CN104076419B - The dimming film and its manufacture method of semi-penetration semi-reflective - Google Patents
The dimming film and its manufacture method of semi-penetration semi-reflective Download PDFInfo
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- CN104076419B CN104076419B CN201410274508.0A CN201410274508A CN104076419B CN 104076419 B CN104076419 B CN 104076419B CN 201410274508 A CN201410274508 A CN 201410274508A CN 104076419 B CN104076419 B CN 104076419B
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Abstract
The present invention provides the dimming film and its manufacture method of a kind of semi-penetration semi-reflective, and a plurality of comprising transparent base and on the transparent base of dimming film are parallel to each other and transparent grid-shaped strip shape micro-structural；A plurality of grid-shaped strip shape micro-structurals include a plurality of first areas and a plurality of second areas, and a plurality of first areas are the top surface of a plurality of grid-shaped strip shape micro-structurals, and a plurality of second areas are the groove surfaces between a plurality of grid-shaped strip shape micro-structurals；Wherein, second area has reflecting layer.Dimming film of the invention is by the light-ray condensing of extraneous sunshine in ceiling so that the luminance raising of the whole interior space reaches effect of energy-conservation, and without rainbow line defect.
Description
Technical field
The invention relates to a kind of dimming film, and especially with regard to a kind of dimming film, for room lighting, can be same
When reach energy-conservation with effect attractive in appearance.
Background technology
After awareness of saving energy is gradually stepped up, the energy-conservation of architectural lighting also turns into one of problem of main research, except utilizing people
Outside work lighting apparatus energy-conservation, while the strategy of natural light energy-conservation is also advocated energetically.
General be attached on glass using the dimming film with microlens structure, and sunshine is imported
Within doors, improving the brightness of the interior space.However, the design of above-mentioned microlens structure can but cause the light for importing in window glass
Obvious rainbow line defect is produced on glass.This not only causes the discomfort of human eye, while the light for also reducing script glass is worn
Saturating rate, therefore dimming film on the market cannot be provided simultaneously with energy-conservation and effect attractive in appearance at present.
The content of the invention
To solve the above problems, the present invention proposes the dimming film and its manufacture method of a kind of semi-penetration semi-reflective, this tune
Special microstructure design on optical thin film causes that light penetration area and light echo area can be provided simultaneously with the film, on the one hand
The penetrance of script window group glass can be maintained, the reflection of sunshine on the other hand can be utilized, light-ray condensing is caused in ceiling
The luminance raising of the whole interior space is reaching effect of energy-conservation.And the influence outward appearance such as rainbow line is not also produced on this dimming film
Defect.
To reach above-mentioned purpose, the present invention provides a kind of dimming film of semi-penetration semi-reflective, its include transparent base with
And it is a plurality of be parallel to each other and transparent grid-shaped strip shape micro-structural, it is located on base material.A plurality of grid-shaped strip shape micro-structurals
Comprising a plurality of first areas and a plurality of second areas, a plurality of first areas are the top table of grid-shaped strip shape micro-structural
Face, a plurality of second areas are the groove surfaces between grid-shaped strip shape micro-structural；Wherein, a plurality of second areas have reflection
Layer.
In one embodiment of the present invention, the width range of each grid-shaped strip shape micro-structural is 100 μm to 1000 μm, height
Scope is 50 μm to 1000 μm for the spacing range between 50 μm to 200 μm, and adjacent gate shape strip micro-structural.
The present invention also provides a kind of manufacture method of the dimming film of semi-penetration semi-reflective, and it includes offer transparent base；
Coating curable resin is on base material；The curable resin is imprinted with predetermined pattern to form a plurality of grid shapes being parallel to each other
Strip micro-structural, a plurality of grid-shaped strip shape micro-structurals include a plurality of first areas and a plurality of second areas, wherein should
A plurality of first areas are the top surface of grid-shaped strip shape micro-structural, and a plurality of second areas are recessed between grid-shaped strip shape micro-structural
Rooved face；Protective layer is formed in a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals；Reflecting layer is formed in protection
Layer and a plurality of second areas；And remove guarantor on a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals
Sheath and reflecting layer.
In one embodiment of the present invention, the method for forming protective layer is that protective agent is coated into this using roller rubbing method
Forming protective layer on a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals.
In one embodiment of the present invention, the protective agent is oil paint or photoresist.
In one embodiment of the present invention, the method for forming reflecting layer is chemical deposition or physical deposition methods.
In one embodiment of the present invention, the reflecting layer is metal coating.
In one embodiment of the present invention, the method for removing the protective layer and reflecting layer is by the protective layer using cleaning agent
Removal.
In one embodiment of the present invention, the cleaning agent is alkali lye or oil-based solvent.
