CN104264532A - Leuco anti-counterfeiting coating and leuco anti-counterfeiting paper - Google Patents
Leuco anti-counterfeiting coating and leuco anti-counterfeiting paper Download PDFInfo
- Publication number
- CN104264532A CN104264532A CN201410505531.6A CN201410505531A CN104264532A CN 104264532 A CN104264532 A CN 104264532A CN 201410505531 A CN201410505531 A CN 201410505531A CN 104264532 A CN104264532 A CN 104264532A
- Authority
- CN
- China
- Prior art keywords
- procrypsis
- leuco dye
- leuco
- coating
- counterfeit paint
- 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.)
- Granted
Links
Abstract
The invention provides a leuco anti-counterfeiting coating and leuco anti-counterfeiting paper using the coating. According to the formula, the leuco anti-counterfeiting coating mainly comprises the following components in parts by weight: 1-25 parts of leuco dye, 1-24 parts of color developing agents, 5-20 parts of aids, 97-210 parts of packing and 50-120 parts of adhesives. The method for preparing the leuco anti-counterfeiting coating comprises the following steps: uniformly dispersing the leuco dye and partial aids, and coating the leuco dye with microcapsules through a microcapsule coating process, thereby preparing suspension in which microcapsules are dispersed; and adding the packing, the color developing agents, the adhesives and the residual aids into the suspension, and fully mixing to be uniform. According to the novel leuco anti-counterfeiting coating provided by the invention, the leuco anti-counterfeiting paper prepared by using the coating has the characteristics of convenience in preservation, single utilization and good anti-counterfeiting effect.
Description
Technical field
The invention belongs to field of anti-counterfeit technology, be specifically related to a kind of procrypsis cheque paper and production method thereof.
Background technology
Along with the development of economy, the paper with anti-counterfeiting technology also emerges in an endless stream.In field of papermaking, anti-counterfeiting technology has the paper that directly just increases counterfeit protection measures in pulping and papermaking processes and by realizing anti-fraud functional carbonless copying paper in coating process, the former paper production is complicated, antiforge function is intuitively visible, the latter needs supporting manifolding to manifest anti-counterfeiting characteristic, and false proof usefulness is not high.
Further, in existing no carbon paper from load paper in use, its resistance to pressure is more weak, and be easy to be stressed effect and make color development substance that show color react and certainly develop the color, and had a strong impact on the outward appearance of paper, fidelity is poor; Temperature-sensitive class paper and film label material are generally when the temperature of 80 ~ 90 DEG C, and paper can progressively blackening, and its temperature tolerance is poor, and stability is not good, and product is subject to the impacts such as light heat environment, and security feature is limited.
At present on paper and thin-film material, can meet paper or thin-film material appearance effects is little, preparation method is easy, can use and be easy to the anti-forge paper preserved or seldom by simply connected.
Summary of the invention
The present invention, for making up the deficiencies in the prior art, provides a kind of novel procrypsis anti-counterfeit paint, applies the procrypsis cheque paper that this coating is obtained, has to be convenient to preserve, can to use and the good feature of antifalse effect by simply connected.
The present invention is for reaching its object, and the technical scheme of employing is as follows:
A kind of procrypsis anti-counterfeit paint, its formula of described procrypsis anti-counterfeit paint mainly comprises each component of following weight portion: leuco dye 1 ~ 25 part, developer 1 ~ 24 part, auxiliary agent 5 ~ 20 parts, filler 97 ~ 210 parts, adhesive 50 ~ 120 parts; Described procrypsis anti-counterfeit paint is according to the method preparation comprising following steps: leuco dye and part of auxiliary are uniformly dispersed, are wrapped in microcapsules by encapsulation technique by described leuco dye, obtain the suspension being dispersed with microcapsules; Then filler, developer, adhesive, residue auxiliary agent are added also fully mixing in described suspension.
Procrypsis anti-counterfeit paint provided by the invention, leuco dye is wrapped in microcapsules by it, does not contact with developer.After this procrypsis anti-counterfeit paint being applied to the substrate surface such as paper or film formation procrypsis security coating, described microcapsules rupture need be made by applying external force, thus make described leuco dye overflow and react with described developer thus demonstrate anti-false colour mark.Apply the procrypsis cheque paper that this procrypsis anti-counterfeit paint is obtained, possess better retention, antifalse effect is better.
