CN104122611A - Manufacturing equipment of optical composite membrane and manufacturing method thereof - Google Patents
Manufacturing equipment of optical composite membrane and manufacturing method thereof Download PDFInfo
- Publication number
- CN104122611A CN104122611A CN201310155038.1A CN201310155038A CN104122611A CN 104122611 A CN104122611 A CN 104122611A CN 201310155038 A CN201310155038 A CN 201310155038A CN 104122611 A CN104122611 A CN 104122611A
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- substrate
- compound film
- optical compound
- glue
- roller
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Abstract
The invention provides a manufacturing method of an optical composite membrane. The method comprises the following steps that a substrate is provided, the substrate comprises a first surface and a second surface, wherein the first surface and the second surface are opposite to each other and the first surface faces upwards; a layer of first curing adhesive is coated on the first surface; a roller embossing mode is used to emboss an atomization surface on the first curing adhesive; curing is performed on the first curing adhesive after the embossing so as to acquire a diffusion layer; the substrate is overturned so that the second surface of the substrate faces upwards; a layer of second curing adhesive is coated on the second surface; the roller embossing mode is used to emboss a prism microstructure surface on the second curing adhesive; curing is performed on the second curing adhesive after the embossing so as to acquire a lightening layer. The invention also provides manufacturing equipment of the optical composite membrane.
Description
Technical field
The present invention relates to a kind of manufacturing equipment and manufacture method of optical compound film.
Background technology
Backlight module generally comprises light guide plate, brightness enhancement film, diffusion barrier etc., in order to reduce the thickness of backlight module, has occurred brightness enhancement film and the membrane-bound optical compound film of diffusion.Current a kind of composite membrane production method is on two relative surfaces of PET (polyethylene terephthalate) base material, to be coated with respectively with the curing glue of diffusion particle and without the curing glue of diffusion particle, and utilizes roller to impress out prism structure on the curing glue without diffusion particle.Yet, the distribution bad control of diffusion particle in solidifying glue, thus have influence on the quality of composite membrane.
Summary of the invention
In view of this, be necessary to provide a kind of manufacturing equipment of the optical compound film addressing the above problem.
In view of this, be also necessary to provide a kind of manufacture method of the optical compound film addressing the above problem.
A manufacturing equipment for optical compound film, comprising: conveyer, for carrying and transmit a substrate, this substrate comprise first surface and with the opposing second surface of this first surface, this first surface is upward; The first cloth adhesive dispenser, solidifies glue for be coated with one deck first on this first surface; The first roller, the outer circumference surface of this first roller is atomization surface, thereby makes this first curing glue have atomization surface for utilizing this atomization surface to impress this first curing glue; The first solidification equipment, thereby for solidifying this first curing glue acquisition diffusion layer with this atomization face; Turn over belt wheel, thereby make this second surface upward for this substrate that overturns; The second cloth adhesive dispenser, solidifies glue for be coated with one deck second on this second surface; The second roller, has prism microstructure on the outer circumference surface of this second roller, for impressing this second curing glue from making this second curing glue have prism microstructure surface; The second solidification equipment, thereby for solidifying this second curing glue acquisition brightness enhancement layer with this prism microstructure surface.
A manufacture method for optical compound film, comprising: a substrate is provided, and this substrate comprises each other relative first surface and second surface, makes this first surface upward; On this first surface, be coated with one deck first and solidify glue; Use the mode of roller impression to impress out atomization surface on this first curing glue; After solidified imprinting first solidifies glue to obtain a diffusion layer; Overturn second surface that this substrate makes this substrate upward; On this second surface, be coated with one deck second and solidify glue; Use the mode of roller impression to impress out prism microstructure on this second curing glue; And second after solidified imprinting solidifies glue to obtain a brightness enhancement layer.
So, avoided using the curing glue with diffusion particle to form diffusion layer, thereby improved the quality of optical compound film.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of manufacturing equipment of the optical compound film of first embodiment of the invention.
Fig. 2 is the enlarged drawing of the manufacturing equipment II part of Fig. 1.
Fig. 3 is the enlarged drawing of the manufacturing equipment III part of Fig. 1.
Fig. 4 is the process flow diagram of manufacture method of the optical compound film of second embodiment of the invention.
Main element symbol description
| Manufacturing equipment | 100 |
| Unwinding device | 110 |
| The first cloth adhesive dispenser | 120 |
| First solidifies glue | 121 |
| The first roller | 130 |
| Outer circumference surface | 131 |
| The first solidification equipment | 140 |
| The second cloth adhesive dispenser | 150 |
| Second solidifies glue | 151 |
| The second roller | 160 |
| Outer circumference surface | 161 |
| Prism microstructure | 163 |
| The second solidification equipment | 170 |
| Wrap-up | 180 |
| Conveyer | 190 |
| Turn over belt wheel | 192 |
| Substrate | 20 |
| First surface | 21 |
| Second surface | 23 |
| Diffusion layer | 25 |
| Atomization surface | 251 |
| Brightness enhancement layer | 27 |
| Prism microstructure surface | 271 |
| Composite membrane | 200 |
Following embodiment further illustrates the present invention in connection with above-mentioned accompanying drawing.
