CN110423517A - Sunlight-variable anti-counterfeiting ink - Google Patents
Sunlight-variable anti-counterfeiting ink Download PDFInfo
- Publication number
- CN110423517A CN110423517A CN201910629155.4A CN201910629155A CN110423517A CN 110423517 A CN110423517 A CN 110423517A CN 201910629155 A CN201910629155 A CN 201910629155A CN 110423517 A CN110423517 A CN 110423517A
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- parts
- counterfeiting
- ink
- printing ink
- false proof
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005291 magnetic effect Effects 0.000 claims abstract description 28
- 239000000049 pigment Substances 0.000 claims abstract description 27
- 239000011347 resin Substances 0.000 claims abstract description 14
- 229920005989 resin Polymers 0.000 claims abstract description 14
- 239000004641 Diallyl-phthalate Substances 0.000 claims abstract description 10
- QUDWYFHPNIMBFC-UHFFFAOYSA-N bis(prop-2-enyl) benzene-1,2-dicarboxylate Chemical compound C=CCOC(=O)C1=CC=CC=C1C(=O)OCC=C QUDWYFHPNIMBFC-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000006184 cosolvent Substances 0.000 claims abstract description 9
- -1 hydroxy acid ester Chemical class 0.000 claims abstract description 6
- 238000007639 printing Methods 0.000 claims description 27
- 239000000839 emulsion Substances 0.000 claims description 10
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 10
- 150000001261 hydroxy acids Chemical class 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 7
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical group O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 6
- 238000005660 chlorination reaction Methods 0.000 claims description 6
- CUYTYLVEYFUAAX-UHFFFAOYSA-N 4-methylbenzenesulfonic acid;sodium Chemical compound [Na].CC1=CC=C(S(O)(=O)=O)C=C1 CUYTYLVEYFUAAX-UHFFFAOYSA-N 0.000 claims description 5
- DQMUQFUTDWISTM-UHFFFAOYSA-N O.[O-2].[Fe+2].[Fe+2].[O-2] Chemical compound O.[O-2].[Fe+2].[Fe+2].[O-2] DQMUQFUTDWISTM-UHFFFAOYSA-N 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- VVNRQZDDMYBBJY-UHFFFAOYSA-M sodium 1-[(1-sulfonaphthalen-2-yl)diazenyl]naphthalen-2-olate Chemical compound [Na+].C1=CC=CC2=C(S([O-])(=O)=O)C(N=NC3=C4C=CC=CC4=CC=C3O)=CC=C21 VVNRQZDDMYBBJY-UHFFFAOYSA-M 0.000 claims description 3
- 239000004408 titanium dioxide Substances 0.000 claims description 3
- NDKWCCLKSWNDBG-UHFFFAOYSA-N zinc;dioxido(dioxo)chromium Chemical compound [Zn+2].[O-][Cr]([O-])(=O)=O NDKWCCLKSWNDBG-UHFFFAOYSA-N 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 1
- 125000003118 aryl group Chemical group 0.000 claims 1
- WQPDQJCBHQPNCZ-UHFFFAOYSA-N cyclohexa-2,4-dien-1-one Chemical compound O=C1CC=CC=C1 WQPDQJCBHQPNCZ-UHFFFAOYSA-N 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 230000008859 change Effects 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 11
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000005389 magnetism Effects 0.000 abstract description 4
- 230000009977 dual effect Effects 0.000 abstract description 2
- 239000012752 auxiliary agent Substances 0.000 abstract 1
- 150000003460 sulfonic acids Chemical class 0.000 abstract 1
- 239000000976 ink Substances 0.000 description 49
- 239000000654 additive Substances 0.000 description 8
- 230000000996 additive effect Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 235000013399 edible fruits Nutrition 0.000 description 5
- 238000007711 solidification Methods 0.000 description 5
- 230000008023 solidification Effects 0.000 description 5
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 239000004925 Acrylic resin Substances 0.000 description 3
- 229920000178 Acrylic resin Polymers 0.000 description 3
- SRSXLGNVWSONIS-UHFFFAOYSA-N benzenesulfonic acid Chemical compound OS(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-N 0.000 description 3
- 229940092714 benzenesulfonic acid Drugs 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 239000003973 paint Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229940056319 ferrosoferric oxide Drugs 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 241000122205 Chamaeleonidae Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Natural products CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 240000004343 Indigofera suffruticosa Species 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000006071 cream Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 125000005909 ethyl alcohol group Chemical group 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000006210 lotion Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000001054 