CN106996057A - A kind of anti-forge paper additive and preparation method thereof - Google Patents
A kind of anti-forge paper additive and preparation method thereof Download PDFInfo
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- CN106996057A CN106996057A CN201710272290.9A CN201710272290A CN106996057A CN 106996057 A CN106996057 A CN 106996057A CN 201710272290 A CN201710272290 A CN 201710272290A CN 106996057 A CN106996057 A CN 106996057A
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- 239000000654 additive Substances 0.000 title claims abstract description 166
- 230000000996 additive effect Effects 0.000 title claims abstract description 157
- 238000002360 preparation method Methods 0.000 title abstract description 8
- 238000004020 luminiscence type Methods 0.000 claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000004888 barrier function Effects 0.000 claims description 26
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 9
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 8
- 239000003086 colorant Substances 0.000 claims description 6
- 239000000049 pigment Substances 0.000 claims description 6
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 4
- 239000001569 carbon dioxide Substances 0.000 claims description 4
- 210000004209 hair Anatomy 0.000 claims description 4
- 238000002955 isolation Methods 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000000758 substrate Substances 0.000 claims description 4
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 177
- 230000005284 excitation Effects 0.000 description 33
- 239000000463 material Substances 0.000 description 18
- 239000000835 fiber Substances 0.000 description 8
- 238000007792 addition Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 108010043121 Green Fluorescent Proteins Proteins 0.000 description 2
- 229920001131 Pulp (paper) Polymers 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- GNBHRKFJIUUOQI-UHFFFAOYSA-N fluorescein Chemical compound O1C(=O)C2=CC=CC=C2C21C1=CC=C(O)C=C1OC1=CC(O)=CC=C21 GNBHRKFJIUUOQI-UHFFFAOYSA-N 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000001054 red pigment Substances 0.000 description 2
- WNJSKZBEWNVKGU-UHFFFAOYSA-N 2,2-dimethoxyethylbenzene Chemical compound COC(OC)CC1=CC=CC=C1 WNJSKZBEWNVKGU-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241001062009 Indigofera Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- GCNLQHANGFOQKY-UHFFFAOYSA-N [C+4].[O-2].[O-2].[Ti+4] Chemical compound [C+4].[O-2].[O-2].[Ti+4] GCNLQHANGFOQKY-UHFFFAOYSA-N 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000021384 green leafy vegetables Nutrition 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- YEIGUXGHHKAURB-UHFFFAOYSA-N viridine Natural products O=C1C2=C3CCC(=O)C3=CC=C2C2(C)C(O)C(OC)C(=O)C3=COC1=C23 YEIGUXGHHKAURB-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/40—Agents facilitating proof of genuineness or preventing fraudulent alteration, e.g. for security paper
- D21H21/44—Latent security elements, i.e. detectable or becoming apparent only by use of special verification or tampering devices or methods
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/50—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by form
- D21H21/52—Additives of definite length or shape
Landscapes
- Credit Cards Or The Like (AREA)
- Paper (AREA)
Abstract
The present invention relates to a kind of anti-forge paper additive and preparation method thereof, the additive at least has the region of two different luminescence features, and the geometry or size in the different luminescence feature regions of the additive have randomness.Launch the electromagnetic wave of different wave length or in the case where the electromagnetic wave of different wave length is excited, the electromagnetic wave of transmitting phase co-wavelength or different wave length in the case where the electromagnetic wave of phase co-wavelength is excited in the region of the different luminescence features of the additive.The additive is attached in paper in paper-making process.
Description
Technical field
The present invention relates to a kind of anti-forge paper additive and preparation method thereof.
Background technology
Widely used in marketable securities such as banknote, tax reciept, passports with anti-fraud functional paper additive, it is particularly glimmering
Use of the light anti-false fiber in marketable securities is more than 30 years.The Fluorescent falsification-preventing fiber of random distribution is to preventing in paper
Duplicate forgery and serve preferable effect, but with the high speed development of printing technology, inked by printing equipment using fluoroleum
The pseudo- Fluorescent falsification-preventing fiber processed of brush fluorescence lines is possibly realized, and masses are difficult to differentiate between, the result is that fake producer can be easier to bypass
Papermaking and forged with better simply means and relatively low cost.Patent CN1412355, which is proposed, utilizes long shortwave phosphor
The fiber of material manufacture core-skin type or parallel type, (such as 365nm and 254nm) fiber is sent accordingly under the exciting light of different wave length
Visible ray, but popular carry out printing forgery or nothing to this fiber and long shortwave fluorescent material are blended in a kind of ink
Method is difficult to differentiate between, without the problem fundamentally solved using fluorescent ink progress printing forgery.
The content of the invention
In order to solve defect of the prior art, it is an object of the invention to provide a kind of anti-forge paper additive, this adds
Plus thing at least has the region of two different luminescence features.
In order to realize the purpose of the present invention, technical scheme is as follows：
A kind of anti-forge paper additive, the additive at least has the region of two different luminescence features.
In the preferred embodiment of the present invention, the additive has engraved structure, and the engraved structure refers to described
Additive at least has a discrete surface, or the additive has discrete region in cross-sectional direction.
In the preferred embodiment of the present invention, the additive has two layers and more than two layers of luminescent layer.
In the more preferred embodiment of the present invention, the region of two different luminescence features of the additive is located at respectively
Two luminescent layers of the additive.
In the more preferred embodiment of the present invention, there is the area of different luminescence features in the additive luminescent layer
At least one region shape of domain is the one or more in word, symbol or figure.
In the more preferred embodiment of the present invention, set in the middle of the two-layer luminescent layer to exciting light and/or transmitting
Light there is the barrier layer of interval action or added in the two-layer luminescent layer have to exciting light absorption ultraviolet inhale
Agent is received, wherein the barrier layer is pantostrat or partial layer.
In the preferred embodiment of the present invention, the geometry or size in the different luminescence feature regions of the additive
With randomness.
In the preferred embodiment of the present invention, the geometry in the luminescence feature region of different additives or size tool
There is randomness.
In the preferred embodiment of the present invention, the geometry of the additive is annular, cylindrical inner polygon, outer many
Side shape inner circle, outer polygon inner polygon, outer oval inner circle, cylindrical interior oval, cylindrical interior word, cylindrical internal symbol, it is cylindrical in
One or more in figure, outer oval inner polygon or outer polygon in ellipse, preferably annulus.
In the preferred embodiment of the present invention, the region of the different luminescence features of the additive is in identical wavelength electromagnetic
Ripple is excited down, launches the electromagnetic wave of different wave length or in the case where the electromagnetic wave of different wave length is excited, transmitting phase co-wavelength or different ripples
Long electromagnetic wave.
In the preferred embodiment of the present invention, at least one in the region at least with two different luminescence features
Individual region does not light.
In the more preferred embodiment of the present invention, at least one layer have two different luminescence features region or one layer extremely
There is the region of two different luminescence features less, another layer at least has a light-emitting zone.
In the preferred embodiment of the present invention, the additive at least also includes a kind of pigment.
In the preferred embodiment of the present invention, the outward appearance biggest size of element of the additive is less than 15mm, preferably small
In 10mm, more preferably less than 5mm.
The invention provides a kind of method for preparing anti-forge paper additive, methods described includes：By different glow colors
Fluorescent ink and/or the coating of isolation ink and/or be printed on transparent plastic substrate or paper printing be made, then use YAG
Or carbon dioxide laser cuts into the printing required specification.
In the preferred embodiment of the present invention, the fluorescent ink further comprises ultra-violet absorber.
It is attached to the invention provides anti-forge paper additive in paper-making process in paper, preferably at least two kinds have not
Anti-forge paper additive with luminescence feature is attached in paper in paper-making process.
Anti-forge paper additive of the present invention refers to be added in paper in paper-making process, and the additive freely falls
Body has consistent orientation on horizontal plane in paper.
Anti-forge paper additive of the present invention is except outer with luminescence feature layer, also substrate layer, and base material is polymerize
The paper of species material, such as fiber-like, or the polymer such as PP, PE, PA, PET, PBT, luminescent material can also be attached to polymerization
In thing, luminescence feature layer is formed.
It is at least non-with one that anti-forge paper additive of the present invention with hollow out geometry refers to the additive
Continuous surface, or the additive have discrete region in cross-sectional direction.
The present invention has the anti-forge paper additive of two layers and more than two layers luminescence feature layer, to prevent two layers of light-emitting zone
Interfering for lap position illuminant colour, can take following method.One be set in the middle of two-layer luminescent layer to exciting light and/or
Transmitting light has the barrier layer of interval action, and two be to add suitably to have exciting light the ultraviolet of absorption in luminescent layer
Light absorbers, reduction even eliminates excitation of the exciting light to another side or another layer of luminescent layer.
