CN103413491B - Discoloring anodized-aluminum adhesive sticker anti-counterfeiting paste manufacture method - Google Patents
Discoloring anodized-aluminum adhesive sticker anti-counterfeiting paste manufacture method Download PDFInfo
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- CN103413491B CN103413491B CN201310384032.1A CN201310384032A CN103413491B CN 103413491 B CN103413491 B CN 103413491B CN 201310384032 A CN201310384032 A CN 201310384032A CN 103413491 B CN103413491 B CN 103413491B
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Abstract
The invention relates to a discoloring anodized-aluminum adhesive sticker anti-counterfeiting paste manufacture method. A discoloring layer is overlapped on a plastic polyester film base layer. Connecting materials containing photosensitive materials are evenly mixed and processed to form a sticky coating, the sticky coating is evenly printed and coated on the surface of the film base layer through an anilox roller and baked and dried through a five-section type drying oven so as to improve the brightness and plumpness of products, and color inversion occurs under the irradiation of ultraviolet light and sunlight. A holographic anti-counterfeiting mould pressing layer is overlapped on the discoloring layer. A laser-printing information layer passes through a roller wrapped with laser engraving laser printing plate and forms invisible laser printing patterns and information serving as anti-counterfeiting graphics and text information at the 150 DEG C surface temperature and under the 30pa pressure. A printing layer is overlapped. A vacuum aluminium plating layer is overlapped on the printing layer. A gum application layer is overlapped. Finally, slitting and rewinding are performed. A discoloring anodized-aluminum adhesive sticker anti-counterfeiting paste manufactured by means of the method has the original characteristics of high gloss and high brightness and the discoloring characteristic, has an anti-counterfeiting function and is not easily counterfeited.
Description
Technical field
The present invention relates to pressure sensitive adhesive, be specifically related to a kind of method for making of anodized aluminium adhesive sticker anti-fake card of changeable colour.
Background technology
The surface of anodized aluminium adhesive sticker anti-fake card comparatively general at present only has false proof word and pattern, and color is also more single, and does not possess colour change function.
In view of this, anodized aluminium adhesive sticker anti-fake card seeking a kind of changeable colour and preparation method thereof becomes pursuing a goal of these those skilled in the art.
Summary of the invention
Task of the present invention is to provide a kind of variable color anodized aluminium adhesive sticker anti-fake card method for making, it solve the problem existing for above-mentioned prior art, after making, there is colour change function, color change can be produced when having special light or ultra violet lamp rear surface word and pattern, or also can there is the change of color at specified temperatures, possess antiforge function thus.
Technical solution of the present invention is as follows:
A kind of variable color anodized aluminium adhesive sticker anti-fake card method for making, is basic unit with plastic polyester film, comprises the following steps:
(1) in basic unit, photochromic layer is superposed: the binder containing photosensitive material mixed, be processed into adherent coatings, be coated with by anilox printing and be coated in base film layer surface equably, and it is dry by the baking of five-part form baking oven, to increase luminance brightness and the plumpness of product, and color produces inversion under ultraviolet light and sunlight irradiate;
(2) on photochromic layer, holographic false proof embossed plies is superposed: by laser information layer through being wrapped in the cylinder of laser engraving laser plate, under the surface temperatures of 150 DEG C and 30pa pressure, form visual laser pattern and information, as Antiforge information;
(3) in holographic false proof embossed plies, superpose printed layers: stencil machine at coating surface printing word and pattern by intaglio process, wherein should regulate scraper, adjustment impression cylinder, and control baking temperature;
(4) in printed layers, vacuum aluminium coated layer is superposed: evaporation boat is heated to 1400 DEG C-1500 DEG C, deliver to that high-purity aluminium wire on evaporation boat is cold changes into aluminium steam continuously, aluminium molecule is sprayed on surface equably, forms aluminum membranous layer, sets off out metallic luster to make product;
(5) on vacuum aluminium coated layer, superpose gum layer: soft or hard resin interpolation auxiliary agent and powder filler are prepared, then thermoprint is on vacuum aluminium coated layer surface;
Last cutting and rewinding.
In described step (1), the temperature sequence of five-part form baking oven is 110 DEG C-120 DEG C-130 DEG C-140 DEG C-150 DEG C, and pressure is 20pa, and the speed of a motor vehicle is 120m/min.
