CN112680025A - Water-based gravure frosted ink and preparation method thereof - Google Patents
Water-based gravure frosted ink and preparation method thereof Download PDFInfo
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- CN112680025A CN112680025A CN202011355570.4A CN202011355570A CN112680025A CN 112680025 A CN112680025 A CN 112680025A CN 202011355570 A CN202011355570 A CN 202011355570A CN 112680025 A CN112680025 A CN 112680025A
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Abstract
The invention discloses water-based gravure frosted ink and a preparation method thereof, wherein the water-based gravure frosted ink is prepared from the following raw materials in parts by weight: 10-15 parts of deionized water, 15-20 parts of pigment, 15-20 parts of ethylene glycol, 5-10 parts of alcohol-water type acrylic acid, 1-2 parts of ethanolamine, 37-40 parts of styrene-acrylate copolymer emulsion, 3-4 parts of polydimethylsiloxane, 1-2 parts of polyphenylsiloxane, 1-2 parts of lignin, 2-3 parts of borax powder, 3-5 parts of filler, 1-2 parts of assistant and 2-3 parts of frosting powder. The water-based gravure ink prepared by the invention is more stable, has good stability and excellent antibacterial performance, and has higher safety when being applied to cigarette manufacturing.
Description
Technical Field
The invention relates to the technical field of printing ink, and particularly relates to water-based gravure frosted printing ink and a preparation method thereof.
Background
Intaglio printing is one of printing processes, and occupies an important position in the fields of printing packaging and graphic publishing by virtue of the advantages of thick ink layer, bright color, high saturation, high printing plate printing resistance, stable quality of printed products, high printing speed and the like of printed products. In the cigarette manufacturing industry, tipping paper is a special paper for connecting cigarettes and filter tips, and the printing is mainly gravure printing.
When smokers smoke, the tipping paper can directly contact with the mouth of the smokers, so that the requirement on the tipping paper is extremely high. The tipping paper printing adopts special water-based gravure ink. In the prior art, in order to pursue the printing effect, the water-based ink can form a compact oil film on the surface, so that the air permeability of the tipping paper is deteriorated, smoke generated in the suction process cannot be diluted well, and the capabilities of reducing scorching and reducing harm are reduced.
Therefore, the development of the water-based ink for preparing the tipping paper is urgently needed, the air permeability of the water-based ink film is improved, the smoke and the air are mixed and diluted in the suction process, the taste is softer, and the harm to a human body is minimized.
Disclosure of Invention
The invention aims to provide the water-based gravure frosted ink and the preparation method thereof aiming at the defects of the prior art, and the obtained ink with good printing effect and good air permeability is applied to the printing of tipping paper.
The above object of the present invention is achieved by the following technical solutions: the water-based gravure frosted ink is prepared from the following raw materials in parts by weight:
the auxiliary agent comprises a defoaming agent, a leveling agent, a dispersing agent and an initiator, and the defoaming agent, the leveling agent, the dispersing agent and the initiator are mixed according to the ratio of 1:1:1: 1.
Preferably, the polydimethylsiloxane has a molecular weight greater than 2500.
Preferably, the molecular weight of the polyphenylsiloxane is 400-600.
Preferably, the molar ratio of phenyl groups in the polyphenylsiloxane is from 32 to 40%.
Preferably, the pigment is one or a mixture of more of iron oxide red, iron oxide yellow and iron oxide black.
Preferably, the filler comprises calcium carbonate and talcum powder which are mixed in equal proportion.
A method for preparing the water-based gravure matte ink as claimed in claim 1, comprising the steps of:
s1: adding deionized water, ethylene glycol, alcohol-water type acrylic acid and ethanolamine into a reaction kettle according to a ratio, adjusting the rotating speed and time to perform pre-dispersion, adding styrene-acrylate copolymer emulsion and a filler, and performing dispersion mixing again;
s2: adding lignin and borax powder according to a ratio, dispersing for 15-20 minutes at a rotating speed of 1500 plus materials of 1800 rpm, then adding polydimethylsiloxane and polyphenylsiloxane into a reaction kettle, and dispersing and mixing for 25-30 minutes at the same rotating speed;
s3: adding the rest materials into a reaction kettle, stirring and mixing for 25-30 minutes at the rotating speed of 800-.
Advantageous effects
1. The gaps of chains in molecules of polydimethylsiloxane and polyphenylsiloxane are large, internal rotation activation energy is low, and groups have large free volume, so that the prepared ink has a large diffusion coefficient after film formation, and the formed film has good air permeability and is smooth in film formation.