red pigment Substances 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000010076 replication Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- JOXIMZWYDAKGHI-UHFFFAOYSA-N toluene-4-sulfonic acid Chemical compound CC1=CC=C(S(O)(=O)=O)C=C1 JOXIMZWYDAKGHI-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention provides a sunlight-variable anti-counterfeiting ink, and relates to anti-counterfeiting ink. The invention relates to a sunlight-variable anti-counterfeiting ink which comprises the following components in parts by weight: 8-16 parts of magnetic pigment flakes, 45-60 parts of resin, 4-8 parts of diallyl phthalate, 15-23 parts of sulfonic acid compounds, 5-10 parts of hydroxy acid ester, 5-9.5 parts of water-soluble auxiliary agent and 7-11 parts of cosolvent. The invention provides a sunlight-variable anti-counterfeiting ink, which utilizes the magnetism of magnetic pigment flakes to adjust the arrangement direction and the arrangement patterns of the magnetic pigment flakes, and can change the color at observation angles of different angles, thereby realizing the anti-counterfeiting effect of color change at the viewing angles; the anti-counterfeiting liquid is added with a substance of which the color changes along with the temperature change, the color changes under the environment of higher temperature, and the anti-counterfeiting liquid is anti-counterfeiting under the dual effects of the photochromic substance and the thermochromic substance, so that the anti-counterfeiting liquid has a good anti-counterfeiting effect and is not easy to imitate by others.
Description
Technical field
The present invention relates to anti-forgery inks, and in particular to a kind of day light variation false proof printing ink.
Background technique
False proof printing ink is a pith in anti-counterfeiting technology, and anti-forgery ink refers to anti-fraud functional oil
Ink, the ink are made of colorant, link stuff and ink addition agent, i.e., the anti-fake material of property is added in ink vehicle
And the special printing inks being process through special process.Why it can be anti-fake, is to utilize the color for having specific function in ink
Material and link stuff come anti-fake.By applying different external condition, mainly using forms such as illumination, heating, spectral detections, come
The color change for observing ink pull, achievees the purpose that anti-fake.
Photochromatic printing ink is also known as optical disclour printing ink and chameleon, and a pair of of color is presented in printing color lump, such as: red-green, green-
Indigo plant, Jin-silver etc..It is just being seen under white light or side view, with the change at human eye visual angle, two different colors is being presented, light becomes characteristic
By force, chromatic aberration is big, and feature is obvious, and not needing any instrument and equipment can identify, color angular effect can not be with any
Scanner, color copy machine and other device replications high-definition, any other ink of print characteristics and mode of printing are all
Can not imitate, anti-fake reliability is extremely strong, so by multiple countries in the world specify for require most tight, the maximum currency of difficulty and
Marketable securities it is anti-fake on, domestic some famous producers also have been used for package anti-counterfeiting.
Photochromatic printing ink is of practical significance very much in the application of field of anti-counterfeit technology, and anti-counterfeiting information can be hidden in ink shape
At conjunction crowd's pattern in.Photochromatic printing ink in the prior art often can only by convert angle recognition, range function just with
Reflection optically, refraction, belong to that monotechnics are anti-fake, others is easy to imitate, and anti-counterfeiting performance is weaker.
Summary of the invention
In view of this, the present invention provides a kind of day light variation false proof printing ink, its arrangement is adjusted using the magnetism of magnetic pigment flakes
Direction, arrangement pattern, the variation of color can occur in the viewing angle of different angle, realize visual angle color-changing anti-counterfeit；Add color
The variation of color occurs in the environment of higher temperature for the substance for varying with temperature and changing, in phototropic substance, Wen Bianse object
Carry out anti-fake under the double action of matter, antifalse effect is good, others is not easy to imitate.
