CN113897093A - Single-concave UV matte oil and printing method thereof - Google Patents
Single-concave UV matte oil and printing method thereof Download PDFInfo
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- CN113897093A CN113897093A CN202111288172.XA CN202111288172A CN113897093A CN 113897093 A CN113897093 A CN 113897093A CN 202111288172 A CN202111288172 A CN 202111288172A CN 113897093 A CN113897093 A CN 113897093A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/101—Inks specially adapted for printing processes involving curing by wave energy or particle radiation, e.g. with UV-curing following the printing
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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
- B41M1/10—Intaglio printing ; Gravure printing
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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
- B41M1/26—Printing on other surfaces than ordinary paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M3/00—Printing processes to produce particular kinds of printed work, e.g. patterns
- B41M3/06—Veined printings; Fluorescent printings; Stereoscopic images; Imitated patterns, e.g. tissues, textiles
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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
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Abstract
The invention belongs to the field of ink printing, and discloses single-concave UV matte oil and a printing method thereof. The single concave UV matt varnish is prepared from the following raw materials in parts by weight: initiator: 3-12 parts; resin: 30-45 parts of a solvent; monomer (b): 15-25 parts; auxiliary agent: 0.1-3.5 parts; filling: 2-6 parts; solvent: 5-15 parts; the initiator is (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO), and the resin is any one of epoxy resin and acrylic resin or a mixture of the epoxy resin and the acrylic resin; the monomer is a difunctional monomer; the auxiliary agent is a defoaming agent or a mixture of the defoaming agent and any one of a stabilizer, a neutralizer and a thickening agent; the filler is wax powder; the solvent is n-propyl acetate. The single-concave UV matte oil ink can realize the dot-like effect similar to silk-screen snowflakes on printed matters, including the degree of transparency, the hand feeling and the like. And the use of the ink obviously improves the production efficiency of the single-concave equipment.
Description
Technical Field
The invention belongs to the field of ink printing, and particularly relates to single-concave UV matte oil and a printing method thereof.
Background
The existing snowflake effect printing process is characterized in that snowflake ink is used for silk-screen printing to print a dot effect, the dot surface has a matte effect after the snowflake ink passes through a trigger lamp during printing, and the thickness of an ink layer enables a printed product to have certain hand feeling. However, this process has two disadvantages: 1. differences in the initiation effects of the snowflake inks can cause differences in the degree of opacity, with instability; 2. the production efficiency of silk screen is low, and the speed is only 2500 pieces/hour.
Disclosure of Invention
The invention aims to provide single-concave UV matte oil and a printing method thereof, and aims to solve the technical problems of unstable effect and low generation efficiency of the existing snowflake effect printing process.
In order to solve the technical problems, the specific technical scheme of the single-concave UV matte oil and the printing method thereof is as follows:
the single concave UV matt oil is prepared from the following raw materials in parts by weight:
initiator: 3-12 parts;
resin: 30-45 parts of a solvent;
monomer (b): 15-25 parts;
auxiliary agent: 0.1-3.5 parts;
filling: 2-6 parts;
solvent: 5-15 parts;
the initiator is any one or a mixture of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone and a photoinitiator 369, and the resin is any one or a mixture of epoxy resin and acrylic resin; the monomer is a difunctional monomer; the auxiliary agent is a defoaming agent or a mixture of the defoaming agent and any one of a stabilizer, a neutralizer and a thickening agent; the filler is wax powder; the solvent is n-propyl acetate.
Further, the initiator is a mixture of 3 to 12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, and a photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1 part of defoaming agent.
Further, the initiator is a mixture of 3 to 12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, and a photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent comprises 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer, 0.5-1 part of neutralizer and 0.5-1 part of thickener.
Further, the initiator is 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO); the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer and 0.5-1 part of neutralizer; 0.5-1 part of thickening agent.
The invention also discloses a printing method of the single concave UV matte oil, which comprises the following steps:
step 1: preparing single concave UV matt varnish, mixing 3-12 parts of initiator and 15-25 parts of monomer according to parts by weight, adding 30-45 parts of epoxy resin, 3-6 parts of wax powder, 0.1-3.5 parts of auxiliary agent and 3-15 parts of n-propyl acetate after uniformly mixing, and fully stirring uniformly to prepare the single concave UV matt varnish printing ink; the initiator adopts any one or a mixture of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone and a photoinitiator 369, and the auxiliary agent is a defoaming agent or a mixture of a defoaming agent and any one of a stabilizer, a neutralizer and a thickening agent; the monomer is a difunctional monomer; the single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
Step 2: and (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 55-60 u.
And 3, printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the gravure roller customized in the step 2, and curing the single concave UV matte oil ink under the drying condition of 3 UV mercury lamps to finally form an effect sample.
Further, the initiator in the step 1 is a mixture of 3 to 12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, and a photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1 part of defoaming agent.
Further, the initiator in the step 1 is a mixture of 3 to 12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, and a photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent comprises 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer, 0.5-1 part of neutralizer and 0.5-1 part of thickener.
Further, the initiator in the step 1 is 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO); the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer and 0.5-1 part of neutralizer; 0.5-1 part of thickening agent.
The single-concave UV matt varnish and the printing method thereof have the following advantages: the single-concave UV matte oil ink can realize the dot-like effect similar to silk-screen snowflakes on printed matters, including the degree of transparency, the hand feeling and the like. Moreover, the single concave UV matt varnish is directly used without the participation of an initiation lamp, so that the single concave UV matt varnish has great advantage on the stability of the effect; the single concave UV matte oil printing ink obviously improves the production efficiency of single concave equipment, and the single concave speed can reach 6000 sheets/hour.
Drawings
FIG. 1 is a flow chart of the preparation of the UV matte single concave oil of the invention.
Detailed Description
For better understanding of the objects, structure and function of the present invention, a mono-gravure UV matte and a printing method thereof according to the present invention will be described in further detail with reference to the accompanying drawings.
The method realizes the presentation of the ink hand feeling by utilizing the plasticity of the single concave UV thick film and the characteristic that the gravure ink transfer can approach the silk screen printing; wax powder is added into the single-concave UV thick film to achieve the matte degree of the original silk-screen effect; the combination of inks formed a special single gravure UV matte ink. The formula of the better single concave UV matte ink obtained through the experiment is shown in the table 1:
table 1: single concave UV matte oil ink formula table
The printing method of the single concave UV matte oil comprises the following steps:
preparation of the ink: the UV gravure thick film printing ink with high plasticity is selected, and a proper amount of wax powder is added to realize the presentation of the printing ink effect.
Preparing a gravure roller: and (3) manufacturing the gravure roller according to the standard file, selecting proper plate making parameters, and ensuring the transfer quantity of the printing ink so as to ensure the presentation of the effect.
And (3) realizing a finished product: the prepared ink and the special single gravure roller are used, and the effect is shown after the ink is printed by a single gravure device.
Example 1
A printing method of single concave UV matte oil comprises the following steps:
1. the preparation method of the single concave UV matt varnish comprises the steps of mixing 11 parts of common initiator and 25 parts of bifunctional monomer in parts by weight, adding 42 parts of acrylic resin, 4 parts of wax powder, 0.1 part of defoaming agent and 15 parts of n-propyl acetate after uniformly mixing, and fully and uniformly stirring to prepare the single concave UV matt varnish printing ink. Wherein the common initiator adopts 2-benzyl-2-dimethylamino-1- (4-morpholinylphenyl) -1-butanone and photoinitiator 369. The single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
2. And (3) using the corresponding image-text file to manufacture a corresponding gravure plate roller by adopting a laser plate process, wherein the plate roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 55 u.
3. And (3) printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the customized gravure roller, and curing by using a drying condition of a 3-branch UV mercury lamp to finally form an effect sample.
The sample of this embodiment can realize certain dumb degree effect, but passes through dumb degree and is more transparent, and yellowing performance is poor, and the third dimension is poor.
Example 2
A printing method of single concave UV matte oil comprises the following steps:
1. the preparation method of the single concave UV matte oil comprises the steps of mixing 6 parts by weight of non-yellowing initiator, 6 parts by weight of common initiator and 25 parts by weight of difunctional monomer, uniformly mixing, adding 43 parts by weight of epoxy resin, 4 parts by weight of wax powder, 0.1 part by weight of defoaming agent and 12 parts by weight of n-propyl acetate, and fully and uniformly stirring to prepare the single concave UV matte oil printing ink. Wherein the initiator without yellowing is (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO), the common initiator is 2-benzyl-2-dimethylamino-1- (4-morpholinylphenyl) -1-butanone, and the photoinitiator 369. The single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
2. And (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 60 u.
3. And (3) printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the customized gravure roller, and curing by using a drying condition of a 3-branch UV mercury lamp to finally form an effect sample.
Compared with the embodiment 1, the embodiment adds the non-yellowing initiator, and has slightly better yellowing property and better stereoscopic impression. The sample can realize certain dumb degree effect, but the dumb degree is more thoroughly.
Example 3
A printing method of single concave UV matte oil comprises the following steps:
1. the preparation method of the single concave UV matte oil comprises the steps of mixing 6 parts by weight of non-yellowing initiator, 6 parts by weight of common initiator and 25 parts by weight of difunctional monomer, uniformly mixing, adding 43 parts by weight of epoxy resin, 5 parts by weight of wax powder, 2.6 parts by weight of assistant and 12 parts by weight of n-propyl acetate, and fully and uniformly stirring to prepare the single concave UV matte oil printing ink. Wherein the initiator without yellowing is (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO), the common initiator is 2-benzyl-2-dimethylamino-1- (4-morpholinylphenyl) -1-butanone, and the photoinitiator 369. The auxiliary agent comprises 0.3 part of defoaming agent, 0.5 part of stabilizer, 0.8 part of neutralizer and 1 part of thickening agent. The single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
2. And (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 60 u.
3. And (3) printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the customized gravure roller, and curing by using a drying condition of a 3-branch UV mercury lamp to finally form an effect sample.
In this example, the addition of an auxiliary agent is compared with that in example 2: the contents of the stabilizer, the neutralizer, the thickening agent and the wax powder prevent the ink from being solidified, the viscosity of the ink is increased, the sample is slightly transparent, the yellowing performance is slightly good, and the stereoscopic impression is good.
Example 4
A printing method of single concave UV matte oil comprises the following steps:
1. the preparation method of the single concave UV matt varnish comprises the steps of mixing 3 parts by weight of non-yellowing initiator and 15 parts by weight of difunctional monomer, uniformly mixing, adding 30 parts by weight of epoxy resin, 6 parts by weight of wax powder, 3.5 parts by weight of assistant and 5 parts by weight of n-propyl acetate, and fully and uniformly stirring to prepare the single concave UV matt varnish printing ink. Wherein the non-yellowing initiator adopts (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO), and the auxiliary agent comprises 0.5 part of defoaming agent, 0.8 part of stabilizer, 0.5 part of neutralizer and 0.8 part of thickener. The single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
2. And (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 60 u.
3. And (3) printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the customized gravure roller, and curing by using a drying condition of a 3-branch UV mercury lamp to finally form an effect sample.
Compared with embodiment 3, the content of wax powder is further increased, and the sample has better transparency and stereoscopic impression.
Example 5
A printing method of single concave UV matte oil comprises the following steps:
1. preparation of mono-concave UV matte oil as shown in fig. 1: mixing 12 parts by weight of non-yellowing initiator and 25 parts by weight of difunctional monomer, uniformly mixing, adding 45 parts of epoxy resin, 6 parts of wax powder, 3 parts of assistant and 11 parts of n-propyl acetate, and fully and uniformly stirring to prepare the single-concave UV matt varnish printing ink. Wherein the non-yellowing initiator adopts (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO), and the auxiliary agents comprise 0.5 part of defoaming agent, 1 part of stabilizer, 1 part of neutralizer and 0.5 part of thickening agent. The single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
2. And (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 60 u.
3. And (3) printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the customized gravure roller, and curing by using a drying condition of a 3-branch UV mercury lamp to finally form an effect sample.
Compared with the embodiment 4, the content of the non-yellowing initiator is increased, and the sample has better transparency, yellowing performance and stereoscopic impression.
Table 2 shows the comparison of the components and the effects of the examples, and the result shows that the addition of the wax powder into the ink can make the printed matter show a snowflake-like effect similar to silk-screen printing, the degree of opacity of the sample is influenced by the content of the wax powder, and the higher the content of the wax powder is, the better the opacity is.
Table 2: ink composition and Effect comparison
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes in the features and embodiments, or equivalent substitutions may be made therein by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (8)
1. The single concave UV matte oil is characterized by consisting of the following raw materials in parts by weight:
initiator: 3-12 parts;
resin: 30-45 parts of a solvent;
monomer (b): 15-25 parts;
auxiliary agent: 0.1-3.5 parts;
filling: 2-6 parts;
solvent: 5-15 parts;
the initiator is any one or a mixture of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone and a photoinitiator 369, and the resin is any one or a mixture of epoxy resin and acrylic resin; the monomer is a difunctional monomer; the auxiliary agent is a defoaming agent or a mixture of the defoaming agent and any one of a stabilizer, a neutralizer and a thickening agent; the filler is wax powder; the solvent is n-propyl acetate.
2. The UV matte finish according to claim 1, wherein the initiator is a mixture of 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1 part of defoaming agent.
3. The UV matte finish according to claim 1, wherein the initiator is a mixture of 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent comprises 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer, 0.5-1 part of neutralizer and 0.5-1 part of thickener.
4. The UV matte finish according to claim 1, wherein the initiator is 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO); the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer and 0.5-1 part of neutralizer; 0.5-1 part of thickening agent.
5. A printing method of single concave UV matte oil is characterized by comprising the following steps:
step 1: preparing single concave UV matt varnish, mixing 3-12 parts of initiator and 15-25 parts of monomer according to parts by weight, adding 30-45 parts of epoxy resin, 3-6 parts of wax powder, 0.1-3.5 parts of auxiliary agent and 3-15 parts of n-propyl acetate after uniformly mixing, and fully stirring uniformly to prepare the single concave UV matt varnish printing ink; the initiator adopts any one or a mixture of (2,4, 6-trimethylbenzoyl) diphenyl phosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone and a photoinitiator 369, and the auxiliary agent is a defoaming agent or a mixture of a defoaming agent and any one of a stabilizer, a neutralizer and a thickening agent; the monomer is a difunctional monomer; the single concave UV matte oil ink is diluted by 5-10% of an ethyl ester solvent and is printed on a machine properly.
Step 2: and (3) manufacturing a corresponding gravure roller by using a corresponding image-text file and adopting a laser plate process, wherein the roller parameter is that the screen line is 60 lines, and the depth of the screen hole is 55-60 u.
And 3, printing the configured single concave UV matte oil ink on a corresponding area of a printing stock at a speed of 6000 sheets/hour by using the gravure roller customized in the step 2, and curing the single concave UV matte oil ink under the drying condition of 3 UV mercury lamps to finally form an effect sample.
6. The method of printing the UV matte single gravure oil as claimed in claim 5, wherein the initiator in step 1 is a mixture of 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1 part of defoaming agent.
7. The method of printing the UV matte single gravure oil as claimed in claim 5, wherein the initiator in step 1 is a mixture of 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO) and 2-benzyl-2-dimethylamino-1- (4-morpholinophenyl) -1-butanone, photoinitiator 369; the resin is 30-45 parts of epoxy resin; the auxiliary agent comprises 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer, 0.5-1 part of neutralizer and 0.5-1 part of thickener.
8. The printing method of the mono-concave UV matte oil according to claim 5, wherein the initiator in step 1 is 3-12 parts of (2,4, 6-trimethylbenzoyl) diphenylphosphine oxide (TPO); the resin is 30-45 parts of epoxy resin; the auxiliary agent is 0.1-0.5 part of defoaming agent, 0.5-1 part of stabilizer and 0.5-1 part of neutralizer; 0.5-1 part of thickening agent.
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Application publication date: 20220107 |