CN106324725A - Polymer film for imaging and preparation method thereof - Google Patents
Polymer film for imaging and preparation method thereof Download PDFInfo
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- CN106324725A CN106324725A CN201510397220.7A CN201510397220A CN106324725A CN 106324725 A CN106324725 A CN 106324725A CN 201510397220 A CN201510397220 A CN 201510397220A CN 106324725 A CN106324725 A CN 106324725A
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- 229920006254 polymer film Polymers 0.000 title claims abstract description 111
- 238000003384 imaging method Methods 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 229920000642 polymer Polymers 0.000 claims abstract description 179
- 238000000034 method Methods 0.000 claims description 25
- 239000007943 implant Substances 0.000 claims description 23
- 239000011347 resin Substances 0.000 claims description 16
- 229920005989 resin Polymers 0.000 claims description 16
- 230000004927 fusion Effects 0.000 claims description 11
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 7
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- 239000002086 nanomaterial Substances 0.000 claims description 4
- 238000006471 dimerization reaction Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 238000000016 photochemical curing Methods 0.000 claims description 2
- 238000001723 curing Methods 0.000 claims 1
- 230000004308 accommodation Effects 0.000 abstract 3
- 238000010023 transfer printing Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 38
- 239000010409 thin film Substances 0.000 description 16
- 230000000694 effects Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 12
- 239000000758 substrate Substances 0.000 description 12
- 239000013047 polymeric layer Substances 0.000 description 8
- 239000003292 glue Substances 0.000 description 6
- 230000003287 optical effect Effects 0.000 description 6
- 125000006850 spacer group Chemical group 0.000 description 6
- 239000010408 film Substances 0.000 description 5
- 238000006116 polymerization reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000002834 transmittance Methods 0.000 description 4
- 239000000203 mixture Substances 0.000 description 3
- 238000007639 printing Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000004040 coloring Methods 0.000 description 2
- 239000000549 coloured material Substances 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 230000001364 causal effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 238000007641 inkjet printing Methods 0.000 description 1
- 238000001755 magnetron sputter deposition Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000000700 radioactive tracer Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
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- Solid State Image Pick-Up Elements (AREA)
Abstract
The embodiment of the invention discloses a polymer film for imaging and a preparation method thereof. The polymer film comprises a polymer with a first surface and an opposite second surface; a micro lens structure is formed on the first surface; an accommodation structure is formed on the second surface; the accommodation structure is used for forming a teletext structure for imaging through the micro lens structure; and the micro lens structure and the accommodation structure form an integrated structure. The polymer film is thin and is easy to cut in the case of hot stamping, and transfer printing is facilitated.
Description
Technical field
The application relates to dynamic visual impact thin film technique field, particularly relates to a kind of transferable thin polymer film for imaging
And preparation method thereof.
Background technology
Moire technique is a class noticeable Novel visual safe practice.It utilizes the focussing force of microlens array by micro-pattern
Amplifying expeditiously, realization has certain depth of field and presents the pattern of peculiar dynamic effect.
Prior art includes the patterned layer of substrate, lenticule and projection with lenticular thin film.First such thin film is
Containing substrate thus cause thickness to increase, and patterned layer is exposed or needs protective layer.
Patent document 200480040733.2 discloses a kind of microlens array being applied to the marketable securities opened window safety lines such as banknote
Safety element.Its basic structure is: the upper surface at transparent base layer arranges periodically microlens array, under transparent base layer
The micro-pattern array of preiodic type that surface configuration is corresponding, micro-pattern array be positioned at the focal plane of microlens array or its near, micro-pattern
Array is roughly the same with microlens array arrangement, by microlens array More's amplification to micro-pattern array.
Which disclose two kinds of methods making micro-pattern: by selected from ink-jet, laser, letterpress, hectographic printing, photograph
The printing process of the group that intaglio printing and woodburytype are formed, arranges micro-pattern oil of protrusion at transparent base layer lower surface
Ink；Or form figuratum depression at transparent base layer lower surface, and fill ink in the valley and then form micro-pattern.The latter
The advantage with virtually limitless spatial resolution.The most respectively lenticule and the micro-pattern of umbilicate type are set in transparent base layer upper and lower surface
Figure complexity and the resolution with optimum are conducive to maximizing the imitation difficulty improving this safety device.
But the current using method mainly entirety of this safety element embeds paper or is bonded in printed matter surface.Thermoprint is
The method that at present secure topical element is arranged at a kind of main flow of product packaging.But thermoprint technology requires that safety element is one layer
Thin film that is the thinnest and that can cut off.
Current industrial quarters, the minimum transparent base layer thickness with actual Machinability Evaluation is 23um, adds lenticule and depression
The thickness of structure, the thickness of general safety element typically can increase to more than 100um.Therefore the thickest overall structure is the most unfavorable
Cut off in time when high speed thermoprint.In addition transparent base often has good mechanical performance, and this is also unfavorable for that the cut-out of thermoprint is wanted
Ask.
In order to the thermoprint mode of safety element with main flow is adapted, it is necessary to remove the transparent base layer in this safety element.Patent literary composition
Part 200480040733.2 discloses one in Figure 13-14 can distort insert tracer material embodiment.I.e. peel off and cover at lenticule
During the strippable coating on surface, the amplification effect of micro-pattern can change before and after peeling off.It is worth mentioning that: in terms of Figure 14,
For " peel off and change " membrane structure, this structure includes a peelable lenticule, the second lenticule, the first patterned layer and the second figure
Pattern layer, can directly print the first patterned layer at the second lenticule back side, be additionally provided with light between the first patterned layer and the second patterned layer
Learn spacer 244, now between the second lenticule and the first patterned layer and then eliminate transparent base, but now second micro-
Lens can not show the image (see description page 20 second segment) of the first patterned layer.Furthermore, this patent specification the 29th～30
Page discloses the structure preparation method in this patent, substantially comprises the following steps: the one or more optical spacer of S01；S02
Lenticule and patterned layer lay respectively at optical spacer surface.Wherein optical spacer surface sets curable resin and prepares lenticule
And patterned layer.