The present invention is a kind of day light variation false proof printing ink, by weight includes following components: 8-16 parts of magnetic pigment flakes, tree
45-60 parts of rouge, 4-8 parts of diallyl phthalate, 15-23 parts of sulfonic compound, 5-10 parts of hydroxy acid rouge, water-soluble additive
5-9.5 parts, 7-11 parts of cosolvent.
Preferably, the magnetic pigment flakes can be one of ferroso-ferric oxide, di-iron trioxide, such as can be with
For ferroso-ferric oxide (black).The color of magnetic pigment flakes may will affect the color of the pigment of other colour systems, but of the invention
It is emphasised that anti-fake effect can be played, color is the mixing of multicolour, without primary and secondary point.Magnetic paint
Piece can be arranged into certain group under the magnetic effect of another magnet using the magnetic of its own in ink layer, hide anti-fake
Mark.Resin is as constitutive material important in ink, and as binder, the performance of resin directly affects the ink film of ink formation
Quality, and in printing process ink adhesion, viscosity etc..Resin can be water-based acrylic resin cream in the present invention
One of liquid, chlorination PP resin emulsion, chlorination PE resin emulsion are a variety of, such as can be water-based acrylic resin lotion.
Diallyl phthalate, sulfonic compound, hydroxy acid rouge form warm variable color system, the temperature change the case where
Lower diallyl phthalate can discharge electronics to sulfonic compound, and sulfonic compound is used as by electron species, determine
Variation later color.Hydroxy acid rouge is used to be to be able to effectively reduce discoloring temperature as solvent, with realize can be
Discoloration under stronger sunshine.Ink is irradiated in the case where sunny can cause the raising of ink temperature so as to cause color
Variation, but just ink can only be made to change colour by way of auxiliary heating in the insufficient situation of sunlight.The sulfonic acid
Class compound is aryl sulfonic acid compound, and the aryl sulfonic acid compound can be one in benzene sulfonic acid, p-methyl benzenesulfonic acid sodium
Kind or two kinds.
Suitable some pigment can be added to increase the chromaticity of ink, by weight further include 1-3 parts of pigment,
The pigment is one of titanium dioxide, pearl powder, zinc yellow, Lithol Red or a variety of.The additive amount of pigment cannot be excessive
In order to avoid influencing the sensibility of the color change of temperature discoloration base.It need to be noted that be warm variable color system in temperature change Shi Huifa
Entire ink system apparent color can occur for the variation of raw color when adding some a small amount of pigment in temperature change
Variation.
Ink in the present invention needs when in use through magnetic orientation device when ink is not dry in ink
It is formed in layer and thinks specific magnetic field, magnetic orientation is carried out to magnetic pigment flakes, so that different angles is presented in ink layer different zones
Direction is spent, magnetic pigment flakes generate the magnetic orientation pattern of effect unique in ink layer.Under the reflex of light, face enters
The magnetic pigment flakes of firing angle are capable of reflecting light, and display color, brightness are higher, and the magnetic paint sector-meeting not faced is darker, are seen
Less than the color of magnetic paint on piece.
Antifalse effect belongs to double anti-forge, is not easy to imitate, and the anti-fake item authentication for coating ink of the present invention is true and false: first
It takes and is irradiated under daylight, convert viewing angle, bright or color the variation of security pattern is observed, if intensity of illumination is stronger
Directly article is put into irradiate under sunlight and observes whole color change situation for a moment, anti-fake color-shifting images is found, if illumination
It does not need then artificially to heat article by force.
Water-soluble additive, cosolvent are used in common ink, if water-soluble additive can be the poly- diformazan of dispersing agent
Radical siloxane, defoaming agent are silicone emulsion, and cosolvent is ethyl alcohol.
The present invention provides a kind of day light variation false proof printing ink, adjusts its orientation, arrangement using the magnetism of magnetic pigment flakes
The variation of color can occur in the viewing angle of different angle for pattern, realize visual angle color-changing anti-counterfeit；Addition color varies with temperature
And the substance changed, the variation of color occurs in the environment of higher temperature, in phototropic substance, the dual work of warm electrochromic substance
Carried out under anti-fake, antifalse effect is good, others is not easy to imitate.
Specific embodiment
The present invention will be described in detail With reference to embodiment.
Embodiment 1
A kind of day light variation false proof printing ink includes following components: 8 parts of Fe 3 O 4 magnetic pigment flakes, aqueous third by weight
45 portions of olefin(e) acid resin emulsion, 15 parts of benzene sulfonic acid, 5 parts of hydroxy acid rouge, 5 parts of water-soluble additive, helps 4 parts of diallyl phthalate
7 parts of solvent, 1 part of titanium dioxide.
Ink in the present embodiment is sprayed on product surface and carries out the drafting of security pattern using magnetisable material, it is dry
It after solidification, looks for 50 people at random in the case where fine day, them is allowed to observe anti-counterfeiting mark, judge that whether obvious (from 3 daylight becomes
The observation of a angle, left side, right side, centre), product is exposed to the sun the 15-30 people in the sunlight, observation color changeable effect is how, statistics knot
Fruit is as follows,
Embodiment 2
A kind of day light variation false proof printing ink includes following components: 16 parts of di-iron trioxide magnetic pigment flakes, chlorination PP by weight
60 parts of resin emulsion, 8 parts of diallyl phthalate, 23 parts of p-methyl benzenesulfonic acid sodium, 10 parts of hydroxy acid rouge, water-soluble additive
9.5 parts, 11 parts of cosolvent, 3 parts of pearl powder.
Ink in the present embodiment is sprayed on product surface and carries out the drafting of security pattern using magnetisable material, it is dry
It after solidification, looks for 50 people at random in the case where fine day, them is allowed to observe anti-counterfeiting mark, judge that whether obvious (from 3 daylight becomes
The observation of a angle, left side, right side, centre), product is exposed to the sun the 15-30 people in the sunlight, observation color changeable effect is how, statistics knot
Fruit is as follows,
Embodiment 3
A kind of day light variation false proof printing ink includes following components: 10 parts of Fe 3 O 4 magnetic pigment flakes, chlorination PE by weight
50 parts of resin emulsion, 6 parts of diallyl phthalate, 20 parts of p-methyl benzenesulfonic acid sodium, 8 parts of hydroxy acid rouge, water-soluble additive 8
Part, 9 parts of cosolvent, 1.2 parts of zinc yellow.
Ink in the present embodiment is sprayed on product surface and carries out the drafting of security pattern using magnetisable material, it is dry
It after solidification, looks for 50 people at random in the case where fine day, them is allowed to observe anti-counterfeiting mark, judge that whether obvious (from 3 daylight becomes
The observation of a angle, left side, right side, centre), product is exposed to the sun the 15-30 people in the sunlight, observation color changeable effect is how, statistics knot
Fruit is as follows,
Embodiment 4
A kind of day light variation false proof printing ink includes following components: 8-16 parts of di-iron trioxide magnetic pigment flakes, aqueous by weight
55 parts of emulsion acrylic resin, 7 parts of diallyl phthalate, 20 parts of p-methyl benzenesulfonic acid, hydroxy acid rouge 7, water-soluble additive 6
Part, 7 parts of cosolvent, 2 parts of Lithol Red pigment.
Ink in the present embodiment is sprayed on product surface and carries out the drafting of security pattern using magnetisable material, it is dry
It after solidification, looks for 50 people at random in the case where fine day, them is allowed to observe anti-counterfeiting mark, judge that whether obvious (from 3 daylight becomes
The observation of a angle, left side, right side, centre), product is exposed to the sun the 15-30 people in the sunlight, observation color changeable effect is how, statistics knot
Fruit is as follows,
Embodiment 5
A kind of day light variation false proof printing ink includes following components: 10 parts of di-iron trioxide magnetic pigment flakes, aqueous third by weight
60 parts of olefin(e) acid resin emulsion, 8 parts of diallyl phthalate, benzene sulfonic acid, 22 parts of p-methyl benzenesulfonic acid sodium, hydroxy acid rouge 10, water
8 parts of soluble builder, 10 parts of cosolvent.
