Stereoscopic color powder printing method
Technical field
The present invention relates to print field, relate in particular to a kind of stereoscopic color powder printing method.
Background technology
At present, in the graphic printing field, use screen printing technology widely, it forms specific picture and text by half tone on the stock surface.Along with the progress of society and the raising of aesthetic conceptions, people are more and more higher to the requirement of print product, in order to beautify packing, not only to have smooth colourful on the printing color, and need more senior metallic luster, more third dimension to be arranged, to demonstrate the magnificent, noble of it, the client is not only visually attractive in appearance to packing instructions simultaneously, more will take into account certain anti-counterfeiting performance.
Traditional processing method is by silk-screen glue on stock, and is then by spread bronze on glue, after flattening with a flat clamp that glue is fixed-type again.Product after the traditional handicraft processing touches the phenomenon that has dry linting, dry linting in the transportation of being everlasting with hand, the packing of making dirty, and do not meet relevant industry healthy requirement, the material on the packing is bought on market easily, can not satisfy exclusive use of client and false proof instructions for use.And the mode of dusting also very easily is subjected to airflow influence in process, does dirty workshop, and workman's breathing may be drawn onto powder, and certain safe and sanitary danger is arranged.In the back road process of this external packing, packing is besmirched by glue, need be with getting wet or the cloth waste of white spirit cleaning, the glue material that traditional handicraft is used can not be water-fast corrosion-resistant, can not solve artificial rubber water and give the problem of packing decontamination, thereby increased the working time that is packaged in the processing assembling, increased the cost of labor and the time cost of packing, be unfavorable for the product large-scale mass production.
Summary of the invention
First purpose of the present invention is, a kind of stereoscopic color powder printing method is provided, it adopts special stereoscopic color powder printing ink, clean environmental protection, harmless, and the printing color powder brightness in back is strong, there are different color change effects, the color powder that prints to have certain thickness, thickness maximum can reach 0.2mm, good, the color powder strong adhesion of third dimension in the multiple angles variation, the packing good decorating effect;
Another object of the present invention is to, a kind of stereoscopic color powder printing method is provided, it can solve in the back road process of packing, and packing is besmirched by glue, need be with getting wet or the cloth waste of white spirit cleaning, the glue material that traditional handicraft is used can not be water-fast corrosion-resistant, can not solve artificial rubber water and give the problem of packing decontamination, can greatly reduce the working time that is packaged in the processing assembling, reduce the cost of labor and the time cost of packing, improve output, make things convenient for large-scale mass production;
Another purpose of the present invention is, a kind of stereoscopic color powder printing method is provided, it is by the allotment control to toner, toner had both been selected the aluminum plated PET hexagon bronze of buying easily on the market, added other mica titanium perlatolic phototropic powder of special safety anti-fake level again, make the picture and text metal sense of printing strong by printing, effective, multiple angles is watched under daylight simultaneously, picture and text the different colours variation effect arranged, the visual effect uniqueness has certain antifalsification, satisfies the client to the packing packing instructions that take into account antifalsification visually attractive in appearance.
For achieving the above object, the invention provides a kind of stereoscopic color powder printing method, it comprises the steps:
Step 1, toner and solvent are stirred modulation stereoscopic color powder printing ink, this stereoscopic color powder printing ink is in 100 weight portions, this toner and solvent are respectively 30~40 parts and 60~70 parts, and this toner is the mixed powder of aluminum plated PET hexagon bronze and mica titanium nacreous material;
Step 2, making printing screen plate, this printing screen plate is the half tone of 24T;
Step 3, this printing screen plate is placed on the stock, with stereoscopic color powder printing ink by this printing screen plate silk-screen to stock, form predetermined picture and text;
Step 4, treat the stereoscopic color powder ink setting after, can on stock, form the stereoscopic color powder picture and text.
This bronze adopts the aluminum plated PET hexagon bronze of corrosion-resistant and high temperature, and its powder directly is 1/256 " inch, mica titanium nacreous material adopts the extraordinary pearly-lustre camouflage paint of 10~60 microns of granularities; This toner is in 100 weight portions, and aluminum plated PET hexagon bronze and mica titanium nacreous material are respectively 70~80 parts and 20~30 parts;
Comprise the pure acrylic polymers of solid, aliphatic solvent, aromatic hydrocarbon solvent, defoamer in the described solvent, reach levelling agent, this solvent is in 100 weight portions, wherein, the pure acrylic polymers of solid is 15~30 parts, aliphatic solvent is 10~30 parts, the aromatic hydrocarbon solvent is 20~40 parts, and defoamer is 0.5~1 part, and levelling agent is 0.5~1 part.
Described printing screen plate adopts the nylon grenadine of 24T.
In the described step 4, adopt natural air drying or mode of heating to make the stereoscopic color powder ink setting.
Beneficial effect of the present invention: stereoscopic color powder printing method provided by the present invention, it adopts special stereoscopic color powder printing ink, toner with special allotment, powder and oil mix printing, clean environmental protection, harmless, and the printing color powder brightness in back is strong, multiple angles changes different color change effects, antiforge function is arranged, and the color powder that prints has certain thickness, thickness maximum can reach 0.2mm, good, the color powder strong adhesion of third dimension, the packing good decorating effect; It can also solve the problem that glue in the processing of road, packing back pollutes packing, artificial rubber shipwreck, and the time of printing processing shorten, can greatly reduce cost, improve output, make things convenient for large-scale mass production.
In order further to understand feature of the present invention and technology contents, see also following about detailed description of the present invention and accompanying drawing, yet accompanying drawing only provide with reference to and the explanation usefulness, be not to be used for the present invention is limited.
Description of drawings
Below in conjunction with accompanying drawing,, will make technical scheme of the present invention and other beneficial effects apparent by the specific embodiment of the present invention is described in detail.
In the accompanying drawing,
Fig. 1 is the schematic flow sheet of stereoscopic color powder printing method of the present invention.
The specific embodiment
Technological means and the effect thereof taked for further setting forth the present invention are described in detail below in conjunction with the preferred embodiments of the present invention and accompanying drawing thereof.
As shown in Figure 1, the invention provides a kind of stereoscopic color powder printing method, it comprises the steps:
Step 1, toner and solvent are stirred modulation stereoscopic color powder printing ink, this stereoscopic color powder printing ink is in 100 weight portions, this toner and solvent are respectively 30~40 parts and 60~70 parts, and this toner is the mixed powder of the extraordinary phototropic pearlescent pigment of PETG (PET:polyethylene terephthalate) hexagon bronze and mica titanium of aluminizing.This PET is a kind of milky or high polymer light yellow, highly crystalline, its chemical formula is-[OCH2-CH2OCOC6H4CO]-, its surface smoothing has gloss.This PET is as packaging material, in wider temperature range, has excellent physical and mechanical properties, long-term serviceability temperature can reach 120 ℃, electrical insulating property is good, even under the high temperature high frequency, its electrical property is still better, but corona resistance is relatively poor, creep resistance, fatigue durability, rub resistance, dimensional stability are all fine; And it is nontoxic, tasteless, and wholesomeness is good, can be directly used in packaging for foodstuff.In the present invention, we select corrosion-resistant and resistant to elevated temperatures aluminum plated PET hexagon bronze for use, and its powder directly is about 1/256 " inch, select for use and adopt special other extraordinary pearly-lustre camouflage paint of 10~60 microns anti-tamper security levels of granularity.Further, can comprise the pure acrylic polymers of solid, aliphatic solvent, aromatic hydrocarbon solvent, defoamer in the solvent of the present invention, reach levelling agent, this solvent is in 100 weight portions, wherein, the pure acrylic polymers of solid is about 15~30 parts, and aliphatic solvent is about 10~30 parts, and the aromatic hydrocarbon solvent is about 20~40 parts, defoamer is about 0.5~1 part, and levelling agent is about 0.5~1 part.
Step 2, making printing screen plate, this printing screen plate is the half tone of 24T.In this embodiment, printing screen plate can adopt the nylon grenadine of 24T.
Step 3, this printing screen plate is placed on the stock, with stereoscopic color powder printing ink by this printing screen plate silk-screen to stock, form predetermined picture and text.This stereoscopic color powder ink adhesion is good, promptly uses finger to scrape and scratches not dry linting.And the water-fast and white spirit of this stereoscopic color powder printing ink energy, in manual operations, can not use the cloth waste of water or white spirit to clean the glue of making dirty in the packing box surface, and the packing picture and text that are printed on stereoscopic color powder printing ink have been destroyed, manual box processing has been very helpful because of the workman.
Step 4, treat the stereoscopic color powder ink setting after, can on stock, form the stereoscopic color powder picture and text.In this step 4, can adopt natural air drying or mode of heating to make the stereoscopic color powder ink setting.Owing to adopt stereoscopic color powder printing ink of the present invention, shortened this drying time greatly, reduced production cost, improved output.
In sum, stereoscopic color powder printing method provided by the present invention, it adopts special stereoscopic color powder printing ink and the toner of special allotment, and powder and oil mix printing, clean environmental protection, harmless, and color powder brightness is strong after the printing, and multiple angles changes different color change effects, and antiforge function is arranged, the color powder that prints has certain thickness, thickness maximum can reach 0.2mm, good, the color powder strong adhesion of third dimension, and package decoration is effective; It can also solve after the packing problem that glue in the road processing pollutes packing, artificial rubber shipwreck, and the time of printing processing shorten, can greatly reduce cost, improve output, make things convenient for large-scale mass production.
The above; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of the accompanying claim of the present invention.