In one embodiment of the present invention, the width range of a plurality of grid-shaped strip shape micro-structurals is 100 μm to 1000 μm, high
Degree scope is 50 μm to 200 μm, and the spacing range between adjacent gate shape strip micro-structural is 50 μm to 1000 μm.
Compared with prior art, dimming film of the invention by the light-ray condensing of extraneous sunshine in ceiling so that it is whole
The luminance raising of the individual interior space reaches effect of energy-conservation, and without rainbow line defect.
Brief description of the drawings
Fig. 1 is the cross-sectional view of the dimming film 100 of a preferred embodiment of the invention.
Fig. 2 is sunshine in the optical path schematic diagram of dimming film of the invention 100.
Fig. 3 is the structural representation of the dimming film 300 of another preferred embodiment of the invention.
Fig. 4 A to Fig. 4 F are the manufacture method flow chart of the dimming film of a preferred embodiment of the invention.
Specific embodiment
It is clear explanation inventive features of the invention, content, advantage and its effect to be reached, hereby coordinates the present invention
Accompanying drawing, and it is as follows with the expression-form detailed description of embodiment, and the accompanying drawing used in it, its purport is only to illustrate and aid in
Specification is used, and may not be the actual proportions after the present invention is implemented and precisely configuration, thus should not be just appended schema ratio with
Configuration relation is understood, the interest field limited the invention in actual implementation, and conjunction first chats bright.
Fig. 1 is the cross-sectional view of the dimming film 100 of a preferred embodiment of the invention.Dimming film 100 is wrapped
Containing transparent base 110, and it is a plurality of be parallel to each other and transparent grid-shaped strip shape micro-structural 120, on base material 110.It is multiple
Several grid-shaped strip shape micro-structurals 120 include a plurality of first areas 121 and a plurality of second areas 122, and first area 121 is
The top surface of grid-shaped strip shape micro-structural 120, second area 122 is the groove surfaces between grid-shaped strip shape micro-structural 120.Wherein, grid
The second area 122 of shape strip micro-structural 120 has reflecting layer 130.
In the design of above-mentioned grid-shaped strip shape micro-structural 120, first area 121 is transparent configuration, is light penetration area, tool
The function of light penetration.There is reflecting layer 130 on second area 122, be light echo area, be used to for light to reflex to given zone
Domain.
In one embodiment of the invention, the width range W1 of each grid-shaped strip shape micro-structural is 100 μm to 1000 μm, preferably
It is 100 μm to 200 μm；Altitude range H1 is 50 μm to 200 μm, preferably 50 μm to 100 μm.Adjacent gate shape strip micro-structural it
Between spacing range S1 be 50 μm to 1000 μm, preferably 50 μm to 200 μm.
The design of the width W1, height H1 and interval S 1 of foregoing grid-shaped strip shape micro-structural 120 be regulate and control penetrate light with
The ratio of reflected light.Therefore, above-mentioned grid-shaped strip shape micro-structural 120 can voluntarily be regulated and controled according to the application target of dimming film 100
Design, however it is not limited to this.
It is the optional autopolyester of the transparent base (polyester) of above-mentioned dimming film, poly- to benzene in one embodiment of the invention
Diformazan vinyl acetate (poly ethylene terephthalate, PET), makrolon (polycarbonate, PC), propylene
Acid resin (acrylate resin), polymethyl methacrylate (poly methyl methacrylate, PMMA) and poly- ammonia
The group that ester (poly urethane) is constituted.
In one embodiment of the invention, grid-shaped strip shape micro-structural 120 is made up of curability resin.
Can be golden in the reflecting layer 130 in one embodiment of the invention, the second area 122 of grid-shaped strip shape micro-structural 120
Category coating.
In one embodiment of the invention, the transparent base 110 that dimming film 100 is used, do not have grid-shaped strip shape at it
The side of micro-structural 120 has adhesion coating, is used to be attached on window group glass.
In one embodiment of the invention, first area 121 in the grid-shaped strip shape micro-structural 120 of dimming film 100 and
The surface in reflecting layer 130 can have functional layer, for example, can be adhesion coating, infrared resistant layer, uvioresistant layer, anti-soil layer or its group
Close.
Fig. 2 is to illustrate sunshine in the optical path schematic diagram of dimming film of the invention 100.It is interior below please also refer to Fig. 1
Appearance will be described in more detail.
When sunshine incidence dimming film 100, because the first area 121 of dimming film 100 is transparent configuration, have
The function of light penetration, therefore thus part sunlight L1 can penetrate in area.And because with reflecting layer on the second area 122 of dimming film
130, the function with reflection light, therefore part sunlight L2 can reflect simultaneously shape in the reflecting layer 130 on second area 122
Into reflected light R2.
