CN207391926U - A kind of anti-forge paper additive - Google Patents
A kind of anti-forge paper additive Download PDFInfo
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- CN207391926U CN207391926U CN201720433746.0U CN201720433746U CN207391926U CN 207391926 U CN207391926 U CN 207391926U CN 201720433746 U CN201720433746 U CN 201720433746U CN 207391926 U CN207391926 U CN 207391926U
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Abstract
The utility model is related to a kind of anti-forge paper additive, which at least has the region there are two different luminescence features, and the geometry or size in the different luminescence feature regions of the additive have randomness.The region of the different luminescence features of the additive emits the electromagnetic wave of different wave length or under the electromagnetic wave excitation of different wave length, emits the electromagnetic wave of phase co-wavelength or different wave length under the electromagnetic wave excitation of phase co-wavelength.The additive is attached in paper-making process in paper.
Description
Technical field
The utility model is related to a kind of anti-forge paper additives.
Background technology
It has been 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
Duplicating to forge plays the role of preferable, but with the high speed development of printing technology, fluoroleum ink is utilized by printing equipment
Brush fluorescence lines puppet Fluorescent falsification-preventing fiber 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, and does not solve the problems, such as fundamentally to carry out printing forgery using fluorescent ink.
Utility model content
The defects of in order to solve in the prior art, the purpose of this utility model is to provide a kind of anti-forge paper additive,
The additive at least has the region there are two different luminescence features.
In order to realize the purpose of this utility model, the technical solution of the utility model is as follows：
A kind of anti-forge paper additive, the additive at least have the region there are two different luminescence features.
In a preferred embodiment of the utility model, the additive has engraved structure, and the engraved structure refers to
The additive at least has that there are one discrete surface or the additives to have discrete area in cross-sectional direction
Domain.
In a preferred embodiment of the utility model, the additive has two layers and more than two layers of luminescent layer.
In a more preferred embodiment of the utility model, the region difference of two different luminescence features of the additive
Positioned at two luminescent layers of the additive.
In a more preferred embodiment of the utility model, there are different luminescence features in the additive luminescent layer
At least one region shape of region one or more of for word, symbol or figure.
In a more preferred embodiment of the utility model, set among the two-layer luminescent layer to exciting light and/or
Emit barrier layer of the light with interval action or in the two-layer luminescent layer addition to exciting light with the ultraviolet of absorption
Light absorbers, wherein the barrier layer is pantostrat or partial layer.
In a preferred embodiment of the utility model, the geometry in the different luminescence feature regions of the additive or
Size has randomness.
In a preferred embodiment of the utility model, the geometry or ruler in the luminescence feature region of different additives
It is very little that there is randomness.
In a preferred embodiment of the utility model, the geometry of the additive is annular, outer circle inner polygon,
It is outer polygon inner circle, outer polygon inner polygon, outer oval inner circle, word in oval, outer circle in outer circle, outer circle internal symbol, outer
One or more of ellipse in figure, outer oval inner polygon or outer polygon, is preferably annulus in circle.
In a preferred embodiment of the utility model, the region of the different luminescence features of the additive is in phase co-wavelength
Under electromagnetic wave excitation, emit the electromagnetic wave of different wave length or under the electromagnetic wave excitation of different wave length, emit phase co-wavelength or not
The electromagnetic wave of co-wavelength.
It is described at least to have in the region there are two different luminescence features extremely in a preferred embodiment of the utility model
A few region does not shine.
In a more preferred embodiment of the utility model, there are two the regions or one of different luminescence features at least one layer tool
There are two the region of different luminescence features, another layer at least has there are one light-emitting zone layer at least tool.
In a preferred embodiment of the utility model, the additive at least also includes a kind of pigment.
In a preferred embodiment of the utility model, the appearance biggest size of element of the additive is less than 15mm, excellent
Choosing is less than 10mm, more preferably less than 5mm.
The utility model provides anti-forge paper additive and is attached in paper-making process in paper, preferably at least two kinds tools
The anti-forge paper additive for having different luminescence features is attached in paper-making process in paper.
Anti-forge paper additive described in the utility model, which refers to, to be added in paper-making process in paper, and the additive is certainly
By falling bodies to horizontal plane, there is consistent orientation in paper.
