CN109979310A - A kind of picture and text protection structure and preparation method thereof based on dynamic anti-fake film - Google Patents
A kind of picture and text protection structure and preparation method thereof based on dynamic anti-fake film Download PDFInfo
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- CN109979310A CN109979310A CN201910409229.3A CN201910409229A CN109979310A CN 109979310 A CN109979310 A CN 109979310A CN 201910409229 A CN201910409229 A CN 201910409229A CN 109979310 A CN109979310 A CN 109979310A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B3/00—Simple or compound lenses
- G02B3/0006—Arrays
- G02B3/0012—Arrays characterised by the manufacturing method
- G02B3/0031—Replication or moulding, e.g. hot embossing, UV-casting, injection moulding
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/0002—Lithographic processes using patterning methods other than those involving the exposure to radiation, e.g. by stamping
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
Abstract
The present invention provides a kind of picture and text protection structure based on dynamic anti-fake film, belongs to anti-counterfeiting microstructure technical field.Picture and text protection structure of the invention includes successively from top to bottom micro-lens arrays layer, and organic thin film layer, micrographics array layer, the structure further includes one layer of picture and text layer.The present invention also provides the preparation methods of picture and text protection structure.The present invention can not only protect the trade mark picture and text in interlayer; it prolongs its service life; motion graphics and picture and text layer pattern are combined with each other display; other than the static trade mark picture and text that can show design; can also see the micrographics array being amplified around picture and text with the variation at visual angle dynamic mobile; its display mode is novel, has very high visual attraction.
Description
Technical field
The invention belongs to anti-counterfeiting microstructure technical field, specially a kind of picture and text based on dynamic anti-fake film protect structure
And preparation method thereof.
Background technique
With the continuous progress of science and technology, anti-counterfeiting technology is also being constantly updated.However, still occurring many personations in the market
Low-quality goods, these commodity copied, which have seriously affected the development of market economy or even the food of some fake and forged commodity, can also endanger
Victimize health.Many businessmans have made the Commercial goods labels of oneself, or even such as swash wherein having incorporated complicated technology
Light holography, anti-forgery ink etc., but these commodity LOGO preparation method is single, is easy to produce friction breakage, and using effect is not
It is highly desirable.
Earliest motion graphics are the figures that Moire effect generates.Researcher's discovery, when two layers of figure with some cycles
When shape is interfered with certain frequency, the moir patterns that just can be amplified.The cycle graph of original research is dot matrix or line
Array, the moir patterns graphical content occurred is often very single, with certain using restricted.Then, occur being based on
The dynamic display technology of microlens array and micrographics array, the appearance of this technology have pushed the hair of dynamic display technology significantly
Open up and extend the range of its application.Microlens array imaging technology is watched with its naked eye, angle freely becomes beyond tradition
Light variation image and novel public's anti-counterfeiting technology.Microlens array anti false film has horizontal parallax and vertical parallax simultaneously, observation
Angle is free, and observer is woth no need to any special observation device or skill it is seen that three-dimensional picture and text；And the technology is novel,
Micro- picture and text can not also be obtained with tradition duplication copy method, and antifalse effect is good.I.e. film surface make microlens array and with
The micro- picture and text array to match, the integration imaging of micro- picture and text array is acted on by microlens array, formed strong innervation,
The multi-effects such as three-dimensional, transformation.
There are many commodity LOGO in commodity market now, publicity and anti-fake work can be played by being attached on commodity
With, but existing its label of commodity LOGO is easily worn, and display mode is single.Further to develop antifalsification label, the prior art
In occur microlens array cooperation micrographics array, form the figure of Dynamically Announce, effect is more preferable than general LOGO,
Technology of preparing requirement is also higher, can achieve the effect that be difficult to imitate on false-proof film.
Summary of the invention
The present invention is single for label substance currently on the market, and display mode is dull, and the picture and text on label are at any time
The problems such as being also easy to produce abrasion, clarity decline proposes a kind of picture and text protection structure based on dynamic anti-fake film, in dynamic anti-fake
It is compounded with one layer of picture and text layer on the basis of film, can protect picture and text layer and be not worn, while by motion graphics and picture and text layer figure
Shape is combined with each other display, had not only met traditional trade mark and has shown display effect that is intuitive, but also enriching antifalsification label.