In the process of preparation procrypsis anti-counterfeit paint, also in suspension, add suitable quantity of water, final obtained its solid content of procrypsis anti-counterfeit paint is 5 ~ 30% (quality).
Described leuco dye is colourless or light procrypsis compound; Described leuco dye is preferably 2-(6-hydroxyl-3-oxo-3H-xanthene-9-base) benzoic acid, dioxyfluoran, 2', 4', 5', the bromo-3' of 7'-tetra-, 6'-dihydroxy spiral shell [different benzofuran-1 (3H), 9'(9H)-xanthenes]-3-ketone disodium salt, 1,5-dihydroxy-4,8-diamino-anthraquinone bromination, one or more combination in 7-amino-4-methylcoumarin.
Described developer is the mixture of one or more in 9-[2-(carbethoxyl group) phenyl]-3,6-bis-(ethylamino)-2,7-dimethylammonium chloride xanthenes father-in-law, pake purpke, the phenol sulphonyl phthalein of alkalescence.
Described auxiliary agent is the mixture of one or more in aliphatic alcohols compound, cationic polyacrylamide, vinyl emulsion, polyacrylic acid sodium salt, hydroxypropyl methylcellulose, octadecanoid acid zinc, silane coupled mixture;
Described filler is the mixture of one or more in talcum powder, CaO, kaolin, CaCO3, magnesium carbonate, MgO, silicate, Sha Dingbai, barium sulfate.
Described adhesive is the mixture of one or more in styrene-butadiene, carboxylic styrene butadiene latex, water-soluble cellulose based polyalcohol, wheat modified starch glue.
The present invention is when preparing procrypsis anti-counterfeit paint, adopt existing encapsulation technique can prepare the microcapsule suspensions being enclosed with procrypsis fuel, such as can adopt that urea adds oxymethylene polymerization method, melamine adds the known method such as oxymethylene polymerization method or gelatin-gum arabic complex coacervation, not repeat them here.
Second aspect present invention provides a kind of procrypsis cheque paper, described procrypsis cheque paper comprises substrate layer and is formed at the procrypsis security coating on substrate layer surface, described procrypsis security coating contains microcapsule granule and developer, described microcapsule granule is enclosed with leuco dye in it, when described procrypsis security coating is subject to External Force Acting and makes described microcapsule granule break, leuco dye in microcapsule granule outwards overflows and reacts with described developer, thus makes the anti-false colour mark of substrate layer surface display.
Further, described anti-false colour mark can send fluorescence under action of ultraviolet radiation, that is, anti-false colour mark has hiding fluorescence falsification preventing feature.
Preferably, described leuco dye is colourless or light procrypsis compound.
Preferred further, described leuco dye is 2-(6-hydroxyl-3-oxo-3H-xanthene-9-base) benzoic acid, dioxyfluoran, 2', 4', 5', 7'-tetra-bromo-3', 6'-dihydroxy spiral shell [different benzofuran-1 (3H), 9'(9H)-xanthenes]-3-ketone disodium salt, 1, one or more combination in 5-dihydroxy-4,8-diamino-anthraquinone bromination, 7-amino-4-methylcoumarin;
Described developer is the mixture of one or more in 9-[2-(carbethoxyl group) phenyl]-3,6-bis-(ethylamino)-2,7-dimethylammonium chloride xanthenes father-in-law, pake purpke, the phenol sulphonyl phthalein of alkalescence.
Further, described procrypsis security coating is formed by the following method: surface procrypsis anti-counterfeit paint mentioned above being imposed on described substrate layer, forms described procrypsis security coating after dry.
Concrete, described procrypsis security coating is formed by the following two kinds method: described procrypsis anti-counterfeit paint is evenly coated on substrate layer surface, is formed after dry at the temperature of 50 ~ 150 DEG C; Or, in pulping and papermaking processes, shift glue-applying technique, curtain technique by film described procrypsis anti-counterfeit paint imposed on paper substrates layer surface, formed after dry at the temperature of 50 ~ 150 DEG C.
Substrate layer described in the present invention or base material can be body paper or thin-film material etc.Comparatively preferred, the coating weight of described procrypsis anti-counterfeit paint on substrate layer surface is 0.2 ~ 5g/m
2, described substrate layer is preferably 20 ~ 300g/m
2base material.
