CN106739629B - A kind of laser holographic anti-counterfeiting film - Google Patents
A kind of laser holographic anti-counterfeiting film Download PDFInfo
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- CN106739629B CN106739629B CN201610984692.7A CN201610984692A CN106739629B CN 106739629 B CN106739629 B CN 106739629B CN 201610984692 A CN201610984692 A CN 201610984692A CN 106739629 B CN106739629 B CN 106739629B
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- Prior art keywords
- holographic anti
- counterfeiting film
- laser holographic
- base material
- microcapsules
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- 239000010410 layer Substances 0.000 claims abstract description 112
- 239000003822 epoxy resin Substances 0.000 claims abstract description 43
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 43
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 40
- 239000003094 microcapsule Substances 0.000 claims abstract description 34
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000004831 Hot glue Substances 0.000 claims abstract description 23
- 206010011732 Cyst Diseases 0.000 claims abstract description 19
- 208000031513 cyst Diseases 0.000 claims abstract description 19
- 210000002469 basement membrane Anatomy 0.000 claims abstract description 16
- 239000006185 dispersion Substances 0.000 claims abstract description 3
- -1 Dicyandiamide class compound Chemical class 0.000 claims description 13
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims description 10
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 10
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- 150000001875 compounds Chemical class 0.000 claims description 4
- 238000004049 embossing Methods 0.000 claims description 4
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 4
- ALEBYBVYXQTORU-UHFFFAOYSA-N 6-hydrazinyl-6-oxohexanoic acid Chemical class NNC(=O)CCCCC(O)=O ALEBYBVYXQTORU-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 3
- HFVMEOPYDLEHBR-UHFFFAOYSA-N (2-fluorophenyl)-phenylmethanol Chemical compound C=1C=CC=C(F)C=1C(O)C1=CC=CC=C1 HFVMEOPYDLEHBR-UHFFFAOYSA-N 0.000 claims description 2
- XRNSUHLEVOUTDT-UHFFFAOYSA-N 10-hydrazinyl-10-oxodecanoic acid Chemical class NNC(=O)CCCCCCCCC(O)=O XRNSUHLEVOUTDT-UHFFFAOYSA-N 0.000 claims description 2
- 229940090248 4-hydroxybenzoic acid Drugs 0.000 claims description 2
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims description 2
- QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 claims description 2
- 150000007524 organic acids Chemical class 0.000 claims description 2
- 229920000642 polymer Polymers 0.000 claims description 2
- 239000001384 succinic acid Substances 0.000 claims description 2
- 240000000203 Salix gracilistyla Species 0.000 claims 1
- JSLMNNPQKHONFW-UHFFFAOYSA-N benzene naphthalene-1-carboxylic acid Chemical compound C1(=CC=CC2=CC=CC=C12)C(=O)O.C1=CC=CC=C1 JSLMNNPQKHONFW-UHFFFAOYSA-N 0.000 claims 1
- MTAZNLWOLGHBHU-UHFFFAOYSA-N butadiene-styrene rubber Chemical compound C=CC=C.C=CC1=CC=CC=C1 MTAZNLWOLGHBHU-UHFFFAOYSA-N 0.000 claims 1
- 238000004132 cross linking Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 11
- 238000012546 transfer Methods 0.000 abstract description 11
- 229920001169 thermoplastic Polymers 0.000 abstract description 5
- 238000002360 preparation method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 239000004416 thermosoftening plastic Substances 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 description 44
- 238000000576 coating method Methods 0.000 description 44
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 42
- 238000001723 curing Methods 0.000 description 34
- 239000002002 slurry Substances 0.000 description 24
- 239000000203 mixture Substances 0.000 description 19
- 238000005457 optimization Methods 0.000 description 14
- 239000004411 aluminium Substances 0.000 description 9
- 229910052782 aluminium Inorganic materials 0.000 description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 9
- 238000000465 moulding Methods 0.000 description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- 238000004804 winding Methods 0.000 description 8
- 239000005058 Isophorone diisocyanate Substances 0.000 description 6
- 239000004698 Polyethylene Substances 0.000 description 6
- 239000010426 asphalt Substances 0.000 description 6
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 229920000573 polyethylene Polymers 0.000 description 6
- 150000008614 2-methylimidazoles Chemical class 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 4
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 4
