CN111234597A - Silk-screen printing ink - Google Patents
Silk-screen printing ink Download PDFInfo
- Publication number
- CN111234597A CN111234597A CN201811436189.3A CN201811436189A CN111234597A CN 111234597 A CN111234597 A CN 111234597A CN 201811436189 A CN201811436189 A CN 201811436189A CN 111234597 A CN111234597 A CN 111234597A
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- CN
- China
- Prior art keywords
- silk
- screen printing
- parts
- ink
- printing ink
- 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.)
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Classifications
-
- 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
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- 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
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
-
- 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
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
Abstract
The invention discloses a silk-screen printing ink which comprises the following components in parts by weight: 50 parts of OPS printing ink, 8-12 parts of boiled oil water and 2-6 parts of curing agent. The silk-screen printing ink disclosed by the invention can effectively ensure the adhesive force, the alcohol resistance, the gasoline resistance, the wear-resistant performance and the weather resistance of silk-screen trademark patterns, thereby reducing customer complaints. Meanwhile, in the process of silk-screen printing trademark patterns by using the silk-screen printing ink, the pre-printing treatment process of cleaning workpieces by using industrial alcohol before silk-screen printing can be omitted, so that the labor cost is reduced.
Description
Technical Field
The invention relates to the field of printing ink, in particular to silk-screen printing ink.
Background
In the existing ink silk-screen technology, conventional silk-screen ink is silk-screen printed and dried on the surface of an outdoor unit spray-coated part to obtain a trademark pattern, and a 3M adhesive tape is used for detecting the adhesive force of the trademark pattern, so that all the ink of the trademark pattern is adhered to the adhesive tape; and cleaning the workpiece screen printing position by using industrial alcohol, and then carrying out screen printing on the trademark pattern, so that the adhesive force of the trademark pattern obtained after screen printing and drying is still poor, and the phenomenon of paint falling is serious when the trademark pattern is adhered and pulled by using a 3M adhesive tape. Moreover, the trademark pattern is not resistant to alcohol gasoline, is not wear-resistant and has poor aging resistance, thereby causing customer complaints.
Accordingly, the prior art is yet to be improved and developed.
Disclosure of Invention
In view of the defects of the prior art, the invention aims to provide a screen printing ink, and aims to solve the problems of high personnel cost and high production cost caused by the fact that the existing screen printing ink has poor adhesion, poor wear resistance, poor alcohol gasoline resistance and the need of adding a prepress treatment process of cleaning with industrial alcohol before screen printing of trademark patterns.
The silk-screen printing ink comprises the following components in parts by weight:
50 parts of OPS ink;
opening 8-12 parts of oil water;
2-6 parts of a curing agent.
The silk-screen printing ink comprises the following components in parts by weight:
50 parts of OPS ink;
opening 8 parts of oil water;
and 2 parts of a curing agent.
The silk-screen printing ink comprises the following components in parts by weight:
50 parts of OPS ink;
10 parts of boiled oil water;
4 parts of curing agent.
The silk-screen printing ink comprises the following components in percentage by weight:
15-60% of resin, 10-75% of solvent, 5-25% of pigment and 5-10% of auxiliary agent.
The silk-screen printing ink comprises the following components in percentage by weight:
55% of resin, 30% of solvent, 10% of pigment and 5% of auxiliary agent.
The silk-screen printing ink is characterized in that the resin is one or more of epoxy resin, vinyl resin and acrylic resin.
The silk-screen printing ink is characterized in that the solvent is an aromatic hydrocarbon solvent.
The silk-screen printing ink is characterized in that the auxiliary agent is one or more of a toughening agent, a leveling agent and a defoaming agent.
The silk-screen printing ink is characterized in that the aromatic hydrocarbon solvent is alkylbenzene, wherein the number of carbon atoms in the alkylbenzene is 9-12.
Has the advantages that: the invention provides the silk-screen printing ink which has the characteristics of strong adhesive force, good wear resistance and alcohol gasoline resistance, and is particularly suitable for silk-screen printing patterns on shells of hard polyolefin materials or metal materials. The silk-screen printing ink disclosed by the invention can effectively ensure the adhesive force, the alcohol resistance, the gasoline resistance, the abrasion resistance and the weather resistance of a trademark pattern of a front panel of an air conditioner outdoor unit, and further reduce customer complaints. Meanwhile, in the process of silk-screen printing trademark patterns by using the silk-screen printing ink, the pre-printing treatment process of cleaning workpieces by using industrial alcohol before silk-screen printing can be omitted, so that the labor cost is reduced.
Detailed Description
The invention provides a screen printing ink, and the aim, the technical scheme and the effect of the invention are clearer and clearer, and the invention is further described in detail below. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The invention provides a silk-screen printing ink which comprises the following components in parts by weight:
50 parts of OPS ink;
opening 8-12 parts of oil water;
2-6 parts of a curing agent.
The silk-screen printing ink is prepared according to the formula, and is printed on a workpiece through silk-screen printing, so that the problems of poor adhesion, poor wear resistance and poor alcohol gasoline resistance of the existing ink can be solved. Meanwhile, in the process of silk-screen printing of the trademark patterns on the workpiece by using the silk-screen printing ink, the procedure of cleaning with alcohol before silk-screen printing can be omitted, the labor cost is reduced, the production cost is reduced, the quality of the silk-screen trademark patterns is effectively ensured, and the customer complaints are reduced.
Tests show that compared with the prior art, when the silk-screen printing ink is used for silk-screen printing patterns (such as trademarks) on the shell made of hard polyolefin materials (such as polypropylene materials) or metal materials (such as aluminum alloy materials), the adhesion between the printing ink and the shell is greatly improved, even if the pre-printing treatment of a spraying piece is cancelled in the silk-screen printing process, the high adhesion between the printing ink and the shell can be ensured, and the unexpected technical effect is achieved. Meanwhile, the silk-screen printing ink can be cured more quickly by combining drying equipment in the silk-screen printing process, the adhesive force between the silk-screen printing ink and a workpiece of a printing stock is firmer, and the abrasion resistance of the ink layer is strengthened.
Further, the silk-screen printing ink comprises the following components in parts by weight:
50 parts of OPS ink;
opening 8 parts of oil water;
and 2 parts of a curing agent.
The formula is the preferable formula of the silk-screen printing ink. Compared with other formulas, the silk-screen printing ink of the formula has the characteristics of strong adhesive force and good leveling property.
Further, the silk-screen printing ink comprises the following components in parts by weight:
50 parts of OPS ink;
10 parts of boiled oil water;
4 parts of curing agent.
The formula is another preferable formula of the silk-screen printing ink. Compared with other formulas, the silk-screen printing ink has the characteristics of strong adhesive force and short drying time.
Further, the curing agent may be a curing agent manufactured by maleo corporation, such as type H1, H2, GLH.
Further, the boiled oil water can be 783# boiled oil water produced by Leiyuan silk-screen equipment, Inc. in the Changdan region, Fushan.
Further, the invention also provides an OPS ink, which comprises the following components in percentage by weight:
15-60% of resin, 10-75% of solvent, 5-25% of pigment and 5-10% of auxiliary agent.
Wherein the resin is one or more of epoxy resin, vinyl resin and acrylic resin. More preferably, the resin is a resin obtained by mixing a vinyl resin and an acrylic resin in a weight ratio of 4:1, and the adhesion performance of the ink can be greatly improved. The acrylic resin with relatively small molecular weight is selected from the acrylic resin, such as the acrylic resin with the weight average molecular weight of 2000-5000 g/mol, so that the ink has the characteristics of good glossiness, wear resistance and no yellowing during baking.
Preferably, the solvent is an aromatic hydrocarbon solvent. Further, the aromatic hydrocarbon solvent is alkylbenzene, wherein the number of carbon atoms in the alkylbenzene is 9-12, such as trimethylbenzene. The preferred aromatic hydrocarbon solvent can effectively reduce the curing time of the prepared silk-screen printing ink.
Preferably, the auxiliary agent is one or more of a toughening agent, a leveling agent and a defoaming agent. Specifically, the toughening agent is polypropylene; the flatting agent is polyvinyl butyral; the defoaming agent is polyvinyl ether. The optimized auxiliary agent can not only enhance the corresponding performance of the silk-screen printing ink, but also improve the adhesion performance of the silk-screen printing ink to a certain extent. In addition, the pigment can be selected according to actual needs, and preferably, the pigment is an organic pigment such as scarlet pigment and phthalocyanine blue.
More preferably, the OPS ink comprises, in weight percent:
55% of resin, 30% of solvent, 10% of pigment and 5% of auxiliary agent.
The invention provides a specific implementation formula, and the OPS ink can be 5600 series OPS ink produced by ten Japan companies, such as 5600 OPS ink produced by ten Japan companies.
The invention provides a preparation method of silk-screen printing ink, which comprises the following steps:
a, adding a solvent and a pigment into a container, uniformly stirring, adding resin and an auxiliary agent into the container, and uniformly stirring to obtain OPS ink for later use;
and B, sequentially adding boiled oil water and a curing agent into the OPS ink, and uniformly stirring to obtain the silk-screen printing ink.
The technical solution of the present invention will be further described below by specific examples.
Example 1
OPS ink formula: 44g of vinyl resin, 11g of acrylic resin, 30g of trimethylbenzene, 10g of bright red pigment, 4g of polypropylene and 1g of polyvinyl butyral.
According to the formula, trimethylbenzene and the red pigment are added into a container and stirred uniformly, and then the vinyl resin, the acrylic resin, the polypropylene and the polyvinyl butyral are added into the container and stirred uniformly to obtain the OPS ink.
Example 2
OPS ink formula: 8g of epoxy resin, 8g of vinyl resin, 4g of acrylic resin, 50g of trimethylbenzene, 25g of bright red pigment, 4g of polypropylene and 1g of polyvinyl ether.
According to the formula, trimethylbenzene and scarlet powder pigment are added into a container and stirred uniformly, epoxy resin, vinyl resin, acrylic resin, polypropylene and polyvinyl ether are added into the container and stirred uniformly to obtain the OPS ink.
Example 3
The formula of the silk-screen printing ink comprises:
500g of OPS ink;
80g of boiled oil water;
20g of curing agent;
the OPS ink is OPS ink 5600 produced by Ten Japan, the boiling water oil is 783# boiling water, and the curing agent GLH produced by Maribo is a curing agent.
And mixing the components in the formula, and blending to obtain the silk-screen printing ink.
Example 4
The formula of the silk-screen printing ink comprises:
500g of OPS ink;
opening 100g of oil water;
40g of curing agent;
the OPS ink was prepared as described in example 1 of the present invention, and the boiling water was 783# boiling water, and curing agent GLH manufactured by Maribao corporation.
And mixing the components in the formula, and blending to obtain the silk-screen printing ink.
Example 5
The formula of the silk-screen printing ink comprises:
500g of OPS ink;
opening 120g of oil water;
60g of curing agent;
the OPS ink is prepared in example 2 of the invention, the boiling oil water is 783# boiling oil water, and the curing agent GLH is produced by Maribao corporation.
And mixing the components in the formula, and blending to obtain the silk-screen printing ink.
And (3) testing: the silk-screen inks prepared in examples 3-5 were printed on plastic parts by the silk-screen technique and tested as follows.
1. Wiping test: the surface of the plastic part coating is wiped cleanly by using wet cloth, white gauze stained with 75% alcohol is bound at the bottom of a 1KGF manufacturing tool, the white gauze is used for wiping the silk-screen pattern back and forth for 30 times (about 15S), and the surface of the plastic part coating cannot fade or decolor abnormally after the test is finished.
2. And (3) testing the adhesive force of the trademark coating: the film is firmly adhered by transparent adhesive tape, and is quickly torn off along the vertical direction to observe whether the decoloration phenomenon exists.
3. And (3) weather resistance testing, namely exposing the black trademark and the green trademark which are prepared by the silk-screen printing ink in the examples 3-5 and are silk-screened on the front panel of the outdoor unit of the air conditioner for 600 hours to test whether the black trademark and the green trademark are qualified or not, wherein the qualified standard is that no obvious crack exists on the surface coating of the nameplate and the trademark, the ink is allowed to slightly change color, and the color change, namely the color difference value △ E is less than or equal to 1.7.
After the wiping test and the coating adhesion test, the trademarks of the silk-screen printing ink prepared in the examples 3-5 have no decolorization and decolorization phenomena, in the weather resistance test, the color change of the trademarks of the black and green products is not obvious after 600h, and the actually measured color difference values are △ E =6.3/6.9 respectively.
The ink disclosed by the invention is particularly suitable for silk-screen printing of trademarks on hard polyolefin material shells, and the trademarks after silk-screen printing have the characteristics of alcohol gasoline resistance, wear resistance and aging resistance. Moreover, the trademark patterns printed by the ink disclosed by the invention meet the quality requirements after detection, so that customer complaints are avoided.
It is to be understood that the invention is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the invention as defined by the appended claims.
Claims (9)
1. The silk-screen printing ink is characterized by comprising the following components in parts by weight:
50 parts of OPS ink;
opening 8-12 parts of oil water;
2-6 parts of a curing agent.
2. The silk-screen ink of claim 1, comprising, in parts by weight:
50 parts of OPS ink;
opening 8 parts of oil water;
and 2 parts of a curing agent.
3. The silk-screen ink of claim 1, comprising, in parts by weight:
50 parts of OPS ink;
10 parts of boiled oil water;
4 parts of curing agent.
4. 4-screen printing ink according to any of claims 1 to 3, wherein the OPS ink comprises, in weight percent:
15-60% of resin, 10-75% of solvent, 5-25% of pigment and 5-10% of auxiliary agent.
5. The screen printing ink of claim 4, wherein the OPS ink comprises, in weight percent:
55% of resin, 30% of solvent, 10% of pigment and 5% of auxiliary agent.
6. The screen printing ink according to claim 4, wherein the resin is one or more of epoxy resin, vinyl resin and acrylic resin.
7. The screen printing ink of claim 4, wherein the solvent is an aromatic hydrocarbon solvent.
8. The screen printing ink of claim 4, wherein the auxiliary agent is one or more of a toughening agent, a leveling agent and a defoaming agent.
9. The screen printing ink of claim 7, wherein the aromatic hydrocarbon solvent is alkylbenzene, and the number of carbon atoms in the alkylbenzene is 9-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436189.3A CN111234597A (en) | 2018-11-28 | 2018-11-28 | Silk-screen printing ink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811436189.3A CN111234597A (en) | 2018-11-28 | 2018-11-28 | Silk-screen printing ink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111234597A true CN111234597A (en) | 2020-06-05 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811436189.3A Pending CN111234597A (en) | 2018-11-28 | 2018-11-28 | Silk-screen printing ink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111234597A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111500107A (en) * | 2020-06-17 | 2020-08-07 | 深圳市祥晖光电有限公司 | Silk-screen printing ink capable of enhancing color reflection effect, preparation method and printing method |
| CN113810519A (en) * | 2020-06-15 | 2021-12-17 | Oppo（重庆）智能科技有限公司 | Shell of electronic equipment and processing method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113810519A (en) * | 2020-06-15 | 2021-12-17 | Oppo（重庆）智能科技有限公司 | Shell of electronic equipment and processing method thereof |
| CN111500107A (en) * | 2020-06-17 | 2020-08-07 | 深圳市祥晖光电有限公司 | Silk-screen printing ink capable of enhancing color reflection effect, preparation method and printing method |
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Application publication date: 20200605 |
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