So either preparation method disclosed in the structure in Figure 13 Yu Figure 14 or description 29～page 30, lenticule and figure
The show image of pattern layer must will arrange optical spacer layer, and the method for preparation is to be coated with curable tree on optical spacer surface
Fat, in case preparing lenticule and patterned layer；But it is exactly that this kind of structure causes the thickest overall structure pole to be unfavorable for high speed thermoprint
Time cut off in time.In addition transparent base often has good mechanical performance, and this is also unfavorable for the cut-out requirement of thermoprint.
Therefore, it is necessary to use new scheme, make that one is thinner cuts off, and there is lenticule and the micro-pattern of umbilicate type simultaneously
Transferred More image-forming component.
Summary of the invention
The purpose of the embodiment of the present application is to provide a kind of thin polymer film for imaging and preparation method thereof, to realize reducing thin film
Thickness and the purpose of transferable imaging files is provided.
For solving above-mentioned technical problem, the embodiment of the present application provides a kind of thin polymer film for imaging to be achieved in that
The embodiment of the present application provides a kind of thin polymer film for imaging, including: containing back to first surface and second
A kind of polymer on surface；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Described microlens structure and described contained structure are into a single integrated structure.
The embodiment of the present application provides the another kind of thin polymer film for imaging, including: there is the first polymer of first surface
With there is the second polymer of second surface, described first surface and described second surface back to；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Adjacent regions between described first polymer and described second polymer is formed with fusion part, so that described lenticule knot
Structure and contained structure are into a single integrated structure.
The embodiment of the present application additionally provides the another kind of thin polymer film for imaging, including: containing back to first surface with
A kind of polymer of second surface；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Described microlens structure and described contained structure are into a single integrated structure；
The surface of described microlens structure is provided with catoptric arrangement.
The embodiment of the present application additionally provides the another kind of thin polymer film for imaging, including: there is the first polymerization of first surface
Thing and there is the second polymer of second surface, described first surface and described second surface back to；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Adjacent regions between described first polymer and described second polymer is formed with fusion part, so that described lenticule knot
Structure and contained structure are into a single integrated structure；
The surface of described microlens structure is provided with catoptric arrangement.
The embodiment of the present application additionally provides the preparation method of a kind of thin polymer film for imaging, including:
Obtain the polymer in colloidal state under normal temperature and pressure；
Use first mould with lenticule pattern that the first side of described polymer is extruded, and use has default appearance
Second side of described polymer is extruded by the second mould of micro-nano structure pattern, forms into a single integrated structure lenticule preliminary structure
With receiving preliminary structure；Wherein, described first side and described second side back to；
Described lenticule preliminary structure and described receiving preliminary structure are solidified, forms microlens structure respectively and accommodate knot
Structure, described contained structure, for forming the picture and text structure by described microlens structure imaging, obtains described thin polymer film.
The technical scheme provided from above the embodiment of the present application, the thin polymer film in the embodiment of the present application includes back to setting
The first surface put and second surface；Described first surface is formed with microlens structure；Described second surface is formed with contained structure,
Described contained structure is for forming the picture and text structure by described microlens structure imaging；Described microlens structure and described receiving knot
It is integrally formed structure, but there is no substrate layer, thus can realize reducing film thickness and transferable purpose.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present application or technical scheme of the prior art, below will be to embodiment or prior art
In description, the required accompanying drawing used is briefly described, it should be apparent that, the accompanying drawing in describing below is only to remember in the application
Some embodiments carried, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to
Other accompanying drawing is obtained according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of thin polymer film not forming picture and text structure that the embodiment of the present application provides；
Fig. 2 is the structural representation of a kind of a kind of thin polymer film forming picture and text structure that the embodiment of the present application provides.
Fig. 3 is the structural representation of the another kind of thin polymer film that the embodiment of the present application provides.
Fig. 4 is the structural representation of the another kind of thin polymer film that the embodiment of the present application provides.
Fig. 5 is the structural representation that the another kind that the embodiment of the present application provides does not forms the thin polymer film of picture and text structure.
Fig. 6 is the structural representation of the another kind of thin polymer film forming picture and text structure that the embodiment of the present application provides.
Fig. 7 is the knot that the another kind that the embodiment of the present application provides does not forms the thin polymer film (being provided with catoptric arrangement) of picture and text structure
Structure schematic diagram.
Fig. 8 is the structure of the another kind of thin polymer film (being provided with catoptric arrangement) forming picture and text structure that the embodiment of the present application provides
Schematic diagram.
Fig. 9 is the knot that the another kind that the embodiment of the present application provides does not forms the thin polymer film (being provided with catoptric arrangement) of picture and text structure
Structure schematic diagram.
Figure 10 is the structure of the another kind of thin polymer film (being provided with catoptric arrangement) forming picture and text structure that the embodiment of the present application provides
Schematic diagram.
Figure 11 is the flow chart of the preparation method of a kind of thin polymer film that the embodiment of the present application provides.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in the application, below in conjunction with in the embodiment of the present application
Accompanying drawing, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only
It is some embodiments of the present application rather than whole embodiments.Based on the embodiment in the application, ordinary skill people
The every other embodiment that member is obtained under not making creative work premise, all should belong to the scope of the application protection.
It should be noted that when element is referred to as " being arranged at " another element it can be understood as this element can be directly separately
On one element or element placed in the middle can also be there is.When an element is considered as " connection " another element, and it can be
It is directly connected to another element or may be simultaneously present centering elements.When two elements are referred to as " into a single integrated structure ",
Can be understood as the two element be one, inseparable." one-body molded " can represent that the two element is not separately
Manufacture, but directly by entirety being processed to formation.Term as used herein " vertically ", " level ", " left ",
For illustrative purposes only, being not offered as is unique embodiment for " right " and similar statement.
