CN105400294A - Temperature-variable chromogenic two-dimension code - Google Patents
Temperature-variable chromogenic two-dimension code Download PDFInfo
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- CN105400294A CN105400294A CN201511015081.3A CN201511015081A CN105400294A CN 105400294 A CN105400294 A CN 105400294A CN 201511015081 A CN201511015081 A CN 201511015081A CN 105400294 A CN105400294 A CN 105400294A
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- temperature
- quick response
- response code
- colour developing
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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
- 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
- C09D11/08—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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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention relates to the technical field of two-dimension codes, specifically to a temperature-variable chromogenic two-dimension code. The temperature-variable chromogenic two-dimension code comprises a two-dimension code body chromogenic according to temperature changes. The temperature-variable chromogenic two-dimension code is invisible or partially invisible in a normal state and only emerges under specific conditions; moreover, the temperature-variable chromogenic two-dimension code can repeatedly change its color and mask its shape, so novelty and anti-fake capability of the two-dimension code are improved.
Description
Technical field
The present invention relates to planar bar code technology field, be specifically related to a kind of temperature and become colour developing Quick Response Code.
Background technology
Exposed surperficial at commodity, 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.
Summary of the invention
In order to overcome the shortcoming and defect existed in prior art, a kind of temperature is the object of the present invention is to provide to become colour developing Quick Response Code, it is that stealth or local are stealthy under normal conditions that this temperature becomes colour developing Quick Response Code, only have and just can display under given conditions, and repeat variable color with stealthy, 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 temperature becomes colour developing Quick Response Code, and comprising can according to the Quick Response Code body of temperature variation colour developing.
It is that stealth or local are stealthy under normal conditions that temperature of the present invention becomes colour developing Quick Response Code, only has and just can display under given conditions, and repeats variable color and stealth, adds novelty and the anti-counterfeit capability of Quick Response Code.
Preferably, described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and it is obtained through being coated with that temperature change colour developing Quick Response Code becomes developing ink by temperature; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 40-60 part
TPU resin 20-30 part
Heat colour developing pigment 8-12 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
It is obtained through being coated with that Quick Response Code body of the present invention becomes developing ink by temperature, and control each raw material and weight proportion thereof that temperature becomes developing ink, and it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
Preferably, described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; It is obtained through being coated with by temperature change colour killing ink that temperature becomes colour killing pattern, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 40-60 part
TPU resin 20-30 part
Thermal discoloration pigment 8-12 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
Quick Response Code body of the present invention becomes colour killing ink through obtained by Quick Response Code and the temperature coating Quick Response Code upper surface, and controls the warm each raw material and the weight proportion thereof that become colour killing ink, and it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
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 it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
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, it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
Preferably, described heat colour developing pigment be colourless change rose red, colourless variable orifice sparrow phthalocyanine and colourless turn in emerald green pigment any one; The discoloring temperature of described heat colour developing pigment is 10-80 DEG C.
The present invention is 10-80 DEG C of heat colour developing pigment by adopting above-mentioned discoloring temperature, and its color developing effect is good, and it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
Adopt temperature to become developing ink and print Quick Response Code on paper in the mode of ink-jet or offset lithographic, this Quick Response Code is at normal temperatures in colourless stealthy state.
To the heating of pattern in 2 D code region, the colour developing of heat colour developing pigment, pattern in 2 D code displays, and adopts recognizing apparatus normally to identify 2 D code information; Cancel thermal source, temperature becomes and declines, and heat colour developing pigment reverts to colorless state, and Quick Response Code recovers stealthy state, Quick Response Code can be made repeatedly profiling with stealth by heating and cooling.
Preferably, described thermal discoloration pigment is any one in green bleach pigment, red bleach pigment and blue bleach pigment; The discoloring temperature of described thermal discoloration pigment is 10-80 DEG C.