Technical scheme provided by the invention has following beneficial effect:
1, procrypsis anti-counterfeit paint provided by the invention has easy coating.
2, procrypsis cheque paper provided by the invention, its procrypsis security coating surface must after smooth hard object line or other External Force Actings, the leuco dye be wrapped in micro-capsule in procrypsis security coating is outwards discharged, thus with developer generation chemical action, so just manifested the color characteristic of anti-false colour mark.This procrypsis cheque paper can use by simply connected, and be easy to preserve, antifalse effect is good.
Better scheme, the procrypsis cheque paper provided, its anti-false colour mark manifested also has hiding fluorescence falsification preventing feature, namely can manifest iridescent mark under ultra violet lamp, and many one heavy antifalse effect, anti-counterfeiting performance is good, and antiforge function is convenient to inspection.When this procrypsis cheque paper is as simply connected bill, in print procedure, the procrypsis security coating of procrypsis cheque paper can manifest look mark immediately, and the look mark manifested possesses hiding fluorescence falsification preventing feature simultaneously, and difficulty is imitated or alters.
3, adopt scheme provided by the invention, in actual applications, procrypsis cheque paper can be made and cannot distinguish in appearance with common body paper or thin-film material,
4, procrypsis cheque paper provided by the invention, it possesses from aobvious condition and hiding anti-counterfeiting characteristic simultaneously, only rule by simple smooth hard object with existing or only with compared with the anti-counterfeiting technology of inspect by instrument and the distinguishable true and false, the consumer that is more convenient for identifies and ticket preservation procrypsis cheque paper of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, technical scheme of the present invention is described further:
Embodiment one
(1) aobvious false proof body paper of red look mark procrypsis and preparation method thereof
The preparation of procrypsis anti-counterfeit paint: get orchil 2', 4', 5', the bromo-3' of 7'-tetra-, 6'-dihydroxy spiral shell [different benzofuran-1 (3H), 9'(9H)-xanthenes]-3-ketone disodium salt 3kg, octadecanoid acid zinc 5kg be uniformly dispersed, add water, urea and formaldehyde wherein, three's weight ratio is 3:7:10, add oxymethylene polymerization method by urea and carry out encapsulation, make orchil be wrapped in microcapsules, make the stable suspension being dispersed with microcapsules through high speed dispersion emulsification; And then add polyacrylic acid sodium salt 2kg, kaolin 55kg, CaCO
385kg, barium sulfate 25kg, red developer phenol sulphonyl phthalein 6kg, carboxylic styrene butadiene latex 8kg, wheat modified starch glue 66kg, and add appropriate water, fully mix, be mixed with the unit for uniform suspension of 15% solid content.
The preparation of the aobvious false proof body paper of red look mark procrypsis: carry out film transfer applying glue with glue-applying technique in pulping and papermaking processes, the resin added of procrypsis anti-counterfeit paint is controlled at 1 ± 0.5g/m
2, dry 4 ~ 6min at the temperature of 100 ~ 110 DEG C, obtained 80g/m afterwards
2the false proof body paper of procrypsis.The false proof body paper of this procrypsis can be used as simply connected bill and uses.
(2) performance test
By ruling with cotton swab wooden stick on the procrypsis security coating of the false proof body paper of procrypsis or after printing, under visible light from manifesting the red look mark being different from paper surface, with ultra violet lamp look mark, there is redness and hiding false proof fluorescence simultaneously.
Embodiment two
(1) aobvious blue look mark procrypsis false-proof film material and preparation method thereof
The preparation of procrypsis anti-counterfeit paint: get blue dyes 1,5-dihydroxy-4,8-diamino-anthraquinone bromination 2.5kg, 7-amino-4-methylcoumarin 1kg, zinc stearate 3kg are uniformly dispersed, add water, melamine, formaldehyde wherein, three's weight proportion is 5:9:13, add oxymethylene polymerization method by melamine and carry out encapsulation, make blue dyes be wrapped in microcapsules, make the stable suspension being dispersed with microcapsules through high speed dispersion emulsification; And then add silane coupled mixture 15kg, aliphatic alcohols compound 1kg, kaolin 67kg, CaCO
3108kg, barium sulfate 30kg, blue colouration agent alkalescence pake purpke 5kg, carboxylic styrene butadiene latex 80kg, water-soluble cellulose based polyalcohol 30kg, and add appropriate water, fully mix, be mixed with the unit for uniform suspension of 12% solid content.