The object of the invention is achieved through the following technical solutions:
A kind of picture and text protection structure based on dynamic anti-fake film, including micro-lens arrays layer, organic thin film layer, micrographics
Array layer, the structure further include one layer of picture and text layer.
A kind of picture and text protection structure based on dynamic anti-fake film, including micro-lens arrays layer, organic thin film layer, micrographics
Array layer, the micro-lens arrays layer and micrographics array layer are separately positioned on opposite two table of the organic thin film layer
Face, the structure further include one layer of picture and text layer.The present invention is based on the picture and text of dynamic anti-fake film to protect structure, is with organic film
Carrier makes microlens array on opposite two surface of organic thin film layer by techniques such as photoetching, electroforming, coinings respectively
With micrographics array, and one layer of picture and text layer is added, wherein microlens array and micrographics array are embossment structure.
A kind of picture and text protection structure based on dynamic anti-fake film, from top to bottom successively includes micro-lens arrays layer, organic
Film layer, micrographics array layer, the structure further include one layer of picture and text layer.
Further, when the picture and text layer is between micro-lens arrays layer and micrographics array layer, picture and text layer is protected in
In the interlayer of Dynamically Announce anti false film, between microlens array and transparent organic film or be located at transparent organic film with
Between micrographics array.Structural arrangement has following two kinds of forms:
A kind of picture and text protection structure based on dynamic anti-fake film, the structure from top to bottom successively includes microlens array
Layer, picture and text layer, organic thin film layer and micrographics array layer.
A kind of picture and text protection structure based on dynamic anti-fake film, the structure from top to bottom successively includes microlens array
Layer, organic thin film layer, picture and text layer and micrographics array layer.
Further, the picture and text layer is trademark image pattern layer or character layer, and the picture and text layer is with a thickness of 0.1 μm -100 μm.
Further, the picture and text layer is printed using UV or silk-screen printing is printed on organic film layer surface.
Further, the organic thin film layer uses imprints microlens array and micro- on same organic thin film layer two sides simultaneously
Graphic array, or the gluing using a microlens array and a micrographics array.
Further, the micrographics array layer is obtained by molding or UV coining.
Further, the micro-lens arrays layer by UV imprint obtain, UV coining obtain micro-lens arrays layer there are
Primer is with a thickness of 5 μm -8 μm.
Further, to 0.8 times -1.2 with a thickness of focal length of micro-lens array in reflecting layer at the top of the micro-lens arrays layer
Times.
Further, the micrographics array is different with the period of microlens array, and micrographics array period is lenticule battle array
Arrange 0.8 times -1.2 times of period.
Further, the microlens array is arranged using quadrate array or hexagonal array is arranged.
Further, the micrographics array and microlens array use identical arrangement mode.
Further, picture and text protection structure of the present invention further includes reflecting layer, and there are two types of implementations in reflecting layer, one is directly
Reflecting layer is deposited on micrographics array layer.The second is micrographics array layer on reflecting layer by being molded micrographics array layer
Realize, mold process be first on organic thin film layer deposition of reflective layer, after on reflecting layer be molded micrographics array.More into one
It walks, in above two mode, reflecting layer is metal or nonmetallic, more preferably metal Al or Ag；Reflecting layer with a thickness of 10nm-
The reflection efficiency of 200nm, reflecting layer are greater than 40%.
For two kinds of implementations in reflecting layer, there is preparation method also not had to, when reflective layer deposition is in micrographics battle array
When column layer, the present invention is based on the picture and text of dynamic anti-fake film protection structure preparation method is as follows, comprising:
S1: picture and text layer is made in the one side of organic thin film layer；
S2: design photoetching mother matrix figure forms the lenticule battle array of Other substrate materials using optical lithography on the glass substrate
Column and micrographics array；
S3: metallic nickel version is obtained using the microlens array of acquisition and micrographics array as mother matrix and by micro- electroforming；
S4: being attached to impression roller surface for metallic nickel version, is obtained by shaft ultra-violet curing coining and is printed on micrographics array
With the organic thin film layer of microlens array；
S5: the deposition of reflective layer on micrographics array layer.
