CN111793382A - Special antibacterial mildew inhibitor for printing ink and preparation method thereof - Google Patents
Special antibacterial mildew inhibitor for printing ink and preparation method thereof Download PDFInfo
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- CN111793382A CN111793382A CN202010864113.1A CN202010864113A CN111793382A CN 111793382 A CN111793382 A CN 111793382A CN 202010864113 A CN202010864113 A CN 202010864113A CN 111793382 A CN111793382 A CN 111793382A
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- zinc pyrithione
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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
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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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
- C09D11/30—Inkjet printing inks
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
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- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses an antibacterial mildew preventive special for printing ink, which comprises the following components: 10-20 parts of zinc pyrithione, 2-5 parts of surfactant, 1-3 parts of dispersant, 0.5-3 parts of emulsifier, 5-7 parts of defoaming agent and 40-50 parts of ethanol, and the invention also discloses a preparation method of the special antibacterial mildew preventive for the printing ink, which comprises the following preparation steps: preparing zinc pyrithione powder; adding ethanol into zinc pyrithione powder to prepare a zinc pyrithione solution; the special antibacterial mildew preventive for the printing ink is prepared by sequentially adding the surfactant, the dispersing agent, the emulsifier and the defoaming agent into the zinc pyrithione solution under the condition of stirring and heating.
Description
Technical Field
The invention relates to the technical field of additive preparation, and particularly relates to an antibacterial mildew preventive special for printing ink and a preparation method thereof.
Background
In the use of the ink, the corrosion of mould is easy to cause the mildew of the ink and the breeding of bacteria, the prior art is usually added with an antibacterial and mildewproof agent for treatment, and the prior antibacterial and mildewproof agent is usually made of organic matters, so that larger particles can be generated in the ink, and the use of the ink is influenced.
Disclosure of Invention
The invention provides an antibacterial and mildewproof agent special for printing ink and a preparation method thereof, aiming at solving the problem that the antibacterial and mildewproof agent special for printing ink has larger particles in the prior art.
The special antibacterial mildew inhibitor for the printing ink comprises the following components: 10-20 parts of zinc pyrithione, 2-5 parts of surfactant, 1-3 parts of dispersant, 0.5-3 parts of emulsifier, 5-7 parts of defoaming agent and 40-50 parts of ethanol.
Wherein the surfactant comprises at least one of 4, 6-dichloro-2-N-hexylamino-1, 3, 5-s-triazine, 2-N-hexylamino-4- (2-sulfoethyl) -amino-6-chloro-1, 3, 5-s-triazine, 2-N-hexylamino-4- (2-sulfoethyl) -amino-6- (benzimidazolyl) -amino-1, 3, 5-s-triazine, sodium N-lauroyl amino acid, sodium N-lauroyl sarcosinate, and polyoxyethylene octylphenol ether-10.
Wherein the dispersant comprises at least one of polyacrylate, modified polydimethylsiloxane, alkyl naphthalene sulfonate and cresol sulfonic acid.
Wherein the emulsifier comprises at least one of benzyl pyrazole ester, fatty alcohol sodium sulfate, dioctyl sodium sulfosuccinate and sodium dodecyl benzene sulfonate.
Wherein the defoaming agent adopts at least one of polyester modified polydimethylsiloxane, polysiloxane, polyimide siloxane copolymer and silicon oxide polyether.
The invention also provides a preparation method of the special antibacterial mildew inhibitor for the printing ink, which comprises the following preparation steps:
preparing zinc pyrithione powder;
adding ethanol into zinc pyrithione powder to prepare a zinc pyrithione solution;
and sequentially adding a surfactant, a dispersing agent, an emulsifier and a defoaming agent into the zinc pyrithione solution under the conditions of stirring and heating to prepare the special antibacterial and mildewproof agent for the ink.
The preparation method of the zinc pyrithione powder comprises the following steps:
adding a surfactant into purified water to prepare a surfactant solution;
adding a zinc sulfate solution and a sodium pyrithione solution with the same concentration into a surfactant solution, stirring and heating to ensure that the reaction temperature is constant;
and after the reaction is finished, naturally cooling, filtering, washing, drying and crushing to obtain the zinc pyrithione powder.