Add thinning agent according to the viscosity size of coating in described step (1), this thinning agent is quick-dry type solvent and slow curing type solvent, needs mix and match to use.
When regulating scraper in described step (3), scraper scrapes off pressure needed for plate surface ink and print speed printing speed is directly proportional, and general speed is fast, and pressure is corresponding wants large, and the angle of scraper and forme is 30 °-70 °.
In described step (3) during adjustment impression cylinder, squeegee pressure controls at 1pa-5pa.
When regulating ink setting temperature in described step (3), baking temperature controls between 80 DEG C-90 DEG C, is the highlyest no more than 100 DEG C.
In described step (4), the thickness of vacuum aluminium coated layer is 2-5 μm.
In described step (5), the thermoprint of soft or hard resin is surperficial at vacuum aluminium coated layer, blocking point is 100 DEG C-110 DEG C, and the speed of a motor vehicle is 100m/min, and anilox roll is 40R or 60R, and coating weight is 3.50-4.0g/m
2.
The color of traditional conventional electrochemical aluminium adhesive sticker anti-fake card is allocated by common dye, and changeable colour anodized aluminium adhesive sticker anti-fake card of the present invention carrys out alternative common pigments with photosensitive or temperature-sensitive material; This reversible sensitization discoloration pigment is prepared by electron transfer type organic compound, itself is a kind of organic chromophoric system with special chemical structure, under specific illumination or through temperature variation, cause electro transfer that this organic molecule structure is changed, thus realize color transition; This electrochromic substance is not only bright-colored, and can realize the color change of " from coloured to colourless " and " from colourless to coloured ", and this is not available for conventional electrochemical aluminium adhesive sticker anti-fake card.
By variable color anodized aluminium adhesive sticker anti-fake card method for making of the present invention, improve traditional conventional electrochemical aluminium adhesive sticker anti-fake card manufacturing technology, pressure sensitive adhesive and electron transfer type organic compound are combined into one, form novel changeable colour anodized aluminium adhesive sticker anti-fake card.Variable color anodized aluminium adhesive sticker anti-fake card of the present invention not only has the function of common anti-fake card, there is the feature of original high glaze high brightness, and there is the feature of changeable colour, color change can be there is under the UV-irradiation of specific wavelength or under the temperature conditions of specifying; Improve the class of product by the change of a series of color, also make product have certain antiforge function and not easily counterfeit.
Changeable colour anodized aluminium adhesive sticker anti-fake card of the present invention can be widely used in the packing box of all kinds of cosmetics, commodity, cigarette, wine and food etc.
Embodiment
Below in conjunction with embodiment, the present invention is elaborated.
A kind of variable color anodized aluminium adhesive sticker anti-fake card method for making of the present invention comprises the following steps:
(1) in basic unit, photochromic layer is superposed, also known as dyed layer: the binder containing photosensitive material is mixed, be processed into adherent coatings, be coated with by anilox printing and be coated in base film layer surface equably, and it is dry by the baking of five-part form baking oven, to increase luminance brightness and the plumpness of product, and color produces inversion under ultraviolet light and sunlight irradiate.Wherein the temperature sequence of five-part form baking oven is 110 DEG C-120 DEG C-130 DEG C-140 DEG C-150 DEG C, and pressure is 20pa, and the speed of a motor vehicle is 120m/min.
The compatibility of photosensitive material and binder, the viscosity size of solution should be fully taken into account in this step, thinning agent can be added according to the viscosity size of coating, this thinning agent is quick-dry type solvent and slow curing type solvent, need mix and match to use, otherwise levelability and the color effects of coating surface can be affected when being coated with.The solvent of this kind of coating is high, and solid content is low, and therefore viscosity is general lower, and rate of drying is slow, so baking temperature is higher, otherwise can cause the not dry viscosity on the contrary of coating.
(2) on photochromic layer, holographic false proof embossed plies is superposed: by laser information layer through being wrapped in the cylinder of laser engraving laser plate, under the surface temperatures of 150 DEG C and 30pa pressure, form visual laser pattern and information, as Antiforge information.
