CN105419487A - Irreversible and invisible two-dimensional code - Google Patents
Irreversible and invisible two-dimensional code Download PDFInfo
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- CN105419487A CN105419487A CN201511015080.9A CN201511015080A CN105419487A CN 105419487 A CN105419487 A CN 105419487A CN 201511015080 A CN201511015080 A CN 201511015080A CN 105419487 A CN105419487 A CN 105419487A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/50—Sympathetic, colour changing or similar inks
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/06—Printing inks based on fatty oils
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/08—Printing inks based on natural resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
- C09D11/103—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds of aldehydes, e.g. phenol-formaldehyde resins
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/14—Printing inks based on carbohydrates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/06009—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking
- G06K19/06037—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code with optically detectable marking multi-dimensional coding
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- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention relates to the two-dimensional code technology field, and concretely relates to an irreversible and invisible two-dimensional code. The irreversible and invisible two-dimensional code comprises a two-dimensional code body which can perform color development irreversibly according to temperature or pressure change. The irreversible and invisible two-dimensional code is invisible or partly invisible at a normal state, and can emerge only in specific conditions. The two-dimensional code is irreversible, the two-dimensional code is unrecoverable after color development in specific conditions, and the novelty and the anti-counterfeiting ability of the two-dimensional code are raised.
Description
Technical field
The present invention relates to planar bar code technology field, be specifically related to a kind of irreversible invisible two-dimensional codes.
Background technology
Quick Response Code traditional is at present all the surface being printed on Packaging material by common ink, this Quick Response Code is exposed on commodity surface, can be identified under any state, this common printed Quick Response Code being does not have identification restriction and anti-counterfeit capability, and this makes the ability of Quick Response Code in commodity counterfeit prevention be restricted; Exposed Quick Response Code destroys the whole design for aesthetic of commodity packaging simultaneously.This patent proposes a kind of irreversible temperature-sensitive or pressure sensitive of adopting and prepares invisible two-dimensional codes, and compared to conventional two-dimensional code, this technique makes.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, the object of the present invention is to provide a kind of irreversible invisible two-dimensional codes, this irreversible invisible two-dimensional codes is that stealth or local are stealthy under normal conditions, only have and just can display under given conditions, and this Quick Response Code is irreversible, under given conditions after colour developing, and irrecoverable, add novelty and the anti-counterfeit capability of Quick Response Code.
Object of the present invention is achieved through the following technical solutions: a kind of irreversible invisible two-dimensional codes, and comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Irreversible invisible two-dimensional codes of the present invention is that stealth or local are stealthy under normal conditions, only have and just can display under given conditions, and this Quick Response Code is irreversible, under given conditions after colour developing, and irrecoverable, add novelty and the anti-counterfeit capability of Quick Response Code.
Preferably, described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 40-60 part
TPU resin 20-30 part
Colour developing pigment 8-12 part can not be become by inversion
Auxiliary agent 4-6 part
Solvent 4-6 part.
Quick Response Code body of the present invention by can not inversion to become developing ink obtained through being coated with, and control to become each raw material of developing ink and weight proportion thereof by inversion, obtained irreversible invisible two-dimensional codes antifalse effect is good.
Another is preferred, and described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 40-60 part
TPU resin 20-30 part
Irreversible pressure-sensitive colour developing pigment 8-12 part
Developer 4-6 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
Quick Response Code body of the present invention is obtained through being coated with by irreversible pressure-sensitive developing ink, and controls each raw material and the weight proportion thereof of irreversible pressure-sensitive developing ink, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, described low-melting ink vehicle is at least one in oleum lini, polyvalent alcohol Gum Rosin, resol, modified phenolic resins, epoxy resin, maleic resin and soluble cotton.The present invention is by adopting above-mentioned low-melting ink vehicle, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, described TPU resin is that density is at 1.33-1.39g/cm
3, viscosity is at the urethane resin of 1000-1400mPa.s.The present invention is by adopting density at 1.33-1.39g/cm
3, viscosity at the urethane resin of 1000-1400mPa.s as TPU resin, obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, described auxiliary agent is at least one in polyethylene wax, cobaltic drier, manganic drier, phthalic ester and phenol salicylate.The present invention is by adopting above-mentioned auxiliary agent, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, described solvent is at least one in methylated spirit, isophorone, ethyl acetate and isopropyl acetate.The present invention is by adopting above-mentioned solvent, and its solute effect is good, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, describedly can not become that colour developing pigment is irreversible colourless change large red pigment, any one in irreversible colourless change rose pigment, irreversible colourless change blue pigments, the blackish green pigment of irreversible colourless change, irreversible colourless change brown, the irreversible colourless pigment that turns black, irreversible colourless change yellow ultramarine and irreversible colourless variable orifice sparrow veridian by inversion; Described can not inversion become colour developing pigment discoloring temperature be 65 DEG C, 80 DEG C or 100 DEG C.The present invention above-mentionedly can not become colour developing pigment by inversion by adopting, and to control its discoloring temperature be 65 DEG C, 80 DEG C or 100 DEG C, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Employing can not print Quick Response Code on paper in the mode of ink-jet or silk-screen by inversion change developing ink, and this Quick Response Code is at normal temperatures in colourless stealthy state, and now Quick Response Code cannot be identified, and Quick Response Code can be prevented by situation about maliciously reading.