2. In addition, a large number of active groups exist in the molecular structure of the added lignin, and the lignin can be subjected to graft copolymerization with borax powder to soften borax, so that a film formed by the printing ink has good toughness, and the stability of the prepared printing ink is improved. In addition, the borax has a certain bacteriostatic action, has a certain inhibitory action on bacillus megaterium, pseudomonas aeruginosa, bacillus anthracis, dysentery bacillus freundii, typhoid bacillus, proteus bacillus, staphylococcus and candida albicans, improves the safety of the printing ink, and further improves the use value of the printing ink.
3. The raw materials used in the invention have low cost and the preparation process is simple.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the following examples further illustrate the present invention in detail. 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 first embodiment is as follows:
the water-based gravure frosted ink is prepared from the following raw materials in parts by weight:
the auxiliary agent comprises a defoaming agent, a leveling agent, a dispersing agent and an initiator, and the defoaming agent, the leveling agent, the dispersing agent and the initiator are mixed according to the ratio of 1:1:1: 1.
Preferably, the polydimethylsiloxane has a molecular weight of 2600.
Preferably, the polyphenylsiloxane has a molecular weight of 400.
Preferably, the molar proportion of phenyl groups in the polyphenylsiloxane is 32%.
Preferably, the filler comprises calcium carbonate and talcum powder which are mixed in equal proportion.
The preparation method of the water-based gravure frosted ink comprises the following steps:
s1: adding deionized water, ethylene glycol, alcohol-water type acrylic acid and ethanolamine into a reaction kettle according to a ratio, adjusting the rotating speed and time to perform pre-dispersion, adding styrene-acrylate copolymer emulsion and a filler, and performing dispersion mixing again;
s2: adding lignin and borax powder according to a ratio, dispersing for 15 minutes at a rotating speed of 1500 rpm, then adding polydimethylsiloxane and polyphenylsiloxane into a reaction kettle, and dispersing and mixing for 25 minutes at the same rotating speed;
s3: adding the rest materials into a reaction kettle, stirring and mixing for 25 minutes at the rotating speed of 800 revolutions per minute, and finally grinding by a sand mill until the fineness is less than or equal to 15 mu m to obtain the water-based gravure frosted ink.
Example 2
The water-based gravure frosted ink is prepared from the following raw materials in parts by weight:
the auxiliary agent comprises a defoaming agent, a leveling agent, a dispersing agent and an initiator, and the defoaming agent, the leveling agent, the dispersing agent and the initiator are mixed according to the ratio of 1:1:1: 1.
Preferably, the polydimethylsiloxane has a molecular weight of 2800.
Preferably, the polyphenylsiloxane has a molecular weight of 500.
Preferably, the molar ratio of phenyl groups in the polyphenylsiloxane is 38%.
Preferably, the filler comprises calcium carbonate and talcum powder which are mixed in equal proportion.
A preparation method of water-based gravure frosted ink comprises the following steps:
s1: adding deionized water, ethylene glycol, alcohol-water type acrylic acid and ethanolamine into a reaction kettle according to a ratio, adjusting the rotating speed and time to perform pre-dispersion, adding styrene-acrylate copolymer emulsion and a filler, and performing dispersion mixing again;
s2: adding lignin and borax powder according to a ratio, dispersing for 18 minutes at a rotating speed of 1700 rpm, then adding polydimethylsiloxane and polyphenylsiloxane into a reaction kettle, and dispersing and mixing for 28 minutes at the same rotating speed;
s3: adding the rest materials into a reaction kettle, stirring and mixing for 28 minutes at the rotating speed of 1000 revolutions per minute, and finally grinding by a sand mill until the fineness is less than or equal to 15 mu m to obtain the water-based gravure frosted ink.
Example 3
The water-based gravure frosted ink is prepared from the following raw materials in parts by weight:
the auxiliary agent comprises a defoaming agent, a leveling agent, a dispersing agent and an initiator, and the defoaming agent, the leveling agent, the dispersing agent and the initiator are mixed according to the ratio of 1:1:1: 1.
Preferably, the polydimethylsiloxane has a molecular weight greater than 2500.
Preferably, the polyphenylsiloxane has a molecular weight of 600.
Preferably, the molar ratio of the phenyl groups of the polyphenylsiloxane is 40%.
Preferably, the filler comprises calcium carbonate and talcum powder which are mixed in equal proportion.