When micrographics array layer realizes that it is thin that the present invention is based on dynamic anti-fakes by being molded micrographics array layer on reflecting layer
The picture and text protection structure preparation method of film is as follows, comprising:
S1: picture and text layer is made in the one side of organic thin film layer；
S2: design photoetching mother matrix figure forms the lenticule battle array of Other substrate materials using optical lithography on the glass substrate
Column and micrographics array；
S3: metallic nickel version is obtained using the microlens array of acquisition and micrographics array as mother matrix and by micro- electroforming；
S4: separately taking an organic thin film layer, is coated with one layer of UV glue material in one surface, then heavy on UV glue material surface
One layer of metallic reflector of product；
S5: using the nickel version of the obtained micrographics array of step S3 as molding template, to the metallic reflector in step S4
It is molded；
S6: ultra-violet curing coining is carried out to the organic thin film layer in step S1 and obtains microlens array, microlens array pressure
It is imprinted on the one side of organic thin film layer picture and text；
S7: two organic thin film layers obtained above are carried out glued.
Further, the reflection efficiency for changing reflecting layer graphics field is different from background media by the mold process；
Or make the micrographics regional breakdown light transmission on reflecting medium to generate micrographics by being molded.
The present invention is one layer of micrographics array, one layer of microlens array, one layer of organic thin film layer and one layer of picture and text layer
Picture and text can be compound in Dynamically Announce film, play a very good protection, effectively by compound, special structure
It solves the problems, such as that picture and text layer (brand logo or text) wears this, extends its service life.In addition, coming from observing effect
It sees, the present invention also has novel Dynamically Announce effect.It is different from general plate with trademark, the background patterns in the present invention can be with
The variation of observation visual angle and change, form a sharp contrast with static picture and text, so that its more attractive and identification.
Compared with prior art, the invention has the following advantages:
1, the period size of the micro-lens arrays layer in picture and text protection structure of the present invention and micrographics array layer can basis
It needs to design, the available different amplification effect of different period sizes.
2, the picture and text layer in picture and text of the present invention protection structure is between micro-lens arrays layer and micrographics array layer, can be with
It is well-protected, avoids being worn.The type range of choice of micrographics array element and picture and text is wide, can be Subgraph
Shape and text.
3, it is brief, intuitive not only to have had the characteristics that traditional trade mark was shown for picture and text protection structure of the present invention, but also can dynamically show
Show the micrographics array of amplification.
4, trade mark or picture and text can be enhanced into the visual experience of human eye in conjunction with dynamic anti-fake figure, enriches its display effect,
It can be seen that micrographics array is display together with static picture and text, there is a dynamic quiet formation sharp contrast very strong vision to inhale
Gravitation.
5, reflecting layer shows after enabling micrographics array element amplify and is more clear, stronger with the comparison of trade mark picture and text.
6, roller bearing ultraviolet stamping employed in preparation method can be realized continuously is protected based on dynamic anti-fake film picture and text
The film of protection structure, process costs are low, high-efficient, are easy to industrialization, can be widely applied to the fields such as trade mark, display, anti-fake.
Detailed description of the invention
Fig. 1 is picture and text protection structural schematic diagram of the embodiment 1 based on dynamic anti-fake film；
Fig. 2 is the micrographics array of embodiment 1, and unit figure is alphabetical " A "；
Fig. 3 is the schematic diagram that embodiment 1 makes picture and text on organic film.
Fig. 4 is the schematic diagram for the continuous picture and text " LOGO " that embodiment 1 is obtained in PET film by silk-screen printing；
Fig. 5 is the schematic diagram that embodiment 1 realizes microlens array and micrographics array using roller bearing ultra-violet curing coining.
Fig. 6 is the display renderings after embodiment 1 protects structure to realize based on the picture and text of dynamic anti-fake film.
Fig. 7 is two PET films that embodiment 2 prepares microlens array and micrographics array.
