CN204435110U - A kind of frosted aluminized paper becoming effect with light - Google Patents
A kind of frosted aluminized paper becoming effect with light Download PDFInfo
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- CN204435110U CN204435110U CN201420672125.4U CN201420672125U CN204435110U CN 204435110 U CN204435110 U CN 204435110U CN 201420672125 U CN201420672125 U CN 201420672125U CN 204435110 U CN204435110 U CN 204435110U
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Abstract
The utility model relates to a kind of frosted aluminized paper becoming effect with light, belongs to packaging material and decoration material field.The frosted aluminized paper becoming effect with light comprises paper base material, light change frosted layer, aluminium coated.The frosted aluminized paper that the utility model provides is along with the difference of viewing angle or the change of light source radiating angle under the irradiation of light, and the interference of angle-dependent heterochromous light interference layer light and changing, presents color rendering effect; This paper is recyclable, degradable, and frosted finish effect exquisiteness is true to nature, and metal-like is thick and heavy, and frosted and light become the combination of effect, substantially increase the anti-counterfeiting performance of product.
Description
Technical field
The utility model relates to a kind of frosted aluminized paper becoming effect with light, belongs to packaging material and decoration material field.
Background technology
Vacuum aluminium-plated paper is a kind of environmental protection packaging material, can be applicable to multiple fields, have the effect of elegant, be well received by consumers after printing as packaging material.Vacuum aluminium-plated paper, when printing figure message information, if think, acquisition has rich texture, and third dimension is strong, and lines are lucid and lively, bright printing product, generally needs to adopt screen printing mode.But because screen printed inks thickness is real, more than 30 μm, be not suitable for printing the meticulous pattern of lines and serigraphy for offset printing, the print speed printing speed of serigraphy is low, is not suitable for the printing of packaging material in enormous quantities.In addition, go back ink consumption large, printing ink solvent volatilization is insufficient, and printing product has solvent constantly to volatilize in a long time, affects packing material grade.
Along with the expanding day of commodity market, counterfeit and shoddy goods emerge in an endless stream, and not only cause very large economic loss, and cause very large threat to the health and lives of people.For this reason, commodity packaging, except the requirements such as demand fulfillment is ornamental, display property, display property, also needs to have certain antiforge function.But really can play the few of anti-fake effect, make to comprise the high-grade packaging such as cigarette, wine, food and medicine and often copied by people, and not easily found by people.Vast best brand of product business and consumer urgently wishes to have the packaging material that a kind of antifalsification is strong and noble attractive in appearance to occur, the legitimate interests of Protection of consumer.
Utility model content
In order to defects such as the antifalsification overcoming existing packaging material are not strong, the utility model provides a kind of frosted aluminized paper becoming effect with light.
The utility model is achieved through the following technical solutions:
Become a frosted aluminized paper for effect with light, its special character is: comprise aluminium coated from top to bottom successively, light becomes frosted layer and paper base material, and described light becomes the existing down flop property of frosted layer, has frosted finish effect again.
The upper surface of above-mentioned aluminium coated is also coated with finishing coat.
The light that above-mentioned light change frosted layer is made up of frosted coating and optically variable pigments becomes frosted coating and forms through being coated with solidification, and it is that water-soluble light becomes frosted coating that described light becomes frosted coating, or photocuring light becomes frosted coating, or electronic beam curing light becomes frosted coating.
Become a preparation method for the frosted aluminized paper of effect with light, its special character is: comprise the following steps:
1] preparation has the light change frosted coating that light becomes frosted finish effect;
2] utilize step 1] prepared by light become frosted coating and on paper base material, make changeable colors along with angle and have again the light of frosted finish effect to become frosted layer;
3] under vacuum condition, in step 2] prepared by light become frosted layer surface on aluminize.
When step 1] prepare be water-soluble light become frosted coating time, step 1] concrete preparation process be: in the composition of a kind of property of water-bearing acrylic emulsion 45-60 weight portion, polyvinyl alcohol 2-6 weight portion, carboxymethyl cellulose 1-5 weight portion, water 20-40 weight portion, ball milling is uniformly dispersed a kind of micron-sized silicon oxide powder 6-10 weight portion, form a kind of coating mixture with frosted finish effect, and then optically variable pigments 5-20 weight portion is added in coating mixture, obtain a kind of water-soluble light after dispersion stirs and become frosted coating;
When step 1] prepare be ultraviolet light polymerization light become frosted coating time, step 1] concrete preparation process be: in one containing epoxy acrylate photosensitive resin 30-50 weight portion, tripropylene glycol diacrylate 10-30 weight portion, propoxylation trimethylolpropane triacrylate 15-30 weight portion, single maleimide resin 1-5 weight portion, in the composition of light trigger 3-5 weight portion, add the dispersant of 0.5-5 weight portion and the levelling agent of 0.5-5 weight portion, micron-sized silicon oxide powder 10-20 weight portion is evenly spread in said composition, form a kind of coating mixture with frosted finish effect, and then add optically variable pigments 5-10 weight portion to coating mixture, a kind of ultraviolet light polymerization frosted coating is formed after dispersion stirs,
When step 1] prepare be electronic beam curing light become frosted coating time, step 1] concrete preparation process be: get epoxy acrylic prepolymer 35-50 weight portion, tripropylene glycol diacrylate 20-35 weight portion, urethane acrylate 5-15 weight portion, polyethylene glycol acrylate 10-20 weight portion, mix, prepolymerization forms appropriate electronic beam-curable fluid composition coating, add the micron order silicon oxide powder of 5-15 weight portion again, first carry out pre-dispersed with high speed dispersor, then high-speed emulsifying machine emulsion dispersion is used, frosting powder is fully uniformly dispersed in fluid composition coating, form isotropic body, and then optically variable pigments 1-15 weight portion is added in above-mentioned isotropic body, form a kind of electronic beam curing frosted coating after dispersion stirs.
Step 2] concrete steps be: by step 1] prepared light becomes frosted coating and be spread evenly across 50-300g/m with 200-300 order cable roll on coating machine
2paper on, form thickness uniform wet coating layer, wet coating layer is formed to be combined with paper base material after solidification firmly has the dry coating that light becomes frosted finish effect, i.e. light change frosted layer.
When step 1] prepare be water-soluble light become frosted coating time, curing mode adopt heat cure, solidification temperature is 80-170 DEG C;
When step 1] prepare be ultraviolet light polymerization light become frosted coating time, curing mode adopt ultraviolet light polymerization;
When step 1] prepare be electronic beam curing light become frosted coating time, curing mode adopt electronic beam curing, irradiation voltage 120KV, irradiation dose is 20-40KGy.
Step 3] concrete steps be: under the high vacuum condition of≤0.1Pa, by aluminium wire atomization under 1450-1500 DEG C of condition, atomizing aluminium is under vacuum to step 2] prepared by light become spraying plating layer of metal aluminium lamination on frosted layer, vacuum evaporating speed is 400-1000m/min; The thickness of metallic aluminum is 20-50nm.
Become a preparation method for the frosted aluminized paper of effect with light, also comprise step 4], in the upper surface coated face coating of aluminium coated.
Above-mentioned optically variable pigments is powdered pigment; Fineness is 3-30 μm.
Above-mentioned silicon oxide powder particle diameter is 3-10 μm.
Based on the preparation method of a kind of low consumption ink vacuum aluminium-plated paper at a high speed of said method, its special character is: not only comprise step 1 above]-3], also comprise step 5], in step 3] the band light that obtains becomes on the basis of the frosted aluminized paper of effect, adopt common offset printing or gravure printing mode, printing figure message information.Preferably, in step 3] after, step 5] before, in the surperficial coated face coating of aluminium coated.
It is the diffraction principle utilizing light that light of the present utility model becomes effect, and it is relevant with the particle size of optically variable pigments that light becomes effect; Along with the difference of viewing angle or the change of light source radiating angle under the irradiation of light, the interference of angle-dependent heterochromous light interference layer light and changing, presents different color effects.
The beneficial effects of the utility model:
(1) band light of the present utility model becomes the frosted aluminized paper of effect, aluminize in the surface becoming frosted layer at light, light becomes the existing down flop property of frosted layer has frosted finish effect again, aluminium coated significantly enhances light reflectance, this makes the color of product more bright and beautiful beautiful, and metal-like is thick and heavy, overall co-ordination, be difficult to be imitated, antifalsification is strong.
(2) owing to have employed rational formulation ratio, select micron order silica and optically variable pigments, silica and optically variable pigments particle play the effect of filling mutually, make frosted finish effect exquisiteness true to nature, and light becomes successful, and outward appearance is beautiful attractive in appearance.
(3) compare with coating technique with shifting process, technique simply, only needs simple 3 steps, and production efficiency is high, and energy resource consumption is low, relative to serigraphy, saves a large amount of ink, is a kind of energy-saving production technology.
(4) the utility model can reach serigraphy rich texture, effect that third dimension is strong through common offset printing or gravure printing on aluminized paper.Relative to serigraphy, the dissolvent residual of printing product after great minimizing solvent evaporates, and this paper is recyclable, degradable, is a kind of environment-friendly production process.
Accompanying drawing explanation
Fig. 1: a kind of frosted aluminized paper structural representation becoming effect with light;
In figure: 1, finishing coat, 2, aluminium coated, 3, light becomes frosted layer, 4, paper base material.
Detailed description of the invention
Below by embodiment, the technical solution of the utility model is described in further detail, but the utility model is not limited to the specific embodiment described in the utility model.
Embodiment 1
(1) in the composition of a kind of property of water-bearing acrylic emulsion, polyvinyl alcohol, carboxymethyl cellulose, water, ball milling is uniformly dispersed a kind of micron-sized silicon oxide powder (frosting powder), form a kind of coating mixture with frosted finish effect, and then a certain amount of optically variable pigments is disperseed in this coating mixture, dispersion mixes, and namely obtains a kind of water-soluble light and becomes frosted coating;
The quality that water-soluble light becomes each component of frosted coating into:
Aqueous acrylic emulsion 45kg;
Polyvinyl alcohol 3kg;
Carboxymethyl cellulose 3kg;
Silicon oxide powder 8kg;
Water 20kg;
Pulverous optically variable pigments 10kg, the fineness of optically variable pigments is 30 μm.
Under regular situation, the silicon oxide powder added when making frosted coating is nanoscale or less micron order, general particle diameter is less than 2 μm, parts by weight are 1-5 part, and the utility model adds micron-sized silicon oxide powder, particle diameter is 3-15 μm, and parts by weight are 6-10 part, the technique effect brought is that frosted texture is stronger, plays the effect of filling mutually with optically variable pigments particle.As fruit granule is too large, frosted texture will seem coarse fineless and smooth, and feel is bad, affects the flatness be coated with face of aluminizing in later stage in addition simultaneously.
(2) the water-soluble light described in (1) is become frosted coating and coat 80g/m with 250 order cable rolls on coating machine
2paperboard light face on, the paperboard after coating carries out drying and forming-film, speed of a motor vehicle 100m/min at the hot drying tunnel of 80 ~ 170 DEG C of temperature, solidification after formed and paperboard combine firmly have light become frosted finish effect light change frosted layer 3.
Water-soluble light becomes frosted coating itself after coating solidification, is formed and has fine and close smooth high glaze film.This film has frosted finish effect and light becomes effect, and when observing from different perspectives, coating shows different colors.
(3) then, paperboard containing the light change frosted layer with light change frosted finish effect enters vacuum aluminizing system and aluminizes, vacuum≤0.1Pa, aluminium wire is atomization under 1450 ~ 1500 DEG C of high temperature, atomizing al deposition is on paper frosted layer, form aluminium coated 2, the speed of aluminizing is 500m/min, regulates as required; Aluminium lamination is covered in the surface that light becomes frosted layer, greatly strengthens light reflectance, appears metal-like suddenly, forms the direct vacuum aluminizing paperboard with the frosted finish effect of extremely strong metal sense.This paperboard can print various pattern, also can be coated with the colored paperboard of the frosted with metal-like that colouring forms multicolour.
Aluminium lamination is covered in the surface that light becomes frosted coating, greatly strengthens light reflectance, appears metal-like suddenly, forms the vacuum aluminium-plated paper that the light with extremely strong metal sense becomes frosted finish effect.Adopt common offset printing or gravure printing mode, printing figure message information.The effect of serigraphy can be reached like this through common offset printing.
As mentioned above, after spraying plating aluminium lamination, the photochromic effect of aluminized paper is more obvious, and along with the change of viewing angle, aluminized paper demonstrates the effect of color flowing, and when 0 ° with 60 ° of view, paper presents two kinds of diverse colors.
(4) transparent water-borne acrylic coatings is selected; carry out surperficial glazing protection; that transparent water-borne acrylic coatings coated (3) described paperboard with 200 order cable rolls aluminizes on face; paperboard after coating carries out drying and forming-film at the hot drying tunnel of 100 ~ 150 DEG C of temperature; speed of a motor vehicle 120m/min, is formed after solidification and aluminium lamination combines firmly finishing coat 1.In this step, select water-borne acrylic coatings face to be coated with protection, not only play the effect of protection aluminium lamination, and the printing adaptability of the utility model product also improves.
On the basis of finishing coat, adopt common offset printing or gravure printing mode, printing figure message information.Now, although adopt the mode of printing of offset printing or gravure printing mode, the effect of serigraphy can be reached.Thus a large amount of ink is saved, the dissolvent residual of printing product after great minimizing solvent evaporates.Silk-screen belongs to orifice plate printing, by certain pressure, the eyelet of ink passing hole version is transferred on stock and form image and word during printing; The layer of ink of silk-screen is thick, and the pattern stereoscopic impression printed is strong, all tangible to concave-convex sense with hand; In addition, screen printing ink dissolvent residual is many, and print speed printing speed is low, is not also suitable for mass rapid printing.Offset printing and gravure are offset printings, and ink film thickness is thin, few by ink amount, but pattern does not have third dimension, does not have feel; First frosted offset printing again (gravure), existing feel, also reduces the use amount of quantity of ink.
This embodiment selects water-based system coating, and composition does not all pollute environment, therefore, the product safety environmental protection made, pollution-free; The product changeable colors along with angle successful obtained by this system, frosted finish effect exquisiteness are true to nature, and metal-like is thick and heavy.
Embodiment 2
(1) in a kind of composition containing epoxy acrylate photosensitive resin, tripropylene glycol diacrylate, propoxylation trimethylolpropane triacrylate, single maleimide resin, methylethanolamine, add a small amount of light trigger, dispersant and levelling agent, silicon oxide powder and optically variable pigments are evenly spread in said composition and forms a kind of ultraviolet light polymerization frosted coating that light change effect occurs.
The light of uV curable becomes frosted coating and the ratio of each component is:
Epoxy acrylate photosensitive resin 32kg
Tripropylene glycol diacrylate 15kg
Propoxylation trimethylolpropane triacrylate 15kg
Single maleimide resin 5kg
The modified oxidized Si powder 12kg of wax
Light trigger 5kg
Optically variable pigments 8kg
The commercially available prod that dispersant, levelling agent all adopt industry conventional is appropriate, is used for adjusting coating performance.
The effect of light trigger is: under UV-irradiation, causes the Raolical polymerizable of unsaturated-resin unsaturated bond, makes resin self cross-links film-forming.Light trigger is relevant with the incident wavelength of light, and light-initiated dosage is more, and curing rate is faster.Measure too little, curing rate is too slow, solidifies insufficient; Amount is too large, and light trigger can remain in system, causes residual double bond to react, and the ageing resistance of film reduces, and cost is uneconomical.
Add dispersant and levelling agent, silicon oxide powder, optically variable pigments successively, add successively and the dispersion effect of silicon oxide powder, optically variable pigments can be made better.Dispersant and levelling agent are all liquid, ensure the uniformity of coating.Formed after homogeneous body until coating emulsion, then frosted material and these two kinds of solid particles of light change material are added, it just can be made mechanically to be uniformly dispersed.
(2) light of the uV curable described in (1) is become frosted coating and coat 175g/m with 250 order cable rolls with 200m/min speed on coating machine
2paper light face on, the paper after coating solidifies in ultraviolet light polymerization passage.The rear formation of solidification and paper combine the light firmly with light change frosted finish effect and become frosted layer.
(3) paper containing light change frosted layer enters vacuum aluminizing system and aluminizes, vacuum≤0.1Pa, and aluminium wire is atomization under 1450-1500 DEG C of high temperature, and atomizing al deposition is on paper frosted layer, and form aluminium coated, the speed of aluminizing is 500m/min.Aluminium lamination is covered in the surface that light becomes frosted coating, greatly strengthens light reflectance, appears metal-like suddenly, forms the vacuum aluminium-plated paper with the frosted finish effect of extremely strong metal sense.This paper can print various pattern, also can be coated with the frosted chromatics paper with metal-like that colouring forms multicolour.
(4) that the painting coating of uV curable is coated described aluminized paper with 250 order cable rolls with 250m/min speed aluminizes on face, and the paper after coating is film-forming in ultraviolet light polymerization passage, is formed and aluminium lamination combines firmly finishing coat 1 after solidification.
Above embodiment has following beneficial effect:
The aluminized paper changeable colors along with angle successful that this technique obtains, frosted finish effect exquisiteness are true to nature, metal-like is thick and heavy, the light produced becomes dry sanding paper can reach serigraphy effect through common offset printing or gravure printing, save a large amount of ink, the dissolvent residual of printing product after great minimizing solvent evaporates.
Embodiment 3
(1) at a kind of composition containing epoxy acrylic ester prepolymer, tripropylene glycol diacrylate, urethane acrylate, polyethylene glycol acrylate, add a small amount of dispersant and levelling agent, mix.Normal temperature prepolymerization more than 24 hours, form appropriate electronic beam-curable fluid composition coating, add weight portion frosting powder (gaseous oxidation silicon) and optically variable pigments, first carry out pre-dispersed with high speed dispersor, eliminate the agglomerating bulky grain of frosting powder, then use mulser emulsion dispersion, frosting powder is fully uniformly dispersed in fluid composition coating, form isotropic body.Namely a kind of electronic beam curing frosted coating that light change effect occurs is obtained.
Can light become electronic beam curing frosted coating the ratio of each component is:
Get epoxy acrylic prepolymer 35kg
Tripropylene glycol diacrylate 23kg
Urethane acrylate 10kg
Polyethylene glycol acrylate 10kg
Silicon oxide powder 7kg
Optically variable pigments 5kg
The commercially available prod that dispersant, levelling agent all adopt industry conventional is appropriate.
(2) the 250 order cable rolls of the isotropic body described in (1) are coated 125g/m
2paper base material light face on; paper base material after coating carries out irradiation under entering the nitrogen protection of electron beam irradiation room according to 400m/min speed; irradiation voltage 120KV, irradiation dose is approximately 20-40KGy, and after solidification, formation and paper base material combine the electronic beam curing coating firmly with frosted finish effect.
(3) enter vacuum aluminizing system to aluminize, vacuum≤0.1Pa, aluminium wire is atomization under 1450-1500 DEG C of high temperature, atomizing al deposition is on paper base material coating layer, form aluminium coated, the speed of aluminizing is 500m/min, and aluminium coated has the frosted finish effect of massive metal sense, and namely the vacuum aluminum-coated dry sanding paper containing electronic beam curing coating is made.This paper is suitable for printed patterns, and can directly adopt the mode of offset printing and gravure to print, the pattern of formation has the texture suitable with serigraphy.
(4) glazing oil 200 order cable rolls in face are coated on the aluminized paper described in (3); paper base material after coating carries out irradiation under entering the nitrogen protection of electron beam irradiation room according to 600m/min speed; irradiation voltage 120KV; irradiation dose is approximately 20-40KGym/min, and after solidification, formation and aluminium lamination combine the electronic beam curing finishing coat 1 firmly with upper photoprotection.
Above embodiment has following beneficial effect:
With electron beam be cured, technique is simple, hardening time is short, production efficiency is high, and the volatilization of solvent-free and water is a kind of energy saving and environment friendly production technology.The aluminized paper that this technique is obtained, changeable colors along with angle successful, frosted finish effect exquisiteness are true to nature, metal-like is thick and heavy, the light produced becomes dry sanding paper can reach serigraphy effect through common offset printing or gravure printing, save a large amount of ink, the dissolvent residual of printing product after great minimizing solvent evaporates.
In three above-mentioned embodiments, why the fineness of optically variable pigments selects 3-30 μm, one is the requirement that will meet coating, project coating layer thickness is less than 15 μm, after the particles solidify of 3-30 μm, particle can partly be among organic molecule parcel, and partial denudation is in coating surface, if it is too large that light becomes material particle diameter, follow-up aluminium coated and finishing coat can be affected.Two are, the too large rheological characteristic affecting coating of particle, are unfavorable for coating; Particle diameter is too little, and particle is dispersed in the coating composition, and after solidification, particle is among organic molecule parcel completely, does not have exposed part, cause photochromic effect to be deteriorated outside coating.
Claims (2)
1. become a frosted aluminized paper for effect with light, it is characterized in that: comprise aluminium coated from top to bottom successively, light becomes frosted layer and paper base material.
2. band light according to claim 1 becomes the frosted aluminized paper of effect, it is characterized in that: the upper surface of described aluminium coated is also coated with finishing coat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672125.4U CN204435110U (en) | 2014-11-12 | 2014-11-12 | A kind of frosted aluminized paper becoming effect with light |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420672125.4U CN204435110U (en) | 2014-11-12 | 2014-11-12 | A kind of frosted aluminized paper becoming effect with light |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204435110U true CN204435110U (en) | 2015-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420672125.4U Expired - Fee Related CN204435110U (en) | 2014-11-12 | 2014-11-12 | A kind of frosted aluminized paper becoming effect with light |
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| CN (1) | CN204435110U (en) |
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- 2014-11-12 CN CN201420672125.4U patent/CN204435110U/en not_active Expired - Fee Related
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150701 Termination date: 20181112 |
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| CF01 | Termination of patent right due to non-payment of annual fee |