Ink in the present embodiment is sprayed on product surface and carries out the drafting of security pattern using magnetisable material, it is dry
It after solidification, looks for 50 people at random in the case where fine day, them is allowed to observe anti-counterfeiting mark, judge that whether obvious (from 3 daylight becomes
The observation of a angle, left side, right side, centre), product is exposed to the sun the 15-30 people in the sunlight, observation color changeable effect is how, statistics knot
Fruit is as follows,
The present invention provides a kind of day light variation false proof printing ink, adjusts its orientation, arrangement pattern using the magnetism of magnetic pigment flakes,
The variation of color can occur in the viewing angle of different angle, realize visual angle color-changing anti-counterfeit；Addition color varies with temperature and becomes
The variation of color occurs in the environment of higher temperature for the substance of change, phototropic substance, warm electrochromic substance double action under
Carry out anti-fake, antifalse effect is good, others is not easy to imitate.
The present invention is not limited to above-mentioned specific embodiment, and the invention may be variously modified and varied.All foundations
Technical spirit of the invention should be included in the present invention to embodiment of above any modification, equivalent replacement, improvement and so on
Protection scope.
Claims (7)
1. a kind of day light variation false proof printing ink, which is characterized in that by weight include following components: 8-16 parts of magnetic pigment flakes,
45-60 parts of resin, 4-8 parts of diallyl phthalate, 15-23 parts of sulfonic compound, 5-10 parts of hydroxy acid rouge, water solubility help
5-9.5 parts of agent, 7-11 parts of cosolvent.
2. a kind of day light variation false proof printing ink according to claim 1, which is characterized in that the magnetic pigment flakes are four oxidations
One of three-iron, di-iron trioxide.
3. a kind of day light variation false proof printing ink according to claim 1, which is characterized in that by weight further include pigment 1-
3 parts.
4. a kind of day light variation false proof printing ink according to claim 3, which is characterized in that the pigment is titanium dioxide, pearly-lustre
One of powder, zinc yellow, Lithol Red are a variety of.
5. a kind of day light variation false proof printing ink according to claim 1, which is characterized in that the resin is water soluble acrylic acid tree
One of fat liquor, chlorination PP resin emulsion, chlorination PE resin emulsion are a variety of.
6. a kind of day light variation false proof printing ink according to claim 1, which is characterized in that the sulfonic compound is aryl
Sulfoacid compound.
7. a kind of day light variation false proof printing ink according to claim 6, which is characterized in that the aryl sulfonic acid compound is benzene
One or both of sulfonic acid, p-methyl benzenesulfonic acid sodium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629155.4A CN110423517A (en) | 2019-07-12 | 2019-07-12 | Sunlight-variable anti-counterfeiting ink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629155.4A CN110423517A (en) | 2019-07-12 | 2019-07-12 | Sunlight-variable anti-counterfeiting ink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110423517A true CN110423517A (en) | 2019-11-08 |
Family
ID=68410485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910629155.4A Pending CN110423517A (en) | 2019-07-12 | 2019-07-12 | Sunlight-variable anti-counterfeiting ink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110423517A (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649890A (en) * | 2012-04-28 | 2012-08-29 | 武汉虹之彩包装印刷有限公司 | Solvent type optically variable anti-counterfeiting ink applicable to different printing modes |
-
2019
- 2019-07-12 CN CN201910629155.4A patent/CN110423517A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102649890A (en) * | 2012-04-28 | 2012-08-29 | 武汉虹之彩包装印刷有限公司 | Solvent type optically variable anti-counterfeiting ink applicable to different printing modes |
Non-Patent Citations (3)
| Title |
|---|
| 张团红: "高温可逆热致变色材料的微胶囊化研究", 《中国优秀硕士学位论文全文数据库 工程科技I辑》 * |
| 谢艳招等: "磁性光变油墨及其在防伪中的应用", 《包装工程》 * |
| 高道德等: "《烟草科普知识读本》", 30 September 2010, 湖北科学技术出版社 * |
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Application publication date: 20191108 |