(3) in holographic false proof embossed plies, printed layers is superposed: stencil machine at coating surface printing word and pattern by intaglio process.Wherein: regulate scraper, scraper scrapes off pressure needed for plate surface ink and print speed printing speed is directly proportional, and general speed is fast, and pressure is corresponding wants large; The angle of scraper and forme is 30 °-70 °.Adjustment impression cylinder, squeegee pressure controls at 1pa-5pa.Regulate ink setting temperature: baking temperature controls between 80 DEG C-90 DEG C, be the highlyest no more than 100 DEG C.
(4) in printed layers, vacuum aluminium coated layer is superposed: evaporation boat is heated to 1400 DEG C-1500 DEG C, deliver to that high-purity aluminium wire on evaporation boat is cold changes into aluminium steam continuously, aluminium molecule is sprayed on surface equably, forms aluminum membranous layer, sets off out metallic luster to make product.The thickness of vacuum aluminium coated layer is generally 2-5 μm.
(5) on vacuum aluminium coated layer, superpose gum layer: soft or hard resin interpolation auxiliary agent and powder filler are prepared, then thermoprint is on vacuum aluminium coated layer surface.By the thermoprint of soft or hard resin when vacuum aluminium coated layer is surperficial, blocking point is 100 DEG C-110 DEG C, and the speed of a motor vehicle is 100m/min, and anilox roll is 40R or 60R, and coating weight is 3.50-4.0g/m
2.
Last cutting and rewinding.
By variable color anodized aluminium adhesive sticker anti-fake card method for making of the present invention, whole technological process on base film layer plastic polyester film by being layering.
Ground floor---photochromic layer (painted) layer, effect: the luminance brightness and the plumpness that increase product, and color produces inversion under ultraviolet light and sunlight irradiate.Manufacture craft is as follows:
Photosensitive material and corresponding binder are mixed, is processed into the coating of modest viscosity, be coated with by anilox printing and be coated in base film layer surface equably, and dry by the baking of five-part form baking oven.The temperature sequence of five-part form baking oven is 110 DEG C-120 DEG C-130 DEG C-140 DEG C-150 DEG C, and pressure is 20pa, and the speed of a motor vehicle is 120m/min.
In manufacturing process, the compatibility of photoactive substance and binder be fully taken into account; The viscosity size of solution; Select thinning agent simultaneously, quick-dry type and slow curing type solvent mix and match to use, otherwise levelability and the color effects of coating surface can be affected when being coated with.The solvent of this kind of coating is high, and solid content is low, and therefore viscosity is general lower, and rate of drying is slow, so baking temperature is higher, otherwise can cause the not dry viscosity on the contrary of coating.
Because dyed layer transparency is higher, after printing, coating surface needs to cover aluminium coated, and the gloss of aluminium lamination and the gloss of coating own be combined with each other and reflects comparatively gay colours.Make and will fully take into account in formula Design process the form and aspect of coating, transparency, the volatility of solvent and peel strength at dyed layer, so just can obtain gratifying effect.
The second layer---holographic false proof embossed plies, effect: produce a kind of visual Antiforge information at product surface by laser holograph plate-making technology and moulding replication technology.Manufacture craft: by laser information layer through being wrapped in the cylinder of laser engraving laser plate, form visual laser pattern and information under the surface temperatures of 150 DEG C and 30pa pressure.
Third layer---printed layers, effect: stencil machine to print out various fineness word and pattern at coating surface by intaglio process, requires word and clear patterns, bright-coloured.Manufacture craft is as follows:
The adjustment of scraper: scraper scrapes off pressure needed for plate surface ink and print speed printing speed is directly proportional.General speed is fast, and pressure is corresponding wants large.The angle of scraper and forme is 30 °-70 °, and scraper edge can be kept like this not hinder the space of a whole page, and the product quality of printing off also can be made ideal.
Adjustment impression cylinder: because base material is plastic sheeting, squeegee pressure controls at 1pa-5pa ideal.
The adjustment of ink setting temperature: select solvent type ink, will adjust the baking temperature of each unit according to the print speed printing speed of reality, the size of picture and text area, ink film thickness when printing.Baking temperature is unsuitable too high, and general control, between 80 DEG C-90 DEG C, does not the highlyest exceed 100 DEG C, otherwise can cause the drawdown deformation of plastic basis material, affects the accuracy of coating; The too low then ink setting of baking temperature is bad.
