CN115710442A - Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box - Google Patents
Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box Download PDFInfo
- Publication number
- CN115710442A CN115710442A CN202211386721.1A CN202211386721A CN115710442A CN 115710442 A CN115710442 A CN 115710442A CN 202211386721 A CN202211386721 A CN 202211386721A CN 115710442 A CN115710442 A CN 115710442A
- Authority
- CN
- China
- Prior art keywords
- ink
- suede
- effect
- printing
- packaging box
- 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.)
- Pending
Links
Images
Landscapes
- Printing Methods (AREA)
Abstract
The invention relates to the field of packaging and printing, in particular to a suede effect printing ink and a suede effect finishing process for offset printing online of a paper packaging box. The suede effect ink comprises the following raw material components in percentage by weight: 75 to 85 percent of polyurethane resin; 10-20% of acrylate copolymer; 1 to 5 percent of polydimethylsiloxane; 1% -5% of polyethylene wax; 1 to 5 percent of triethylamine. The matte effect printing ink is used for finishing the surface of the paper packaging box by adopting the matte effect finishing process for the offset printing on-line paper packaging box, so that the surface of the packaging box made of paper has silky velvet-like greasy touch, and meanwhile, the matte effect enables the packaging box to be more noble, the appearance grade of the packaging box is improved, and the friction resistance of the surface of the packaging box can be enhanced.
Description
Technical Field
The invention relates to the field of packaging printing, in particular to a suede effect finishing process for a suede effect printing ink and a paper packaging box offset printing online machine.
Background
At present, the suede effect of the surface of the paper packing box is realized by adopting an off-line printing mode, such as a gravure printing mode and a silk-screen printing mode, and the off-line suede not only influences the production efficiency of products, increases the production cost and prolongs the delivery period of the products because a production procedure is added; and the gravure suede printing process uses a solvent, so that the gravure printing method is not environment-friendly. Because the matte effect is the effect of dull and dumb gloss, the design of product LOGO pattern is high light effect under the normal condition, and the matte effect overprint with the large tracts of land printing plays the effect of drawing dragon point eye, outstanding LOGO theme. If the off-line mode is used for printing the suede, registration errors between working procedures exist in self glue-concave combination or offset printing silk screen combination, meanwhile, in the product sequence transferring process, the paper is easy to stretch due to the influence of the temperature and the humidity of the environment, and the registration accuracy between the suede effect and the printed patterns can also be influenced, so that the delicacy and the high-grade degree of the overall impression of the product are influenced.
Disclosure of Invention
In view of the above-mentioned shortcomings of the prior art, it is an object of the present invention to provide a matte effect ink and a matte effect finishing process for offset printing of a paper package in-line. The matte effect ink is used for finishing the surface of the paper packing box by adopting the online offset printing matte effect finishing process of the paper packing box, so that the surface of the packing box made of paper has silky velvet-like touch, and meanwhile, the matte effect enables the packing box to be more noble, the appearance grade of the packing box is improved, and the friction resistance of the surface of the packing box can be enhanced.
In order to achieve the above and other related objects, a first aspect of the present invention provides a suede effect ink, comprising the following raw material components by weight:
75-85% of polyurethane resin, such as 75-78% or 78-85%;
10-20% of acrylate copolymer, such as 10-15% or 15-20%;
1-5% of polydimethylsiloxane (CAS number 63148-62-9), such as 1-2%, 2-3% or 3-5%;
polyethylene wax (CAS number 9002-88-4) 1% -5%, such as 1% -2%, 2% -3% or 3% -5%;
1 to 5 percent of triethylamine, such as 1 to 2 percent or 2 to 5 percent.
Preferably, at least one of the following technical features is also included:
1) The polyurethane resin is polyurethane, and the CAS number is 9009-54-5;
2) The acrylic ester copolymer is a copolymer of ethyl methacrylate (CAS number 97-63-2) and butyl acrylate (CAS number 141-32-2), the weight-average molecular weight is 45000-55000, such as 45000-50000 or 50000-55000, the intrinsic viscosity IV is 0.25-0.29 dL/g, such as 0.25-0.27 dL/g or 0.27-0.29 dL/g, the glass transition temperature Tg is 49-51 ℃, such as 49-50 ℃ or 50-51 ℃, the molar ratio of ethyl methacrylate to butyl acrylate is 25: (3-3.5), such as 25: (3 to 3.2) or 25: (3.2-3.5).