Unless otherwise defined, all technology used in this application and scientific terminology and containing that those skilled in the art is generally understood that
Justice is identical.Term used in the description of the present application is intended merely to describe specific embodiment, is not intended that application
Restriction.Term "and/or" used in this application includes the combination in any of one or more relevant Listed Items.
A kind of thin polymer film provided the embodiment of the present application below in conjunction with the accompanying drawings is described in detail.
As it is shown in figure 1, the embodiment of the present application provides a kind of thin polymer film 20, it can include containing back to the of setting
One surface and a kind of polymer of second surface.It is formed with microlens structure 201 on the first surface；At described second table
Being formed with contained structure 202 on face, contained structure 202 is used for forming the picture and text structure 203 by microlens structure 201 imaging, as
Shown in Fig. 2.
Described a kind of polymer can be single polymer, it is also possible to for being become by multiple single polymer mixed that will not react
Mixed polymer.The light transmittance of described polymer can be more than 70%, and the most described polymer is transparent color or visually
Show transparent.Described polymer can be heat reactive resin and/or light-cured resin, such as UV glue.Microlens structure 201 and appearance
Micro-nano structure 202 can lay respectively in the one layer of polymeric layer being made up of this kind of polymer back to first surface and the second table
Face, now the polymer in this polymeric layer can be uniformly distributed, it is also possible to uneven distribution.Due to microlens structure 201 He
Contained structure 202 is formed at same polymeric layer, does not therefore have separating surface between microlens structure 201 and contained structure 202,
I.e. microlens structure 201 and contained structure 202 is into a single integrated structure.
Can contain microlens array in microlens structure 201, described microlens array can contain one or more lenticulees.
Gap can not be there is, in order to reduce the overall volume of described thin polymer film between the plurality of lenticule；The plurality of micro-
Gap (as shown in Figure 3) can also be there is, in order to can ensure that cut micro-when cutting described thin polymer film between lens
The integrity of lens, thereby may be ensured that lenticular follow-up imaging effect.
Contained structure 202 can contain one or more grooves, or can contain one or more very low power (i.e. micron level
Groove).Described (micro-) groove is used for inserting implant, to form picture and text structure 203.
The pattern formed after inserting containing implant in picture and text structure 203.Described implant can be to deposit light with described polymer
At the material of refractive index difference, including coloured material, coloring material, metal material or conductive material etc., such as ink.Need
Illustrating, the color of described implant can be different with the color of described polymer, in order to people are observing picture and text knot
During the imaging of structure, can significantly tell the pattern in picture and text structure.
Described pattern can be a pattern or micro-pattern, it is also possible to is multiple identical or different pattern or micro-pattern (i.e. micron
The pattern of rank), the figure of the easily recognizable shape such as such as figure, grid, word, numeral, symbol, landscape painting and/or Logo
Case.Described different (micro-) pattern can be varying in size of (micro-) pattern；The shape that can also be (micro-) pattern is different；
Can also is that the composition of (micro-) pattern is different, such as first (micro-) pattern is Business Name, and second (micro-) pattern is
Company Logo.
Contained structure 202 (or picture and text structure 203) can mate setting with microlens structure 201, and concrete can include receiving
Structure 202 (or picture and text structure 203) matches with the position of microlens structure 201, such as the micro-figure in picture and text structure 202
Case and the lenticule in microlens structure 201 are just to setting, to improve the utilization rate of polymeric material.Described contained structure 202 (or
Picture and text structure 203) mate setting with microlens structure 201 and can also include the lenticule in microlens structure 201 and contained structure
In very low power (or the micro-pattern in picture and text structure 203) one_to_one corresponding arrange, this be conducive to cut into as thin film time, can
To ensure each imaging film unit cut at least contains a complete lenticule and very low power (or micro-pattern).
Picture and text structure 203 may be located near the focal plane of microlens structure 201, and it can be become by microlens structure 201
Picture, side relative with picture and text structure 203 in microlens structure 201 is it is observed that the enlarged drawing picture of picture and text structure 203.Tool
Body, can be that each micro-pattern in picture and text structure 203 is positioned in microlens structure 201 near the focal plane of correspondence, Mei Gewei
Pattern all can carry out imaging by corresponding lenticule, at each lenticular opposite side it is observed that the putting of corresponding micro-pattern
Big image.Described focal plane can represent lenticular focus and be perpendicular to the plane of microlens array primary optical axis.
Distance between top and the top of contained structure 202 (or picture and text structure 203) of microlens structure 201 can be 2～150
Micron.It can be understood as picture and text structure is embedded at microlens structure when distance between microlens structure and picture and text structure is the least
In, as shown in Figure 4.Picture and text structure 503 is embedded in microlens structure 501 as can be seen from Figure 4.Microlens structure and picture and text knot
Distance between structure is the least, then the thickness of thin polymer film is the thinnest, and this is possible not only to cost-effective, is easier to when thermoprint cut off.
In another embodiment, the surface of picture and text structure can be provided with protection structure.Structure is used for picture and text structure by described protection
Protect, to prevent (micro-) pattern deformation in picture and text structure or the destruction of outer bound pair (micro-) pattern, affect imaging effect.
By foregoing description it can be seen that the thin polymer film that the embodiment of the present application is provided can be thin film structure, micro-
Mirror structure and contained structure are formed in same polymeric layer (the most into a single integrated structure), and do not have substrate layer, and this achieves and subtracts
The purpose of little polymer film thickness.Additionally, this thin polymer film does not has substrate layer, therefore its poor mechanical properties, this makes
This thin polymer film may be easy to when thermoprint cut off.
Polymer film thickness in the embodiment of the present application is thin, and its thickness can reach less than tens microns, it might even be possible to reach several
Micron, and easily is switched off, and therefore this thin polymer film easily transfers, and also can alleviate weight and cost-effective.