A preparation method of water-based gravure frosted ink comprises the following steps:
s1: adding deionized water, ethylene glycol, alcohol-water type acrylic acid and ethanolamine into a reaction kettle according to a ratio, adjusting the rotating speed and time to perform pre-dispersion, adding styrene-acrylate copolymer emulsion and a filler, and performing dispersion mixing again;
s2: adding lignin and borax powder according to a ratio, dispersing for 20 minutes at the rotating speed of 1800 rpm, then adding polydimethylsiloxane and polyphenylsiloxane into a reaction kettle, and dispersing and mixing for 30 minutes at the same rotating speed;
s3: adding the rest materials into a reaction kettle, stirring and mixing for 30 minutes at the rotating speed of 1200 rpm, and finally grinding by a sand mill until the fineness is less than or equal to 15 mu m to obtain the water-based gravure frosted ink.
The test of the general gravure ink purchased from the market and the water-based gravure ink prepared by the invention has the following results:
in conclusion, the water-based gravure ink prepared by the invention is more stable, has good stability and has excellent antibacterial performance.
The above-described embodiments of the present invention should not be construed as limiting the scope of the present invention. Any other corresponding changes and modifications made according to the technical idea of the present invention should be included in the scope of the claims of the present invention.
Claims (7)
1. The water-based gravure frosted ink is characterized by being prepared from the following raw materials in parts by weight:
10-15 parts of deionized water
15-20 parts of pigment
15-20 parts of ethylene glycol
5-10 parts of alcohol-water type acrylic acid
1-2 parts of ethanolamine
37-40 parts of styrene-acrylate copolymer emulsion
3-4 parts of polydimethylsiloxane
1-2 parts of polyphenyl siloxane
1-2 parts of lignin
2-3 parts of borax powder
3-5 parts of filler
1-2 parts of assistant
2-3 parts of frosting powder,
the auxiliary agent comprises a defoaming agent, a leveling agent, a dispersing agent and an initiator, and the defoaming agent, the leveling agent, the dispersing agent and the initiator are mixed according to the ratio of 1:1:1: 1.
2. The water-based gravure matte ink according to claim 1, wherein: the polydimethylsiloxane has a molecular weight greater than 2500.
3. The water-based gravure matte ink according to claim 1, wherein: the molecular weight of the polyphenylsiloxane is 400-600.
4. The water-based gravure matte ink according to claim 3, wherein: the molar ratio of the phenyl groups of the polyphenylsiloxane is 32-40%.
5. The water-based gravure matte ink according to claim 1, wherein: the pigment is one or a mixture of more of iron oxide red, iron oxide yellow and iron oxide black.
6. The water-based gravure matte ink according to claim 1, wherein: the filler comprises calcium carbonate and talcum powder which are mixed in equal proportion.
7. The preparation method of the water-based gravure matte ink as claimed in claim 1, characterized by comprising the following steps:
s1: adding deionized water, ethylene glycol, alcohol-water type acrylic acid and ethanolamine into a reaction kettle according to a ratio, adjusting the rotating speed and time to perform pre-dispersion, adding styrene-acrylate copolymer emulsion and a filler, and performing dispersion mixing again;
s2: adding lignin and borax powder according to a ratio, dispersing for 15-20 minutes at the rotating speed of 1500 plus materials 1800 rpm, then adding polydimethylsiloxane and polyphenylsiloxane into a reaction kettle, and dispersing and mixing for 25-30 minutes at the same rotating speed;
s3: adding the rest materials into a reaction kettle, stirring and mixing for 25-30 minutes at the rotating speed of 800-.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011355570.4A CN112680025A (en) | 2020-11-27 | 2020-11-27 | Water-based gravure frosted ink and preparation method thereof |
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| CN202011355570.4A CN112680025A (en) | 2020-11-27 | 2020-11-27 | Water-based gravure frosted ink and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103073950A (en) * | 2013-01-28 | 2013-05-01 | 云南彩丰油墨有限公司 | Water-base frosted gravure ink and preparation method thereof |
| CN107216727A (en) * | 2017-06-14 | 2017-09-29 | 南京工业大学 | Normal-temperature-cured FEVE fluorocarbon resin wear-resistant coating and preparation method thereof |
| CN108485376A (en) * | 2018-04-11 | 2018-09-04 | 佛山市顺德区乐从镇盛昌油墨有限公司 | A kind of water base plate paper of high speed ink and preparation method and application |
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- 2020-11-27 CN CN202011355570.4A patent/CN112680025A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103073950A (en) * | 2013-01-28 | 2013-05-01 | 云南彩丰油墨有限公司 | Water-base frosted gravure ink and preparation method thereof |
| CN107216727A (en) * | 2017-06-14 | 2017-09-29 | 南京工业大学 | Normal-temperature-cured FEVE fluorocarbon resin wear-resistant coating and preparation method thereof |
| CN108485376A (en) * | 2018-04-11 | 2018-09-04 | 佛山市顺德区乐从镇盛昌油墨有限公司 | A kind of water base plate paper of high speed ink and preparation method and application |
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