The present invention is the thermal discoloration pigment of 10-80 DEG C by the above-mentioned discoloring temperature of employing, and its colour killing is effective, and it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
The printing of Quick Response Code, adopts common ink to print ordinary two dimensional code pattern in the mode of ink-jet or offset lithographic; Adopt temperature to become colour killing ink and on pattern in 2 D code, covers the new pattern of printing by pattern in 2 D code locally or all cover in the mode of offset printing or silk-screen.
To the heating of printing position, temperature becomes colour killing pattern color and disappears, and pattern in 2 D code displays, and adopts recognizing apparatus normally to identify 2 D code information; Cancel thermal source, temperature declines, and temperature becomes material and recovers color, and pattern in 2 D code is stealthy, cannot distinguish, the stealth of Quick Response Code and profilingly can repeatedly to carry out.
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 it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
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 it is effective that obtained temperature becomes colour developing two-dimension code anti-counterfeit.
Beneficial effect of the present invention is: it is that stealth or local are stealthy under normal conditions that temperature of the present invention becomes colour developing Quick Response Code, only has and just can display under given conditions, and repeats variable color and stealth, adds 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 temperature becomes colour developing Quick Response Code, and comprising can according to the Quick Response Code body of temperature variation colour developing.
Described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and temperature change colour developing Quick Response Code becomes developing ink by temperature and obtains; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 40 parts
TPU resin 20 parts
Heat colour developing pigment 8 parts
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 heat colour developing pigment is colourless change rose red; The discoloring temperature of described heat colour developing pigment is 10 DEG C.
Described auxiliary agent is polyethylene wax.
Described solvent is methylated spirit.
Embodiment 2
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and temperature change colour developing Quick Response Code becomes developing ink by temperature and obtains; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 45 parts
TPU resin 22 parts
Heat colour developing pigment 9 parts
Auxiliary agent 4.5 parts
Solvent 45 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 heat colour developing pigment is colourless change rose red; The discoloring temperature of described heat colour developing pigment is 30 DEG C.
Described auxiliary agent is cobaltic drier.
Described solvent is isophorone.
Embodiment 3
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and temperature change colour developing Quick Response Code becomes developing ink by temperature and obtains; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 50 parts
TPU resin 25 parts
Heat colour developing pigment 10 parts
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 heat colour developing pigment is colourless variable orifice sparrow phthalocyanine; The discoloring temperature of described heat colour developing pigment is 50 DEG C.
Described auxiliary agent is manganic drier.
Described solvent is ethyl acetate.
Embodiment 4
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and temperature change colour developing Quick Response Code becomes developing ink by temperature and obtains; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 55 parts
TPU resin 28 parts
Heat colour developing pigment 11 parts
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 heat colour developing pigment is colourless variable orifice sparrow phthalocyanine; The discoloring temperature of described heat colour developing pigment is 70 DEG C.
Described auxiliary agent is phthalic ester.
Described solvent is isopropyl acetate.
Embodiment 5
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and temperature change colour developing Quick Response Code becomes developing ink by temperature and obtains; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 60 parts
TPU resin 30 parts
Heat colour developing pigment 12 parts
Auxiliary agent 6 parts
Solvent 6 parts.
Described low-melting ink vehicle is soluble cotton.
Described TPU resin is that density is at 1.39g/cm
3, viscosity is at the urethane resin of 1400mPa.s.
Described heat colour developing pigment is colourlessly turn emerald green pigment; The discoloring temperature of described heat colour developing pigment is 80 DEG C.
Described auxiliary agent is in phenol salicylate.
Described solvent is any two kinds of mixtures formed with arbitrary proportion in methylated spirit, isophorone, ethyl acetate and isopropyl acetate.
Embodiment 6
The difference of the present embodiment and above-described embodiment 1 is:
Described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; Temperature becomes colour killing pattern and is obtained by temperature change colour killing ink, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 40 parts
TPU resin 20 parts
Thermal discoloration pigment 8 parts
Auxiliary agent 4 parts
Solvent 4 parts.
Described thermal discoloration pigment is green bleach pigment; The discoloring temperature of described thermal discoloration pigment is 10 DEG C.