Anti-forge paper additive described in the utility model also has substrate layer in addition to luminescence feature layer, and base material is
It polymerize species material, for example the polymer such as the paper of fiber-like or PP, PE, PA, PET, PBT, luminescent material can also be attached to
In polymer, luminescence feature layer is formed.
Anti-forge paper additive described in the utility model with hollow out geometry refers to the additive at least with one
A discrete surface or the additive have discrete region in cross-sectional direction.
The utility model has the anti-forge paper additive of two layers and more than two layers luminescence feature layer, to prevent from shining for two layers
Region lap position illuminant colour interferes with each other, and can take following method.First, it is set among two-layer luminescent layer to exciting light
And/or transmitting light has the barrier layer of interval action, second is that added in luminescent layer suitably has absorption to exciting light
Ultra-violet absorber, reduce and even eliminate exciting light to the excitation of another side or another layer of luminescent layer.
The anti-forge paper additive of the utility model at least has the region there are two different luminescence features, such as a kind of annulus
There is red, green fluorescence region on the same surface of paper additive, and the two regions are spaced.There is different shine in additive
The geometry or size of characteristic area are identical or different, have randomness.Luminous spy contained by different anti-forge paper additives
It is identical or different to levy geometry or the size in region, there is randomness.
The utility model has the anti-forge paper additive of hollow out geometry, and at least there are two different luminescence features for tool
Region, there are two luminescent layers for additive tool, it is characterised in that the region of the different luminescence features of the additive two is located at respectively
Two luminescent layers of additive, such as a kind of annular additive have red, green fluorescence region, and red, green fluorescence region is located at respectively to be added
In two luminescent layers for adding object.
The anti-forge paper additive with hollow out geometry of the utility model has in two luminescent layers of additive
It is word, symbol, figure to have at least one region shape in the region of different luminescence features, forms the addition of hollow out shape
Object.For example the red fluorescence that additive one side is full version, another side are the yellow fluorescence of English alphabet；Or a kind of shape is in ellipse
For the additive of English alphabet W, additive one side is the blue fluorescence of long wave ultraviolet excitation, and another side is short wave ultraviolet excitation
Yellow fluorescence.
The anti-forge paper additive of the utility model, the additive have the region of different luminescence features in phase co-wavelength electricity
Under magnetic wave excitation, the additive for emitting the electromagnetic wave of different wave length, such as a kind of geometry as empty square in outer circle exists
Under 365nm ultraviolet excitations, different zones send the red, fluorescence of yellow respectively.
The region of the different luminescence features of the anti-forge paper additive of the utility model identical wavelengths of electromagnetic excitation under,
Emit the electromagnetic wave of different wave length or under the electromagnetic wave excitation of different wave length, emit the electromagnetism of phase co-wavelength or different wave length
Ripple, for example there are three the paper additives in different luminescence feature regions, under 365nm ultraviolet excitations, first area for a kind of tool
Green fluorescence is sent, second area does not shine, but under 254nm ultraviolet excitations, first area does not shine, and second area is sent
Yellow fluorescence, the 3rd region do not have luminescence feature；Or the additive is respectively under 365nm and 254nm ultraviolet excitations,
One region always sends green fluorescence, and second area does not shine under 365nm ultraviolet excitations, in 254nm ultraviolet excitations
Under, second area sends yellow fluorescence.Or the additive, under 365nm ultraviolet excitations, first area sends red fluorescence,
Second area does not shine, and under 254nm ultraviolet excitations, first area does not shine, and second area sends red fluorescence.
A kind of anti-forge paper additive of the utility model, at least there are three region, two of which region has different
Luminescence feature, another region do not shine, non-luminous region be located among two luminous regions or with two it is luminous
Region is connected.
It is approximate rectangular anti-forge paper additive in heart that a kind of shape of the utility model, which is, at least with two layers
Structure wherein at least has region of the one layer of tool there are two different luminescence features, for example wherein one layer has red fluorescence and yellow
Two regions of fluorescence, another layer is not light-emitting zone, after the additive is added to paper in paper-making process, with 365nm's
Ultraviolet light is irradiated 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 shape of the utility model is that shape is pentagonal anti-forge paper additive in circle, has double-layer structure,
Wherein one layer at least there are two the region of different luminescence features, two light-emitting zones, one region green light, a region hairs for tool
Blue light, another layer at least has there are one light-emitting zone, for example glows.