The second aspect of the invention provides the application of the suede effect printing ink for surface finishing of paper packing boxes.
The third aspect of the invention provides a suede effect finishing process for offset printing online of a paper packaging box, which adopts the suede effect printing ink to print on the surface of the paper packaging box.
Preferably, the method comprises the following steps:
1) Printing patterns and characters on the surface of the paper packaging box;
2) Coating online suede ink on the surface of the paper packaging box obtained in the step 1) through an anilox roller by using an online glazing unit of offset printing equipment;
3) Drying the coated on-line suede printing ink;
wherein the on-line suede ink comprises the suede effect ink and a diluent.
And (3) coating the printing surface of the packing box by using on-line suede ink (diluted suede effect ink), and supplying ink by using an on-line polishing system of an offset press in the coating process. The ink supply system consists of an oil receiving groove, a cavity type scraper, a reticulate pattern roller, a glazing roller, an impression roller and a gloss ink path circulating system (comprising an ink conveying guide pipe, an ink return guide pipe, a gloss oil barrel, a circulating pump and the like). The oil-polishing path of the cavity type scraper is shorter, the special oil-polishing circulation system supplies oil-polishing to the cavity, and the redundant oil-polishing flows back to the circulation box through another pipeline.
More preferably, in the step 2), the part of the surface of the paper packaging box which is not required to be subjected to the suede effect finishing is avoided in the coating process.
More preferably, in step 2), the type of plate used in coating is a blanket or a flexographic plate.
More preferably, in step 2), the trapping value between the pile area and the pile pattern is 0.20mm to 0.60mm, such as 0.20mm to 0.50mm or 0.50mm to 0.60mm.
More preferably, in step 2), the anilox roll coating weight is 5.0cm 3 /m 2 ～11.7cm 3 /m 2 E.g. 5.0cm 3 /m 2 ～9.4cm 3 /m 2 Or 9.4cm 3 /m 2 ～11.7cm 3 /m 2 。
More preferably, step 3) further comprises at least one of the following technical features:
1) The viscosity of the on-line suede ink is 45-90 seconds, such as 45-50 seconds, 50-56 seconds, 56-60 seconds, 60-85 seconds or 85-90 seconds;
2) The diluent comprises absolute ethyl alcohol and water, and the volume ratio of the absolute ethyl alcohol to the water is 1:1 to 3:1, as shown in 1:1 to 2:1 or 2:1 to 3:1;
3) The hot air drying and the two groups of infrared lamp tubes drying are carried out, the hot air is fully opened, the wavelength of the infrared lamp tubes is 750 nm-1500 nm, the power of each group of infrared lamp tubes is 6.2KW, the power of the first group of infrared lamp tubes is opened by 30% -50%, such as 30% -40% or 40% -50%, the power of the second group of infrared lamp tubes is opened by 50% -100%, such as 50% -70% or 70% -100%, the printing speed is 5000 pieces/hour-11000 pieces/hour, such as 5000 pieces/hour-9000 pieces/hour or 9000 pieces/hour-11000 pieces/hour.
By adopting the suede effect printing ink and the suede effect finishing process of the offset printing online of the paper packaging box, the overprinting precision problem caused by the expansion of the product order-changing paper is avoided; the production process of the off-line suede can be reduced, the production efficiency is improved, the delivery date is guaranteed, and the production cost is reduced; meanwhile, the method avoids the use of volatile solvent in the process of gravure printing of the suede and is environment-friendly. The packaging box is subjected to surface finishing by adopting the finishing process, and a uniform coating with a suede hand feeling effect can be formed on the surface of the packaging box printed and manufactured by the paper material, so that the printed packaging material presents high-end and atmospheric feelings, and simultaneously, visual and tactile impact is brought to consumers. The surface of a product packaging box using common offset printing and UV printing can be finished by adopting the process provided by the patent, after finishing, the surface of the packaging box can present a matte effect similar to velvet cloth, and can feel hand feeling similar to the velvet cloth by touching with hands, the glossiness of the online velvet is more than or equal to 0 and less than or equal to GS (soluble) and less than or equal to 30, and the smoothness (static/dynamic) is more than or equal to 0.40/0.35. The matte ink adheres firmly, and after the box is pasted and formed, the matte ink at the folding position of the surface of the packaging box cannot drop off, if the surface is slightly dirty, the matte ink can be wiped off by soft cloth dipped in clear water, and the matte effect cannot be influenced. The packaging printed matter which is finished by the suede effect can also be subjected to subsequent processing such as gold stamping, concave-convex processing and the like, and the gold stamping fastness and the suede hand feeling cannot be influenced. The process has no specific limitation on the paper for packaging the printed matter, the surface of the paper can have the suede handfeel effect by adopting the process for common paperboard and art paper, and the suede effect can be finished at the local position of the layout or the whole layout according to the appearance design of the printed matter to be packaged. After finishing, the product safety requirement meets YQ 69 requirements on safety and sanitation of cigarette strips and box packing paper, and can be used for surface finishing of high-grade cigarette products.