The embodiment of the present application additionally provides another kind of thin polymer film 60, as shown in Figure 5.Thin polymer film 60 can include tool
There is the first polymer of first surface and to have the second polymer of second surface, described first surface and described second surface opposing
Right；Described first surface is formed with microlens structure 601；Described second surface is formed with contained structure 602, and it is used for being formed
By the picture and text structure 603 of microlens structure 601 imaging, as shown in Figure 6.
Described first polymer and described second polymer can be all single polymers, can be the most all will not to be occurred instead by multiple
The mixed polymer that the single polymer answered is constituted.The light transmittance of described first polymer and described second polymer all can be more than
70%, the most described first polymer and described second polymer are transparent color or visually show transparent.Described first gathers
Compound and described second polymer can be all resin material, including heat reactive resin and/or light-cured resin, and such as UV glue.
Specific refractivity between described first polymer and described second polymer can be less than 0.5, to ensure that not affecting people observes into
As the effect of image in thin film.
Adjacent regions between described first polymer and described second polymer is formed with fusion part.Described adjacent regions is permissible
It is to utilize mould extrude described first polymer and described second polymer formation lenticule preliminary structure and accommodate preliminary structure
Time, the contact site between described first polymer and described second polymer.Described fusion part can be described first polymerization
Thing and described second polymer merge the region formed according to preset ratio.Described preset ratio can be N:M, wherein N and M
It is respectively microlens structure 601 and adjacent regions junction first polymer of contained structure 602 and the content of the second polymer, its
Value can be all 0～100%, but does not include 0 and 100%.It should be noted that the first polymer in microlens structure 601
Content is 100%；In contained structure 602, the content of the second polymer is 100%.Therefore, microlens structure 601 and contained structure
202 can be considered as integrative-structure, do not have separating surface between microlens structure and contained structure, or thin polymer film
The demarcation line that there is not obvious layer and layer on cross section or the demarcation line presented are the demarcation line that rule is neat.
A kind of thin polymer film 60 that the embodiment of the present application is provided is with the difference of the thin polymer film 20 shown in Fig. 1,
Thin polymer film 60 is made up of two kinds of polymer, and thin polymer film 20 is made up of a kind of polymer.To retouching of thin polymer film 60
State and be referred to description to thin polymer film 20 in above-described embodiment, no longer superfluous at this chat.
By foregoing description it can be seen that although the thin polymer film that the embodiment of the present application is provided comprises two kinds of polymer, but its
Thin film structure can be considered as, although microlens structure and contained structure are respectively formed in the first surface and of the first polymer
The second surface of dimerization compound, but between this two polymer, it is formed with fusion part, therefore microlens structure and contained structure are permissible
It is considered as integrative-structure.And the thin polymer film that the embodiment of the present application is provided does not has substrate layer yet, therefore can also realize reducing
The purpose of polymer film thickness.Additionally, due to do not have substrate layer, therefore this thin polymer film poor mechanical properties, this makes
This thin polymer film may be easy to when thermoprint cut off.
Polymer film thickness in the embodiment of the present application is thin, and its thickness can reach less than tens microns, it might even be possible to reach several
Micron, and easily is switched off, and therefore this thin polymer film easily transfers, and also can alleviate weight and cost-effective.
As it is shown in fig. 7, the embodiment of the present application additionally provides another kind of thin polymer film 80, it can include containing back to setting
First surface and a kind of polymer of second surface.It is formed with microlens structure 801 on the first surface；At lenticule
The surface of structure 801 is provided with catoptric arrangement 804；Being formed with contained structure 802 on described second surface, contained structure 802 is used
In forming the picture and text structure 803 by microlens structure 801 imaging, as shown in Figure 8.
Described a kind of polymer can be single polymer, it is also possible to for being become by multiple single polymer mixed that will not react
Mixed polymer.The light transmittance of described polymer can be more than 70%, and the most described polymer is transparent color or visually
Show transparent.Described polymer can be heat reactive resin and/or light-cured resin, such as UV glue.Microlens structure 801 and appearance
Micro-nano structure 802 can lay respectively in the one layer of polymeric layer being made up of this kind of polymer back to first surface and the second table
Face, now the polymer in this polymeric layer can be uniformly distributed, it is also possible to uneven distribution.Due to microlens structure 801 He
Contained structure 802 is formed at same polymeric layer, does not therefore have separating surface between microlens structure 801 and contained structure 802,
I.e. microlens structure 801 and contained structure 802 is into a single integrated structure.
Can contain microlens array in microlens structure 801, described microlens array can contain one or more lenticulees.
Gap can not be there is, in order to reduce the overall volume of described thin polymer film between the plurality of lenticule；The plurality of micro-
Gap can also be there is between lens, in order to cut described thin polymer film time can ensure that cut lenticular completely
Property, thereby may be ensured that lenticular follow-up imaging effect.
Contained structure 802 can contain one or more grooves, or can contain one or more very low power (i.e. micron level
Groove).Described (micro-) groove is used for inserting implant, to form picture and text structure 803.
The pattern formed after inserting containing implant in picture and text structure 803.Described implant can be to deposit light with described polymer
At the material of refractive index difference, including coloured material, coloring material, metal material or conductive material etc., such as ink.Need
Illustrating, the color of described implant can be different with the color of described polymer, in order to people are observing picture and text knot
During the imaging of structure, can significantly tell the pattern in picture and text structure.
Described pattern can be a pattern or micro-pattern, it is also possible to is multiple identical or different pattern or micro-pattern (i.e. micron
The pattern of rank), the figure of the easily recognizable shape such as such as figure, grid, word, numeral, symbol, landscape painting and/or Logo
Case.Described different (micro-) pattern can be varying in size of (micro-) pattern；The shape that can also be (micro-) pattern is different；
Can also is that the composition of (micro-) pattern is different, such as first (micro-) pattern is Business Name, and second (micro-) pattern is
Company Logo.