A kind of shape of the utility model is that shape is pentagonal anti-forge paper additive in circle, has three-decker,
Two-layer luminescent layer and one layer of barrier layer, there are one layer of barrier layer among two-layer luminescent layer, the barrier layer can block visible ray and/
Or exciting light can be blocked, under ultraviolet excitation, the visible ray that two-layer luminescent layer is sent is not because the presence of barrier layer is interfere with each other.
The anti-forge paper additive of the utility model has three-decker, wherein be luminescent layer positioned at two layers of outside, hair
Photosphere does not contain other substances to exciting light with strong absorption, interlayer is barrier layer, the barrier in addition to luminescent material
Layer ensures visible ray that two-layer luminescent layer is sent because the presence of barrier layer does not interfere with each other for pantostrat；Or barrier layer is local
Layer, such as barrier layer exist in a graphical form, and region is contacted directly in the region of no barrier layer, that is, two-layer luminescent layer
Illuminant colour for two kinds of illuminant colours such as A, B superposition color C, and in region existing for barrier layer, the illuminant colour on additive two sides
For the illuminant colour such as A and B of each light emitting layer, that is to say, that additive two sides respectively tool there are two types of illuminant colour region, on one side for
A and C, another side are B and C.
The anti-forge paper additive of the utility model, appearance near colorless or its, general close with the color of paper fibre
It is copied be put into paper after, human eye can not distinguish the additive.Additive can not be told from paper in order to reach human eye
Purpose can make paper have obvious appearance color suitably by paper coloring.
The anti-forge paper additive of the utility model, at least also comprising a kind of pigment, pigment distribution is in different regions, face
The region of material distribution has visible appearance color.The electromagnetic wave of different zones transmitting specific wavelength under electromagnetic wave excitation.
There are two the region of different luminescence features, difference shines special for the anti-forge paper additive of the utility model, at least tool
Launch the identifiable visible ray of human eye under electromagnetic wave excitation in the region of sign.
The anti-forge paper additive of the utility model has certain physical dimension, and size too conference influences paper-making process,
The too small observation for being unfavorable for human eye of size.The appearance biggest size of element of the additive is less than 15mm, preferably smaller than 10mm, more excellent
Choosing is less than 5mm.
The anti-forge paper additive of the utility model, it is compatible with current paper technology in application process, it can be anti-
Pseudo- additive is mixed in a manner of fiber with paper pulp, is attached in paper-making process in paper.Especially it is noted that this practicality
The anti-forge paper additive combination of the different luminescence features of new at least two is added in paper together, increases the puppet of fake producer
Make difficulty.
The anti-forge paper additive of the utility model, after being added to paper, additive described in paper is extremely under visible light
The color in a few region is identical with paper, for example, at least one region of additive color it is identical with the color of paper or
Additive has certain color, but by adding in pigment in paper, the color of paper is adjusted to the additive extremely
The color in a few region is identical.
The anti-forge paper additive of the utility model, is attached to by papermaking in paper.Paper containing anti-fake additive
It can be applied to anti-counterfeit field in a manner of various marketable securities base materials, label, wrapping paper etc..
Description of the drawings
Fig. 1 is the annulus anti-forge paper additive in embodiment 1, and there are two send out tool respectively in 365nm ultraviolet excitations
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 is red to emit during 365nm ultraviolet excitations from 2 face direction of layer
Color fluorescence, Fig. 2 B are to emit yellow fluorescence, interior side's field emission from 1 face direction of layer 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 the annulus that the geometry in the different luminescence feature regions in embodiment 4 or size have 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
Under ripple excitation, emit the electromagnetic wave of phase co-wavelength or different wave length；
Fig. 6 A-6B are the annulus anti-forge paper additive of tool in embodiment 6 there are three different zones, two of which region
With different luminescence features, a region does not shine；
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 two regions with yellow fluorescence of transmitting are given, another layer does not shine；
Fig. 8 A-8B are the anti-forge paper additives in embodiment 8, which has double-layer structure, wherein one layer two
A region green light, another region blue light-emitting in region, such as Fig. 8 A, the region that there are one another layer of tools glows, such as
Fig. 8 B；
Fig. 9 A-9F are the anti-forge paper additives in embodiment 9, have 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 structure is shown in Fig. 9 E, Fig. 9 F respectively；
Figure 10 A-10B are the pentagonal anti-forge paper additive of outer circle 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, 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 is there are three different light-emitting zones, and there are two different light-emitting zones for another layer of luminescent layer；
Figure 11 A-11D are that the anti-forge paper for having annulus geometry and having two-layer luminescent layer in embodiment 11 adds
Object, wherein one layer is single light-emitting zone, there are three types of luminescent colors (Figure 11 A and Figure 11 B) for another layer；Wherein every layer there are 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).