Drawings
Fig. 1 shows a schematic view of the surface structure of the paper packaging box finished by the technology.
Wherein, 1 is a suede effect printing ink layer, 2 is a printing ink layer of paper packing box patterns and characters, and 3 is paper.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The gloss (60 ℃) in the following examples was measured according to the specification of 6.7 in GB/T7705-2008.
The method for testing the smoothness is as follows:
1.1 Instrument: TMI Friction coefficient tester.
1.2 test conditions:
the flat paper printed matter is placed for 2 hours after the last light glazing, and the online gravure product sample is placed for at least 1 hour under the environmental condition of a laboratory.
1.3 detection method: the flat paper printed matter is used to measure one row of products in the nip and the on-line gravure product is used to measure the axial coupling number.
1.4 System settings:
a: enter the "Sys Setup" interface, move the scroll bar to "meas. Unit (Imp/Met)" and set the unit to "Imp".
b: enter "Prep Test" interface, enter parameter entry interface year. "Unit (COF/g)" is set to "COF", "Sled Type (A/B/C/z)" is set to "B-200g (. 64 Lb)", "Speed (2-20 in/min)" is set to "12", and "Travel Distance (1-12 in)" is set to "6".
c: enter the "Run Test" interface.
1.5 test methods:
a the test specimens were cut into 6.5mm by 6.5mm samples, printed face down, and placed on the start of the test arm.
b the slide was mounted on the test arm and placed completely on the specimen, the anti-skid bar was lowered into engagement with the block, and the test was started at < START >.
c, when the test arm stops moving and the screen displays ' Remove slide Press ' ENTER ', the slide block and the sample are taken down, the < ENTER > key is pressed, and the test arm returns to the initial position.
d, the reading displayed on the screen is the 'slip value' of the sample, 2 decimal places are reserved for detection data, and the final result is the average value of each sample.
Example 1
Taking the conventional hard box of saussurea involucrata as an example, the printing paper of the packaging box is 250g/m 2 The 0-degree white-light PET silver card (water-based non-fluorescence) is printed and produced in a mode of flat UV offset printing, and screen UV light and three-dimensional concave-convex are carried out after printing. After the printing of the character and the pattern is finished, an online glazing unit is utilized to coat online suede ink on the surface of the packaging box, a plate material is used as a flexible plate during coating, the trap printing value between a suede area and UV light and concave-convex patterns is 0.50mm, and the coating amount of a glazing anilox roller is 9.4cm 3 /m 2 . The on-line matte ink includes a matte effect ink and a diluent. The suede effect ink comprises the following raw material components in percentage by weight: 78% of polyurethane resin, 15% of acrylate copolymer, 3% of polydimethylsiloxane, 2% of polyethylene wax and 2% of triethylamine, wherein the polyurethane resin is polyurethane, and the CAS number is 9009-54-5; the acrylic copolymer is a copolymer of ethyl methacrylate (CAS number is 97-63-2) and butyl acrylate (CAS number is 141-32-2), the weight average molecular weight is 50000, the intrinsic viscosity IV is 0.27dL/g at 30 ℃, the glass transition temperature Tg is 50 ℃, and the molar ratio of ethyl methacrylate to butyl acrylate is 25:3. and (3) diluting the matte effect ink by using a mixed solution of anhydrous ethanol and water, wherein the volume ratio of the anhydrous ethanol to the water is 1. The diluted suede effect printing ink, namely the on-line suede printing ink is used for coating on the printing surface of the packing box, and an on-line polishing circulating ink supply system is used in the coating process to prevent the printing ink from condensing and settlingAnd (4) precipitating. After coating, the drying condition is strictly controlled, the hot air is fully opened, the wavelength of the infrared lamp tube is 780nm, the power of each group of infrared lamp tubes is 6.2KW, the power of the first group of infrared lamp tubes is 30%, the power of the second group of infrared lamp tubes is 70%, the hot air is opened, and the printing vehicle speed is controlled to be 9000 sheets/hour.
The surface structure of the paper cigarette packaging box obtained in the embodiment is shown in fig. 1, so that the surface of the packaging box can present a matte gloss effect, the glossiness (60 ℃) is 2.5-2.8, the surface of the packaging box can be touched by hands to feel a velvet-like feeling, and the smoothness (static/dynamic) is less than or equal to 0.36/0.33. The safety of the product meets the YQ 69 requirements on safety and sanitation of cigarette strips and box packing paper.
Example 2
Taking peony (blue middle-grade) as an example, the printing paper for the packing box is 247 g-platinum 0-degree light column PET paper, the printing production is carried out by adopting a flat UV offset printing mode, and silk screen UV light and three-dimensional concave-convex are carried out after the printing. After the printing of the character and the pattern is finished, an online glazing unit is utilized to coat online suede ink on the surface of the packaging box, a plate material is used as a flexible plate during coating, the trap printing value between a suede area and a UV light pattern is 0.25mm, and the coating amount of a glazing anilox roller is 5.6cm 3 /m 2 . The on-line matte ink includes a matte effect ink and a diluent. The suede effect ink comprises the following raw material components in percentage by weight: 85% of polyurethane resin, 10% of acrylate copolymer, 2% of polydimethylsiloxane, 1% of polyethylene wax and 2% of triethylamine, wherein the polyurethane resin is polyurethane, and the CAS number is 9009-54-5; the acrylic ester copolymer is a copolymer of ethyl methacrylate (CAS number 97-63-2) and butyl acrylate (CAS number 141-32-2), the weight average molecular weight is 55000, the intrinsic viscosity IV is 0.29dL/g (at 30 ℃), the glass transition temperature Tg is 51 ℃, and the molar ratio of ethyl methacrylate to butyl acrylate is 25:3.5. and (3) diluting the suede effect ink by using a mixed solution of anhydrous ethanol and water, wherein the volume ratio of the anhydrous ethanol to the water is 2. Coating the printed surface of the packing box with diluted suede effect ink, namely on-line suede ink, and in the coating process, on-line polishing is usedThe ink supply system is circulated, and the ink is prevented from being condensed and precipitated. After coating, the drying condition is strictly controlled, hot air is fully opened, the wavelength of the infrared lamp tubes is 780nm, the power of each group of infrared lamp tubes is 6.2KW, the power of the first group of infrared lamp tubes is 30%, the power of the second group of infrared lamp tubes is 50%, hot air is simultaneously opened, and the printing speed is controlled to be (10000-11000) sheets/hour.
The surface structure of the paper cigarette packaging box obtained in the embodiment is shown in fig. 1, so that the surface of the packaging box can present a matte gloss effect, the glossiness (60 ℃) is 2.7-3.0, the surface of the packaging box can feel a velvet-like feeling by touching the surface of the packaging box with hands, and the smoothness (static/dynamic) is less than or equal to 0.36/0.33. The safety of the product meets the YQ 69 requirements of safety and sanitation of cigarette sticks and box packing paper.
Example 3
By taking 40g of suitable rhodiola rosea brightening essence as an example, the printing paper of the packaging box is 350g of morning singing white card, the flat UV offset printing mode is adopted for printing production, and two-dimensional code spraying, silk screen UV light spraying and three-dimensional concave-convex spraying are carried out after printing. After the printing of the character and the pattern is finished, an online glazing unit is utilized to coat online suede ink on the surface of the packing box, the plate material used in the coating is a flexible plate, the trap printing value between a suede area and UV light and concave-convex patterns is 0.50mm, and the coating amount of a glazing anilox roller is 10.0cm 3 /m 2 . The on-line matte ink includes a matte effect ink and a diluent. The suede effect ink comprises the following raw material components in percentage by weight: 75% of polyurethane resin, 20% of acrylate copolymer, 1% of polydimethylsiloxane, 3% of polyethylene wax and 1% of triethylamine, wherein the polyurethane resin is polyurethane, and the CAS number is 9009-54-5; the acrylic copolymer is a copolymer of ethyl methacrylate (CAS number 97-63-2) and butyl acrylate (CAS number 141-32-2), the weight average molecular weight is 45000, the intrinsic viscosity IV is 0.25dL/g (under the condition of 30 ℃), the glass transition temperature Tg is 49 ℃, and the molar ratio of ethyl methacrylate to butyl acrylate is 25:3.2. and (3) diluting the suede effect ink by using a mixed solution of anhydrous ethanol and water, wherein the volume ratio of the anhydrous ethanol to the water is 1. Using diluted matte effect inkNamely, the on-line suede ink is coated on the printing surface of the packaging box, and an on-line glossing circulation ink supply system is used in the coating process, so that the ink is prevented from being condensed and precipitated. After coating, the drying condition is strictly controlled, hot air is fully opened, the wavelength of the infrared lamp tubes is 780nm, the power of each group of infrared lamp tubes is 6.2KW, the power of the first group of infrared lamp tubes is 40%, the power of the second group of infrared lamp tubes is 70%, hot air is simultaneously opened, and the printing speed is controlled to be 7000 sheets/hour.
The surface structure of the small paper cigarette packaging box obtained in the embodiment is shown in fig. 1, so that the surface of the packaging box can present a matte gloss effect, the glossiness (60 degrees) is 2-5, and the surface of the packaging box can be touched by hands to feel a silky touch like velvet.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The suede effect ink is characterized by comprising the following raw material components in percentage by weight:
75 to 85 percent of polyurethane resin;
10-20% of acrylate copolymer;
1 to 5 percent of polydimethylsiloxane;
1% -5% of polyethylene wax;
1 to 5 percent of triethylamine.
2. A pile effect ink as claimed in claim 1, further comprising at least one of the following technical features:
1) The polyurethane resin is polyurethane;
2) The acrylic ester copolymer is a copolymer of ethyl methacrylate and butyl acrylate, the weight-average molecular weight is 45000-55000, the intrinsic viscosity IV is 0.25-0.29 dL/g at 30 ℃, the glass transition temperature Tg is 49-51 ℃, and the molar ratio of ethyl methacrylate to butyl acrylate is 25: (3-3.5).
3. The matte-effect ink of claim 1 or 2 for surface finishing of paper packaging boxes.
4. The suede effect finishing process of offset printing online of a paper packaging box is characterized in that the suede effect printing ink of claim 1 or 2 is printed on the surface of the paper packaging box.
5. The offset on-line pile effect finishing process for paper packages according to claim 4, comprising the steps of:
1) Printing patterns and characters on the surface of the paper packaging box;
2) Coating online suede ink on the surface of the paper packaging box obtained in the step 1) through an anilox roller by using an online glazing unit of offset printing equipment;
3) Drying the coated on-line suede printing ink;
wherein the inline matte ink comprises the matte effect ink of claim 1 or 2 and a diluent.
6. The offset on-line matte effect finishing process of a paper package according to claim 5, wherein in step 2), portions of the surface of the paper package not requiring matte effect finishing are avoided during the coating process.
7. The on-line matte effect finishing process for offset printing of paper packages according to claim 5, wherein in step 2), the type of plate used for coating is a blanket or a flexographic plate.
8. The process of claim 5, wherein in step 2), the trap value between the matte area and the matte pattern is 0.20mm to 0.60mm.
9. The on-line flexographic suede effect finishing process for paper packages of claim 5, wherein in step 2), the anilox roll is applied at a weight of 5.0cm 3 /m 2 ～11.7cm 3 /m 2 。
10. The offset on-line pile effect finishing process for paper packages according to claim 5, characterized in that step 3) further comprises at least one of the following technical features:
1) The viscosity of the on-line suede ink is 45-90 seconds
2) The diluent comprises absolute ethyl alcohol and water, and the volume ratio of the absolute ethyl alcohol to the water is 1:1 to 3:1;
3) And (3) carrying out hot air drying and two groups of infrared lamp tubes drying, wherein the hot air is fully opened, the wavelength of the infrared lamp tubes is 750-1500 nm, the power of each group of infrared lamp tubes is 6.2KW, the power of the first group of infrared lamp tubes is opened by 30-50%, the power of the second group of infrared lamp tubes is opened by 50-100%, and the printing speed is 5000-11000 sheets/hour.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211386721.1A CN115710442A (en) | 2022-11-07 | 2022-11-07 | Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211386721.1A CN115710442A (en) | 2022-11-07 | 2022-11-07 | Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115710442A true CN115710442A (en) | 2023-02-24 |
Family
ID=85232554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211386721.1A Pending CN115710442A (en) | 2022-11-07 | 2022-11-07 | Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115710442A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342919A (en) * | 2013-07-04 | 2013-10-09 | 浙江美浓世纪集团有限公司 | Gravure aqueous suede printing ink |
| CN103818130A (en) * | 2014-02-13 | 2014-05-28 | 上海烟草包装印刷有限公司 | Method and device for making matte of paper packaging box |
| CN109021677A (en) * | 2018-09-30 | 2018-12-18 | 中山市中益油墨涂料有限公司 | A kind of aqueous feel or sense of touch ink and preparation method thereof |
-
2022
- 2022-11-07 CN CN202211386721.1A patent/CN115710442A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103342919A (en) * | 2013-07-04 | 2013-10-09 | 浙江美浓世纪集团有限公司 | Gravure aqueous suede printing ink |
| CN103818130A (en) * | 2014-02-13 | 2014-05-28 | 上海烟草包装印刷有限公司 | Method and device for making matte of paper packaging box |
| CN109021677A (en) * | 2018-09-30 | 2018-12-18 | 中山市中益油墨涂料有限公司 | A kind of aqueous feel or sense of touch ink and preparation method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 袁大伟主编: "《建筑涂料应用手册》", vol. 1, 上海科学技术出版社, pages: 41 - 78 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2657308A1 (en) | Aqueous radiation curable coating composition | |
| EP2297220B1 (en) | Process for imparting grease, oil and water repellence to substrates | |
| US3463659A (en) | Vacuum metallized paper | |
| CA2884872C (en) | Protective coatings for security documents | |
| US10519320B2 (en) | Durable, heat resistant, erasable release coatings, release coated substrates, and their methods of manufacture | |
| TW201029855A (en) | Magnetically oriented ink on primer layer | |
| CN107901643B (en) | Cardboard silver-coated printing process for cigarette case | |
| WO2004035929A1 (en) | Method of producing a multilayer coated substrate having improved barrier properties | |
| JP5893010B2 (en) | Method for applying a formulation containing bacteriorhodopsin to a substrate and product produced by this method | |
| CN104228256B (en) | A kind of single or double optics sclerosis polyester film and preparation method thereof | |
| CN102282225A (en) | Printing ink, printed product and method of marking products | |
| CN103317870A (en) | Method of printing high-resistance glossy-matte metal | |
| CN115710442A (en) | Suede effect printing ink and suede effect finishing process for offset printing on-line of paper packaging box | |
| CN1817656A (en) | Printing technology for protruding picture and essay on packing materials and packing materials therefrom | |
| CN110293780B (en) | Application method of flocking ink in offset printing | |
| CN110217009B (en) | Gravure printing method replacing offset reverse printing process | |
| JP4412884B2 (en) | High brightness decorative film | |
| CN107690682A (en) | Label and mark for high temperature application | |
| CN107418296B (en) | Ultraviolet-curing seamless holographic laser transfer gloss oil and preparation method thereof | |
| CN105904865A (en) | Flat object local touch printing method | |
| KR100188869B1 (en) | Water soluble coating solution for synthetic paper having good printing characteristic and article coated thereof | |
| CN2580541Y (en) | Dispsoable laser coating film scraping type anti-fake mark | |
| CN105860671B (en) | High abrasion code-spraying printing ink and preparation method thereof | |
| CN2583747Y (en) | Disposable coloured covering film scraping type antiforge mark | |
| US20230136850A1 (en) | Functional paper for electronics printing and methods of making |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |