CN110949029A - Method for manufacturing layered magnetic light and color diffusion effect - Google Patents
Method for manufacturing layered magnetic light and color diffusion effect Download PDFInfo
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- CN110949029A CN110949029A CN201911224621.7A CN201911224621A CN110949029A CN 110949029 A CN110949029 A CN 110949029A CN 201911224621 A CN201911224621 A CN 201911224621A CN 110949029 A CN110949029 A CN 110949029A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M7/00—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock
- B41M7/0081—After-treatment of prints, e.g. heating, irradiating, setting of the ink, protection of the printed stock using electromagnetic radiation or waves, e.g. ultraviolet radiation, electron beams
Abstract
The invention relates to a method for manufacturing a layered magnetic light and color diffusion effect, which comprises the following steps: 1) screen printing: and printing a plurality of layers of magnetic ink pigments on the paper substrate by using a silk screen plate of a screen printer. 2) Magnetic orientation of the magnetic plate: a. and placing a strong magnetic plate group in the magnetic plate platform, wherein the strong magnetic plate group comprises strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM respectively. b. And (3) placing the paper substrate printed with the multilayer magnetic ink pigments on a strong magnetic plate set for magnetic orientation. 3) And curing the multilayer magnetic ink pigment on the paper substrate by using a UV lamp. The use efficiency of the magnetic ink pigment is greatly improved on the basis of the same printing conditions, the anti-counterfeiting performance of the magnetic ink is greatly improved, and the image-text decoration aesthetic property is increased. And the manufacturing method has low difficulty and can be popularized and applied quickly.
Description
Technical Field
The invention belongs to the technical field of silk-screen printing anti-counterfeiting, and particularly relates to a manufacturing method of a layered magnetic light and color diffusion effect.
Background
Although the magnetic ink pigment printing on the market is applied to many fields, the printing method is single, the magnetic effect is only in the magnetic recording range, and only the information recording and storing effects are achieved, so that the authenticity identification function is simply realized.
The magnetic printed matter is a unique recording medium produced by combining magnetic recording technology and printing technology, and features that data can be written in and read out from magnetic card and that text, pattern and picture can be seen visually. It is widely used in the fields of train tickets, bus tickets, airline tickets, monthly tickets, bank passbooks and the like, and paper money of many countries can be printed by adopting magnetic ink.
However, the existing magnetic ink printing still has the problems of insufficient utilization rate of magnetic ink pigment, improved anti-counterfeiting performance and poor decorative and beautifying effects of characters, patterns and photos.
Disclosure of Invention
In view of the above problems, the present invention provides a method for manufacturing a layered magnetic light diffusion effect.
The specific technical scheme is that the manufacturing method of the layered magnetic light color diffusion effect comprises the following steps:
1) screen printing: and printing a plurality of layers of magnetic ink pigments on the paper substrate by using a silk screen plate of a screen printer.
2) Magnetic orientation of the magnetic plate:
a. and placing a strong magnetic plate group in the magnetic plate platform, wherein the strong magnetic plate group comprises strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM respectively.
b. And (3) placing the paper substrate printed with the multilayer magnetic ink pigments on a strong magnetic plate set for magnetic orientation.
3) And curing the multilayer magnetic ink pigment on the paper substrate by using a UV lamp.
The method comprises the steps of coating photosensitive glue on a stretched silk screen plate to form a photosensitive plate film, attaching a positive negative film on the plate film to print a plate, exposing, developing and washing by ultraviolet rays to obtain the silk screen plate printed by the silk screen machine.
When the strong magnetic ink pigment on the paper substrate is fixed on the strong magnetic plate, the magnetic ink on the paper substrate forms gaps with different sizes which can not be observed by naked eyes under the motion rule of the magnetic plate magnetic field and under the resistance of different magnetic plate magnetic force sizes, after the gaps are subjected to light incidence, the image-text magnetic ink layer reflects the colorful diffusion effect magnetic patterns on the paper substrate, a plurality of different colorful color-changing effects appear on the patterns, and then the ink on the paper substrate of the printed matter is solidified through uv lamps, so that the printed matter with the layered colorful diffusion effect patterns is obtained.
After the ink of the U lamp to the paper substrate (stock) solidifies, the strong magnetism magnetic ink layer on the paper substrate forms the space of the big or small difference that can't be observed by naked eye, and the space is through the light incidence back, and the strong magnetism magnetic ink layer on the paper substrate reflects out various diffusion effect magnetism line, and a plurality of different various light color-changing effect appear in the pattern.
Furthermore, the multi-level magnetic ink pigment mainly comprises a strong magnetic ink pigment, a filling material, a connecting material and an additive, and all the materials used in the preparation are the prior art. The material belongs to a ferromagnetic material, and is used for preparing magnetically oriented ferromagnetic ink pigment with a pattern with a light diffusion effect by matching with a magnetic plate after silk-screen printing.
Further, the multilayer magnetic ink pigment needs to have residual magnetism larger than 0.15 and coercive force between 16 and 32KA/M, the maximum particle diameter of the magnetic ink pigment is 1 to 10 mu M, and the ultraviolet absorbent is 2 to 3 percent. When the ink is fully cured, the ink has the characteristics of ink layer gloss, ink layer transparency and ink layer color, and when various spectrums are irradiated on the ink layer in equal proportion, the ink layer absorbs energy to the spectrums irradiated on the surface of the ink layer in proportion, and the reflected light reflects the magnetic directional pattern with the light diffusion effect.
Furthermore, the strong coercive force of the strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM is respectively 20KA/M, 30KA/M and 40KA/M, and the induction intensity of residual magnetism is respectively 0.11-0.8T, 0.15-0.18T and 0.13-0.20T.
Further, a magnetic plate deep groove is formed in the magnetic plate platform, and the strong magnetic plate is placed in the magnetic plate deep groove.
Furthermore, the strong magnetic plate groups placed in the magnetic plate platform can be arranged in parallel or vertically from small to large or from large to small in sequence according to the thickness.
The process adopts a screen printer to print multi-layer magnetic ink pigments on a paper substrate, and then carries out the magnetic orientation of the light diffusion effect on the pigments on different coatings in the multi-layer magnetic ink pigment layers on the printed matter paper substrate through the movement rule of a magnetic field of a magnetic plate platform device and the magnetic force of different magnetic plates, so that the ink layers of the magnetic ink pigments on the printed matter paper substrate generate magnetic patterns with the light diffusion effect, and a plurality of light diffusion effects can appear on the patterns.
The invention has the beneficial effects that: the existing magnetic anti-counterfeiting technology can only reach the magnetic recording range and cannot meet the requirement of special-effect anti-counterfeiting printing, the manufacturing method realizes the difficult problem which cannot be realized by the traditional magnetic ink manufacturing method, the breakthrough of the difficult problem is realized, the service efficiency of magnetic ink pigment is greatly improved on the basis of the same printing conditions, the anti-counterfeiting performance of the magnetic ink is greatly improved, and the image-text decoration aesthetic property is increased. And the manufacturing method has low difficulty and can be popularized and applied quickly.
Drawings
Fig. 1 is a schematic diagram of the present invention when a screen printer is used to print multiple layers of magnetic ink pigments on a paper substrate.
Fig. 2 is a schematic view of the screen plate of fig. 1.
FIG. 3 is a schematic view of an embodiment of the present invention in which a set of magnetic plates is vertically arranged in a deep recess of a magnetic plate table.
FIG. 4 is a schematic diagram of a magnetic plate set arranged in parallel in a deep recess of a magnetic plate table according to another embodiment of the present invention.
In the upper diagram: 1-a screen printing machine, 2-a paper substrate, 3-multilayer magnetic ink pigment, 4-a magnetic plate platform and 5-a strong magnetic plate group;
101-screen printing table, 102-screen printing plate, 103-ink scraping plate and 104-print;
401-magnetic plate deep groove.
Detailed Description
In order to make the technical problems and technical solutions solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 to 3, in order to adopt the magnetic orientation mode of the magnetic plate in which the strong magnetic plate group is vertically arranged in the deep groove of the magnetic plate platform,
example 1:
a method for manufacturing a layered magnetic light diffusion effect comprises the following steps:
1) screen printing: printing a plurality of layers of magnetic ink pigments 3 on a paper substrate 2 by using a screen printing plate 102 of a screen printing machine 1, namely, placing the paper substrate 2 to be printed on a screen printing table 101, pressing a square screen printing plate 102 down onto the paper substrate 2, and after a plurality of layers of magnetic ink pigments 3 are coated on the screen printing plate 102 by using a scraping plate 103, the plurality of layers of magnetic ink pigments 3 penetrate through a transparent part on the screen printing plate 102 to the paper substrate 2 to form a print 104.