Specific embodiment
The anti-forge paper additive production method of the utility model is illustrated by embodiment 1 and embodiment 2.
Embodiment 1
Anti-forge paper additive production method with annulus shape is that fluorescein ink and fluorescence mask green ink chromatography exist
In transparent plastic substrate or paper, then with YAG or carbon dioxide laser by printing cut into outer diameter be 5mm, internal diameter 3mm
Annulus shape anti-forge paper additive, as shown in Figure 1.There are two the areas of different luminescence features for anti-forge paper additive tool
Domain, in 365nm ultraviolet excitations, wherein region A transmitting red fluorescences, region B transmitting green fluorescences.
Embodiment 2
Anti-forge paper additive production method with engraved structure is that fluorescein ink is coated on transparent plastic substrate
Or on paper, it is then 3mm with fluorescence yellow ink printing outer diameter above, the annulus of internal diameter 1mm, is swashed with YAG or carbon dioxide
Printing is cut into the circular anti-forge paper additive of a diameter of 2.8mm by light device.The anti-forge paper additive has two-layer luminescent layer,
Its middle level 1 be hollow-out layer, layer 2 be pantostrat, two-layer luminescent layer include luminescent material, polymer, ultra-violet absorber and
Auxiliary agent, wherein the color sent for two layers differs.Fig. 2A is red glimmering to emit during 365nm ultraviolet excitations from 2 face direction of layer
Light, Fig. 2 B are to emit yellow fluorescence from 1 face direction of layer with circle ring area during 365nm ultraviolet excitations, and interior side's field emission is red
Fluorescence, Fig. 2 C are the cross-sectional view of the additive.
The production method of anti-forge paper additive in following embodiment is with embodiment 1 and embodiment 2, by the luminous face of difference
Printing is made in the fluorescent ink and/or isolation ink of color by way of being coated with and/or printing, in fluorescent ink as needed
Adding in ultraviolet absorber can make fluorescent ink play an important role of isolation ultraviolet simultaneously.Then YAG or carbon dioxide laser are used
Printing is cut into required specification.
Embodiment 3
With anti-forge paper additive of different shapes, wherein Fig. 3 A are with empty elliptical structure, the addition in foreign side
Object emits red, green, blue three fluorescence respectively under 365nm ultraviolet excitations, there are three region, another region does not shine；Figure
3B is the structure for having empty triangle in outer circle, and the additive is under 365nm ultraviolet excitations, there are six light-emitting zone, wherein
Two Areas emits yellow fluorescence, Two Areas transmitting green fluorescence, a field emission red fluorescence, a field emission indigo plant
Color fluorescence；Fig. 3 C are that have 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 are the English alphabet M of transmitting yellow fluorescence；Fig. 3 E are the anti-forge paper additions of empty square in outer circle
Object, additive tool is there are two the region of 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
Under excitation, for anti-forge paper additive that Fig. 4 A and Fig. 4 B are shown tool there are six light-emitting zone, 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 have 7
Light-emitting zone, in addition to two green areas and two blue regions, there are three red areas.Fig. 4 A-4C are shown anti-fake
The geometry or size in the different luminescence feature regions of paper additive are different, have 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, respectively under the electromagnetic wave excitation of 365nm and 254nm, two light-emitting zones divide the additive
Not Fa She blueness and yellow fluorescence, as shown in Figure 5A.There are three the anti-forge paper additive tool of geometry as shown in Figure 5 B
Different regions, the region among additive do not shine, and other two regions are swashed respectively in 365nm and 254nm ultraviolet lights
It gives, 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 under long wave ultraviolet light excitation
Light sends yellow fluorescence under short wave ultraviolet light excitation, and the region among additive does not shine.