Contained structure 802 (or picture and text structure 803) can mate setting with microlens structure 801, and concrete can include receiving
Structure 802 (or picture and text structure 803) matches with the position of microlens structure 801, such as the micro-figure in picture and text structure 803
Case and the lenticule in microlens structure 801 are just to setting, to improve the utilization rate of polymeric material.Described contained structure 802 (or
Picture and text structure 803) mate setting with microlens structure 801 and can also include the lenticule in microlens structure 801 and contained structure
In very low power (or the micro-pattern in picture and text structure 803) one_to_one corresponding arrange, this be conducive to cut into as thin film time, can
To ensure each imaging film unit cut at least contains a complete lenticule and very low power (or micro-pattern).
Picture and text structure 803 may be located near the focal plane of microlens structure 801, and it can be become by microlens structure 801
Picture, under the effect of catoptric arrangement 804, in side, picture and text structure 803 place it is observed that the enlarged drawing picture of picture and text structure 803.
Concrete, can be that each micro-pattern in picture and text structure 803 is positioned in microlens structure 801 near the focal plane of correspondence, each
Micro-pattern all can carry out imaging by corresponding lenticule, in side, picture and text structure 803 place it is observed that corresponding micro-pattern
Enlarged drawing picture.
Distance between top and the top of contained structure 802 (or picture and text structure 803) of microlens structure 801 can be 2～150
Micron.It can be understood as picture and text structure is embedded at microlens structure when distance between microlens structure and picture and text structure is the least
In.Distance between microlens structure and picture and text structure is the least, then the thickness of thin polymer film is the thinnest, and this is possible not only to save into
This, be easier to when thermoprint cut off.
Catoptric arrangement 804 can be transparent material, transparent materials or translucent material.The thickness of catoptric arrangement 804 is permissible
It it is 0.02～5 micron.
By foregoing description it can be seen that the thin polymer film that the embodiment of the present application is provided can be thin film structure, micro-
Mirror structure and contained structure are formed in same polymeric layer (the most into a single integrated structure), and do not have substrate layer, and this achieves and subtracts
The purpose of little polymer film thickness.Additionally, this thin polymer film does not has substrate layer, therefore its poor mechanical properties, this makes
This thin polymer film may be easy to when thermoprint cut off.It addition, be provided with catoptric arrangement on microlens structure surface, this makes in reality
The side, picture and text structure place of thin polymer film can be fitted with actual application product by border application, see from side, picture and text structure place
Examine the imaging of picture and text structure, this can avoid from side, lenticule place observe picture and text structure imaging and because of side, microlens structure place
Uneven the brought problem affecting Consumer's Experience effect, thus be conducive to the experience sense improving user to be subject to.
Polymer film thickness in the embodiment of the present application is thin, and its thickness can reach less than tens microns, it might even be possible to reach several
Micron, and easily be switched off, therefore this thin polymer film easily transfers.
The embodiment of the present application additionally provides another kind of thin polymer film 100, as shown in Figure 9.Thin polymer film 100 can include
There is the first polymer of first surface and there is the second polymer of second surface, described first surface and described second surface phase
Back to；Described first surface is formed with microlens structure 1001；At microlens structure 1001 back on the surface of contained structure
It is provided with catoptric arrangement 1004；Described second surface is formed with contained structure 1002, and it is for being formed by microlens structure 1001
The picture and text structure 1003 of imaging, as shown in Figure 10.
Described first polymer and described second polymer can be all single polymers, can be the most all will not to be occurred instead by multiple
The mixed polymer that the single polymer answered is constituted.The light transmittance of described first polymer and described second polymer all can be more than
70%, the most described first polymer and described second polymer are transparent color or visually show transparent.Described first gathers
Compound and described second polymer can be all resin material, including heat reactive resin and/or light-cured resin, and such as UV glue.
Specific refractivity between described first polymer and described second polymer can be less than 0.5, to ensure that not affecting people observes into
As the effect of image in thin film.
Adjacent regions between described first polymer and described second polymer is formed with fusion part.Described adjacent regions is permissible
It is to utilize mould extrude described first polymer and described second polymer formation lenticule preliminary structure and accommodate preliminary structure
Time, the contact site between described first polymer and described second polymer.Described fusion part can be described first polymerization
Thing and described second polymer merge the region formed according to preset ratio.Described preset ratio can be N:M, wherein N and M
It is respectively microlens structure 601 and adjacent regions junction first polymer of contained structure 602 and the content of the second polymer, its
Value can be all 0～100%, but does not include 0 and 100%.It should be noted that the first polymer in microlens structure 1001
Content is 100%；In contained structure 1002, the content of the second polymer is 100%.Therefore, microlens structure 1001 and receiving knot
Structure 1002 can be considered as integrative-structure, does not haves separating surface, or thin polymer film between microlens structure and contained structure
Cross section on there is not obvious layer and layer demarcation line or the demarcation line that presented be the neat demarcation line of rule.
A kind of thin polymer film 100 that the embodiment of the present application is provided is with the difference of the thin polymer film 80 shown in Fig. 7,
Thin polymer film 100 is made up of two kinds of polymer, and thin polymer film 80 is made up of a kind of polymer.To thin polymer film 100
Specifically describe and be referred to description to thin polymer film 80 in above-described embodiment, no longer superfluous at this chat.
By foregoing description it can be seen that although the thin polymer film that the embodiment of the present application is provided comprises two kinds of polymer, but its
Thin film structure can be considered as, although microlens structure and contained structure are respectively formed in the first surface and of the first polymer
The second surface of dimerization compound, but between this two polymer, it is formed with fusion part, therefore microlens structure and contained structure are permissible
It is considered as integrative-structure.And the thin polymer film that the embodiment of the present application is provided does not has substrate layer yet, therefore can also realize reducing
The purpose of polymer film thickness.Additionally, due to do not have substrate layer, therefore this thin polymer film poor mechanical properties, this makes
This thin polymer film may be easy to when thermoprint cut off.It addition, be provided with catoptric arrangement on microlens structure surface, this makes in reality
The side, picture and text structure place of thin polymer film can be fitted with actual application product by border application, see from side, picture and text structure place
Examine the imaging of picture and text structure, this can avoid from side, lenticule place observe picture and text structure imaging and because of side, microlens structure place
Uneven the brought problem affecting Consumer's Experience effect, thus be conducive to the experience sense improving user to be subject to.