Fig. 8 is picture and text protection structural schematic diagram of the embodiment 2 based on dynamic anti-fake film.
Appended drawing reference: 1- micro-lens arrays layer, 2- picture and text layer, 3- organic thin film layer, 4- micrographics array layer, 5- reflection
Layer, 21- letter " A ", 31- " LOGO ", the transparent organic film of 32-, 41-PET film, 51- roller, 52- roller, 53,54- it is ultraviolet
Lamp, 6- micro-lens arrays layer, 7- picture and text layer, 81-PET film, 82-PET film, the 9-UV glue material bed of material, 10-Al material micrographics array
Layer.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
Fig. 1 is picture and text protection structure of the present embodiment based on dynamic anti-fake film.Its structure is from top to bottom successively are as follows: micro-
Lens array layer 1, picture and text layer 2, transparent organic thin film layer 3, micrographics array layer 4 are plated in the reflecting layer 5 of micrographics array surface.
Microlens array is 50 μm using square arrangement, the period p of microlens array in the present embodiment, single lenticule
Bore be also 50 μm, lens rise be 15 μm, focal length be 56 μm.
The unit figure of micrographics array is letter " A " 21 in the present embodiment, as shown in Fig. 2, the micrographics array layer is adopted
It is arranged with square, it is here 50.5 μm that period t is different from the period p of microlens array, and micrographics array period t is micro-
1.01 times of lens array p.Micrographics array can be set by the cycle T of the amplified array of lens according to the following formula
Meter.
It is 5050 μm that micrographics array, which is obtained, by the cycle T of the amplified array of lens.Thus, it is possible to according to different
Need to obtain the amplified period size of different micrographics arrays.
The content of picture and text layer can be pattern (including brand logo), be also possible to text, and size is equal to itself
Design size, microlens array do not have amplification to it.Therefore it only needs to design trade mark picture and text, being produced on transparent has
Suitable position on machine film.As shown in figure 3, the pattern in the present embodiment is letter " LOGO " 31, the length is 6cm,
Width is 4cm, and with a thickness of 6 μm, position is located at the center of transparent organic film 32.
Transparent organic film 32 can be PC (polycarbonate), PET (polyethylene terephthalate), PVC (polychlorostyrene second
Alkene) etc. materials, specific material according to the needs of use depending on.Transparent organic film 32 with a thickness of 40 μm -60 μm.
Picture and text protection structure fabrication process of the present embodiment based on dynamic anti-fake film is as follows:
1, as shown in figure 4, the transparent organic film 32 selected is PET film 41, film thickness is 50 μm.Take 10m long, 20cm wide
PET film 41, it a surface screen printed method make picture and text " LOGO " 31, picture and text " LOGO " length and width difference
For 6cm and 4cm, a pattern is imprinted every 10cm along the long direction of PET film 41, if can obtain on the PET film of 10m long
Dry pattern.
2, the photoresist template of microlens array and micrographics array is prepared
The first step, the graphic array of design on computers, and photo mask board is prepared.
Second step, spin coating photoresist, process are that first glue is dripped at basad center on the glass substrate, until photoetching glue surface
Until product accounts for 1st/1 to six/5ths of glass substrate area, then make photoresist in substrate surface exhibition by low speed rotation
It opens, slow-speed of revolution 1000rad/min, time 10s, reaches expected film forming thickness finally by high revolving speed spin coating, it is high
Revolving speed is 2000rad/min, time 25s；It is 15 μm by the rise after the forming of microlens array in this present embodiment, photoresist
It needs just meet the requirements using more sticky AZ9260 photoresist.
Third step obtains microlens array and micrographics array using contact static exposure on the photoresist material, micro-
The mask plate time for exposure of lens array is 30s, and the mask plate time for exposure of micrographics array is 10s.
4th step develops to the figure after exposure, and the design parameter of developing process is the volume ratio of developer solution and water
For 1:2,24 DEG C of temperature, time 30s；It is worth noting that, microlens array at this time is not the lenticule finally shaped
Array, but cylinder one by one need to convert cylindrical-array to required microlens array by subsequent technique.