Embodiment 6
For a kind of tool there are three the annulus anti-forge paper additive of different zones, two of which region has different luminous spies
Sign, a region does not shine.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
Among the region of green fluorescence, two red region phases with green fluorescence of transmitting of 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 have under 365nm ultraviolet excitations transmitting it is red
Two regions of color and yellow fluorescence, as shown in fig. 7, another layer does not shine 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, only one side is it is observed that the additive has in paper-making process
There are red and two light-emitting zones of yellow.
Embodiment 8
A kind of anti-forge paper additive with hollow pentagon shaped in outer circle, it have double-layer structure (wherein this two
Layer luminescent layer includes ultra-violet absorber), wherein light-emitting zone there are two one layer, under 365nm ultraviolet excitations, wherein
One region green light, another region blue light-emitting, such as Fig. 8 A, another layer of tool is there are one the region to glow, such as Fig. 8 B.
Embodiment 9
A kind of anti-forge paper additive, be outer circle in the hollow elliptical geometry of pentagon, have three-decker, two layers
Luminescent layer is pantostrat, and barrier layer contains ultra-violet absorber, and barrier layer is located among two-layer luminescent layer.When barrier layer is company
During subsequent layers, and every layer of luminescent layer has the region there are two different luminescence features, under 365nm ultraviolet excitations, wherein one layer
Two light-emitting zone difference transmitting greens (outer circle) and red fluorescence (interior pentagon), as shown in Figure 9 A, another layer of two hairs
Light region emits blue (outer circle) and yellow fluorescence (interior pentagon) respectively, as shown in Figure 9 B.When barrier layer is partial layer, and
The geometry of barrier layer is pentagon, wherein one layer contains there are two light-emitting zone, contains green fluorescent material in outer circle, interior five
Contain red fluorescence material in the shape of side, another layer contains there are two light-emitting zone, contains red fluorescence material, interior pentagon in outer circle
In contain green fluorescent material, under 365nm ultraviolet excitations, due to the presence of pentagon barrier layer, wherein one layer of luminescent layer
Pentagonal regions from another layer of luminescent layer transmitting light interference show red fluorescence, and outer circle is 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
Show green fluorescence, outer circle equally shows the superposition color yellow of 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 empty pentagon shaped in outer circle, wherein two-layer luminescent layer and barrier layer are
Pantostrat, as shown in Figure 10 A.Wherein one layer of luminescent layer is single light-emitting zone, and under 365nm ultraviolet excitations, transmitting is red
Fluorescence；Another layer is three different zones, and two regions are light-emitting zone, under 365nm ultraviolet excitations, respectively transmitting it is yellow,
Green fluorescence, another region are not light-emitting zone.The two-layer luminescent layer of Figure 10 B is pantostrat, and barrier layer is partial layer,
Under 365nm ultraviolet excitations, one layer of luminescent layer is there are three different light-emitting zones, and transmitting is red respectively, yellow and blue-fluorescence,
Another layer of luminescent layer is there are two different light-emitting zones, and transmitting green and fluorescent orange, another region are to ultraviolet light respectively
With the region of visible transparent, the transparent region is corresponding with the region of another surface launching yellow fluorescence, therefore with 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 annulus shape.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 the material that shines
Material is outer, also contains ultra-violet absorber；Another layer is red glimmering with yellow there are two field emission respectively there are three types of luminescent color
Light, this four regions are spaced, which also contains ultra-violet absorber in addition to luminescent material, this four regions are hollow out
Green fluorescence can be observed in hollow-out part in region.The anti-forge paper additive that Figure 11 C, 11D are shown has two-layer luminescent layer,
Every layer there are two the not light-emitting zone of light-emitting zone and two, and light-emitting zone and light-emitting zone is not spaced, each region contains
There is ultra-violet absorber, under 365nm ultraviolet excitations, wherein field emission red fluorescence there are two one layer, another two region
It does not shine, there are two field emission blue-fluorescence, another two region not shine another layer, light-emitting zone in first layer and does not send out
Light region is spaced, and the light-emitting zone of different layers and another layer of not light-emitting zone correspond.