The anti-forge paper additive of the present invention at least has the region of two different luminescence features, such as a kind of annulus paper
There is red, green fluorescence region on the same surface of additive, and the two regions are spaced.There are different luminescence features in additive
The geometry or size in region are identical or different, with randomness.Luminescence feature area contained by different anti-forge paper additives
The geometry or size in domain are identical or different, with randomness.
The present invention has the anti-forge paper additive of hollow out geometry, at least area with two different luminescence features
Domain, the additive has two luminescent layers, it is characterised in that the region of the different luminescence features of the additive two is located at respectively to be added
Plus two luminescent layers of thing, such as a kind of annular additive has a red, green fluorescence region, and red, green fluorescence region is located at addition respectively
In two luminescent layers of thing.
The anti-forge paper additive with hollow out geometry of the present invention, has not in two luminescent layers of additive
It is word, symbol, figure with least one region shape in the region of luminescence feature, forms the additive of hollow out shape.Than
Such as the red fluorescence that additive one side is full version, another side is the yellow fluorescence of English alphabet；Or it is English in ellipse that a kind of profile, which is,
The additive of literary letter w, additive one side is the blue fluorescence of long wave ultraviolet excitation, and another side is yellow glimmering for short wave ultraviolet excitation
Light.
The anti-forge paper additive of the present invention, the additive has the region of different luminescence features in identical wavelengths of electromagnetic
Excite down, launch the electromagnetic wave of different wave length, such as a kind of geometry is purple in 365nm for the additive of cylindrical interior empty square
Outer light is excited down, and different zones send the red, fluorescence of yellow respectively.
The region of the different luminescence features of the anti-forge paper additive of the present invention is in the case where identical wavelengths of electromagnetic is excited, transmitting
The electromagnetic wave of the electromagnetic wave of different wave length or in the case where the electromagnetic wave of different wave length is excited, transmitting phase co-wavelength or different wave length, than
Such as a kind of paper additive with three different luminescence feature regions, under 365nm ultraviolet excitations, first area sends green
Color fluorescence, second area does not light, but under 254nm ultraviolet excitations, first area does not light, and it is glimmering that second area sends yellow
Light, the 3rd region does not have luminescence feature；Or the additive is respectively under 365nm and 254nm ultraviolet excitations, first area
Green fluorescence is always sent, and second area does not light under 365nm ultraviolet excitations, under 254nm ultraviolet excitations, second
Region sends yellow fluorescence.Or the additive is under 365nm ultraviolet excitations, first area sends red fluorescence, the secondth area
Domain does not light, and under 254nm ultraviolet excitations, first area does not light, and second area sends red fluorescence.
A kind of anti-forge paper additive of the present invention, at least three regions, two of which region has different light
Feature, another region does not light, and non-luminous region is located in the middle of two luminous regions, or with two luminous regions
It is connected.
It is approximate rectangular anti-forge paper additive in heart that a kind of profile of the present invention, which is, at least with two layers of knot
Structure, wherein at least has one layer of region with two different luminescence features, such as wherein one layer has red fluorescence and yellow glimmering
Two regions of light, another layer is not light-emitting zone, the additive is added to after paper in paper-making process, with 365nm purple
Outer light irradiates from paper two sides, and only one side is it is observed that the additive has red and two light-emitting zones of yellow.
A kind of profile of the present invention is that shape is pentagonal anti-forge paper additive in circle, with double-layer structure, wherein
One layer of region at least with two different luminescence features, two light-emitting zones, one region green light, a region blue light-emitting,
Another layer at least has a light-emitting zone, such as glows.
A kind of profile of the present invention is that shape is pentagonal anti-forge paper additive in circle, with three-decker, two layers
, there is one layer of barrier layer in luminescent layer and one layer of barrier layer, the barrier layer can block visible ray and/or energy in the middle of two-layer luminescent layer
Exciting light is blocked, under ultraviolet excitation, the visible ray that two-layer luminescent layer is sent is not interfere with each other because of the presence of barrier layer.