Polymer film thickness in the embodiment of the present application is thin, and its thickness can reach less than tens microns, it might even be possible to reach several
Micron, and easily be switched off, therefore this thin polymer film easily transfers.
The embodiment of the present application additionally provides the preparation method of a kind of thin polymer film, as shown in figure 11.The method includes:
S1: obtain the polymer in colloidal state under normal temperature and pressure.
Described polymer can be a kind of polymer, it is also possible to be two kinds of polymer.Each polymer may each be single polymerization
Thing, such as curable resin or UV glue etc., it is also possible to for the mixed polymerization of multiple polymer that will not react each other
Thing.
Method of the prior art can be utilized to obtain described polymer, no longer go to live in the household of one's in-laws on getting married at this and chat.
S2: use first mould with lenticule pattern that the first side of described polymer is extruded, and use has pre-
If the second side of described polymer is extruded by the second mould of contained structure pattern, form into a single integrated structure lenticule preliminary
Structure and receiving preliminary structure；Wherein, described first side and described second side back to.
After obtaining described polymer, use first mould with lenticule pattern that the first side of described polymer is squeezed
Pressure, forms lenticule preliminary structure, and uses second to described polymer of second mould with default contained structure pattern
Side extrudes, and is formed and accommodates preliminary structure.Described lenticule preliminary structure and described receiving preliminary structure are during extruding
Form integrative-structure.Described microlens structure can be containing one or more lenticular microlens arrays.Described receiving is preliminary
Structure can contain one or more very low power.
Described use has the first mould of lenticule pattern and extrudes the first side of described polymer, forms lenticule preliminary
Structure, and use second mould with default contained structure pattern that the second side of described polymer is extruded, formed and hold
Preliminary structure of receiving can be to use have the first mould of lenticule pattern and have the second mould of default contained structure pattern simultaneously
Have the first side to described polymer and the extruding of the second side, form lenticule preliminary structure and accommodate preliminary structure；Can also be first
First using first mould with lenticule pattern, the first side extruding to described polymer forms lenticule preliminary structure, then
In the first prefixed time interval, use second mould with default contained structure pattern, the second side of described polymer is entered
Row extruding is formed and accommodates preliminary structure；Can also is that first by second mould with default contained structure pattern, to described poly-
Second side of compound carries out extruding and forms receiving preliminary structure, then in the first prefixed time interval, uses and has lenticule sample
First mould of formula, the first side extruding to described polymer forms lenticule preliminary structure.Described first prefixed time interval,
Can set according to practical operation situation.
When described polymer is a kind of polymer, it is possible to use described first mould and described second mould extrude described one simultaneously
Plant the first side and second side of polymer, it is also possible to be the first side extruding described a kind of polymer in the first prefixed time interval
With the second side, form lenticule preliminary structure and accommodate preliminary structure；When described polymer is two kinds of polymer, such as first
Polymer and the second polymer, it is possible to use described first mould extrudes the first side of described first polymer, simultaneously or first
In prefixed time interval, utilizing described second mould to extrude the second side of the second polymer, during extruding, described first gathers
Adjacent regions between compound and described second polymer contact formation fusion part, and formed described lenticule preliminary structure and
Described receiving preliminary structure.
S3: solidify described lenticule preliminary structure and described receiving preliminary structure, forms microlens structure and receiving respectively
Structure, obtains described thin polymer film.
After forming described lenticule preliminary structure and described receiving preliminary structure, can be to described lenticule preliminary structure and described
Accommodate preliminary structure to solidify, form microlens structure and contained structure respectively.Described to described lenticule preliminary structure and institute
State receiving preliminary structure to carry out solidification and can include described lenticule preliminary structure and described receiving preliminary structure being carried out solid simultaneously
Change；Can also be first described lenticule preliminary structure to be solidified, then not be fully cured at described lenticule preliminary structure
Time, described receiving preliminary structure is solidified；Can also is that and first described receiving preliminary structure is solidified, then in institute
State receiving preliminary structure when not being fully cured, described lenticule preliminary structure is solidified.
It can be directly tentatively to tie described lenticule that described lenticule preliminary structure and described receiving preliminary structure carry out solidification
Structure and described receiving preliminary structure carry out heat cure or photocuring；Can also be by described first mould and/or described second mould
Tool uses irradiation source or thermal source, realizes described lenticule preliminary structure and the solidification of described receiving preliminary structure.Such as, exist
Described polymer is UV glue, uses ultraviolet light to irradiate, and described lenticule preliminary structure and described receiving preliminary structure are solidified shape
Become microlens structure and contained structure.
In the various embodiments described above, the adhesion of described first mould and described polymer is viscous more than the second mould and described polymer
Attached power, in order to separate the second mould time, be unlikely to make described polymer and the first mould separate, thus avoid follow-up to
In groove structure, packing material produces impact.
By above-mentioned steps it can be seen that in the preparation method of thin polymer film that provided of the embodiment of the present application microlens structure with
And contained structure can solidify with one-shot forming and simultaneously, it is not required that prepare substrate layer, such that it is able to reduce thin polymer film
Thickness.Additionally, the method technique is simple, saves material, reduce cost, be suitable for industrialization and produce.
In another embodiment, in order to make described thin polymer film may be used for imaging, described method can also include:
S4: insert implant in described contained structure, forms the refractive index of picture and text structure, described implant and described polymer
Different.
After obtaining described thin polymer film, implant can be inserted in described contained structure, implant can be dried
Or the solidification measure such as sintering, form picture and text structure.Implant can be different from the refractive index of described polymer, and its color can also
Different from the color of described polymer, in order to observe.