The invention has the beneficial effects that: on the basis of the prior art, the composition of the antibacterial mildew preventive is improved, the particle size of the antibacterial mildew preventive is effectively reduced by using the surfactant and the dispersing agent, the influence on use caused by overlarge ink particles when the antibacterial mildew preventive is added into ink is avoided, the preparation method of the special antibacterial mildew preventive for ink is also improved, the preparation of zinc pyrithione is improved, the whiteness of the antibacterial mildew preventive is effectively improved, meanwhile, the particle size of the antibacterial mildew preventive is reduced in an auxiliary mode, and the applicability of the antibacterial mildew preventive is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a process flow structure diagram of the special antibacterial and antifungal agent for ink and the preparation method thereof.
FIG. 2 is a process flow diagram of zinc pyrithione powder of the special antibacterial and antifungal agent for ink and the preparation method thereof.
Fig. 3 is a process flow diagram of zinc pyrithione powder according to embodiment 1 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Fig. 4 is a process flow structure diagram of an embodiment 1 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Fig. 5 is a process flow diagram of zinc pyrithione powder according to embodiment 2 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Fig. 6 is a process flow structure diagram of embodiment 2 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Fig. 7 is a process flow diagram of zinc pyrithione powder according to embodiment 3 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Fig. 8 is a process flow structure diagram of embodiment 3 of the special antibacterial and antifungal agent for ink and the preparation method thereof of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Referring to fig. 1 to 8, the present invention provides a technical solution:
the preparation method of the special antibacterial mildew inhibitor for the printing ink comprises the following steps:
s101, preparing zinc pyrithione powder;
s102, adding ethanol into zinc pyrithione powder to prepare a zinc pyrithione solution;
s103, sequentially adding a surfactant, a dispersing agent, an emulsifying agent and a defoaming agent into the zinc pyrithione solution under the conditions of stirring and heating to prepare the special antibacterial and mildewproof agent for the ink.
The preparation method of the zinc pyrithione powder comprises the following steps:
s201, adding a surfactant into purified water to prepare a surfactant solution with the content of 0.01 mol/L;
s202, adding a zinc sulfate solution and a sodium pyrithione solution which have the same concentration and are in the range of 1-3 mol/L into a surfactant solution, and stirring for 20-40 minutes to keep the reaction temperature constant at 80-90 ℃;
s203, after the reaction is finished, naturally cooling, filtering, washing, drying and crushing to obtain the zinc pyrithione powder with the particle size of less than 0.3 mu m.
Specific example 1:
S401S 301, adding polyoxyethylene octyl phenol ether-10 into purified water to prepare a solution containing 0.01mol/L of polyoxyethylene octyl phenol ether-10;
s302, adding 1mol/L zinc sulfate and 1mol/L sodium pyrithione into the prepared polyoxyethylene octyl phenol ether-10 solution to ensure that the ratio of polyoxyethylene octyl phenol ether-10: zinc sulfate: the molar ratio of the sodium pyrithione is 1:5:10 to obtain a mixed solution; controlling the obtained mixed solution at the reaction temperature of 90 ℃ and stirring for 30min, and then naturally cooling to obtain product crystals;
s303, filtering, washing, drying and crushing the product crystal to obtain zinc pyrithione powder;
s402, adding 40 parts of ethanol solvent into 10 parts of the prepared zinc pyrithione powder to obtain a mixed solvent;
s403, sequentially adding 2 parts of sodium N-lauroyl amino acid, 1 part of polyacrylate, 0.5 part of benzyl pyrazole ester and 5 parts of polyester modified polydimethylsiloxane into the mixed solvent under the conditions of stirring and heating to 40 ℃ to obtain the special antibacterial and antifungal agent for the ink.