To the heating of pattern in 2 D code region, hot phenotype temperature becomes material colour developing, and pattern in 2 D code displays, and adopts recognizing apparatus normally to identify 2 D code information; This pattern in 2 D code is irreversible colour developing type, and after colour developing, pattern can not disappear, and the antiforge function showing this Quick Response Code uses, and cannot reuse again.
Preferably, described irreversible pressure-sensitive colour developing pigment is any one in irreversible pressure-sensitive aobvious red microcapsule, irreversible pressure-sensitive aobvious black microcapsule and irreversible pressure-sensitive aobvious blue microcapsule.The present invention is by adopting above-mentioned irreversible pressure-sensitive colour developing pigment, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Preferably, described developer is at least one in dihydroxyphenyl propane, resol and alkylated salicylamide acid resin.The present invention is by adopting above-mentioned developer, and its pressure-sensitive color developing effect is good, and obtained irreversible invisible two-dimensional codes antifalse effect is good.
Adopt irreversible pressure-sensitive developing ink to print Quick Response Code on paper in the mode of ink-jet or silk-screen, this Quick Response Code is at normal temperatures in colourless stealthy state, and now Quick Response Code cannot be identified, and Quick Response Code can be prevented by situation about maliciously reading.
Apply pressure to pattern in 2 D code region, pressure sensitive and developer material generation color reaction, pattern in 2 D code displays, and adopts recognizing apparatus normally to identify 2 D code information; This pattern in 2 D code is irreversible colour developing type, and after colour developing, pattern can not disappear, and the antiforge function showing this Quick Response Code uses, and cannot reuse again.
Beneficial effect of the present invention is: irreversible invisible two-dimensional codes of the present invention is that stealth or local are stealthy under normal conditions, only have and just can display under given conditions, and this Quick Response Code is irreversible, under given conditions after colour developing, and irrecoverable, add novelty and the anti-counterfeit capability of Quick Response Code.
Embodiment
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment, the present invention is further illustrated, and the content that embodiment is mentioned not is limitation of the invention.
Embodiment 1
A kind of irreversible invisible two-dimensional codes, comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 40 parts
TPU resin 20 parts
Colour developing pigment 8 parts can not be become by inversion
Auxiliary agent 4 parts
Solvent 4 parts.
Described low-melting ink vehicle is polyvalent alcohol Gum Rosin.
Described TPU resin is that density is at 1.33g/cm
3, viscosity is at the urethane resin of 1000mPa.s.
Described auxiliary agent is polyethylene wax.
Described solvent is methylated spirit.
Described can not inversion change colour developing pigment be irreversible colourless change large red pigment or irreversible colourless change rose pigment; Described can not inversion become colour developing pigment discoloring temperature be 65 DEG C.
Embodiment 2
A kind of irreversible invisible two-dimensional codes, comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 45 parts
TPU resin 22 parts
Colour developing pigment 9 parts can not be become by inversion
Auxiliary agent 4.5 parts
Solvent 4.5 parts.
Described low-melting ink vehicle is resol.
Described TPU resin is that density is at 1.34g/cm
3, viscosity is at the urethane resin of 1100mPa.s.
Described auxiliary agent is cobaltic drier.
Described solvent is isophorone.
Described can not inversion change colour developing pigment be irreversible colourless change blue pigments or the blackish green pigment of irreversible colourless change; Described can not inversion become colour developing pigment discoloring temperature be 80 DEG C.
Embodiment 3
A kind of irreversible invisible two-dimensional codes, comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 50 parts
TPU resin 25 parts
Colour developing pigment 10 parts can not be become by inversion
Auxiliary agent 5 parts
Solvent 5 parts.
Described low-melting ink vehicle is modified phenolic resins.
Described TPU resin is that density is at 1.36g/cm
3, viscosity is at the urethane resin of 1200mPa.s.
Described auxiliary agent is manganic drier.
Described solvent is ethyl acetate.
Described can not inversion change colour developing pigment be irreversible colourless change brown or the irreversible colourless pigment that turns black; Described can not inversion become colour developing pigment discoloring temperature be 100 DEG C.
Embodiment 4
A kind of irreversible invisible two-dimensional codes, comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 55 parts
TPU resin 28 parts
Colour developing pigment 11 parts can not be become by inversion
Auxiliary agent 5.5 parts
Solvent 5.5 parts.