In another embodiment, in order to can in picture and text structure unilateral observation to pattern imaging so that improve user experience effect
Really, described preparation method can also include:
S5: at the surface configuration catoptric arrangement of described microlens structure.
Formed after described microlens structure, can use spraying, inkjet printing, be coated with, be deposited with, magnetron sputtering, plating etc.
Method carrys out the surface configuration catoptric arrangement at described microlens structure.
In another embodiment, in order to make prepared thin film be easy to use, described preparation method can also include:
S6: described thin polymer film is cut into the film unit of pre-set dimension.
Described film unit can at least contain a complete lenticule and a groove or pattern.
It should be noted that the execution sequence between this step and step S4 does not limit.
Below in conjunction with actual preparation method, above-mentioned steps is further detailed.
During specifically preparing thin film, it is possible to use press fit device to described polymer phase back to both sides extrude.Institute
State press fit device and can include parallel and that there is predetermined interval distance the first roller and the second roller；Have on the outer peripheral face of described first roller
There is described first mould, the outer peripheral face of described second roller has described second mould.Described first roller and described second roller are permissible
It is that opposed vertical is placed, it is also possible to be that relative level is placed.Described first roller and described second roller can face placement, it is possible to
With mutually tiltedly to placement.Described first mould and described second mould can be respectively sleeved on described first roller and described second roller,
Can also be to be engraved in respectively on described first roller and described second roller.
When described first roller and described second roller opposed vertical are placed, between the two roller, inject described polymer, at gravity
And and roller between frictional force effect under, described polymer, vertically through the two roller, forms described lenticule preliminary structure and institute
State receiving preliminary structure.It is then possible to during forming described lenticule preliminary structure and described receiving preliminary structure or it
After, the two roller is heated simultaneously, or one of them roller is heated, solidify to form microlens structure and contained structure.
It should be noted that the predetermined interval distance between the two roller can be according to the default thickness between microlens structure and contained structure
Degree is adjusted, to ensure when described first surface and described second surface are positioned in different polymer, at this two polymer
Formed during roller rolling extrusion and merge part, so do not exist between the microlens structure solidifying to form and picture and text structure
Separating surface.
Additionally, described press fit device can also contain cutting tool, obtaining the polymer containing microlens structure and contained structure
After thin film, described thin polymer film is cut, in order to follow-up use.
Described first roller and described second roller relative level place time, can apply thrust make described polymer horizontally through this two
Individual roller, forms lenticule preliminary structure and accommodates preliminary structure, heating the two roller, make formed lenticule preliminary
Structure and described receiving preliminary structure, with solidification, form microlens structure and contained structure respectively.Specifically performing of this mode
The concrete execution process that journey is referred to the first roller and the second roller is vertically placed, no longer superfluous at this chats.
Although it should be noted that this application provides the method operating procedure as described in above-described embodiment or flow chart, but based on
Conventional or more or less operating procedure can be included in the process without performing creative labour.In logicality not
Existing in necessary causal step, the execution sequence of these steps is not limited to the execution sequence that the embodiment of the present application provides.
Understandable for enabling the above-mentioned purpose of the present invention, feature and advantage to become apparent from, above in conjunction with concrete to the present invention of accompanying drawing
Embodiment is described in detail.Superincumbent description elaborates a lot of detail so that fully understanding the present invention.But
The present invention can implement to be much different from alternate manner described above, and those skilled in the art can be without prejudice to the present invention
Doing similar improvement in the case of intension, therefore the present invention is not limited by particular embodiments disclosed above.Further, the above
Each technical characteristic of embodiment can combine arbitrarily, for making description succinct, not special to each technology in above-described embodiment
Levy all possible combination to be all described, but, as long as the combination of these technical characteristics does not exist contradiction, all it is considered to be
The scope that this specification is recorded.
Embodiment described above only have expressed the several embodiments of the present invention, therefore it describes more concrete and detailed, but can not be
And it is interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that, for the person of ordinary skill of the art, not
On the premise of departing from present inventive concept, it is also possible to making some deformation and improvement, these broadly fall into protection scope of the present invention.Cause
This, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (26)
1. the thin polymer film for imaging, it is characterised in that including: containing back to first surface and the second table
A kind of polymer in face；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Described microlens structure and described contained structure are into a single integrated structure.
Thin polymer film the most according to claim 1, it is characterised in that be filled with in described contained structure implant with
Forming described picture and text structure, described implant is different to the refractive index of light from described polymer.
Thin polymer film the most according to claim 1 and 2, it is characterised in that described contained structure is groove shape.
Thin polymer film the most according to claim 1 and 2, it is characterised in that the top of described microlens structure and institute
Stating the distance between the top of contained structure is 2～150 microns.
Thin polymer film the most according to claim 1 and 2, it is characterised in that described polymer includes heat reactive resin
And/or light-cured resin.
6. the thin polymer film for imaging, it is characterised in that including: there is the first polymer and the tool of first surface
Have the second polymer of second surface, described first surface and described second surface back to；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Adjacent regions between described first polymer and described second polymer is formed with fusion part, so that described lenticule knot
Structure and contained structure are into a single integrated structure.
Thin polymer film the most according to claim 6, it is characterised in that be filled with in described contained structure implant with
Forming described picture and text structure, described implant is different to the refractive index of light from described polymer.
8. according to the thin polymer film described in claim 6 or 7, it is characterised in that described contained structure is groove shape.
9. according to the thin polymer film described in claim 6 or 7, it is characterised in that the top of described microlens structure and institute
Stating the distance between the top of contained structure is 2～150 microns.
10. according to the thin polymer film described in claim 6 or 7, it is characterised in that described first polymer and described second
Specific refractivity between polymer is less than 0.5.
11. according to the thin polymer film described in claim 6 or 7, it is characterised in that described first polymer and described second
Polymer all includes heat reactive resin and/or light-cured resin.