Specific example 2:
S601S 501, adding N-lauroyl sodium sarcosinate into purified water to prepare a solution containing 0.01 mol/LN-lauroyl sodium sarcosinate;
s502, adding 2mol/L zinc sulfate and 2mol/L sodium pyrithione into the prepared N-lauroyl sodium sarcosinate solution, so that the ratio of the N-lauroyl sodium sarcosinate: zinc sulfate: the molar ratio of the sodium pyrithione is 1:6:12 to obtain a mixed solution; controlling the obtained mixed solution at the reaction temperature of 90 ℃ and stirring for 40min, and then naturally cooling to obtain product crystals;
s503, filtering, washing, drying and crushing the product crystal to obtain zinc pyrithione powder;
s602, adding 45 parts of ethanol solvent into 15 parts of the prepared zinc pyrithione powder to obtain a mixed solvent;
s603, under the conditions of stirring and heating to 50 ℃, 3.5 parts of 4, 6-dichloro-2-n-hexylamino-1, 3, 5-S-triazine, 2 parts of modified polydimethylsiloxane, 2 parts of fatty alcohol sodium sulfate and 6 parts of dioctyl sodium sulfosuccinate are sequentially added into the mixed solvent, so as to prepare the special antibacterial and antifungal agent for the ink.
Specific example 3:
S801S 701, adding sodium N-lauroyl amino acid into purified water to prepare a solution containing 0.01 mol/LN-sodium lauroyl amino acid;
s702 adding 1mol/L zinc sulfate and 1mol/L sodium pyrithione into the prepared sodium N-lauroyl carbamate solution, so that the ratio of the sodium N-lauroyl carbamate: zinc sulfate: the molar ratio of the sodium pyrithione is 1:7:13 to obtain a mixed solution; controlling the obtained mixed solution at the reaction temperature of 90 ℃ and stirring for 35min, and then naturally cooling to obtain product crystals;
s703, filtering, washing, drying and crushing the product crystal to obtain zinc pyrithione powder;
s802, adding 50 parts of ethanol solvent into 20 parts of the prepared zinc pyrithione powder to obtain a mixed solvent;
s803 is stirred and heated to 50 ℃, and 3.5 parts of 2-n-hexylamino-4- (2-sulfoethyl) -amino-6- (benzimidazolyl) -amino-1, 3, 5-S-triazine, 3 parts of cresol sulfonic acid, 3 parts of sodium dodecyl benzene sulfonate and 7 parts of silicon oxide polyether are sequentially added into the mixed solvent, so that the special antibacterial and antifungal agent for the ink is prepared.
By contrast, the antimicrobial and antifungal agent for ink prepared in example 1 has the smallest particle size and the best uniformity, and may preferably be prepared in the best preparation ratio.
On the basis of the prior art, the sterilization property of the zinc pyrithione is used as the antibacterial mildew preventive, the defoaming agent, the dispersing agent and the surfactant are additionally arranged to reduce the particle size of the zinc pyrithione, and the preparation method of the antibacterial mildew preventive is improved, so that the particle size of the zinc pyrithione is effectively reduced, the particle size of the antibacterial mildew preventive is reduced, the antibacterial mildew preventive is more adaptive to the printing ink, the printing ink cannot be blocked by particulate matters in the using process, and the applicability of the antibacterial mildew preventive is effectively improved.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. The special antibacterial mildew inhibitor for the printing ink is characterized by comprising the following components: 10-20 parts of zinc pyrithione, 2-5 parts of surfactant, 1-3 parts of dispersant, 0.5-3 parts of emulsifier, 5-7 parts of defoaming agent and 40-50 parts of ethanol.
2. The special antibacterial and antifungal agent for ink according to claim 1, wherein the surfactant comprises at least one of 4, 6-dichloro-2-N-hexylamino-1, 3, 5-s-triazine, 2-N-hexylamino-4- (2-sulfoethyl) -amino-6-chloro-1, 3, 5-s-triazine, 2-N-hexylamino-4- (2-sulfoethyl) -amino-6- (benzimidazolyl) -amino-1, 3, 5-s-triazine, sodium N-lauroyl amino acid, sodium N-lauroyl sarcosinate, and polyoxyethylene octylphenol ether-10.