Described low-melting ink vehicle is epoxy resin or maleic resin.
Described TPU resin is that density is at 1.38g/cm
3, viscosity is at the urethane resin of 1300mPa.s.
Described auxiliary agent is phthalic ester.
Described solvent is isopropyl acetate.
Described can not inversion change colour developing pigment be irreversible colourless change yellow ultramarine or irreversible colourless variable orifice sparrow veridian; Described can not inversion become colour developing pigment discoloring temperature be 65 DEG C.
Embodiment 5
A kind of irreversible invisible two-dimensional codes, comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
Described Quick Response Code body is can not become colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 60 parts
TPU resin 30 parts
Colour developing pigment 12 parts can not be become by inversion
Auxiliary agent 6 parts
Solvent 6 parts.
Described low-melting ink vehicle is the mixture of at least two kinds of compositions in oleum lini, polyvalent alcohol Gum Rosin, resol, modified phenolic resins, epoxy resin, maleic resin and soluble cotton.
Described TPU resin is that density is at 1.39g/cm
3, viscosity is at the urethane resin of 1400mPa.s.
Described auxiliary agent be in polyethylene wax, cobaltic drier, manganic drier, phthalic ester and phenol salicylate at least two kinds composition mixtures.
Described solvent be in methylated spirit, isophorone, ethyl acetate and isopropyl acetate at least two kinds composition mixtures.
Describedly can not become that colour developing pigment is irreversible colourless change large red pigment, any one in irreversible colourless change rose pigment, irreversible colourless change blue pigments, the blackish green pigment of irreversible colourless change, irreversible colourless change brown, the irreversible colourless pigment that turns black, irreversible colourless change yellow ultramarine and irreversible colourless variable orifice sparrow veridian by inversion; Described can not inversion become colour developing pigment discoloring temperature be 80 DEG C.
Embodiment 6
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 40 parts
TPU resin 20 parts
Irreversible pressure-sensitive colour developing pigment 8 parts
Developer 4 parts
Auxiliary agent 4 parts
Solvent 4 parts.
Described irreversible pressure-sensitive colour developing pigment is irreversible pressure-sensitive aobvious red microcapsule.
Described developer is dihydroxyphenyl propane.
Embodiment 7
The difference of the present embodiment and above-described embodiment 2 is:
Described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 45 parts
TPU resin 22 parts
Irreversible pressure-sensitive colour developing pigment 9 parts
Developer 4.5 parts
Auxiliary agent 4.5 parts
Solvent 4.5 parts.
Described irreversible pressure-sensitive colour developing pigment is irreversible pressure-sensitive aobvious black microcapsule.
Described developer is resol.
Embodiment 8
The difference of the present embodiment and above-described embodiment 3 is:
Described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 50 parts
TPU resin 25 parts
Irreversible pressure-sensitive colour developing pigment 10 parts
Developer 5 parts
Auxiliary agent 5 parts
Solvent 5 parts.
Described irreversible pressure-sensitive colour developing pigment is irreversible pressure-sensitive aobvious black microcapsule.
Described developer is alkylated salicylamide acid resin.
Embodiment 9
The difference of the present embodiment and above-described embodiment 4 is:
Described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 55 parts
TPU resin 28 parts
Irreversible pressure-sensitive colour developing pigment 11 parts
Developer 5.5 parts
Auxiliary agent 5.5 parts
Solvent 5.5 parts.
Described irreversible pressure-sensitive colour developing pigment is irreversible pressure-sensitive aobvious red microcapsule.
Described developer is dihydroxyphenyl propane.
Embodiment 10
The difference of the present embodiment and above-described embodiment 5 is:
Described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, and irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 60 parts
TPU resin 30 parts
Irreversible pressure-sensitive colour developing pigment 12 parts
Developer 6 parts
Auxiliary agent 6 parts
Solvent 6 parts.
Described irreversible pressure-sensitive colour developing pigment is irreversible pressure-sensitive aobvious blue microcapsule.
Described developer is the mixture of at least two kinds of compositions in dihydroxyphenyl propane, resol and alkylated salicylamide acid resin.
Irreversible invisible two-dimensional codes of the present invention is that stealth or local are stealthy under normal conditions, only have and just can display under given conditions, and this Quick Response Code is irreversible, under given conditions after colour developing, and irrecoverable, add novelty and the anti-counterfeit capability of Quick Response Code.
Above-described embodiment is the present invention's preferably implementation, and in addition, the present invention can also realize by alternate manner, and any apparent replacement is all within protection scope of the present invention without departing from the inventive concept of the premise.
Claims (10)
1. an irreversible invisible two-dimensional codes, is characterized in that: comprising can according to the Quick Response Code body of temperature or the irreversible colour developing of pressure change.