Embodiment
Refer to Fig. 1, it has disclosed the manufacturing equipment 100 of the optical compound film of the present invention's one first embodiment.This manufacturing equipment 100 comprises unwinding device 110, the first cloth adhesive dispenser 120, the first roller 130, the first solidification equipment 140, the second cloth adhesive dispenser 150, the second roller 160, the second solidification equipment 170 and wrap-up 180.This manufacturing equipment 100 further comprises conveyer 190 and turns over belt wheel 192.
This unwinding device 110 is for unreeling substrate 20, and this substrate 20 is transparent flexible base plate, and in the present embodiment, this substrate 20 is PET (polyethylene terephthalate) substrate.This substrate 20 comprises a first surface 21 respect to one another and a second surface 23, and when unwinding device 110 unreels after substrate 20, this first surface 21 upward.
This conveyer 190 comprises the auxiliary wheel of some rotations, and in the present embodiment, this conveyer 190 comprises eight auxiliary wheels that set gradually along the working direction of substrate 20.This conveyer 190 is for carrying and transmit substrate 20, and makes substrate 20 in transport process, keep certain tension force, thereby prevents the lax distortion of substrate 20.
This first cloth adhesive dispenser 120, this first roller 130, this turns over belt wheel 192, this second cloth adhesive dispenser 150, this second roller 160 and this wrap-up 180 and sets gradually along the working direction of substrate 20.
This first cloth adhesive dispenser 120 is positioned at the top of this substrate 20.This first cloth adhesive dispenser 120 solidifies glue 121 for being coated with one deck first on the first surface 21 to this substrate 20, and in the present embodiment, this first curing glue 121 is the curing glue (ultraviolet cured adhesive) of UV.
Please also refer to Fig. 2, in the present embodiment, this first roller 130 is copper wheel, and in other embodiments, this first roller 130 also can be by other material, and for example transparent resin is made.The outer circumference surface 131 of this first roller 130 is the formed atomization surface of process blasting treatment, and this first roller 130 rotates and impress this substrate 20 for the central shaft around himself, thereby solidifies on glue 121 and impress out atomization surface 251 at this layer first.
Thereby this first solidification equipment 140 solidifies glue 121 for this layer first after solidified imprinting obtains diffusion layer 25.In the present embodiment, this first solidification equipment 140 is UV light source (ultraviolet source).This first solidification equipment 140 over against this first roller 130 be arranged at this substrate 20 under and towards the direction of this substrate 20, send ultraviolet light.In other embodiments, when this first roller 130 is made for transparent material, this first solidification equipment 140 also can be positioned over the inside of this first roller 130.
Substrate 20 with diffusion layer 25 overturns around turning over belt wheel 192, thereby the second surface 23 that makes this substrate 20 upward.In the present embodiment, this number that turns over belt wheel 192 is 2, and these 2 are turned over belt wheel 192 and are spaced from each other a distance.In other embodiments, also can only use one and there is the larger-diameter belt wheel that turns over.
This second cloth adhesive dispenser 150 is positioned at the top of this substrate 20.This second cloth adhesive dispenser 150 solidifies glue 151 for being coated with one deck second on the second surface 23 to this substrate 20, and in the present embodiment, this second curing glue 151 is the curing glue (ultraviolet cured adhesive) of UV.
Please also refer to Fig. 3, in the present embodiment, this second roller 160 is copper wheel, and in other embodiments, this second roller 160 also can be by other material, and for example transparent resin is made.On the outer circumference surface 161 of this second roller 160, be formed with prism microstructure 163, this prism microstructure 163 is by Ultraprecision Machining, and for example diamond cutter process technology or laser processing technology are processed to form.This second roller 160 rotates and impresses this substrate 20 for the central shaft around himself, thereby solidifies on glue 151 and impress out prism microstructure surface 271 at this layer second.
Thereby this second solidification equipment 170 solidifies glue 151 for this layer second after solidified imprinting obtains brightness enhancement layer 27.In the present embodiment, this second solidification equipment 170 is UV light source (ultraviolet source).This second solidification equipment 170 over against this second roller 160 be arranged at this substrate 20 under and towards the direction of this substrate 20, send ultraviolet light.In other embodiments, when this second roller 160 is made for transparent material, this second solidification equipment 170 also can be positioned over the inside of this second roller 160.This substrate 20, this diffusion layer 25, the common formation finished product of this brightness enhancement layer 27 composite membrane 200.
This wrap-up 180 is for rolling finished product composite membrane 200.
In other embodiments, first solidifies glue the 121, second curing glue 151 also can adopt heat-curable glue, and now, this first solidification equipment 140, this second solidification equipment 170 are heating arrangement.
Please refer to Fig. 4, it has disclosed the manufacture method of the optical compound film of the present invention's one second embodiment, and it comprises step:
S01: a transparent flexible base plate 20 is provided, makes the first surface 21 of this transparent flexible base plate 20 upward.In the present embodiment, this transparent flexible base plate 20 is wound on unwinding device 110, with unwinding device 110, unreels this transparent flexible base plate 20.
S02: be coated with one deck first and solidify glue 121 on this first surface 21.
S03: use the mode of roller impression to impress out atomization surface 251 on this first curing glue 121.
S04: first after solidified imprinting solidifies glue 121 to obtain a diffusion layer 25.
S05: the second surface 23 that this substrate 20 that overturns makes this substrate 20 upward.
S06: be coated with one deck second and solidify glue 151 on this second surface 23.
S07: use the mode of roller impression to impress out prism microstructure surface 271 on this second curing glue 151.
S08: second after solidified imprinting solidifies glue 151 to obtain a brightness enhancement layer 27, this substrate 20, this diffusion layer 25, the common formation finished product of this brightness enhancement layer 27 composite membrane 200.
S09: this finished product composite membrane 200 of rolling.
In a word; those skilled in the art will be appreciated that; above embodiment is only for the present invention is described; and be not used as limitation of the invention; as long as within connotation scope of the present invention, within the appropriate change that above embodiment is done and variation all drop on the scope of protection of present invention.
Claims (8)
1. a manufacturing equipment for optical compound film, comprising: conveyer, for carrying and transmit a substrate, this substrate comprise first surface and with the opposing second surface of this first surface, this first surface is upward; The first cloth adhesive dispenser, solidifies glue for be coated with one deck first on this first surface; The first roller, the outer circumference surface of this first roller is atomization surface, thereby makes this first curing glue have atomization surface for utilizing this atomization surface to impress this first curing glue; The first solidification equipment, thereby for solidifying this first curing glue acquisition diffusion layer with this atomization face; Turn over belt wheel, thereby make this second surface upward for this substrate that overturns; The second cloth adhesive dispenser, solidifies glue for be coated with one deck second on this second surface; The second roller, has prism microstructure on the outer circumference surface of this second roller, for impressing this second curing glue from making this second curing glue have prism microstructure surface; The second solidification equipment, thereby for solidifying this second curing glue acquisition brightness enhancement layer with this prism microstructure surface.
2. the manufacturing equipment of optical compound film as claimed in claim 1, is characterized in that: this substrate is transparent flexible base plate, and the manufacturing equipment of this optical compound film also comprises unwinding device, for unreeling this substrate.
3. the manufacturing equipment of optical compound film as claimed in claim 2, is characterized in that: this substrate, this diffusion layer, this brightness enhancement layer form this optical compound film, and the manufacturing equipment of this optical compound film also comprises wrap-up, for this optical compound film of rolling.
4. the manufacturing equipment of optical compound film as claimed in claim 1, is characterized in that: this first roller, this second roller are copper wheel.
5. the manufacturing equipment of optical compound film as claimed in claim 1, is characterized in that: this first solidification equipment and this second solidification equipment are UV light source.
6. a manufacture method for optical compound film, comprising: a substrate is provided, and this substrate comprises opposing each other first surface and second surface, makes this first surface upward; On this first surface, be coated with one deck first and solidify glue; Use the mode of roller impression to impress out atomization surface on this first curing glue; After solidified imprinting first solidifies glue to obtain a diffusion layer; This substrate that overturns makes this second surface upward; On this second surface, be coated with one deck second and solidify glue; Use the mode of roller impression to impress out prism microstructure surface on this second curing glue; And second after solidified imprinting solidifies glue to obtain a brightness enhancement layer.
7. the manufacture method of optical compound film as claimed in claim 6, is characterized in that: this substrate is transparent flexible base plate, provides in the step of this substrate, and this substrate is wound on unwinding device, uses this unwinding device to unreel this substrate.
8. the manufacture method of optical compound film as claimed in claim 6, is characterized in that: this substrate, this diffusion layer, this brightness enhancement layer form this optical compound film, and the manufacture method of this optical compound film also comprises the step of this optical compound film of rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155038.1A CN104122611A (en) | 2013-04-29 | 2013-04-29 | Manufacturing equipment of optical composite membrane and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310155038.1A CN104122611A (en) | 2013-04-29 | 2013-04-29 | Manufacturing equipment of optical composite membrane and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104122611A true CN104122611A (en) | 2014-10-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310155038.1A Pending CN104122611A (en) | 2013-04-29 | 2013-04-29 | Manufacturing equipment of optical composite membrane and manufacturing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN104122611A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105929470A (en) * | 2016-06-28 | 2016-09-07 | 江苏新光镭射包装材料股份有限公司 | Reflective film with microstructures and preparation method thereof |
| JP7418096B2 (en) | 2018-02-01 | 2024-01-19 | キヤノン株式会社 | Optical elements, optical instruments and imaging devices |
| JP7433765B2 (en) | 2018-03-16 | 2024-02-20 | キヤノン株式会社 | Optical elements, optical instruments and imaging devices |
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| JP7433765B2 (en) | 2018-03-16 | 2024-02-20 | キヤノン株式会社 | Optical elements, optical instruments and imaging devices |
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Application publication date: 20141029 |
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