12-28 | 2018-05-08 | 常州华威新材料有限公司 | Improve reflective membrane of photovoltaic conversion efficiency and preparation method thereof |
| CN108681092B (en) * | 2018-05-30 | 2020-10-02 | 信利光电股份有限公司 | Projection type display device |
| CN108681092A (en) * | 2018-05-30 | 2018-10-19 | 信利光电股份有限公司 | A kind of display device of projection-type |
| CN108831940A (en) * | 2018-06-13 | 2018-11-16 | 晶科能源科技（海宁）有限公司 | Improve the photovoltaic module and preparation method thereof of Reflecting backboard |
| CN108519636A (en) * | 2018-06-14 | 2018-09-11 | 广东昂斯新材料技术有限公司 | Resistance to tortuous reflectorized material of a kind of novel wear resistant and preparation method thereof |
| CN108519636B (en) * | 2018-06-14 | 2023-10-27 | 广东昂斯新材料技术有限公司 | Novel wear-resistant and bending-resistant reflective material and preparation method thereof |
| CN109994552A (en) * | 2019-04-25 | 2019-07-09 | 无锡市诺岩信科技有限公司 | Photovoltaic module scratching reflective membrane and its processing method |
| CN110571297A (en) * | 2019-09-26 | 2019-12-13 | 常州斯威克新材料科技有限公司 | Grid high-viscosity photovoltaic light-reflecting adhesive film and manufacturing method thereof |
| CN110556444A (en) * | 2019-09-26 | 2019-12-10 | 常州斯威克新材料科技有限公司 | acid and alkali resistant photovoltaic reflective film and preparation method thereof |
| CN110534605A (en) * | 2019-09-26 | 2019-12-03 | 常州斯威克新材料科技有限公司 | Ageing-resistant anti-scratch photovoltaic reflective membrane of one kind and preparation method thereof |
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Application publication date: 20171107 |