Due to the design of the grid-shaped strip shape micro-structural 120 on dimming film 100, dimming film 100 can be made to be provided simultaneously with light
Line penetrate and light line reflection function.Therefore, dimming film of the invention 100, on the one hand can maintain penetrating for script glass
Rate, light on the other hand also be directed at specific region to reach effect of energy-conservation using reflected sunlight.
Fig. 3 is the cross-sectional view of the dimming film 300 of another preferred embodiment of the invention.Dimming film 300,
It includes transparent base 310；And it is a plurality of be parallel to each other and transparent grid-shaped strip shape micro-structural 320, it is located at transparent base
On 310.Grid-shaped strip shape micro-structural 320 includes first area 321 and second area 322, and first area is grid-shaped strip for 321
The top surface of shape micro-structural, second area 322 is the groove surfaces between grid-shaped strip shape micro-structural.Wherein, grid-shaped strip shape micro-structural
320 second area 322 has reflecting layer 330.
This dimming film 300 and the grid-shaped strip shape micro-structural that the difference of foregoing dimming film 100 is on dimming film 300
320 design.In this embodiment, the width range W2 of each grid-shaped strip shape micro-structural 320 is 100 μm to 1000 μm, preferably
100 μm to 200 μm；Altitude range H2 is 50 μm to 200 μm, preferably 50 μm to 100 μm.Adjacent gate shape strip micro-structural 320
Between spacing range S2 be 50 μm to 1000 μm, preferably 50 μm to 200 μm.
Fig. 4 A to Fig. 4 F are the manufacture method schematic diagram of dimming film of the invention.
First, Fig. 4 A are transparent base 410.This optional autopolyester (polyester) of transparent base 410, poly- terephthaldehyde
Vinyl acetate (poly ethylene terephthalate, PET), makrolon (polycarbonate, PC), acrylic acid tree
Fat (acrylate resin), polymethyl methacrylate (poly methyl methacrylate, PMMA) and polyurethane
The group that (poly urethane) is constituted.
Then, curability resin 420 is applied on transparent base 410, as depicted in Fig. 4 B.Aforementioned curable
Resin 420 is thermohardening type material or light curable type material, for example, can be acrylic resin, polyurethane, polyester, silicones or epoxy
Resin.It known to art personnel, for example, can be impregnation rubbing method, slot coated method, roller that foregoing coating method is
Rubbing method, interval rubbing method, method of spin coating, but it is not limited to this.
The composition of foregoing curable resin 420 can further include hard paint, infrared absorbent, ultraviolet radiation absorption
Agent, anti-staining agent, antiseptic or its combination.
Then, as depicted in Fig. 4 C, with predetermined pattern impressing curability resin 420, to form a plurality of being parallel to each other
Grid-shaped strip shape micro-structural 430, and a plurality of grid-shaped strip shape micro-structurals 430 include a plurality of first areas 440 and a plurality of the
Two regions 450.First area 440 is the top surface of grid-shaped strip shape micro-structural 430, and second area 450 is grid-shaped strip shape micro-structural
Groove surfaces between 430.Aforementioned impression mode can be plane imprinting apparatus or roller imprinting apparatus, be not limited to this in.
Next step, as depicted in Fig. 4 D, protective layer 460 is formed in first area 440.It forms the method for protective layer 460
Be using roller rubbing method by protective agent coat on a plurality of first areas 440 of a plurality of grid-shaped strip shape micro-structurals 430 with
Form protective layer 460.Foregoing protective agent can be oil paint or photoresist.
Then, in reflecting layer 470 is formed on above-mentioned protective layer 460 and second area 450, as depicted in 4E figures.Foregoing shape
Method into reflecting layer 470 can be chemical deposition or physical deposition methods.Reflecting layer 470 can be metal coating.
Finally, the protective layer 460 on the first area 440 of grid-shaped strip shape micro-structural 430 and reflecting layer 470 are removed, such as
4F figures are depicted.The foregoing protective layer 460 and the method in reflecting layer 470 of removing is to be removed it using cleaning agent, and this cleaning agent can
Solvent selected from the solvent higher of the material solubility to protective layer 460 and relatively low to the material solubility of reflecting layer 470.So
One, just optionally reduce the adhesive force of protective layer 460 and grid-shaped strip shape micro-structural 430 so that protective layer 460 can be easily
Peeled off from the top surface of dimming film, while not destroying reflecting layer 470 again.While protective layer 460 is peeled off, protective layer 460
On reflecting layer 470 can also come off in the lump.Foregoing cleaning agent can be alkali lye or oil-based solvent.
Via above-mentioned manufacture method, you can dimming film of the invention is obtained.
Additionally, according to the application target of dimming film, can in its surface can coating function layer, can be for example adhesion coating, anti-
One of IR resisting layer, uvioresistant layer, anti-soil layer or its combination.Or, also can be in dimming film without grid-shaped strip
The side coating adhesion coating of shape micro-structural, is used to be attached on window group glass.