12. 1 kinds of thin polymer films for imaging, it is characterised in that including: containing back to first surface and the second table
A kind of polymer in face；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Described microlens structure and described contained structure are into a single integrated structure；
The surface of described microlens structure is provided with catoptric arrangement.
13. thin polymer films according to claim 12, it is characterised in that be filled with implant in described contained structure
To form described picture and text structure, described implant is different from the refractive index of described polymer.
14. thin polymer films according to claim 12, it is characterised in that the thickness of described catoptric arrangement is 0.02～5
Micron.
15. 1 kinds of thin polymer films for imaging, it is characterised in that including: there is the first polymer and the tool of first surface
Have the second polymer of second surface, described first surface and described second surface back to；
Described first surface is formed with microlens structure；
Described second surface is formed with contained structure, and described contained structure is for forming the picture and text by described microlens structure imaging
Structure；
Adjacent regions between described first polymer and described second polymer is formed with fusion part, so that described lenticule knot
Structure and contained structure are into a single integrated structure；
The surface of described microlens structure is provided with catoptric arrangement.
16. thin polymer films according to claim 15, it is characterised in that be filled with implant in described contained structure
To form described picture and text structure, described implant is different to the refractive index of light from described polymer.
17. according to the thin polymer film described in claim 15 or 16, it is characterised in that described first polymer and described
Specific refractivity between dimerization compound is less than 0.5.
18. according to the thin polymer film described in claim 15 or 16, it is characterised in that the thickness of described catoptric arrangement is 0.02～5
Micron.
19. 1 kinds of preparation methoies for the thin polymer film of imaging, it is characterised in that including:
Obtain the polymer in colloidal state under normal temperature and pressure；
Use first mould with lenticule pattern that the first side of described polymer is extruded, and use has default appearance
Second side of described polymer is extruded by the second mould of micro-nano structure pattern, forms into a single integrated structure lenticule preliminary structure
With receiving preliminary structure；Wherein, described first side and described second side back to；
Described lenticule preliminary structure and described receiving preliminary structure are solidified, forms microlens structure respectively and accommodate knot
Structure, described contained structure, for forming the picture and text structure by described microlens structure imaging, obtains described thin polymer film.
20. methods according to claim 19, it is characterised in that described formation lenticule preliminary structure and receiving are preliminary
The step of structure includes:
Using first mould with lenticule pattern, the first side extruding to described polymer forms lenticule preliminary structure；
Use second mould with default contained structure pattern simultaneously, the second side of described polymer is carried out extruding formation receiving
Preliminary structure.
21. methods according to claim 19, it is characterised in that described formation lenticule preliminary structure and receiving are preliminary
The step of structure includes:
Using first mould with lenticule pattern, the first side extruding to described polymer forms lenticule preliminary structure；
In the first prefixed time interval, use second mould with default contained structure pattern, second to described polymer
Side carries out extruding and forms receiving preliminary structure,
Or,
Use second mould with default contained structure pattern, the second side of described polymer is carried out extruding formation receiving tentatively
Structure；
In the first prefixed time interval, use first mould with lenticule pattern, the first side extruding to described polymer
Form lenticule preliminary structure.
22. methods according to claim 19, it is characterised in that described to described lenticule preliminary structure and described appearance
Preliminary structure of receiving carries out solidification and includes:
Described lenticule preliminary structure and described receiving preliminary structure are heating and curing or photocuring simultaneously.
23. according to the method described in any one of claim 19-22, it is characterised in that
The adhesion of described first mould and described polymer is more than the adhesion of described second mould with described polymer.
24. according to the method described in any one of claim 19-22, it is characterised in that described acquisition polymer includes obtaining
One polymer and the second polymer,
Accordingly, the step that described extruding forms described lenticule preliminary structure and described receiving preliminary structure includes:
Described first mould is utilized to extrude the first side of described first polymer and utilize described second mould extruding described second
Second side of polymer, is formed between described first polymer and described second polymer adjacent regions and merges part, and respectively
Form described lenticule preliminary structure and described receiving preliminary structure.
25. methods according to claim 19, it is characterised in that described method also includes:
In the contained structure of described thin polymer film, insert implant, form picture and text structure, described implant and described polymer
Different to the refractive index of light.
26. according to the method described in claim 19 or 25, it is characterised in that described method also includes:
Described thin polymer film is cut into the film unit of pre-set dimension.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910708092.1A CN110596796A (en) | 2015-07-08 | 2015-07-08 | Polymer film for imaging and method of making the same |
| CN201510397220.7A CN106324725B (en) | 2015-07-08 | 2015-07-08 | Thin polymer film and preparation method thereof for imaging |
| PCT/CN2016/089111 WO2017005206A1 (en) | 2015-07-08 | 2016-07-07 | Optical film |
| US15/865,239 US11131792B2 (en) | 2015-07-08 | 2018-01-08 | Optical film |
| US17/407,485 US20210382202A1 (en) | 2015-07-08 | 2021-08-20 | Optical Film |
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| CN201510397220.7A CN106324725B (en) | 2015-07-08 | 2015-07-08 | Thin polymer film and preparation method thereof for imaging |
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| CN201910708092.1A Division CN110596796A (en) | 2015-07-08 | 2015-07-08 | Polymer film for imaging and method of making the same |
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| WO2019001261A1 (en) * | 2017-06-27 | 2019-01-03 | 昇印光电（昆山）股份有限公司 | Optical film, mold and electronic device cover plate |
| US11131792B2 (en) | 2015-07-08 | 2021-09-28 | Shine Optoelectronics (Kunshan) Co., Ltd | Optical film |
| US11143794B2 (en) | 2015-07-08 | 2021-10-12 | Shine Optoelectronics (Kunshan) Co., Ltd | Optical film |
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| CN106324725B (en) | 2019-09-06 |
| CN110596796A (en) | 2019-12-20 |
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