3. The special antibacterial and antifungal agent for ink according to claim 1, wherein the dispersant comprises at least one of polyacrylate, modified polydimethylsiloxane, alkyl naphthalene sulfonate and cresol sulfonic acid.
4. The special antibacterial and antifungal agent for ink according to claim 1, wherein the emulsifier comprises at least one of benzyl pyrazole ester, sodium fatty alcohol sulfate, dioctyl sodium sulfosuccinate and sodium dodecyl benzene sulfonate.
5. The special antibacterial and antifungal agent for ink according to claim 1, wherein the defoaming agent is at least one of polyester modified polydimethylsiloxane, polysiloxane, polyimide siloxane copolymer and silicon oxide polyether.
6. A preparation method of the special antibacterial and mildewproof agent for the printing ink comprises the special antibacterial and mildewproof agent for the printing ink as claimed in any one of claims 1 to 5, and is characterized by comprising the following preparation steps:
preparing zinc pyrithione powder;
adding ethanol into zinc pyrithione powder to prepare a zinc pyrithione solution;
and sequentially adding a surfactant, a dispersing agent, an emulsifier and a defoaming agent into the zinc pyrithione solution under the conditions of stirring and heating to prepare the special antibacterial and mildewproof agent for the ink.
7. The method for preparing the special antibacterial and antifungal agent for ink according to claim 6, wherein the step of preparing the zinc pyrithione powder comprises the following steps:
adding a surfactant into purified water to prepare a surfactant solution;
adding a zinc sulfate solution and a sodium pyrithione solution with the same concentration into a surfactant solution, stirring and heating to ensure that the reaction temperature is constant;
and after the reaction is finished, naturally cooling, filtering, washing, drying and crushing to obtain the zinc pyrithione powder.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010864113.1A CN111793382A (en) | 2020-08-25 | 2020-08-25 | Special antibacterial mildew inhibitor for printing ink and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010864113.1A CN111793382A (en) | 2020-08-25 | 2020-08-25 | Special antibacterial mildew inhibitor for printing ink and preparation method thereof |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311685A (en) * | 1998-07-22 | 2001-09-05 | 阿奇化工公司 | Composite biocidal particles |
| CN102258064A (en) * | 2011-05-12 | 2011-11-30 | 赵正坤 | Antibacterial composition and application thereof |
| CN103154149A (en) * | 2010-08-19 | 2013-06-12 | 株式会社Api | Antibacterial dispersion |
| CN104212216A (en) * | 2014-08-14 | 2014-12-17 | 河北科技大学 | Pyrithionc zinc ultrafine grain for aqueous coating sterilization and mildew prevention, and its preparation method |
| CN107936659A (en) * | 2017-10-31 | 2018-04-20 | 广州广微包装科技有限公司 | A kind of Coating Antifungal Agents and preparation method thereof |
-
2020
- 2020-08-25 CN CN202010864113.1A patent/CN111793382A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1311685A (en) * | 1998-07-22 | 2001-09-05 | 阿奇化工公司 | Composite biocidal particles |
| CN103154149A (en) * | 2010-08-19 | 2013-06-12 | 株式会社Api | Antibacterial dispersion |
| CN102258064A (en) * | 2011-05-12 | 2011-11-30 | 赵正坤 | Antibacterial composition and application thereof |
| CN104212216A (en) * | 2014-08-14 | 2014-12-17 | 河北科技大学 | Pyrithionc zinc ultrafine grain for aqueous coating sterilization and mildew prevention, and its preparation method |
| CN107936659A (en) * | 2017-10-31 | 2018-04-20 | 广州广微包装科技有限公司 | A kind of Coating Antifungal Agents and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 覃兆海: "《基础有机化学》", 31 March 2004, 科学技术文献出版社 * |
| 魏俊杰: "《有机化学》", 31 August 2003, 高等教育出版社 * |
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Application publication date: 20201020 |