Also, the grid-type strip micro-structural on the dimming film of Fig. 1 to Fig. 4 F is only schematic diagram, it is not necessarily made to scale and paints
System.Therefore embodiment described above is only technological thought and feature to illustrate the invention, its object is to make those skilled in the art
Will appreciate that present disclosure and implement according to this, when can not with restriction the scope of the claims of the invention, i.e., all present invention are taken off
Impartial change or modification that the spirit shown is made, should cover in the scope of the claims of the invention.
Claims (8)
1. a kind of manufacture method of the dimming film of semi-penetration semi-reflective, it is characterised in that it is included:
Transparent base is provided；
Coating curable resin is on the base material；
The curable resin is imprinted with predetermined pattern to form a plurality of grid-shaped strip shape micro-structurals being parallel to each other, a plurality of grid
Shape strip micro-structural includes a plurality of first areas and a plurality of second areas, and wherein a plurality of first areas are the plural number
The top surface of individual grid-shaped strip shape micro-structural, a plurality of second areas are the groove table between a plurality of grid-shaped strip shape micro-structurals
Face；
Protective layer is formed in a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals；
Reflecting layer is formed in the protective layer and a plurality of second areas；And
Remove the protective layer on a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals and reflecting layer.
2. the manufacture method of dimming film as claimed in claim 1, it is characterised in that the method for forming the protective layer is utilization
Roller rubbing method coats on a plurality of first areas of a plurality of grid-shaped strip shape micro-structurals protective agent to form protection
Layer.
3. the manufacture method of dimming film as claimed in claim 2, it is characterised in that the protective agent is oil paint or photoresistance
Agent.
4. the manufacture method of dimming film as claimed in claim 1, it is characterised in that it is chemistry to form the method in the reflecting layer
Sedimentation or physical deposition methods.
5. the manufacture method of dimming film as claimed in claim 4, it is characterised in that the reflecting layer is metal coating.
6. the manufacture method of dimming film as claimed in claim 1, it is characterised in that remove protective layer and the side in the reflecting layer
Method is to be removed protective layer using cleaning agent.
7. the manufacture method of dimming film as claimed in claim 6, it is characterised in that the cleaning agent is alkali lye or oil-based solvent.
8. the manufacture method of dimming film as claimed in claim 1, it is characterised in that the width of each grid-shaped strip shape micro-structural
Scope is 100 μm to 1000 μm, and altitude range is the spacing range between 50 μm to 200 μm, and adjacent gate shape strip micro-structural
It is 50 μm to 1000 μm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410274508.0A CN104076419B (en) | 2014-06-18 | 2014-06-18 | The dimming film and its manufacture method of semi-penetration semi-reflective |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410274508.0A CN104076419B (en) | 2014-06-18 | 2014-06-18 | The dimming film and its manufacture method of semi-penetration semi-reflective |
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| Publication Number | Publication Date |
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| CN104076419A CN104076419A (en) | 2014-10-01 |
| CN104076419B true CN104076419B (en) | 2017-05-31 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107003529B (en) * | 2014-12-04 | 2020-11-13 | 大日本印刷株式会社 | Semi-transparent reflective sheet, light guide plate and display device |
| CN109521511B (en) * | 2017-09-18 | 2021-01-26 | 京东方科技集团股份有限公司 | Microstructure manufacturing method, light modulation device, backlight source and display device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102834745A (en) * | 2010-04-15 | 2012-12-19 | 索尼公司 | Optical element and illuminating apparatus |
| JP2012255951A (en) * | 2011-06-10 | 2012-12-27 | Dainippon Printing Co Ltd | Natural lighting sheet |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3367777B2 (en) * | 1994-12-19 | 2003-01-20 | セントラル硝子株式会社 | louver |
| GB0702353D0 (en) * | 2007-02-07 | 2007-03-21 | Hughes Brian J H | Glazing panel |
| FR2915811B1 (en) * | 2007-05-04 | 2009-07-10 | Saint Gobain | NETWORK DIFFUSING THE LIGHT |
| JP5915934B2 (en) * | 2012-03-27 | 2016-05-11 | 大日本印刷株式会社 | Joinery, building |
| JP6461600B2 (en) * | 2012-10-02 | 2019-01-30 | シャープ株式会社 | Daylighting film, raw film roll of daylighting film, window glass, roll screen and daylighting louver |
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2014
- 2014-06-18 CN CN201410274508.0A patent/CN104076419B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102834745A (en) * | 2010-04-15 | 2012-12-19 | 索尼公司 | Optical element and illuminating apparatus |
| JP2012255951A (en) * | 2011-06-10 | 2012-12-27 | Dainippon Printing Co Ltd | Natural lighting sheet |
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| CN104076419A (en) | 2014-10-01 |
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