2. the irreversible invisible two-dimensional codes of one according to claim 1, it is characterized in that: described Quick Response Code body is for becoming colour developing Quick Response Code by inversion, can not inversion become colour developing Quick Response Code by can not inversion to become developing ink obtained through printing, describedly can not to become developing ink and comprise the raw material of following weight part by inversion:
Binder 40-60 part
TPU resin 20-30 part
Colour developing pigment 8-12 part can not be become by inversion
Auxiliary agent 4-6 part
Solvent 4-6 part.
3. the irreversible invisible two-dimensional codes of one according to claim 1, it is characterized in that: described Quick Response Code body is irreversible pressure-sensitive colour developing Quick Response Code, irreversible pressure-sensitive colour developing Quick Response Code is obtained through printing by irreversible pressure-sensitive developing ink, and described irreversible pressure-sensitive developing ink comprises the raw material of following weight part:
Binder 40-60 part
TPU resin 20-30 part
Irreversible pressure-sensitive colour developing pigment 8-12 part
Developer 4-6 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
4. the irreversible invisible two-dimensional codes of the one according to Claims 2 or 3, is characterized in that: described low-melting ink vehicle is at least one in oleum lini, polyvalent alcohol Gum Rosin, resol, modified phenolic resins, epoxy resin, maleic resin and soluble cotton.
5. the irreversible invisible two-dimensional codes of the one according to Claims 2 or 3, is characterized in that: described TPU resin is that density is at 1.33-1.39g/cm
3, viscosity is at the urethane resin of 1000-1400mPa.s.
6. the irreversible invisible two-dimensional codes of the one according to Claims 2 or 3, is characterized in that: described auxiliary agent is at least one in polyethylene wax, cobaltic drier, manganic drier, phthalic ester and phenol salicylate.
7. the irreversible invisible two-dimensional codes of the one according to Claims 2 or 3, is characterized in that: described solvent is at least one in methylated spirit, isophorone, ethyl acetate and isopropyl acetate.
8. the irreversible invisible two-dimensional codes of one according to claim 2, is characterized in that: describedly can not become that colour developing pigment is irreversible colourless change large red pigment, any one in irreversible colourless change rose pigment, irreversible colourless change blue pigments, the blackish green pigment of irreversible colourless change, irreversible colourless change brown, the irreversible colourless pigment that turns black, irreversible colourless change yellow ultramarine and irreversible colourless variable orifice sparrow veridian by inversion; Described can not inversion become colour developing pigment discoloring temperature be 65 DEG C, 80 DEG C or 100 DEG C.
9. the irreversible invisible two-dimensional codes of one according to claim 3, is characterized in that: described irreversible pressure-sensitive colour developing pigment is any one in irreversible pressure-sensitive aobvious red microcapsule, irreversible pressure-sensitive aobvious black microcapsule and irreversible pressure-sensitive aobvious blue microcapsule.
10. the irreversible invisible two-dimensional codes of one according to claim 3, is characterized in that: described developer is at least one in dihydroxyphenyl propane, resol and alkylated salicylamide acid resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511015080.9A CN105419487A (en) | 2015-12-31 | 2015-12-31 | Irreversible and invisible two-dimensional code |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511015080.9A CN105419487A (en) | 2015-12-31 | 2015-12-31 | Irreversible and invisible two-dimensional code |
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| CN105419487A true CN105419487A (en) | 2016-03-23 |
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| CN201511015080.9A Pending CN105419487A (en) | 2015-12-31 | 2015-12-31 | Irreversible and invisible two-dimensional code |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106585164A (en) * | 2016-11-30 | 2017-04-26 | 东莞市天眼网络科技有限公司 | Method for generating anti-counterfeit grain and anti-counterfeit printed matter |
| CN107247986A (en) * | 2017-06-23 | 2017-10-13 | 邓学胜 | Figure code anti-fake card, figure code anti-fake system and figure code anti-counterfeiting method |
| CN107798544A (en) * | 2017-09-28 | 2018-03-13 | 邓学胜 | Anti-fake card, Antiforge system, the manufacture method of anti-fake processing method and anti-fake card |
| CN108084798A (en) * | 2017-12-28 | 2018-05-29 | 江苏乐彩印刷材料有限公司 | A kind of preparation method of temperature-sensitive anti-forgery ink |
| CN108198961A (en) * | 2017-12-29 | 2018-06-22 | 东莞力朗电池科技有限公司 | A kind of exceeded detection coating of surface temperature of lithium ion battery |
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| CN108830365A (en) * | 2018-05-23 | 2018-11-16 | 中国联合网络通信集团有限公司 | A kind of two dimensional code processing unit and method |
| CN108830365B (en) * | 2018-05-23 | 2021-06-04 | 中国联合网络通信集团有限公司 | Two-dimensional code processing device and method |
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