The anti-forge paper additive of the present invention, with three-decker, wherein being luminescent layer, luminescent layer positioned at two layers of outside
In addition to luminescent material, other materials to exciting light with strong absorption are not contained, intermediate layer is barrier layer, and the barrier layer is
Pantostrat, it is ensured that the visible ray that two-layer luminescent layer is sent is not interfere with each other because of the presence of barrier layer；Or barrier layer is partial layer, than
Such as barrier layer exists in a graphical form, the hair in the region without barrier layer, that is, the direct contact area of two-layer luminescent layer
Photochromic is two kinds of illuminant colours such as A, B superposition color C, and the region existed in barrier layer, and the illuminant colour on additive two sides is each
The illuminant colour of light emitting layer such as A and B, that is to say, that additive two sides respectively has the region of two kinds of illuminant colours, simultaneously for A and
C, another side is B and C.
The anti-forge paper additive of the present invention, its outward appearance near colorless, or it is close with the color of paper fibre, is copied
It is put into after paper, human eye can not distinguish the additive.In order to reach that human eye can not tell the purpose of additive from paper,
It can make paper that there is obvious appearance color suitably by paper coloring.
The anti-forge paper additive of the present invention, at least also includes a kind of pigment, pigment distribution is in different regions, pigment point
The region of cloth has visible appearance color.The electromagnetic wave of lower different zones transmitting specific wavelength is excited in electromagnetic wave.
The anti-forge paper additive of the present invention, at least region with two different luminescence features, different luminescence features
Launch the recognizable visible ray of human eye in the case where electromagnetic wave is excited in region.
The anti-forge paper additive of the present invention, with certain physical dimension, size too conference influence paper-making process, size
The too small observation for being unfavorable for human eye.The outward appearance biggest size of element of the additive is less than 15mm, preferably smaller than 10mm, more preferably small
In 5mm.
The anti-forge paper additive of the present invention, it is compatible with current paper technology in application process, it can add false proof
Plus thing is mixed in the way of fiber with paper pulp, is attached in paper-making process in paper.Especially it is noted that the present invention extremely
The anti-forge paper additive combination of few two kinds of different luminescence features is added in paper together, increases the forgery difficulty of fake producer.
The anti-forge paper additive of the present invention, is added to after paper, under visible light additive described in paper at least one
The color in individual region is identical with paper, such as the color at least one region of additive and the color of paper are identical, or addition
Thing has certain color, but by adding pigment in paper, the color of paper is adjusted to and the additive at least one
The color in individual region is identical.
The anti-forge paper additive of the present invention, is attached in paper by papermaking.Paper containing false proof additive can be with
The modes such as various marketable securities base materials, label, wrapping paper are applied to anti-counterfeit field.
Brief description of the drawings
Fig. 1 is the annulus anti-forge paper additive in embodiment 1, is sent out respectively in 365nm ultraviolet excitations with two
Penetrate red, green fluorescence region；
Fig. 2A -2C are the anti-forge paper additives with engraved structure in embodiment 2, and wherein Fig. 2 C are the additive
Cross-sectional view (layer 1 is hollow-out layer, and layer 2 is pantostrat)；Fig. 2A be from the face direction of layer 2 with 365nm ultraviolet excitations when launch red
Color fluorescence, Fig. 2 B are to launch yellow fluorescence, interior side's field emission from the face direction of layer 1 with circle ring area during 365nm ultraviolet excitations
Red fluorescence；
Fig. 3 A-3E are the anti-forge paper additives with different geometries in embodiment 3；
Fig. 4 A-4H are that the geometry or size in the different luminescence feature regions in embodiment 4 have the annulus of randomness
Anti-forge paper additive；
Fig. 5 A-5C are the regions of the different luminescence features of the anti-forge paper additive in embodiment 5 in different wave length electromagnetism
Ripple is excited down, the electromagnetic wave of transmitting phase co-wavelength or different wave length；
Fig. 6 A-6B are the annulus anti-forge paper additive with three different zones in embodiment 6, two of which region
With different luminescence features, a region does not light；
Fig. 7 is the anti-forge paper additive with double-layer structure in embodiment 7, wherein one layer is swashed in 365nm ultraviolet lights
Red and yellow fluorescence two regions of transmitting are given, another layer does not light；
Fig. 8 A-8B are the anti-forge paper additives in embodiment 8, and the additive has double-layer structure, wherein one layer two
A region green light, such as another region blue light-emitting, Fig. 8 A in region, another layer have a region glowed, such as
Fig. 8 B；
Fig. 9 A-9F are the anti-forge paper additives in embodiment 9, with three-decker, and two-layer luminescent layer is pantostrat, resistance
Interlayer is pantostrat (Fig. 9 A, Fig. 9 B) or partial layer (Fig. 9 C, Fig. 9 D), and its structure is shown in Fig. 9 E, Fig. 9 F respectively；
Figure 10 A-10B are the pentagonal anti-forge paper additive of cylindrical endoporus in embodiment 10, wherein two-layer luminescent layer
It is pantostrat (Figure 10 A) with barrier layer, one layer of luminescent layer is single light-emitting zone, and another layer is three different zones, wherein
Two regions are light-emitting zone, and another region is not light-emitting zone；Wherein two-layer luminescent layer is pantostrat, and barrier layer is local
Layer (Figure 10 B), one layer of luminescent layer has three different light-emitting zones, and another layer of luminescent layer has two different light-emitting zones；
Figure 11 A-11D are that the anti-forge paper for having annulus geometry and having two-layer luminescent layer in embodiment 11 is added
Thing, wherein one layer is single light-emitting zone, another layer has three kinds of glow colors (Figure 11 A and Figure 11 B)；Wherein every layer has two
The not light-emitting zone of light-emitting zone and two, and light-emitting zone and light-emitting zone is not spaced (Figure 11 C and Figure 11 D).