Embodiment 7
The difference of the present embodiment and above-described embodiment 2 is:
Described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; Temperature becomes colour killing pattern and is obtained by temperature change colour killing ink, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 45 parts
TPU resin 22 parts
Thermal discoloration pigment 9 parts
Auxiliary agent 4.5 parts
Solvent 4.5 parts.
Described thermal discoloration pigment is green bleach pigment; The discoloring temperature of described thermal discoloration pigment is 30 DEG C.
Embodiment 8
The difference of the present embodiment and above-described embodiment 3 is:
Described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; Temperature becomes colour killing pattern and is obtained by temperature change colour killing ink, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 50 parts
TPU resin 25 parts
Thermal discoloration pigment 10 parts
Auxiliary agent 5 parts
Solvent 5 parts.
Described thermal discoloration pigment is red bleach pigment; The discoloring temperature of described thermal discoloration pigment is 50 DEG C.
Embodiment 9
The difference of the present embodiment and above-described embodiment 4 is:
Described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; Temperature becomes colour killing pattern and is obtained by temperature change colour killing ink, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 55 parts
TPU resin 28 parts
Thermal discoloration pigment 11 parts
Auxiliary agent 5.5 parts
Solvent 5.5 parts.
Described thermal discoloration pigment is red bleach pigment; The discoloring temperature of described thermal discoloration pigment is 70 DEG C.
Embodiment 10
The difference of the present embodiment and above-described embodiment 5 is:
Described Quick Response Code body comprises Quick Response Code and fits in the temperature change colour killing pattern on Quick Response Code surface; Temperature becomes colour killing pattern and is obtained by temperature change colour killing ink, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 60 parts
TPU resin 30 parts
Thermal discoloration pigment 12 parts
Auxiliary agent 6 parts
Solvent 6 parts.
Described thermal discoloration pigment is blue bleach pigment; The discoloring temperature of described thermal discoloration pigment is 80 DEG C.
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 (9)
1. temperature becomes a colour developing Quick Response Code, it is characterized in that: comprising can according to the Quick Response Code body of temperature variation colour developing.
2. a kind of temperature according to claim 1 becomes colour developing Quick Response Code, it is characterized in that: described Quick Response Code body is that temperature becomes colour developing Quick Response Code, and it is obtained through being coated with that temperature change colour developing Quick Response Code becomes developing ink by temperature; Described temperature becomes the raw material that developing ink comprises following weight part:
Binder 40-60 part
TPU resin 20-30 part
Heat colour developing pigment 8-12 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
3. a kind of temperature according to claim 1 becomes colour developing Quick Response Code, it is characterized in that: described Quick Response Code body comprises Quick Response Code and becomes colour killing pattern with the temperature fitting in Quick Response Code surface; It is obtained through being coated with by temperature change colour killing ink that temperature becomes colour killing pattern, and described temperature becomes the raw material that colour killing ink comprises following weight part:
Binder 40-60 part
TPU resin 20-30 part
Thermal discoloration pigment 8-12 part
Auxiliary agent 4-6 part
Solvent 4-6 part.
4. the one temperature according to Claims 2 or 3 becomes colour developing Quick Response Code, it 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 one temperature according to Claims 2 or 3 becomes colour developing Quick Response Code, it 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. a kind of temperature according to claim 2 becomes colour developing Quick Response Code, it is characterized in that: described heat colour developing pigment is colourless change rose red, colourless variable orifice sparrow phthalocyanine and colourless turn in emerald green pigment any one; The discoloring temperature of described heat colour developing pigment is 10-80 DEG C.
7. a kind of temperature according to claim 3 becomes colour developing Quick Response Code, it is characterized in that: described thermal discoloration pigment is any one in green bleach pigment, red bleach pigment and blue bleach pigment; The discoloring temperature of described thermal discoloration pigment is 10-80 DEG C.
8. the one temperature according to Claims 2 or 3 becomes colour developing Quick Response Code, it is characterized in that: described auxiliary agent is at least one in polyethylene wax, cobaltic drier, manganic drier, phthalic ester and phenol salicylate.
9. the one temperature according to Claims 2 or 3 becomes colour developing Quick Response Code, it is characterized in that: described solvent is at least one in methylated spirit, isophorone, ethyl acetate and isopropyl acetate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511015081.3A CN105400294A (en) | 2015-12-31 | 2015-12-31 | Temperature-variable chromogenic two-dimension code |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511015081.3A CN105400294A (en) | 2015-12-31 | 2015-12-31 | Temperature-variable chromogenic two-dimension code |
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| CN105400294A true CN105400294A (en) | 2016-03-16 |
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| CN201511015081.3A Pending CN105400294A (en) | 2015-12-31 | 2015-12-31 | Temperature-variable chromogenic two-dimension code |
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Cited By (8)
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| CN105976007A (en) * | 2016-05-04 | 2016-09-28 | 郝迎春 | Anti-fake QR code, manufacturing method thereof and anti-fake verification method |
| CN106779734A (en) * | 2016-11-28 | 2017-05-31 | 乔兆宝 | A kind of method for anti-counterfeit based on Quick Response Code |
| CN107722727A (en) * | 2017-09-30 | 2018-02-23 | 浙江三赢新材料有限公司 | The product of heat discoloration ability is obtained by mode of printing |
| CN107987615A (en) * | 2018-01-09 | 2018-05-04 | 永发印务(东莞)有限公司 | A kind of water-based stereo anti-fake color shifting ink of Quick Response Code |
| 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 |
| CN108460444A (en) * | 2018-02-28 | 2018-08-28 | 华南理工大学 | A kind of inverse thermochromic double exposure double-layer showing Quick Response Code and preparation method thereof |
| CN110922809A (en) * | 2019-11-29 | 2020-03-27 | 英科·卡乐油墨(苏州)有限公司 | Ink for film inner paste |
| CN114654903A (en) * | 2022-03-25 | 2022-06-24 | 安徽维森智能识别材料有限公司 | Anti-counterfeiting thermal transfer ribbon for textile |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105976007A (en) * | 2016-05-04 | 2016-09-28 | 郝迎春 | Anti-fake QR code, manufacturing method thereof and anti-fake verification method |
| CN106779734A (en) * | 2016-11-28 | 2017-05-31 | 乔兆宝 | A kind of method for anti-counterfeit based on Quick Response Code |
| CN107722727A (en) * | 2017-09-30 | 2018-02-23 | 浙江三赢新材料有限公司 | The product of heat discoloration ability is obtained by mode of printing |
| 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 |
| CN107987615A (en) * | 2018-01-09 | 2018-05-04 | 永发印务(东莞)有限公司 | A kind of water-based stereo anti-fake color shifting ink of Quick Response Code |
| CN107987615B (en) * | 2018-01-09 | 2021-02-09 | 永发印务(东莞)有限公司 | Water-based three-dimensional anti-counterfeiting color-changing ink for two-dimensional code |
| CN108460444A (en) * | 2018-02-28 | 2018-08-28 | 华南理工大学 | A kind of inverse thermochromic double exposure double-layer showing Quick Response Code and preparation method thereof |
| WO2019165797A1 (en) * | 2018-02-28 | 2019-09-06 | 华南理工大学 | Reverse thermochromic overprinted dual-layer displayed two-dimensional code and preparation method therefor |
| CN108460444B (en) * | 2018-02-28 | 2020-11-24 | 华南理工大学 | Reverse thermochromic overprinting double-layer display two-dimensional code and preparation method thereof |
| CN110922809A (en) * | 2019-11-29 | 2020-03-27 | 英科·卡乐油墨(苏州)有限公司 | Ink for film inner paste |
| CN114654903A (en) * | 2022-03-25 | 2022-06-24 | 安徽维森智能识别材料有限公司 | Anti-counterfeiting thermal transfer ribbon for textile |
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