5th step obtains microlens array by nuda rice, photoresist cylindrical-array obtained in the previous step is set
In toasting 30min on hot plate, temperature is 140 DEG C.
3, the nickel version of microlens array and micrographics array is prepared.Due to the micrographics array and lenticule of Other substrate materials
Array is produced on glass, is unfavorable for the coining of next step, it is therefore desirable to is first transferred in nickel version flexible.Using upper
The microlens array and micrographics array being produced on glass in one step are that substrate carries out micro- electroforming, thus obtain with lenticule and
The nickel version of micrographics relief surface shape complementation.
Electroforming power mode is constant current mode, and electroforming additive is Surfactant SDS.Separately
Outside, current density has significant impact to the roughness of deposition morphology, and the excessively high hydrogen abstraction reaction that will increase is formed by stomata etc.
Defect, the too low sedimentation time that can extend electroforming, the present embodiment is in 1A/dm2Average current density under carry out, face shape at this time
Roughness is much smaller than visible wavelength.
4, the flexible nickel version of microlens array and micrographics array that step 3 obtains is respectively overlay in roller 51 and roller
52 surface is stamped on the figuratum film of print obtained in step 1 using shaft ultra-violet curing and continuously imprints lenticule
Array and micrographics array.One side on film with picture and text imprints microlens array, micro- in the one side coining of not picture and text
Graphic array.During ultraviolet lamp 53 and ultraviolet lamp 54 expose, it is equal with the revolving speed of roller 52 and be that roller 51 need to be controlled
Suitable value.Revolving speed should not be too slow, and otherwise exposing can make very much UV glue transparency reduce to influence the display of trade mark picture and text layer long.
Roller 51 and roller 52 are controlled to the pressure size of film simultaneously, to control the UV microlens array and UV micrographics battle array of forming
The primer thickness value of column.In the above process, pressure size suffered by film and roller revolving speed size need flexible real-time control,
In order to avoid there is situations such as breakage of thin film applied, while being also contemplated that the lenticule and micrographics array of the efficiency and coining of work out
The factors such as quality.It should be noted that it is solid that roller revolving speed can be such that very much extra glue has little time slowly when dripping glue fast speed
Change and overflow, pollute and waste, UV lamp light intensity should be increased at this time or increases the revolving speed of roller；When roller revolving speed increases
When, needing to adjust pressure simultaneously sounds an alarm it not in reasonable range inner machine.
5, the one side that micrographics array is printed on the film that step 4 obtains plates one layer of reflecting layer.It is used in the present embodiment
The method of vapor deposition has plated the metal Al that a layer thickness is 50nm in micrographics array surface.
The film with picture and text protection structure of 10m long is just obtained as a result,.It is cut to obtain single based on dynamic
The picture and text structure of false-proof film, display effect are as shown in Figure 6.
In addition, the micro-structure sequence from top to bottom that this examples of implementation is realized is microlens array, picture and text layer, pet layer and
Micrographics array.A little changed by being made to step 4, can realize it is successively microlens array, pet layer, picture and text from top to bottom
Layer, the micro-structure of micrographics layer.Specific practice is that in step 4, the microlens array of exchange and the nickel version of micrographics array are viscous
The sequence being attached on roller 51 and 52, i.e. microlens array nickel version are attached on roller 52, and micrographics array nickel version is attached to roller 51
It is upper.
Embodiment 2
Embodiment 1 is by reflective layer deposition on micrographics array, and another way is that micrographics is molded on reflecting layer
Array layer, mold process be first on organic thin film layer deposition of reflective layer, after on reflecting layer be molded micrographics array.
The manufacturing process of picture and text protection structure of the present embodiment based on dynamic anti-fake film is as follows:
1, taking length is the PET film 81 of 10m, and film thickness is 50 μm, width 20cm, in its a surface silk screen
The method of coining makes picture and text " LOGO ", such as Fig. 7.