Embodiment 12
In embodiment 1 there is the anti-forge paper additive of annulus shape, include viridine green in the A of region, region B is included
There is red pigment.Under visible light, region A is green, and region B is red, and in 365nm ultraviolet excitations, A transmittings in region are red
Color fluorescence, region B transmitting green fluorescences.The additive outer diameter is 3mm, internal diameter 2mm, thickness 50um.By the additive with
Paper pulp mixes, copy paper, dry, and paper sheet thickness 70um forms the paper containing the anti-fake additive of annulus, utilizes the paper printing
Marketable securities.
Embodiment 13
Appearance color described in embodiment 12 is red, green alternate anti-forge paper additive, and thickness 50um adds this
Object is added to copy to be put into paper, while red pigment is added in 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 emits red fluorescence, region B transmitting green fluorescences.
Claims (12)
1. a kind of anti-forge paper additive, which is characterized in that the additive at least has the region there are two different luminescence features,
Wherein, the region of the different luminescence features of the additive emits different wave length under the excitation of identical wavelengths of electromagnetic
Electromagnetic wave or under the electromagnetic wave excitation of different wave length, emits the electromagnetic wave of phase co-wavelength or different wave length,
The additive has engraved structure, and the engraved structure refers to that the additive at least has there are one discrete table
Face or the additive have discrete region in cross-sectional direction,
The additive has two layers and more than two layers of luminescent layer,
Set wherein among the two-layer luminescent layer has the barrier layer of interval action or in institute to exciting light and/or transmitting light
State the ultra-violet absorber for being added in two-layer luminescent layer and there is absorption to exciting light, wherein the barrier layer for pantostrat or
Partial layer.
2. anti-forge paper additive according to claim 1, which is characterized in that two differences of the additive shine spy
The region of sign is located at two luminescent layers of the additive respectively.
3. anti-forge paper additive according to claim 2, which is characterized in that have in the additive luminescent layer
At least one region shape of the region of different luminescence features is one or more of word, symbol or figure.
4. anti-forge paper additive according to claim 1, which is characterized in that the different luminescence feature areas of the additive
The geometry or size in domain have randomness.
5. anti-forge paper additive according to claim 1, which is characterized in that the luminescence feature region of different additives
Geometry or size have randomness.
6. anti-forge paper additive according to claim 1, which is characterized in that the geometry of the additive is ring
Shape, outer circle inner polygon, outer polygon inner circle, outer polygon inner polygon, outer oval inner circle, text in oval, outer circle in outer circle
Word, outer circle internal symbol, one or more of ellipse in figure, outer oval inner polygon or outer polygon in outer circle.
7. anti-forge paper additive according to claim 6, which is characterized in that the geometry of the additive is circle
Ring.
8. anti-forge paper additive according to claim 1, which is characterized in that there are two the different spies that shine for at least tool
At least one region in the region of sign does not shine.
9. anti-forge paper additive according to claim 1, which is characterized in that there are two the different spies that shine at least one layer tool
For at least tool of the region of sign or one layer there are two the region of different luminescence features, another layer at least has that there are one light-emitting zones.
10. anti-forge paper additive according to claim 1, which is characterized in that the appearance maximum geometry of the additive
Size is less than 15mm.
11. anti-forge paper additive according to claim 10, which is characterized in that the appearance maximum geometry of the additive
Size is less than 10mm.
12. anti-forge paper additive according to claim 11, which is characterized in that the appearance maximum geometry of the additive
Size is less than 5mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720433746.0U CN207391926U (en) | 2017-04-24 | 2017-04-24 | A kind of anti-forge paper additive |
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| CN201720433746.0U CN207391926U (en) | 2017-04-24 | 2017-04-24 | A kind of anti-forge paper additive |
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| CN207391926U true CN207391926U (en) | 2018-05-22 |
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| CN201720433746.0U Active CN207391926U (en) | 2017-04-24 | 2017-04-24 | A kind of anti-forge paper additive |
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| CN (1) | CN207391926U (en) |
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- 2017-04-24 CN CN201720433746.0U patent/CN207391926U/en active Active
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Effective date of registration: 20230104 Address after: 201400 Building 1, No.1 Haikun Road, Fengxian District, Shanghai Patentee after: Shanghai xianrang new materials partnership (L.P.) Patentee after: Shanghai Xianhuan Hi Tech New Materials Co.,Ltd. Address before: 201400 Building 1, No.1 Haikun Road, Fengxian District, Shanghai Patentee before: Shanghai xianrang new materials partnership (L.P.) |
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