4th layer---vacuum aluminium coated layer, effect: make product set off out metallic luster.Manufacture craft: evaporation boat is heated to 1400 DEG C about-1500 DEG C, delivers to that high-purity aluminium wire on evaporation boat is cold changes into aluminium steam continuously, and aluminium molecule is sprayed on surface equably, forms the aluminum membranous layer as mirror.Aluminum layer thickness is generally 2-5 μm.
Layer 5---gum layer, effect: the anodized aluminium being coated with this tackifier, both can thermoprint at material surface, can wipe off from material surface is complete again when needing.Its manufacture craft is:
Formula Design: the soft or hard resin selecting property, adds auxiliary agent and powder filler, adds solvent preparation.Take into account the diversity of thermoprint, to have increased again and by the adhesive fastness between boiling hot thing surface.
Production technology: temperature is 100 DEG C-110 DEG C; The speed of a motor vehicle is 100m/min; Anilox roll is 40R or 60R; Coating weight is 3.50-4.0g/m
2.
Adapt to thermoprint material: be applicable to the various paperboard classes such as smooth hard PVC paperboard, copper coin paperboard, offset printing pattern paperboard, UV gloss oil paperboard and the surface thermoprint of overlay film class.
Blocking point: 100 DEG C-110 DEG C.
By variable color anodized aluminium adhesive sticker anti-fake card method for making of the present invention, photoactive substance and corresponding binder are mixed, through manufacturing the coating of modest viscosity, being coated with by anilox printing and being coated in base film layer surface equably, and dry by the baking of five-part form baking oven.In manufacturing process, fully take into account the compatibility of photoactive substance and binder, the viscosity size of solution, selects thinning agent simultaneously, quick-dry type and slow curing type solvent mix and match to use, otherwise can affect levelability and the color effects of coating surface when being coated with.The solvent of this kind of coating is high, and solid content is low, and therefore viscosity is general lower, and rate of drying is slow, so baking temperature is higher, otherwise can cause the not dry viscosity on the contrary of coating.Because photochromic layer transparency is higher, after printing, coating surface needs to cover aluminium coated, and the gloss of aluminium lamination and the gloss of coating own be combined with each other and reflects comparatively gay colours.In a word, make and will fully take into account in formula Design process the form and aspect of coating, transparency, the volatility of solvent and peel strength at photochromic layer, so just can obtain gratifying effect.
In sum, variable color anodized aluminium adhesive sticker anti-fake card of the present invention not only has the feature of original high glaze high brightness, and has the feature of changeable colour, and color change can occur under the UV-irradiation of specific wavelength or under the temperature conditions of specifying; Improve the class of product by the change of a series of color, also make product have certain antiforge function and not easily counterfeit.
Certainly, those skilled in the art in the art will be appreciated that, above-described embodiment is only used to the present invention is described, and be not used as limitation of the invention, as long as in spirit of the present invention, the change, modification etc. of above-described embodiment all will be dropped in the scope of the claims in the present invention.
Claims (6)
1. a variable color anodized aluminium adhesive sticker anti-fake card method for making, is basic unit with plastic polyester film, it is characterized in that, comprise the following steps:
(1) in basic unit, photochromic layer is superposed: the binder containing photosensitive material mixed, be processed into adherent coatings, be coated with by anilox printing and be coated in base film layer surface equably, and it is dry by the baking of five-part form baking oven, to increase luminance brightness and the plumpness of product, and color produces inversion under ultraviolet light and sunlight irradiate;
(2) on photochromic layer, holographic false proof embossed plies is superposed: by laser information layer through being wrapped in the cylinder of laser engraving laser plate, under the surface temperatures of 150 DEG C and 30pa pressure, form visual laser pattern and information, as Antiforge information;
(3) in holographic false proof embossed plies, superpose printed layers: stencil machine at coating surface printing word and pattern by intaglio process, wherein should regulate scraper, adjustment impression cylinder, and control baking temperature;
(4) in printed layers, vacuum aluminium coated layer is superposed: evaporation boat is heated to 1400 DEG C-1500 DEG C, deliver to that high-purity aluminium wire on evaporation boat is cold changes into aluminium steam continuously, aluminium molecule is sprayed on surface equably, forms aluminum membranous layer, sets off out metallic luster to make product;
(5) on vacuum aluminium coated layer, superpose gum layer: soft or hard resin interpolation auxiliary agent and powder filler are prepared, then thermoprint is on vacuum aluminium coated layer surface;
Last cutting and rewinding;
In described step (1), the temperature sequence of five-part form baking oven is 110 DEG C-120 DEG C-130 DEG C-140 DEG C-150 DEG C, and pressure is 20pa, and the speed of a motor vehicle is 120m/min;
Add thinning agent according to the viscosity size of coating in described step (1), this thinning agent is quick-dry type solvent and slow curing type solvent, needs mix and match to use.