The multi-layer magnetic ink pigment 3 mainly comprises a strong magnetic ink pigment (pigment and material), a filling material, a connecting material and an additive. The multilayer magnetic ink pigment 3 needs to have residual magnetism and coercive force of 16KA/M of 0.15, the maximum particle diameter of the magnetic ink pigment is 1 mu M, and the ultraviolet absorbent is 2%.
Magnetic pigment, iron oxide black and iron oxide brown; ferromagnetic material iron (Fe), cobalt (Go), nickel (Ni); synthetic resin as the binder; the filling material is colloidal calcium carbonate. All magnetic inks are readily available, either by procurement or by addition, without separate blending or addition, and are state of the art in this field.
2) Magnetic orientation of the magnetic plate:
a. putting a strong magnetic plate group 5 into the magnetic plate platform 4, wherein the strong magnetic plate group 5 comprises strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM respectively; a magnetic plate deep groove 401 is arranged in the magnetic plate platform 4, and strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM are vertically arranged in the magnetic plate deep groove 401 from thick to thin in sequence; namely, a 70CM strong magnetic plate is placed at the bottommost part of the magnetic plate deep groove 401, then a 50CM strong magnetic plate is placed, and a 30CM strong magnetic plate is placed at the topmost part.
The strong and persistent forces of the strong magnetic force plates with the thicknesses of 30CM, 50CM and 70CM are respectively 20KA/M, 30KA/M and 40KA/M, and the induction intensities of residual magnetism are respectively 0.11T, 0.15T and 0.13T.
b. The paper substrate 2 printed with the multilayer magnetic ink pigments 3 is placed on a strong magnetic plate set 5 for magnetic orientation.
3) The multi-layer magnetic ink pigments 3 on the paper substrate 2 are cured with a UV lamp.
Example 2:
a method for manufacturing a layered magnetic light diffusion effect comprises the following steps:
1) screen printing: printing a plurality of layers of magnetic ink pigments 3 on a paper substrate 2 by using a screen printing plate 102 of a screen printing machine 1, namely, placing the paper substrate 2 to be printed on a screen printing table 101, pressing a square screen printing plate 102 down onto the paper substrate 2, and after a plurality of layers of magnetic ink pigments 3 are coated on the screen printing plate 102 by using a scraping plate 103, the plurality of layers of magnetic ink pigments 3 penetrate through a transparent part on the screen printing plate 102 to the paper substrate 2 to form a print 104.
The multi-layer magnetic ink pigment 3 mainly comprises a strong magnetic ink pigment (pigment and material), a filling material, a connecting material and an additive. The multilayer magnetic ink pigment 3 needs to have residual magnetism and coercive force of 20KA/M of 0.2, the maximum particle diameter of the magnetic ink pigment is 5 mu M, and the ultraviolet absorbent is 2.5%.
2) Magnetic orientation of the magnetic plate:
a. putting a strong magnetic plate group 5 into the magnetic plate platform 4, wherein the strong magnetic plate group 5 comprises strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM respectively; a magnetic plate deep groove 401 is arranged in the magnetic plate platform 4, and strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM are sequentially and vertically arranged from thin to thick and are placed in the magnetic plate deep groove 401; namely, a 30CM strong magnetic plate is placed at the bottommost part of the magnetic plate deep groove 401, then a 50CM strong magnetic plate is placed, and a 70CM strong magnetic plate is placed at the topmost part.
The strong and persistent forces of the strong magnetic force plates with the thicknesses of 30CM, 50CM and 70CM are respectively 20KA/M, 30KA/M and 40KA/M, and the induction intensities of residual magnetism are respectively 0.18T, 0.16T and 0.17T.
b. The paper substrate 2 printed with the multilayer magnetic ink pigments 3 is placed on a strong magnetic plate set 5 for magnetic orientation.
3) The multi-layer magnetic ink pigments 3 on the paper substrate 2 are cured with a UV lamp.
Example 3:
1) screen printing: printing a plurality of layers of magnetic ink pigments 3 on a paper substrate 2 by using a screen printing plate 102 of a screen printing machine 1, namely, placing the paper substrate 2 to be printed on a screen printing table 101, pressing a square screen printing plate 102 down onto the paper substrate 2, and after a plurality of layers of magnetic ink pigments 3 are coated on the screen printing plate 102 by using a scraping plate 103, the plurality of layers of magnetic ink pigments 3 penetrate through a transparent part on the screen printing plate 102 to the paper substrate 2 to form a print 104.
The multi-layer magnetic ink pigment 3 mainly comprises a strong magnetic ink pigment (pigment and material), a filling material, a connecting material and an additive. The multilayer magnetic ink pigment 3 needs to have residual magnetism and coercive force of 32KA/M of 0.4, the maximum particle diameter of the magnetic ink pigment is 10 mu M, and the ultraviolet absorbent is 3%.
2) Magnetic orientation of the magnetic plate:
the difference between this embodiment and the above two embodiments as shown in fig. 4 is that in the step 2, the ferromagnetic magnetic plates with the thickness of 30CM, 50CM and 70CM placed in the magnetic plate deep grooves 401 in the magnetic plate platform 4 are arranged in parallel, and the ferromagnetic magnetic plates with the thickness of 30CM, 50CM and 70CM are arranged from left to right.
The strong and persistent forces of the strong magnetic force plates with the thicknesses of 30CM, 50CM and 70CM are respectively 20KA/M, 30KA/M and 40KA/M, and the induction intensities of residual magnetism are respectively 0.8T, 0.18T and 0.20T.
b. The paper substrate 2 printed with the multilayer magnetic ink pigments 3 is placed on a strong magnetic plate set 5 for magnetic orientation.
3) The multi-layer magnetic ink pigments 3 on the paper substrate 2 are cured with a UV lamp.
The present invention has been described in detail with reference to the specific and preferred embodiments, but it should be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and any modifications, equivalents and the like, which are within the spirit and principle of the present invention, should be included in the scope of the present invention.
Claims (6)
1. A method for manufacturing a layered magnetic light diffusion effect is characterized by comprising the following steps: 1) Screen printing: printing a multilayer magnetic ink pigment (3) on a paper substrate (2) by using a silk screen plate (102) of a screen printing machine (1); 2) Magnetic orientation of the magnetic plate: a, placing a strong magnetic plate group (5) in a magnetic plate platform (4), wherein the strong magnetic plate group (5) comprises strong magnetic plates with the thicknesses of 30CM, 50CM and 70CM respectively; b, placing the paper substrate (2) printed with the multilayer magnetic ink pigments (3) on a strong magnetic plate set (5) for magnetic orientation; 3) And curing the multilayer magnetic ink pigment (3) on the paper substrate (2) by using a UV lamp.
2. The method of claim 1, wherein the method comprises: the multi-layer magnetic ink pigment (3) mainly comprises a strong magnetic ink pigment, a filling material, a connecting material and an additive.
3. A method for producing a layered magnetic light diffusion effect according to claim 1 or 2, wherein: the multilayer magnetic ink pigment (3) needs to have residual magnetism of more than 0.15 and coercive force of 16-32 KA/M, the maximum particle diameter of the magnetic ink pigment is 1-10 mu M, and the ultraviolet absorbent is 2-3%.
4. The method of claim 1, wherein the method comprises: the thicknesses of the strong magnetic plates are respectively 30CM, 50CM and 70CM, the strong retentivity of the strong magnetic plates is respectively 20KA/M, 30KA/M and 40KA/M, and the induction intensity of residual magnetism is respectively 0.11-0.8T, 0.15-0.18T and 0.13-0.20T.
5. The method of claim 1, wherein the method comprises: a magnetic plate deep groove (401) is formed in the magnetic plate platform (4), and the strong magnetic plate group (5) is placed in the magnetic plate deep groove (401).
6. A method for producing a layered magnetic light diffusion effect according to claim 1, 4 or 5, wherein: the strong magnetic plate groups (5) placed in the magnetic plate platform (4) can be arranged in parallel or vertically from small to large or from large to small in sequence according to the thickness.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112246379A (en) * | 2020-10-09 | 2021-01-22 | 北京深核智能科技有限公司 | Preparation process of environment-friendly water-based ink |
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Application publication date: 20200403 |