- NWGKJDSIEKMTRX-AAZCQSIUSA-N Sorbitan monooleate Chemical compound CCCCCCCC\C=C/CCCCCCCC(=O)OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O NWGKJDSIEKMTRX-AAZCQSIUSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- XSXYESVZDBAKKT-UHFFFAOYSA-N 2-hydroxybenzohydrazide Chemical class NNC(=O)C1=CC=CC=C1O XSXYESVZDBAKKT-UHFFFAOYSA-N 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- OCKPCBLVNKHBMX-UHFFFAOYSA-N butylbenzene Chemical compound CCCCC1=CC=CC=C1 OCKPCBLVNKHBMX-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- YTWBFUCJVWKCCK-UHFFFAOYSA-N 2-heptadecyl-1h-imidazole Chemical class CCCCCCCCCCCCCCCCCC1=NC=CN1 YTWBFUCJVWKCCK-UHFFFAOYSA-N 0.000 description 1
- LXBGSDVWAMZHDD-UHFFFAOYSA-N 2-methyl-1h-imidazole Chemical compound CC1=NC=CN1 LXBGSDVWAMZHDD-UHFFFAOYSA-N 0.000 description 1
- XRMBRQWBOICYRP-UHFFFAOYSA-N 4-hydrazinyl-4-oxobutanoic acid Chemical class NNC(=O)CCC(O)=O XRMBRQWBOICYRP-UHFFFAOYSA-N 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 150000003851 azoles Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013339 cereals Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013270 controlled release Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000001093 holography Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- IQPQWNKOIGAROB-UHFFFAOYSA-N isocyanate group Chemical group [N-]=C=O IQPQWNKOIGAROB-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/30—Identification or security features, e.g. for preventing forgery
- B42D25/36—Identification or security features, e.g. for preventing forgery comprising special materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B42—BOOKBINDING; ALBUMS; FILES; SPECIAL PRINTED MATTER
- B42D—BOOKS; BOOK COVERS; LOOSE LEAVES; PRINTED MATTER CHARACTERISED BY IDENTIFICATION OR SECURITY FEATURES; PRINTED MATTER OF SPECIAL FORMAT OR STYLE NOT OTHERWISE PROVIDED FOR; DEVICES FOR USE THEREWITH AND NOT OTHERWISE PROVIDED FOR; MOVABLE-STRIP WRITING OR READING APPARATUS
- B42D25/00—Information-bearing cards or sheet-like structures characterised by identification or security features; Manufacture thereof
- B42D25/40—Manufacture
- B42D25/45—Associating two or more layers
- B42D25/46—Associating two or more layers using pressure
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Holo Graphy (AREA)
Abstract
The invention belongs to holographic false proof material preparation related fields, and disclose a kind of laser holographic anti-counterfeiting film, it includes the basement membrane stacked gradually, release layer, Information Level, reflecting layer and hot melt adhesive layer, wherein the Information Level is made of the base material and dispersion large quantity of micro-capsule body inside it of epoxy resin etc, and the capsule-core of the microcapsules is made of the agent that is heating and curing, it is reacted for being crosslinked with epoxy resin in mold process, so that holographic relief pattern cures；The cyst wall is then used to block before stamping to be in contact between capsule-core and base material.By means of the invention it is possible to effectively solve thermoplastic holographic anti false film multiple defects, and can get close to 100% high-precision Copy Info, not by heat transfer operating mode influenced and be convenient for for a long time preserve and maintenance the anti-fraud functional holographic laser film product of high quality.
Description
Technical field
The invention belongs to holographic false proof material preparation related fields, more particularly, to a kind of laser holographic anti-counterfeiting film.
Background technology
With the appearance of laser holographic molding technology so that low-cost, high-volume manufacture hologram is achieved.Existing skill
Laser holographic anti-counterfeiting film in art is generally made of the basement membrane, release layer, Information Level, reflecting layer and the hot melt adhesive layer that stack gradually.
Wherein Information Level generally use thermoplastic polymer coating, thus under certain temperature and pressure condition, which is become by heat
Embossing pattern on metal die is stamped on coating or aluminium layer by shape；In heat transfer, film strips from release layer by basement membrane and
Information layer separation, and then it is transferred to sample surfaces.For example, in CN200710042226.8, CN201110349711.6 and
In more parts of patents of US7824822B, the explanations such as material composition and the preparation process in relation to thermoplasticity image layer are respectively disclosed.
However, further investigations have shown that, for the above-mentioned laser holographic anti-counterfeiting film figure formed using thermoplastic polymer
As for layer, however it remains defect or deficiency below：First, the characteristic of thermoplastic polymer can cause in heating and mould pressing process
Middle generation elasticity is restored, and the problem of may lead to the reduction of information duplications degree；Secondly, in heat transfer process, Information Level is same
Uncontrollable deformation may occur and lead to send out mist phenomenon, this is especially apparent under the higher operating mode of temperature；Finally, work as heat transfer
After the completion, thermoplastic Information Level is directly exposed to the external world, and not only wearability is poor, but also pattern easily occurs after storing for a long time
Phenomena such as abrasion and heated distortion, the particular demands for causing anti false film to be difficult to high-precision, meet holographic false proof in high quality.
Invention content
For the above insufficient or Improvement requirement of the prior art, the present invention provides a kind of laser holographic anti-counterfeiting films, wherein
By combining the structure of laser holographic anti-counterfeiting film and its applying feature, pointedly to the composition of its Information Level construction, effect machine
Reason and specific material etc. are studied, while making further optimization design to some mating key structural parameters,
Accordingly can not only effectively solve the above problem of the prior art, and can get close to 100% high-precision Copy Info, not by
Heat transfer operating mode influences and convenient for preserving for a long time and maintaining the anti-fraud functional holographic laser film of high quality, and is particularly suitable for micro-
The microstructure for for example interfering sinusoidal structured, trapezoidal and triangle etc of rice magnitude.
To achieve the above object, it is proposed, according to the invention, provide a kind of laser holographic anti-counterfeiting film, the laser holographic anti-counterfeiting film packet
Include the basement membrane stacked gradually, release layer, Information Level, reflecting layer and hot melt adhesive layer, it is characterised in that：
Polymer of the base material of described information layer by epoxy resin or containing epoxy resin is made, and inside the base material
Scattering device has a large amount of microcapsules；Each microcapsules are collectively constituted by the capsule-core being wrapped in cyst wall, wherein the capsule-core
By being heating and curing, agent forms, and is handed over for heat to occur with the base material after cyst wall is heated pressure life rupture in hot embossing process
Connection reaction, so that the holographic relief pattern for being carried on this base material is cured；The cyst wall is then used to hinder before thermal transfer
It is disconnected to be in contact between capsule-core and the base material.
By conceiving above, it is primarily due to replace with the Information Level of laser holographic anti-counterfeiting film by thermoplasticity material and has heat
The material of curable type characteristic will not lead to the holography of Information Level even if not only working temperature is very high in heat transfer process in this way
Hair mist phenomenon occurs for embossing pattern but further sharpening, and is not easy to after detaching with nickel version that elastic recovery, institute occurs
Sample obtained shows to can get the high-precision nickel plate information of approximation 100%；On the other hand, on the basis of the above basic conception
On, the technological means using microcapsules as curing agent controlled release has also been devised in the present invention, more actual test shows
The design can be directed to all kinds of complex patterns and the holographic anti-counterfeiting film of specification obtains good high-precision effect, and operate
When convenient for execute quality control and improve efficiency, be therefore particularly suitable for interference sine wave, the build and three of for example micron dimension
The heavy industrialization of the microstructures such as angular quotes occasion.
As present invention further optimization scheme, each microcapsules are sized to 0.5 μm~5 μm,
Further preferably 0.8 μm~2 μm.
As present invention further optimization scheme, the capsule-core is made of the agent that is heating and curing, and described is heating and curing
Any one of agent in following material or combinations thereof：Dicyandiamide class compound, organic acid hydrazide kind compound, lewis' acid
Complex compound, glyoxaline compound and amine and modified amine compounds.
As present invention further optimization scheme, any one or its of the agent in following material that be heating and curing
Combination：Succinic acid hydrazides, adipic acid hydrazides, decanedioic acid hydrazides, M-phthalic acid hydrazides, salicylic acid hydrazides and to hydroxybenzoate perfume
Sour hydrazides.
As present invention further optimization scheme, any one or its of the agent in following material that be heating and curing
Combination：2-methylimidazole, 1- itrile groups -2-ethyl-4-methylimidazole, 2- heptadecyl imidazoles.
As present invention further optimization scheme, the cyst wall of the microcapsules is preferably made of isocyanates；In addition,
The thickness of the cyst wall is set as 0.2 μm~0.8 μm, so as to matched with the capsule-core of the above-mentioned type and dimensions, and
Good rupture controllability is provided.
As present invention further optimization scheme, for each microcapsules, wherein described be heating and curing
Weight ratio between agent and the base material is preferably set to 5~50:50~95, further preferably 10~25:75~90.
As present invention further optimization scheme, the integral thickness of above- mentioned information layer is set to 2 μm~10 μm, into
One step is preferably 2 μm~5 μm.
As present invention further optimization scheme, above-mentioned microcapsules are inside the base material in uneven grain degree
Dispersion, and lower from center to both sides from tamped density relative to described information layer.
As present invention further optimization scheme, the basement membrane is preferably by pet material system
At, and its thickness is 12 μm~30 μm.
As present invention further optimization scheme, the release layer preferably by it is waxed at, and its thickness be 0.1 μm~
1μm。
As present invention further optimization scheme, the hot melt adhesive layer is preferably by ethylene-vinyl acetate or butylbenzene
Rubber is made.
As present invention further optimization scheme, the holographic relief pattern that above- mentioned information layer is carried is preferably micron amount
The interference sine wave of grade, triangle, the microstructures such as trapezoidal.
In general, according to above technical scheme is compared with the prior art, mainly having below constructed by the present invention
Technological merit：
1, the Information Level of laser holographic anti-counterfeiting film is made by selecting heat curing type material, in this way in heat transfer process i.e.
Just working temperature is very high, and the holographic relief pattern of Information Level will not be caused hair mist phenomenon to occur but further sharpening；This
Outer to be not easy to that elastic recovery occurs after detaching with nickel version, obtained sample shows to can get the high-precision nickel of approximation 100%
Plate information；
2, the present invention is by using epoxy resin and the combination thinking for the agent that is heating and curing and especially design microcapsules
Executive means discharge process to control curing agent, and more actual test shows preferably to execute in heat transfer process
Quality control improves process efficiency and operation difficulty, and for the holographic anti-counterfeiting film of current all kinds of complex patterns and specification
Obtain good high-precision effect；
3, the also specially charge ratio to some Key Performance Indicators such as microcapsules of Information Level each component, ruler in the present invention
Concrete type of very little specification, wall thickness and curing agent etc. has carried out further optimization design, above-mentioned manufacture craft and pass
Key performance parameter helps further to play the mechanism effect of curing agent hand heat release, simultaneously for the duplication in heat transfer process
Pattern stability etc. after the completion of reduction degree and heat transfer plays Beneficial Effect；
4, laser holographic anti-counterfeiting film compact overall structure according to the invention, making easy to process can be in existing production mould
Direct upgrading on the basis of tool is provided simultaneously with accuracy of repetition height, can avoid the advantages that hair mist and long-term preservability are good, and especially
Processed and applied occasion suitable for the microstructures such as the interference sine wave of micron dimension, triangle, trapezoidal.
Description of the drawings
Fig. 1 is the overall structure sectional view according to the laser holographic anti-counterfeiting film constructed by the present invention.
In all the appended drawings, identical reference numeral is used for indicating identical element or structure, wherein：
The reflecting layer 1- basement membrane 2- release layer 3- Information Level 4- 5- hot melt adhesive layers
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as in addition, technical characteristic involved in the various embodiments of the present invention described below
It does not constitute a conflict with each other and can be combined with each other.
Embodiment 1
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 19 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 5 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin E-20 can be used in fat, it includes the Toluene-2,4-diisocyanate of 1.7wt%, 4- diisocyanate, 2.4wt%2- methylimidazoles,
The epoxy resin of 5.4%wt E-44 epoxy resin, 90.5wt%；The overall dimensions of microcapsules are 0.8 micron, its cyst wall
It is made of isocyanates, thickness is 0.4 micron, and the capsule-core of internal scattering device select to be made of as adding adipic acid hydrazides
Thermal curing agents, and the weight ratio between agent and base material that is heating and curing is 25:75.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the interference sine wave hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater,
Under winding speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 2
By reticulate pattern roll-coater, (1wt% is emulsified coating release layer slurry on the PET base film that thickness is 12 microns
Wax), then at 80-150 DEG C, the coating of 100m/min speed obtains the release layer of 0.08 micron thickness.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 2 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin E-20 can be used in fat, it includes the Toluene-2,4-diisocyanate of 1.7wt%, 4- diisocyanate, 2.4wt%2- methylimidazoles,
The epoxy resin of 5.4%wt E-44 epoxy resin, 90.5wt%；The overall dimensions of microcapsules be 1 micron, its cyst wall by
Isocyanates forms, and thickness is 0.2 micron, and the capsule-core of internal scattering device is selected by salicylic acid hydrazides as being heating and curing
Agent, and the weight ratio between agent and base material that is heating and curing is 20:80.
Then, on moulding press, under 150 DEG C and 0.6MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the interference sine wave hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater,
Under winding speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 3
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 50 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 6.5 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Epoxy
Epoxy resin E-20 can be used in resin, it includes the Toluene-2,4-diisocyanate of 1.7wt%, 4- diisocyanate, 2.4wt%2- methylimidazoles,
The epoxy resin of 5.4%wt E-44 epoxy resin, 90.5wt%；The overall dimensions of microcapsules are 0.8 micron, its cyst wall
It is made of isocyanates, thickness is 0.6 micron, and the capsule-core of internal scattering device is selected by Para Hydroxy Benzoic Acid hydrazides group
At as the agent that is heating and curing, and the weight ratio between agent and base material that is heating and curing is 12.5:87.5.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the trapezoidal hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater, winding speed
Under degree 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 4
By reticulate pattern roll-coater, (1wt% is emulsified coating release layer slurry on the PET base film that thickness is 30 microns
Wax), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 5 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin 601 can be used in fat, and it includes the isophorone diisocyanate of 1wt% (IPDI), 6.0wt% diamino-diphenyls
Methane, 9%wt E-44 epoxy resin, 1wt%Span-80, the epoxy resin of 83wt%；The overall dimensions of microcapsules are 0.5
Micron, its cyst wall are made of isocyanates, and thickness is 0.2 micron, and the capsule-core of internal scattering device is selected by 1- itrile groups-
2-ethyl-4-methylimidazole composition is as the agent that is heating and curing, and the weight ratio between agent and base material that is heating and curing is 10:
90。
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the trapezoidal hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater, winding speed
Under degree 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 5
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 19 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 10 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin 601 can be used in fat, and it includes the isophorone diisocyanate of 1wt% (IPDI), 6.0wt% diamino-diphenyls
Methane, 9%wt E-44 epoxy resin, 1wt%Span-80, the epoxy resin of 83wt%；The overall dimensions of microcapsules are 5 micro-
Rice, its cyst wall are made of isocyanates, and thickness is 0.8 micron, and the capsule-core of internal scattering device is selected by 2- methyl miaows
Azoles composition is as the agent that is heating and curing, and the weight ratio between agent and base material that is heating and curing is 50:50.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the interference sine wave hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater,
Under winding speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 6
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 12 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 5 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Its middle ring
Oxygen resin layer is made of simple epoxide resin material, and the overall dimensions of microcapsules are 1.5 microns, its cyst wall is by isocyanic acid
Ester forms, and thickness is 0.65 micron, and the capsule-core of internal scattering device selects to be made of as heating lewis' acid complex compound
Curing agent, and the weight ratio between agent and base material that is heating and curing is 25:75.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the interference sine wave hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater,
Under winding speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 7
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 35 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 3 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin E-20 can be used in fat, it includes the Toluene-2,4-diisocyanate of 1.7wt%, 4- diisocyanate, 2.4wt%2- methylimidazoles,
The epoxy resin of 5.4%wt E-44 epoxy resin, 90.5wt%；The overall dimensions of microcapsules are 0.65 micron, its cyst wall
Be made of isocyanates, thickness is 0.3 micron, the capsule-core of internal scattering device select by modified amine compounds form as
Be heating and curing agent, and the weight ratio between agent and base material that is heating and curing is 5:95.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the triangle hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater, winding
Under speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
Embodiment 8
Release layer slurry (oxidic polyethylene is coated on the PET base film that thickness is 23 microns by reticulate pattern roll-coater
Wax is with toluene by weight 1:99.5 prepare), then at 80-150 DEG C, the coating of 100m/min speed.