2. variable color anodized aluminium adhesive sticker anti-fake card method for making according to claim 1, it is characterized in that: when regulating scraper in described step (3), scraper scrapes off pressure needed for plate surface ink and print speed printing speed is directly proportional, general speed is fast, pressure is corresponding wants large, and the angle of scraper and forme is 30 °-70 °.
3. variable color anodized aluminium adhesive sticker anti-fake card method for making according to claim 1, is characterized in that: in described step (3) during adjustment impression cylinder, squeegee pressure controls at 1pa-5pa.
4. variable color anodized aluminium adhesive sticker anti-fake card method for making according to claim 1, is characterized in that: when regulating ink setting temperature in described step (3), baking temperature controls between 80 DEG C-90 DEG C, is the highlyest no more than 100 DEG C.
5. variable color anodized aluminium adhesive sticker anti-fake card method for making according to claim 1, is characterized in that: in described step (4), the thickness of vacuum aluminium coated layer is 2-5 μm.
6. variable color anodized aluminium adhesive sticker anti-fake card method for making according to claim 1, it is characterized in that: in described step (5), the thermoprint of soft or hard resin is surperficial at vacuum aluminium coated layer, blocking point is 100 DEG C-110 DEG C, the speed of a motor vehicle is 100m/min, anilox roll is 40R or 60R, and coating weight is 3.50-4.0g/m
2.
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| CN104050870A (en) * | 2014-06-18 | 2014-09-17 | 上海申永烫金材料有限公司 | Method for manufacturing temperature-controlled label |
| CN104802557A (en) * | 2015-04-29 | 2015-07-29 | 桐城市福润包装材料有限公司 | Thin film printing process |
| CN106626531A (en) * | 2017-02-22 | 2017-05-10 | 上海旻阔实业有限公司 | Continuous and automatic medium heating device integrating welding, aluminum plastic labeling and adhesion |
| CN107984816B (en) * | 2017-11-23 | 2020-04-14 | 深圳市冠盟贴纸制品有限公司 | Decorative film with three-dimensional laser decorative effect and production process thereof |
| CN108725010A (en) * | 2018-06-04 | 2018-11-02 | 深圳市柏星龙创意包装股份有限公司 | Stamping systems and preparation method thereof |
| CN110154607A (en) * | 2019-05-13 | 2019-08-23 | 华为技术有限公司 | Terminal cover board, terminal cover board manufacturing method and terminal device |
| CN115387151B (en) * | 2022-08-23 | 2023-06-27 | 扬州市祥华新材料科技有限公司 | Decoloring-preventing laser colorful transfer paper and preparation method thereof |
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| CN101780733A (en) * | 2010-02-03 | 2010-07-21 | 深圳劲嘉彩印集团股份有限公司 | Laser positioning electrochemical aluminum and manufacturing method thereof |
| CN102259519B (en) * | 2011-05-31 | 2013-05-22 | 中国印刷科学技术研究所 | Colour-changing hot printing film and preparation method |
| CN102795015B (en) * | 2011-09-15 | 2014-07-09 | 武汉虹之彩包装印刷有限公司 | Electrochemical aluminum for stamping gold on ultraviolet (UV) glazing oil surface and preparation method thereof |
| CN103072393B (en) * | 2012-12-31 | 2014-12-24 | 湖北联合天诚防伪技术股份有限公司 | Preparation method for laser hot stamping foil of metal coin and prepared product |
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