2, the photoresist template of microlens array and micrographics array is prepared, detailed process is in the same manner as in Example 1；
3, the nickel version of microlens array and micrographics array is prepared, detailed process is in the same manner as in Example 1；
4, separately taking length is the PET film 82 of 10m, is first pre-processed to one surface, that is, is coated with one layer of UV glue material
As the substrate in reflecting layer, with a thickness of 1-2 μm；One layer of metal Al is deposited on UV glue surface again later, with a thickness of 200nm, with
After its metal covering can be molded.
5, anti-to metal obtained in step 4 using the nickel version of micrographics array obtained in step 3 as the template of molding
Layer is penetrated to be molded.Since the factors such as the speedup of mold process in the middle of the roller, deceleration, starting, stopping can all cause material tension
Variation, so to adjust tension at any time, Tensity size is subject to that film is neat, does not slide, is non-wrinkled.The initial pressure one of molding
As in 0.08MPa or so, after molding starts, the pressure of pressure roll is slowly increased to 0.30-0.50MPa.After the completion of molding,
Have figure regional metal can due to molding squeezing action and rupture light transmission, thus micrographics array can be differentiated with background
Come.
6, ultra-violet curing coining is carried out to the PET film 81 in step 1 and obtains microlens array, technical process and implementation
Moulding process in example 1 is similar, unlike this process only need to post the roller 51 of microlens array nickel version and work, allow roller
52 do not contact with PET film 81, and the microlens array during this, which is stamped in PET film 81, to be had in the one side of picture and text.
7, PET film 81 and 82 derived above is carried out glued.Glueing material still selects UV glue, it is glued with a thickness of
1-3μm。
The present embodiment picture and text protect structural schematic diagram as shown in figure 8, from top to bottom including micro-lens arrays layer 6, picture and text layer
7, PET film layer 81, PET film layer 82, the UV glue material bed of material 9 and Al material micrographics array layer 10.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should be included within the scope of the present invention within mind and principle.
Claims (10)
1. a kind of picture and text based on dynamic anti-fake film protect structure, which is characterized in that the structure from top to bottom successively includes
Micro-lens arrays layer, organic thin film layer, micrographics array layer, the structure further include one layer of picture and text layer.
2. a kind of picture and text based on dynamic anti-fake film protect structure as described in claim 1, which is characterized in that the structure by
It successively include micro-lens arrays layer, picture and text layer, organic thin film layer and micrographics array layer under.
3. a kind of picture and text based on dynamic anti-fake film protect structure as described in claim 1, which is characterized in that the structure by
It successively include micro-lens arrays layer, organic thin film layer, picture and text layer and micrographics array layer under.
4. a kind of picture and text protection structure based on dynamic anti-fake film as described in Claims 2 or 3, which is characterized in that the figure
Literary layer is trademark image pattern layer or character layer, and the picture and text layer is with a thickness of 0.1 μm -100 μm；The picture and text layer is printed using UV or silk
Wire mark, which is stenciled, is formed on organic film layer surface；The micrographics array layer is obtained by molding or UV coining, the lenticule battle array
Column layer by UV imprint obtain, UV coining obtain micro-lens arrays layer there are primer with a thickness of 5 μm -8 μm.
5. a kind of picture and text protection structure based on dynamic anti-fake film as described in Claims 2 or 3, which is characterized in that described micro-
To 0.8 times -1.2 times with a thickness of focal length of micro-lens array in reflecting layer at the top of lens array layer；The micrographics array and micro-
The period of lens array is different, and micrographics array period is 0.8 times -1.2 times of microlens array period.
6. a kind of picture and text protection structure based on dynamic anti-fake film as described in Claims 2 or 3, which is characterized in that described micro-
Reflecting layer is deposited on graphic array layer.
7. a kind of picture and text protection structure based on dynamic anti-fake film as described in Claims 2 or 3, which is characterized in that described micro-
Graphic array layer realizes that mold process is that first deposition is anti-on organic thin film layer by being molded micrographics array layer on reflecting layer
Penetrate layer, after on reflecting layer be molded micrographics array.