Then, Information Level is coated on above-mentioned release layer, specially at 80-150 DEG C, 80m/min is coated with to obtain thickness
For 8 microns of Information Level.Wherein, above- mentioned information layer is that curing agent is covered by the epoxy resin layer in microcapsules：Asphalt mixtures modified by epoxy resin
Epoxy resin 601 can be used in fat, and it includes the isophorone diisocyanate of 1wt% (IPDI), 6.0wt% diamino-diphenyls
Methane, 9%wt E-44 epoxy resin, 1wt%Span-80, the epoxy resin of 83wt%；The overall dimensions of microcapsules are 3.5
Micron, its cyst wall are made of isocyanates, and thickness is 0.8 micron, and the capsule-core of internal scattering device is selected by succinic acid
Hydrazides composition is as the agent that is heating and curing, and the weight ratio between agent and base material that is heating and curing is 25:75.
Then, on moulding press, under 100 DEG C and 1.0MPa pressure conditions, Information Level is molded with the speed of 25m/min
Surface forms the interference sine wave hologram pattern of for example micron dimension on an information layer.Then, using vacuum roll coater,
Under winding speed 200-300m/min the aluminium layer that thickness is 380 angstroms is plated in the information layer surface with hologram pattern.
Finally, in above-mentioned reflection layer surface coating hot-melt adhesive slurry (mixture of ethylene-vinyl acetate and toluene, weight
Amount is than being 20:80), on the basis of the information coating total weight of required coating, the hot melt adhesive layer slurry weight is 20wt%,
It is 1.5g/m to dry 30s at 100 DEG C to obtain coating weight2Holographic film.It takes basement membrane and release layer off, obtains that there is hologram pattern
Finished product.
As it will be easily appreciated by one skilled in the art that the foregoing is merely illustrative of the preferred embodiments of the present invention, not to
The limitation present invention, all within the spirits and principles of the present invention made by all any modification, equivalent and improvement etc., should all include
Within protection scope of the present invention.
Claims (11)
1. a kind of laser holographic anti-counterfeiting film, the laser holographic anti-counterfeiting film include the basement membrane (1) being layered on top of each other successively, release layer (2),
Information Level (3), reflecting layer (4) and hot melt adhesive layer (5), it is characterised in that：
Polymer of the base material by epoxy resin or containing epoxy resin of described information layer (3) is made, and the base material is complete for carrying
Embossing pattern is ceased, and is casually arranged in the base material inside points and is equipped with a large amount of microcapsules, the microcapsules are in the base material
Portion is in the dispersion of uneven grain degree, and lowers from center to both sides from tamped density relative to described information layer (3)；It is each
Microcapsules are collectively constituted by the capsule-core being wrapped in cyst wall, and wherein the capsule-core is made of the agent that is heating and curing, and in hot-die
Heat cross-linking occurs with the base material after cyst wall is heated pressure life rupture during pressure to react, so that being carried on this base material
Holographic relief pattern is cured；The cyst wall is then used to block before stamping to be in contact between capsule-core and the base material.
2. laser holographic anti-counterfeiting film as described in claim 1, which is characterized in that the size of each microcapsules is set
It is 0.5 μm~5 μm.
3. laser holographic anti-counterfeiting film as described in claim 1, which is characterized in that the size of each microcapsules is set
It is 0.8 μm~2 μm.
4. laser holographic anti-counterfeiting film as claimed in claim 1 or 2, which is characterized in that the capsule-core is made of the agent that is heating and curing,
And any one of the curing agent in following material or combinations thereof：Dicyandiamide class compound, organic acid hydrazides
Close object, lewis' acid complex compound, glyoxaline compound and amine and modified amine compounds.
5. laser holographic anti-counterfeiting film as claimed in claim 4, which is characterized in that the agent that is heating and curing is further selected from following
In material any one or combinations thereof：Succinic acid hydrazides, adipic acid hydrazides, decanedioic acid hydrazides, M-phthalic acid hydrazides, bigcatkin willow
Sour hydrazides and to Para Hydroxy Benzoic Acid hydrazides.
6. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that the cyst wall of the microcapsules
It is made of isocyanates.
7. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that the thickness of the cyst wall is set
It is 0.2 μm~0.8 μm.
8. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that for each microcapsules
For body, wherein the weight ratio being heating and curing between agent and the base material is set to 5~50:50~95.
9. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that the whole thickness of above- mentioned information layer
Degree is set to 2 μm~10 μm.
10. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that the basement membrane is by poly- to benzene
Naphthalate material is made, and its thickness is 12 μm~30 μm.
11. the laser holographic anti-counterfeiting film as described in claim 1-3 any one, which is characterized in that the hot melt adhesive layer (5) by
Ethylene-vinyl acetate or butadiene-styrene rubber are made.
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