Embodiment
The anti-forge paper additive preparation method of the present invention is illustrated by embodiment 1 and embodiment 2.
Embodiment 1
Anti-forge paper additive preparation method with toroidal is that fluorescein ink and fluorescence mask green ink chromatography exist
In transparent plastic substrate or paper, it is that 5mm, internal diameter are 3mm that printing then is cut into external diameter with YAG or carbon dioxide laser
Toroidal anti-forge paper additive, as shown in Figure 1.The anti-forge paper additive has the area of two different luminescence features
Domain, in 365nm ultraviolet excitations, wherein region A transmitting red fluorescences, region B transmitting green fluorescences.
Embodiment 2
Circular anti-forge paper additive preparation method with engraved structure is that fluorescein ink is coated on into transparent plastic
On base material or paper, the annulus that external diameter is 3mm, internal diameter 1mm is then printed with fluorescence yellow ink above, with YAG or titanium dioxide
Carbon laser cuts into printing a diameter of 2.8mm circular anti-forge paper additive.The anti-forge paper additive, there is two layers of hair
Photosphere, its middle level 1 is hollow-out layer, and layer 2 is pantostrat, and two-layer luminescent layer includes luminescent material, polymer, ultraviolet radiation absorption
Agent and auxiliary agent, wherein the color sent for two layers is differed.Fig. 2A be from the face direction of layer 2 with 365nm ultraviolet excitations when launch red
Color fluorescence, Fig. 2 B are to launch yellow fluorescence, interior side's field emission from the face direction of layer 1 with circle ring area during 365nm ultraviolet excitations
Red fluorescence, Fig. 2 C are the cross-sectional view of the additive.
The preparation method be the same as Example 1 and embodiment 2 of anti-forge paper additive in following examples, by the luminous face of difference
Printing is made by way of being coated with and/or printing in the fluorescent ink and/or isolation ink of color, in fluorescent ink as needed
Fluorescent ink can be made while having the effect of isolation ultraviolet by adding ultra-violet absorber, then with YAG or carbon dioxide laser
Device cuts into printing required specification.
Embodiment 3
With anti-forge paper additive of different shapes, wherein Fig. 3 A are with empty oval structure, the addition in foreign side
Thing has three regions to launch red, green, blue three fluorescence respectively, another region does not light under 365nm ultraviolet excitations；Figure
3B is the structure with cylindrical interior empty triangle, and the additive has six light-emitting zones under 365nm ultraviolet excitations, wherein
Two Areas launches yellow fluorescence, Two Areas transmitting green fluorescence, a field emission red fluorescence, a field emission indigo plant
Color fluorescence；Fig. 3 C are with empty circular structure in outer pentagon；Fig. 3 D are with two-layer luminescent layer (wherein two-layer luminescent layer
Also include ultra-violet absorber) anti-forge paper additive, under 365nm ultraviolet excitations, wherein one layer is red glimmering for transmitting
The circle of light, another layer is the English alphabet M of transmitting yellow fluorescence；Fig. 3 E are the anti-forge paper additions of cylindrical interior empty square
Thing, the additive has the region of two different luminescence features, and under 365nm ultraviolet excitations, a field emission red is glimmering
Light, another field emission yellow fluorescence.
Embodiment 4
The geometry or size in different luminescence feature regions have the annulus anti-forge paper additive of randomness, such as scheme
Shown in 4A-4C, these three additives have the geometry of outer toroid, and the apparent size of annulus is identical.In 365nm ultraviolet lights
Excite down, the anti-forge paper additive that Fig. 4 A and Fig. 4 B are shown has six light-emitting zones, two of which field emission red is glimmering
Light, two field emission green fluorescences, two field emission blue-fluorescences, the anti-forge paper additive that Fig. 4 C are shown has 7
Light-emitting zone, in addition to two green areas and two blue regions, also three red areas.It is false proof that Fig. 4 A-4C are shown
The geometry or size in the different luminescence feature regions of paper additive are different, with randomness.Fig. 4 D-4H show difference
The geometry or size of light-emitting zone in anti-forge paper additive have randomness.
Embodiment 5
The anti-forge paper additive that it is English alphabet W in outer ellipse that geometry, which is, the region of two different luminescence features
It is located at the two sides of additive respectively, the additive is respectively in the case where 365nm and 254nm electromagnetic wave is excited, and two light-emitting zones divide
Not Fa She blueness and yellow fluorescence, as shown in Figure 5A.The anti-forge paper additive of geometry as shown in Figure 5 B has three
Different regions, the region in the middle of additive is not lighted, and other two regions are swashed in 365nm and 254nm ultraviolet lights respectively
Give, respectively transmitting green and the fluorescence of yellow.The anti-forge paper additive of geometry as shown in Figure 5 C respectively in 365nm and
Under 254nm ultraviolet excitations, first area always sends green fluorescence, and second area is not sent out in the case where long wave ultraviolet light is excited
Light, yellow fluorescence is sent in the case where short wave ultraviolet light is excited, and the region in the middle of additive does not light.
Embodiment 6
A kind of annulus anti-forge paper additive with three different zones, two of which region has different luminous spies
Levy, a region does not light.The not light-emitting zone for the anti-forge paper additive that wherein Fig. 6 A are shown be located at two transmittings it is red and
In the middle of the region of green fluorescence, red and green fluorescence the region phase of two transmittings for the anti-forge paper additive that Fig. 6 B are shown
Even.
Embodiment 7
A kind of anti-forge paper additive with double-layer structure, wherein one layer has transmitting red under 365nm ultraviolet excitations
Two regions of color and yellow fluorescence, as shown in fig. 7, another layer does not light in itself, and impermeable ultraviolet light.This additive is existed
It is applied in paper, is irradiated with 365nm ultraviolet lights from paper two sides in paper-making process, only one side is it is observed that the additive has
There are red and two light-emitting zones of yellow.
Embodiment 8
A kind of anti-forge paper additive with cylindrical interior hollow pentagon shaped, it have double-layer structure (wherein this two
Layer luminescent layer includes ultra-violet absorber), wherein one layer has two light-emitting zones, under 365nm ultraviolet excitations, wherein
One region green light, such as another region blue light-emitting, Fig. 8 A, another layer have a region glowed, such as Fig. 8 B.
Embodiment 9
A kind of anti-forge paper additive, is the hollow oval geometry of cylindrical interior pentagon, with three-decker, two layers
Luminescent layer is pantostrat, and barrier layer contains ultra-violet absorber, and barrier layer is located in the middle of two-layer luminescent layer.When barrier layer is company
During subsequent layers, and every layer of luminescent layer has the region of two different luminescence features, under 365nm ultraviolet excitations, wherein one layer
Two light-emitting zone difference transmitting greens (cylindrical) and red fluorescence (interior pentagon), as shown in Figure 9 A, another layer of two hairs
Blue (cylindrical) and yellow fluorescence (interior pentagon) are launched in light region respectively, as shown in Figure 9 B.When barrier layer is partial layer, and
The geometry of barrier layer is pentagon, wherein one layer containing two light-emitting zones, it is cylindrical in contain green fluorescent material, interior five
Contain red fluorescence material in the shape of side, another layer contains two light-emitting zones, it is cylindrical in contain red fluorescence material, interior pentagon
In contain green fluorescent material, under 365nm ultraviolet excitations, due to the presence of pentagon barrier layer, wherein one layer of luminescent layer
The pentagonal regions for not launched light interference by another layer of luminescent layer show red fluorescence, cylindrical due to green, red glimmering in two-layer luminescent layer
Luminescent material respectively transmitting green and red fluorescence and be superimposed and sodium yellow occur, as shown in Figure 9 C；Pentagonal regions in another layer
Display green fluorescence, the cylindrical superposition color yellow for equally showing red, green illuminant colour, as shown in fig. 9d.The knot of the paper additive
Composition is as shown in Fig. 9 E, Fig. 9 F.
Embodiment 10
A kind of anti-forge paper additive with cylindrical interior empty pentagon shaped, wherein two-layer luminescent layer and barrier layer be
Pantostrat, as shown in Figure 10 A.Wherein one layer luminescent layer is single light-emitting zone, under 365nm ultraviolet excitations, and transmitting is red
Fluorescence；Another layer is three different zones, and two regions are light-emitting zone, under 365nm ultraviolet excitations, launch respectively it is yellow,
Green fluorescence, another region is not light-emitting zone.Figure 10 B two-layer luminescent layer is pantostrat, and barrier layer is partial layer,
Under 365nm ultraviolet excitations, one layer of luminescent layer has three different light-emitting zones, and red, yellow and blue-fluorescence are launched respectively,
Another layer of luminescent layer has two different light-emitting zones, respectively transmitting green and fluorescent orange, and another region is to ultraviolet
With the region of visible transparent, the transparent region is corresponding with the region of another surface launching yellow fluorescence, therefore uses 365nm ultraviolet lights
When exciting this layer, equally it is observed that green, orange, yellow three fluorescence.
Embodiment 11
A kind of anti-forge paper additive with toroidal.The anti-forge paper additive that Figure 11 A, 11B are shown has two
Layer luminescent layer, wherein one layer is single light-emitting zone, under 365nm ultraviolet excitations, transmitting green fluorescence, the layer removes luminous material
Material is outer, also contains ultra-violet absorber；Another layer has three kinds of glow colors, has two field emissions red glimmering with yellow respectively
Light, this four regions are spaced, and the layer also contains ultra-violet absorber in addition to luminescent material, and this four regions are hollow out
Region, green fluorescence is can be observed in openwork part.The anti-forge paper additive that Figure 11 C, 11D are shown has two-layer luminescent layer,
Every layer has a not light-emitting zone of two light-emitting zones and two, and light-emitting zone and light-emitting zone is not spaced, and each region contains
There is ultra-violet absorber, under 365nm ultraviolet excitations, wherein one layer has two field emission red fluorescences, another two region
Do not light, another layer there are two field emission blue-fluorescences, another two region does not light, light-emitting zone in first layer and do not send out
Light region is spaced, and the light-emitting zone of different layers and another layer of not light-emitting zone are mutually corresponded to.
Embodiment 12
Have in embodiment 1 in the anti-forge paper additive of toroidal, region A and include viridine green, region B is included
There is red pigment.Under visible light, region A is green, and region B is red, in 365nm ultraviolet excitations, and A transmittings in region are red
Color fluorescence, region B transmitting green fluorescences.The additive external diameter is 3mm, and internal diameter is 2mm, and thickness is 50um.By the additive with
Paper pulp is mixed, copy paper, is dried, paper sheet thickness is 70um, is formed the paper containing the false proof additive of annulus, is utilized the paper printing
Marketable securities.
Embodiment 13
Appearance color described in embodiment 12 is red, green alternate anti-forge paper additive, and thickness is 50um, and this is added
Plus thing is copied and is put into paper, while adding red pigment to slurry in paper-making process, paper sheet thickness is 55um after drying.Certainly
Under right light, the red area of additive is identical with the color of paper, and green area is high-visible, in 365nm ultraviolet excitations,
Region A launches red fluorescence, region B transmitting green fluorescences.
Claims (16)
1. a kind of anti-forge paper additive, it is characterised in that the additive at least has the region of two different luminescence features.
2. anti-forge paper additive according to claim 1, it is characterised in that the additive has engraved structure, institute
State engraved structure and refer to that the additive at least has a discrete surface, or the additive is in cross-sectional direction
With discrete region.
3. anti-forge paper additive according to claim 1 or 2, it is characterised in that the additive have two layers and
More than two layers of luminescent layer.
4. anti-forge paper additive according to claim 3, it is characterised in that the luminous spy of two differences of the additive
The region levied is located at two luminescent layers of the additive respectively.
5. anti-forge paper additive according to claim 4, it is characterised in that have in the additive luminescent layer
At least one region shape of the region of different luminescence features is the one or more in word, symbol or figure.
6. anti-forge paper additive according to claim 3, it is characterised in that the setting pair in the middle of the two-layer luminescent layer
Exciting light and/or transmitting light, which have the barrier layer of interval action or adds to have exciting light in the two-layer luminescent layer, to be absorbed
The ultra-violet absorber of effect, wherein the barrier layer is pantostrat or partial layer.
7. anti-forge paper additive according to claim 1 or 2, it is characterised in that the luminous spy of the difference of the additive
Levying the geometry or size in region has randomness.
8. anti-forge paper additive according to claim 1 or 2, it is characterised in that the luminescence feature of different additives
The geometry or size in region have randomness.
9. anti-forge paper additive according to claim 1 or 2, it is characterised in that the geometry of the additive is
Annular, cylindrical inner polygon, outer polygon inner circle, outer polygon inner polygon, outer oval inner circle, it is cylindrical it is interior it is oval, cylindrical in
One or more in word, cylindrical internal symbol, cylindrical interior figure, outer oval inner polygon or outer polygon in ellipse, preferably
For annulus.
10. anti-forge paper additive according to claim 1 or 2, it is characterised in that described that at least there are two different hairs
At least one region in the region of light feature does not light.
11. anti-forge paper additive according to claim 3, it is characterised in that there are at least one layer two differences to light
The region of feature or one layer of region at least with two different luminescence features, another layer at least have a light-emitting zone.
12. anti-forge paper additive according to claim 1 or 2, it is characterised in that the additive at least also includes one
Plant pigment.
13. anti-forge paper additive according to claim 1 or 2, it is characterised in that the outward appearance maximum of the additive is several
What size is less than 15mm, more preferably less than preferably smaller than 10mm, 5mm.
14. a kind of method for preparing anti-forge paper additive according to claim 1 or 2, it is characterised in that methods described
Including：The fluorescent ink of different glow colors and/or isolation ink are coated with and/or be printed on transparent plastic substrate or paper
Printing is made, the printing is then cut into required specification with YAG or carbon dioxide laser.
15. method according to claim 14, it is characterised in that the fluorescent ink further comprises ultraviolet radiation absorption
Agent.
16. anti-forge paper additive according to claim 1 or 2 is attached in paper in paper-making process, preferably at least
Two kinds of anti-forge paper additives with different luminescence features are attached in paper in paper-making process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272290.9A CN106996057A (en) | 2017-04-24 | 2017-04-24 | A kind of anti-forge paper additive and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710272290.9A CN106996057A (en) | 2017-04-24 | 2017-04-24 | A kind of anti-forge paper additive and preparation method thereof |
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| CN106996057A true CN106996057A (en) | 2017-08-01 |
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| US20110008606A1 (en) * | 2008-02-29 | 2011-01-13 | Xianlin Sun | Fluorescent anti-counterfeit fiber of which optical color is variable with irradiation angle of exciting light and anti-counterfeit material |
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| CN102892952A (en) * | 2011-01-11 | 2013-01-23 | 上海柯斯造纸防伪技术有限公司 | Anti-counterfeiting fiber, anti-counterfeiting paper containing anti-counterfeit fiber and manufacture method thereof |
| US20130147181A1 (en) * | 2010-07-29 | 2013-06-13 | Arjowiggins Security | Security Structure Including Phosphorescent and Fluorescent Compositions |
| CN104988798A (en) * | 2015-07-24 | 2015-10-21 | 中国人民银行印制科学技术研究所 | Anti-counterfeiting fiber and preparation method thereof |
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| CN101135127A (en) * | 2006-08-30 | 2008-03-05 | 孙显林 | Fluorescent anti-counterfeiting fiber and anti-counterfeiting material with changes in visual characteristics caused by changes in excitation light angle |
| US20110008606A1 (en) * | 2008-02-29 | 2011-01-13 | Xianlin Sun | Fluorescent anti-counterfeit fiber of which optical color is variable with irradiation angle of exciting light and anti-counterfeit material |
| CN102034086A (en) * | 2009-09-28 | 2011-04-27 | 上海柯斯造纸防伪技术有限公司 | An anti-counterfeiting method of random texture and its identifier |
| US20130147181A1 (en) * | 2010-07-29 | 2013-06-13 | Arjowiggins Security | Security Structure Including Phosphorescent and Fluorescent Compositions |
| CN102892952A (en) * | 2011-01-11 | 2013-01-23 | 上海柯斯造纸防伪技术有限公司 | Anti-counterfeiting fiber, anti-counterfeiting paper containing anti-counterfeit fiber and manufacture method thereof |
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Application publication date: 20170801 |