8. a kind of preparation method of the picture and text protection structure based on dynamic anti-fake film as claimed in claim 6, which is characterized in that
Include:
S1: picture and text layer is made in the one side of organic thin film layer；
S2: design photoetching mother matrix figure, formed on the glass substrate using optical lithography Other substrate materials microlens array and
Micrographics array；
S3: metallic nickel version is obtained using the microlens array of acquisition and micrographics array as mother matrix and by micro- electroforming；
S4: being attached to impression roller surface for metallic nickel version, is obtained by shaft ultra-violet curing coining and is printed on micrographics array and micro-
The organic thin film layer of lens array；
S5: the deposition of reflective layer on micrographics array layer.
9. a kind of preparation method of the picture and text protection structure based on dynamic anti-fake film as claimed in claim 7, which is characterized in that
Include:
S1: picture and text layer is made in the one side of organic thin film layer；
S2: design photoetching mother matrix figure, formed on the glass substrate using optical lithography Other substrate materials microlens array and
Micrographics array；
S3: metallic nickel version is obtained using the microlens array of acquisition and micrographics array as mother matrix and by micro- electroforming；
S4: separately taking an organic thin film layer, is coated with one layer of UV glue material in one surface, then deposit one on UV glue material surface
Layer metallic reflector；
S5: using the nickel version of the obtained micrographics array of step S3 as molding template, the metallic reflector in step S4 is carried out
Molding；
S6: ultra-violet curing coining is carried out to the organic thin film layer in step S1 and obtains microlens array, microlens array is stamped in
The one side of organic thin film layer picture and text；
S7: two organic thin film layers obtained above are carried out glued.
10. a kind of preparation method of the picture and text protection structure based on dynamic anti-fake film, feature exist as claimed in claim 9
In the reflection efficiency for changing reflecting layer graphics field is different from background media by the mold process；Or pass through molding
Make the micrographics regional breakdown light transmission on reflecting medium to generate micrographics.
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| CN201910409229.3A CN109979310A (en) | 2019-05-17 | 2019-05-17 | A kind of picture and text protection structure and preparation method thereof based on dynamic anti-fake film |
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| CN201910409229.3A CN109979310A (en) | 2019-05-17 | 2019-05-17 | A kind of picture and text protection structure and preparation method thereof based on dynamic anti-fake film |
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| CN (1) | CN109979310A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389396A (en) * | 2019-08-23 | 2019-10-29 | 江阴通利光电科技有限公司 | The film moulding process and its vacuum lamination exposure device of lenticule anti false film |
| CN112505805A (en) * | 2019-08-26 | 2021-03-16 | 昇印光电（昆山）股份有限公司 | Imaging film and electronic equipment shell |
| CN112505939A (en) * | 2019-08-26 | 2021-03-16 | 昇印光电（昆山）股份有限公司 | Imaging optical film and decorative film |
| CN114157737A (en) * | 2020-09-08 | 2022-03-08 | 世灵科技株式会社 | Method for manufacturing mobile phone decorative film directly applying micro-lens array on polycarbonate layer |
| WO2023005996A1 (en) * | 2021-07-28 | 2023-02-02 | 中钞特种防伪科技有限公司 | Customizable anti-counterfeiting element and anti-counterfeiting product |
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2019
- 2019-05-17 CN CN201910409229.3A patent/CN109979310A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110389396A (en) * | 2019-08-23 | 2019-10-29 | 江阴通利光电科技有限公司 | The film moulding process and its vacuum lamination exposure device of lenticule anti false film |
| CN112505805A (en) * | 2019-08-26 | 2021-03-16 | 昇印光电（昆山）股份有限公司 | Imaging film and electronic equipment shell |
| CN112505939A (en) * | 2019-08-26 | 2021-03-16 | 昇印光电（昆山）股份有限公司 | Imaging optical film and decorative film |
| CN114157737A (en) * | 2020-09-08 | 2022-03-08 | 世灵科技株式会社 | Method for manufacturing mobile phone decorative film directly applying micro-lens array on polycarbonate layer |
| WO2023005996A1 (en) * | 2021-07-28 | 2023-02-02 | 中钞特种防伪科技有限公司 | Customizable anti-counterfeiting element and anti-counterfeiting product |
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