The preparation of aobvious blue look mark procrypsis false-proof film material: procrypsis anti-counterfeit paint is coated 50g/m by curtain coater
2on thin-film material, coating controlled quentity controlled variable is at 3 ~ 4g/m
2, dry 5 ~ 6min at the temperature of 60 ~ 70 DEG C afterwards, obtained procrypsis false-proof film material.
(2) performance test
By ruling with cotton swab wooden stick in the procrypsis coating of procrypsis false-proof film material or after printing, under visible light from manifesting the blue look mark being obviously different from paper surface, with ultra violet lamp look mark, there is blue hidden fluorescence simultaneously.
Embodiment three
(1) aobvious false proof carbon-free CF paper of black look mark procrypsis and preparation method thereof
The preparation of procrypsis anti-counterfeit paint: get black dyes L-BN sulphur black (C
6h
4n
2o
5) 3kg, octadecanoid acid zinc 5kg be uniformly dispersed, add water, urea, formaldehyde wherein, the weight proportion of three is 3:7:10, add oxymethylene polymerization method by urea and carry out encapsulation, make black dyes be wrapped in microcapsules, make the stable suspension being dispersed with microcapsules through middling speed dispersion and emulsion; And then add polyacrylic acid sodium salt 2kg, kaolin 45kg, CaCO
3100kg, barium sulfate 35kg, sulphur black BN 6kg, carboxylic styrene butadiene latex 8kg, wheat modified starch glue 66kg, and add appropriate water, fully mix, be mixed with the unit for uniform suspension of 15% solid content.
The preparation of the aobvious false proof carbon-free CF paper of black look mark procrypsis: procrypsis anti-counterfeit paint is coated 100g/m by Kohler coater
2the CF paper back side, coating controlled quentity controlled variable is at 4 ~ 5g/m
2, dry 4 ~ 6min at the temperature of 130 ~ 150 DEG C afterwards, the obtained false proof carbon-free CF paper of procrypsis, generally can be used as multiple part bills and uses.
(2) performance test
By ruling with cotton swab wooden stick in the procrypsis coating of procrypsis cheque paper or after printing, under visible light from manifesting the black look mark being different from paper surface, with ultra violet lamp look mark, there is black and hiding fluorescence simultaneously.
Embodiment four
(1) aobvious false proof body paper of purple look mark procrypsis and preparation method thereof
The preparation of procrypsis anti-counterfeit paint: get cudbear 4BNS acid violet 3kg, octadecanoid acid zinc 5kg is uniformly dispersed, add water, Arabic gum, gelatin wherein, the weight proportion of three is 1:5:11, encapsulation is carried out by gelatin-gum arabic complex coacervation, make cudbear be wrapped in microcapsules, make stable suspension through middling speed dispersion and emulsion; Add polyacrylic acid sodium salt 2kg, kaolin 55kg, CaCO again
385kg, barium sulfate 25kg, GM developer 3kg, phenol sulphonyl phthalein 6kg, carboxylic styrene butadiene latex 8kg, wheat modified starch glue 66kg, add appropriate water, fully mix, be mixed with the unit for uniform suspension of 15% solid content.
The preparation of the aobvious false proof body paper of purple look mark procrypsis: carry out film transfer applying glue with glue-applying technique in pulping and papermaking processes, the resin added of procrypsis anti-counterfeit paint is controlled at 2 ± 0.8g/m
2, dry 2 ~ 4min at the temperature of 80 ~ 90 DEG C, obtained 70g/m afterwards
2the false proof body paper of procrypsis, generally can be used as simply connected bill and uses.
(2) performance test
By ruling with cotton swab wooden stick on the procrypsis security coating of the false proof body paper of procrypsis or after printing, under visible light from manifesting the purple look mark being different from paper surface, with ultra violet lamp look mark, there is purple and hiding fluorescence simultaneously.
The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, therefore all contents not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (10)
1. a procrypsis anti-counterfeit paint, is characterized in that, its formula of described procrypsis anti-counterfeit paint mainly comprises each component of following weight portion: leuco dye 1 ~ 25 part, developer 1 ~ 24 part, auxiliary agent 5 ~ 20 parts, filler 97 ~ 210 parts, adhesive 50 ~ 120 parts;
Described procrypsis anti-counterfeit paint is according to the method preparation comprising following steps: leuco dye and part of auxiliary are uniformly dispersed, are wrapped in microcapsules by encapsulation technique by described leuco dye, the obtained suspension being dispersed with microcapsules; Then filler, developer, adhesive, residue auxiliary agent are added also fully mixing in described suspension.
2. procrypsis anti-counterfeit paint according to claim 1, is characterized in that, in the process of preparation procrypsis anti-counterfeit paint, also in suspension, add suitable quantity of water, final obtained its solid content of procrypsis anti-counterfeit paint is 5 ~ 30%.
3. procrypsis anti-counterfeit paint according to claim 1, is characterized in that, described leuco dye is colourless or light procrypsis compound; Described leuco dye is preferably 2-(6-hydroxyl-3-oxo-3H-xanthene-9-base) benzoic acid, dioxyfluoran, 2', 4', 5', the bromo-3' of 7'-tetra-, 6'-dihydroxy spiral shell [different benzofuran-1 (3H), 9'(9H)-xanthenes]-3-ketone disodium salt, 1,5-dihydroxy-4,8-diamino-anthraquinone bromination, one or more combination in 7-amino-4-methylcoumarin.
4. procrypsis anti-counterfeit paint according to claim 1, it is characterized in that, described developer is 9-[2-(carbethoxyl group) phenyl]-3, the mixture of one or more in 6-bis-(ethylamino)-2,7-dimethylammonium chloride xanthenes father-in-law, pake purpke, the phenol sulphonyl phthalein of alkalescence.
5. procrypsis anti-counterfeit paint according to claim 1, it is characterized in that, described auxiliary agent is the mixture of one or more in aliphatic alcohols compound, cationic polyacrylamide, vinyl emulsion, polyacrylic acid sodium salt, hydroxypropyl methylcellulose, zinc stearate, octadecanoid acid zinc, silane coupled mixture;
Described filler is talcum powder, CaO, kaolin, CaCO
3, magnesium carbonate, MgO, silicate, Sha Dingbai, the mixture of one or more in barium sulfate.
Described adhesive is the mixture of one or more in styrene-butadiene, carboxylic styrene butadiene latex, water-soluble cellulose based polyalcohol, wheat modified starch glue.
6. a procrypsis cheque paper, it is characterized in that, described procrypsis cheque paper comprises substrate layer and is formed at the procrypsis security coating on substrate layer surface, described procrypsis security coating contains microcapsule granule and developer, described microcapsule granule is enclosed with leuco dye in it, when described procrypsis security coating is subject to External Force Acting and makes described microcapsule granule break, the leuco dye in microcapsule granule outwards overflows and reacts with described developer, thus makes the anti-false colour mark of substrate layer surface display.
7. procrypsis cheque paper according to claim 6, is characterized in that, described anti-false colour mark sends fluorescence under action of ultraviolet radiation.
8. procrypsis cheque paper according to claim 6, is characterized in that, described leuco dye is colourless or light procrypsis compound.
9. the procrypsis cheque paper according to any one of claim 6 ~ 8, it is characterized in that, described leuco dye is 2-(6-hydroxyl-3-oxo-3H-xanthene-9-base) benzoic acid, dioxyfluoran, 2', the bromo-3' of 4', 5', 7'-tetra-, 6'-dihydroxy spiral shell [different benzofuran-1 (3H), 9'(9H)-xanthenes]-3-ketone disodium salt, 1,5-dihydroxy-4,8-diamino-anthraquinone bromination, one or more combination in 7-amino-4-methylcoumarin;
Described developer is the mixture of one or more in 9-[2-(carbethoxyl group) phenyl]-3,6-bis-(ethylamino)-2,7-dimethylammonium chloride xanthenes father-in-law, pake purpke, the phenol sulphonyl phthalein of alkalescence.
10. procrypsis cheque paper according to claim 6, it is characterized in that, described procrypsis security coating is formed by the following method: the surface procrypsis anti-counterfeit paint described in any one of Claims 1 to 5 being imposed on described substrate layer, forms described procrypsis security coating after dry.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505531.6A CN104264532B (en) | 2014-09-26 | 2014-09-26 | A kind of procrypsis anti-counterfeit paint and procrypsis cheque paper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410505531.6A CN104264532B (en) | 2014-09-26 | 2014-09-26 | A kind of procrypsis anti-counterfeit paint and procrypsis cheque paper |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104264532A true CN104264532A (en) | 2015-01-07 |
| CN104264532B CN104264532B (en) | 2016-08-24 |
Family
ID=52156096
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410505531.6A Active CN104264532B (en) | 2014-09-26 | 2014-09-26 | A kind of procrypsis anti-counterfeit paint and procrypsis cheque paper |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104264532B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105256660A (en) * | 2015-09-17 | 2016-01-20 | 河南江河纸业股份有限公司 | Invisible-pattern anti-counterfeit paper |
| CN105297535A (en) * | 2015-09-22 | 2016-02-03 | 金华盛纸业（苏州工业园区）有限公司 | Coating capable of improving color development and color bleeding of self-induction paper |
| CN106149467A (en) * | 2015-03-23 | 2016-11-23 | 樊官保 | A kind of friction variable color or roll wipe look cheque paper and manufacture method thereof |
| CN106904014A (en) * | 2017-01-22 | 2017-06-30 | 上海固尔建工贸有限公司 | A kind of false-proof ticket heat-sensitive paper and preparation method thereof |
| CN107604759A (en) * | 2017-09-28 | 2018-01-19 | 吉林大学 | A kind of reusable water writing paper that can be kept for a long time after colour developing |
| CN109374165A (en) * | 2018-10-09 | 2019-02-22 | 东莞市亚马电子有限公司 | A kind of pressure detecting paper and preparation method thereof |
| CN111559192A (en) * | 2020-05-25 | 2020-08-21 | 杭州华旸科技有限公司 | Interesting water color pen for children and matched paper |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109698A (en) * | 1984-12-25 | 1986-08-13 | 三井东压化学有限公司 | The duplicating and/or the recording materials that contain the water-based paint prescription of microcapsule and utilize this prescription |
| CN101294359A (en) * | 2007-04-25 | 2008-10-29 | 广东冠豪高新技术股份有限公司 | Temperature-range false-proof non-carbon CF paper and producing method thereof |
| CN101294363A (en) * | 2007-04-25 | 2008-10-29 | 广东冠豪高新技术股份有限公司 | Temperature-range false-proof non-carbon CB/CFB paper and producing method thereof |
| CN102677537A (en) * | 2012-04-19 | 2012-09-19 | 东莞市侨盛纸业有限公司 | Anti-counterfeiting coating with colored concealed variable patterns for paper and method for preparing colored anti-counterfeiting coating |
| CN202642452U (en) * | 2012-04-09 | 2013-01-02 | 陈毕峰 | Novel anti-fake pull line |
| CN103628358A (en) * | 2013-08-10 | 2014-03-12 | 广东冠豪高新技术股份有限公司 | Double-color-line anti-counterfeiting paper and production method thereof |
-
2014
- 2014-09-26 CN CN201410505531.6A patent/CN104264532B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85109698A (en) * | 1984-12-25 | 1986-08-13 | 三井东压化学有限公司 | The duplicating and/or the recording materials that contain the water-based paint prescription of microcapsule and utilize this prescription |
| CN101294359A (en) * | 2007-04-25 | 2008-10-29 | 广东冠豪高新技术股份有限公司 | Temperature-range false-proof non-carbon CF paper and producing method thereof |
| CN101294363A (en) * | 2007-04-25 | 2008-10-29 | 广东冠豪高新技术股份有限公司 | Temperature-range false-proof non-carbon CB/CFB paper and producing method thereof |
| CN202642452U (en) * | 2012-04-09 | 2013-01-02 | 陈毕峰 | Novel anti-fake pull line |
| CN102677537A (en) * | 2012-04-19 | 2012-09-19 | 东莞市侨盛纸业有限公司 | Anti-counterfeiting coating with colored concealed variable patterns for paper and method for preparing colored anti-counterfeiting coating |
| CN103628358A (en) * | 2013-08-10 | 2014-03-12 | 广东冠豪高新技术股份有限公司 | Double-color-line anti-counterfeiting paper and production method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 吴克刚 柴向华编著: "《食品微胶囊技术》", 31 July 2006, article "微胶囊" * |
| 李路海编著: "《印刷包装功能材料》", 31 January 2013, article "隐色染料" * |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106149467A (en) * | 2015-03-23 | 2016-11-23 | 樊官保 | A kind of friction variable color or roll wipe look cheque paper and manufacture method thereof |
| CN105256660A (en) * | 2015-09-17 | 2016-01-20 | 河南江河纸业股份有限公司 | Invisible-pattern anti-counterfeit paper |
| CN105297535A (en) * | 2015-09-22 | 2016-02-03 | 金华盛纸业（苏州工业园区）有限公司 | Coating capable of improving color development and color bleeding of self-induction paper |
| CN106904014A (en) * | 2017-01-22 | 2017-06-30 | 上海固尔建工贸有限公司 | A kind of false-proof ticket heat-sensitive paper and preparation method thereof |
| CN106904014B (en) * | 2017-01-22 | 2019-05-21 | 上海固尔建工贸有限公司 | A kind of false-proof ticket heat-sensitive paper and preparation method thereof |
| CN107604759A (en) * | 2017-09-28 | 2018-01-19 | 吉林大学 | A kind of reusable water writing paper that can be kept for a long time after colour developing |
| CN107604759B (en) * | 2017-09-28 | 2023-03-17 | 吉林大学 | Reusable water writing paper capable of being kept for long term after color development |
| CN109374165A (en) * | 2018-10-09 | 2019-02-22 | 东莞市亚马电子有限公司 | A kind of pressure detecting paper and preparation method thereof |
| CN109374165B (en) * | 2018-10-09 | 2021-06-25 | 东莞市亚马电子有限公司 | Pressure detection paper and preparation method thereof |
| CN111559192A (en) * | 2020-05-25 | 2020-08-21 | 杭州华旸科技有限公司 | Interesting water color pen for children and matched paper |
| CN111559192B (en) * | 2020-05-25 | 2021-07-16 | 杭州华娅科技有限公司 | Interesting water color pen for children and matched paper |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104264532B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104264532B (en) | A kind of procrypsis anti-counterfeit paint and procrypsis cheque paper | |
| FI70831C (en) | TRYCKKAENSLIGT UPPTECKNINGSMATERIAL | |
| CN101772422B (en) | Media for inkjet web press printing | |
| AU594102B2 (en) | Security paper | |
| CN101381973B (en) | Coating for carbon-free paper with developer layer and use thereof | |
| US5814579A (en) | Multicolor printing system | |
| CN103603229A (en) | Thermochromic paint and carbonless copy paper containing same | |
| CN103201428A (en) | Surface sizing composition for print media in digital printing | |
| CN103321095B (en) | Fluorescent falsification-preventing carbonless copy paper coating and application thereof | |
| CN105256660A (en) | Invisible-pattern anti-counterfeit paper | |
| CN102493278B (en) | Two-color anti-counterfeiting carbonless CB (coated back)/CFB (coated front and back) paper and production process for same | |
| CN102191721A (en) | Reversible thermochromic anti-counterfeit paper | |
| NO820424L (en) | RECORDING MATERIAL WITH A COLOR DEVELOPER PREPARATION. | |
| CN103628358B (en) | A kind of Double-colour horn wire cheque paper and production method | |
| FI78027C (en) | UPPTECKNINGSMATERIAL. | |
| US5330566A (en) | Capsule coating | |
| CN105369677A (en) | Preparation method and technology of copy paper color developing agent coating and application thereof | |
| CN101294363B (en) | Temperature-range false-proof non-carbon CB/CFB paper and producing method thereof | |
| CN106904014A (en) | A kind of false-proof ticket heat-sensitive paper and preparation method thereof | |
| CN102898895B (en) | Ink Capable of Developing Color in Presence of Water and Preparation Method Thereof | |
| US3634121A (en) | Acid-sensitized record sheet | |
| JPS5938087A (en) | Material to be recorded | |
| JPS5833116B2 (en) | Self-coloring pressure-sensitive recording paper | |
| CN100500997C (en) | High non-transparent carbon-free duplicating paper and production thereof | |
| JPH11158797A (en) |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |