CN115838547A - Preparation method of water-based ink for PVC (polyvinyl chloride) decorative film - Google Patents
Preparation method of water-based ink for PVC (polyvinyl chloride) decorative film Download PDFInfo
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- CN115838547A CN115838547A CN202211314875.XA CN202211314875A CN115838547A CN 115838547 A CN115838547 A CN 115838547A CN 202211314875 A CN202211314875 A CN 202211314875A CN 115838547 A CN115838547 A CN 115838547A
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- pvc
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 49
- 239000004800 polyvinyl chloride Substances 0.000 title claims abstract description 48
- 229920000915 polyvinyl chloride Polymers 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000000227 grinding Methods 0.000 claims abstract description 33
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000002270 dispersing agent Substances 0.000 claims abstract description 13
- 239000006185 dispersion Substances 0.000 claims abstract description 13
- 239000000049 pigment Substances 0.000 claims abstract description 13
- -1 polyethylene Polymers 0.000 claims abstract description 13
- 239000004094 surface-active agent Substances 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 12
- 239000011347 resin Substances 0.000 claims abstract description 12
- 239000004698 Polyethylene Substances 0.000 claims abstract description 10
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 10
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 10
- 239000003822 epoxy resin Substances 0.000 claims abstract description 10
- 239000003292 glue Substances 0.000 claims abstract description 10
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 10
- 229920000573 polyethylene Polymers 0.000 claims abstract description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims abstract description 10
- 239000008213 purified water Substances 0.000 claims abstract description 10
- 239000006184 cosolvent Substances 0.000 claims abstract description 7
- 239000000080 wetting agent Substances 0.000 claims abstract description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 18
- 239000004576 sand Substances 0.000 claims description 18
- 238000010907 mechanical stirring Methods 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 239000002245 particle Substances 0.000 claims description 10
- 239000007822 coupling agent Substances 0.000 claims description 9
- 239000007864 aqueous solution Substances 0.000 claims description 6
- 229920001577 copolymer Polymers 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 238000004806 packaging method and process Methods 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 4
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 3
- 229920000570 polyether Polymers 0.000 claims description 3
- 238000001035 drying Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004043 dyeing Methods 0.000 abstract description 2
- 238000005303 weighing Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000012467 final product Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000002612 dispersion medium Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- LYCAIKOWRPUZTN-UHFFFAOYSA-N ethylene glycol Natural products OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000002562 thickening agent Substances 0.000 description 1
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention discloses a preparation method of water-based ink for a PVC decorative film, which comprises the following steps of: 2-6 parts of polyvinyl alcohol grinding resin, 10-18 parts of pigment, 1-3 parts of dispersing agent, 0.1-0.5 part of defoaming agent, 20-35 parts of waterborne epoxy resin, 0.5-1.5 parts of wetting agent, 1-2 parts of cosolvent, 13-40 parts of purified water, 1-1.5 parts of surfactant, 20-40 parts of waterborne PVC (polyvinyl chloride) glue, 1-3 parts of nano titanium dioxide dispersion liquid, 0.5-1 part of polyethylene wax powder and 20-35 parts of ethyl acetate, and the invention has the beneficial effects that: has good bonding strength and glossiness, short drying time and improved printing and dyeing efficiency.
Description
Technical Field
The invention relates to the technical field of decorative films, in particular to a preparation method of water-based ink for a PVC decorative film.
Background
Solvent-based resin is mostly adopted as an ink binder in the traditional PVC decorative film, and toluene, butanone, cyclohexanone and the like are mostly adopted as solvents in the solvent-based resin, so that the traditional PVC decorative film not only has serious environmental pollution and safety problems, but also can harm the health of people. With the increasingly prominent environmental problems, many manufacturers of PVC decorative films use water-based ink to print PVC decorative films in order to achieve the purpose of environmental protection.
The water-based ink takes water as a main dispersion medium, after the ink is transferred to a printing stock, moisture is volatilized into the environment or permeates into the printing stock, and the ink is dried along with the volatilization of the moisture, so that the water-based ink has the characteristics of no toxicity, no harm, environmental protection, safety and the like, and the water-based ink of the PVC floor film has become the trend of the development of the current industry.
However, in the prior art, the water-based ink for the PVC plastic decorative film generally has the defects of low adhesion, poor glossiness and slow self-drying, and the printing period is prolonged during ink printing, so that the production efficiency is reduced.
Disclosure of Invention
The invention aims to solve the existing problems and provides a preparation method of water-based ink for a PVC decorative film, so that the defects of low adhesive force, poor glossiness and slow drying of the water-based ink of the traditional PVC plastic decorative film in the background art are overcome, the printing period is prolonged during ink printing, and the production efficiency is reduced.
The technical scheme adopted by the invention for realizing the technical purpose is as follows: a preparation method of water-based ink for a PVC decorative film comprises the following steps of: 2-6 parts of polyvinyl alcohol grinding resin, 10-18 parts of pigment, 1-3 parts of dispersing agent, 0.1-0.5 part of defoaming agent, 20-35 parts of waterborne epoxy resin, 0.5-1.5 parts of wetting agent, 1-2 parts of cosolvent, 13-40 parts of purified water, 1-1.5 parts of surfactant, 20-40 parts of waterborne PVC (polyvinyl chloride) glue, 1-3 parts of nano titanium dioxide dispersion liquid, 0.5-1 part of polyethylene wax powder and 20-35 parts of ethyl acetate.
S1, preparing color paste: adding polyvinyl alcohol grinding resin, a dispersing agent, a defoaming agent, water-based epoxy resin, a wetting agent, a cosolvent, purified water and a surfactant into a stirring device for first-wheel mechanical stirring, and adding water-based PVC glue, a nano titanium dioxide dispersion liquid, polyethylene wax powder, ethanol, ethyl acetate and a pigment after the first-wheel mechanical stirring for second-wheel mechanical stirring to obtain a color paste mixture; s2, grinding: putting the color paste mixture obtained in the step S1 into a sand mill for sand grinding dispersion and repeated grinding; s3, detecting and discharging: and (4) performing various detections on the molding ink dispersed by the sand mill in the S2, and filtering and packaging after the molding ink reaches the standard.
Further, the defoaming agent is an acetylene glycol ethoxy compound, and the surfactant is a polysiloxane-polyether copolymer.
Further, the dispersing agent is a copolymer aqueous solution containing pigment affinity groups, and the concentration of active components contained in the copolymer aqueous solution is more than 40 wt%.
Further, the nano titanium dioxide dispersion liquid comprises nano titanium dioxide, a coupling agent and ethanol, and the weight ratio of the nano titanium dioxide to the coupling agent to the ethanol is 1.
Further, the speed of the first turbine mechanical stirring for mixing the raw materials in the step S1 is between 600 and 700rpm, the stirring time is between 45 and 60min, the speed of the second turbine mechanical stirring in the step S1 is between 700 and 800rpm, and the stirring time is between 20 and 30 min.
Further, a sand mill is adopted for grinding and dispersing, wherein the working pressure of a diaphragm pump of the sand mill is between 0.2 and 0.3MPa, and the grinding is repeated for 4 to 5 times.
Further, the particle size of the ground particles is controlled to be 0.5 to 1 μm.
The invention has the beneficial effects that:
according to the PVC water-based ink formula and the preparation method thereof, the PVC water-based ink has good bonding strength and glossiness, the drying time is short, the production printing and dyeing efficiency is improved, the bonding strength can reach a bonding level higher than that of oily ink after the PVC water-based ink is printed on a PVC decorative film, and the formula does not contain a thickening agent, so that the production cost is reduced, and the enterprise benefit is further improved.
Detailed Description
The present invention is further illustrated by the following examples, which are intended to be illustrative, but not limiting, of the scope of the invention, and the conditions employed in the examples may be further modified depending upon the specific industry and the conditions not specifically recited are generally conventional in the art.
A preparation method of water-based ink for a PVC decorative film comprises the following steps of: 2-6 parts of polyvinyl alcohol grinding resin, 10-18 parts of pigment, 1-3 parts of dispersing agent, 0.1-0.5 part of defoaming agent, 20-35 parts of waterborne epoxy resin, 0.5-1.5 parts of wetting agent, 1-2 parts of cosolvent, 13-40 parts of purified water, 1-1.5 parts of surfactant, 20-40 parts of waterborne PVC (polyvinyl chloride) glue, 1-3 parts of nano titanium dioxide dispersion liquid, 0.5-1 part of polyethylene wax powder and 20-35 parts of ethyl acetate.
The method comprises the following steps of S1, preparing color paste: adding polyvinyl alcohol grinding resin, a dispersing agent, a defoaming agent, water-based epoxy resin, a wetting agent, a cosolvent, purified water and a surfactant into a stirring device for first-wheel mechanical stirring, and adding water-based PVC glue, a nano titanium dioxide dispersion liquid, polyethylene wax powder, ethanol, ethyl acetate and a pigment after the first-wheel mechanical stirring for second-wheel mechanical stirring to obtain a color paste mixture; s2, grinding: putting the color paste mixture obtained in the step S1 into a sand mill for sand grinding dispersion and repeated grinding; s3, detecting and discharging: and (4) carrying out various detections on the molding ink dispersed by the sand mill in the step 2, and filtering and packaging after reaching the standard.
The defoaming agent is an acetylenic diol ethoxy compound, and the surfactant is a polysiloxane-polyether copolymer.
Furthermore, the dispersant is a copolymer aqueous solution containing pigment affinity groups, and the concentration of active components contained in the copolymer aqueous solution is more than 40 wt%.
The nano titanium dioxide dispersion liquid comprises nano titanium dioxide, a coupling agent and ethanol, wherein the weight ratio of the nano titanium dioxide to the coupling agent to the ethanol is 1.
In the step S1, the speed of mechanical stirring of the first turbine for mixing the raw materials is 600-700rpm, the stirring time is 45-60min, the speed of mechanical stirring of the second turbine in the step S1 is 700-800rpm, and the stirring time is 20-30 min.
And grinding and dispersing by using a sand mill, wherein the working pressure of a diaphragm pump of the sand mill is between 0.2 and 0.3MPa, and repeatedly grinding for 4 to 5 times.
The particle size of the grinding is controlled between 0.5 and 1 μm.
Example one
A preparation method of water-based ink for a PVC decorative film comprises the following steps:
weighing the following raw materials by mass: 20g of polyvinyl alcohol grinding resin, 10g of pigment, 1g of dispersing agent, 20g of waterborne epoxy resin, 30g of purified water, 2g of surfactant, 50g of waterborne PVC (polyvinyl chloride) glue, 10g of nano titanium dioxide, 0.25g of coupling agent, 1g of polyethylene wax powder and 10g of ethyl acetate;
weighing the above components, pouring into a stirring device, stirring for 45min with a mechanical stirrer, dispersing with a sand mill, grinding until the particle size is below 1 μm, if the particle size does not reach the standard, continuing grinding, detecting various indexes and performances of the ink, filtering, and packaging to obtain the final product.
Example two
The preparation method of the water-based ink for the PVC decorative film comprises the following steps:
weighing the following raw materials by mass: 25g of polyvinyl alcohol grinding resin, 12g of pigment, 1.5g of dispersing agent, 30g of water-based epoxy resin, 40g of purified water, 2.5g of surfactant, 60g of water-based PVC (polyvinyl chloride) glue, 15g of nano titanium dioxide, 0.3g of coupling agent, 1.2g of polyethylene wax powder and 13g of ethyl acetate;
weighing the above components, pouring into a stirring device, stirring for 50min with a mechanical stirrer, dispersing with a sand mill, grinding until the particle size is below 1 μm, if the particle size does not reach the standard, continuing grinding, detecting various indexes and performances of the ink, filtering, and packaging to obtain the final product.
A preparation method of water-based ink for a PVC decorative film comprises the following steps:
weighing the following raw materials by mass: 30g of polyvinyl alcohol grinding resin, 15g of pigment, 2g of dispersing agent, 35g of water-based epoxy resin, 45g of purified water, 2.8g of surfactant, 70g of water-based PVC (polyvinyl chloride) glue, 13g of nano titanium dioxide, 0.35g of coupling agent, 2g of polyethylene wax powder and 16g of ethyl acetate;
weighing the above components, pouring into a stirring device, stirring with a mechanical stirrer for 60min, dispersing with a sand mill, grinding until the particle size is below 1 μm, if the particle size does not reach the standard, continuing grinding, detecting various indexes and performances of the ink, filtering, and packaging to obtain the final product.
Various other changes and modifications to the above-described embodiments and concepts may occur to those skilled in the art, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (8)
1. A preparation method of water-based ink for PVC decorative films is characterized by comprising the following steps: comprises the following components in parts by weight: 2-6 parts of polyvinyl alcohol grinding resin, 10-18 parts of pigment, 1-3 parts of dispersing agent, 0.1-0.5 part of defoaming agent, 20-35 parts of waterborne epoxy resin, 0.5-1.5 parts of wetting agent, 1-2 parts of cosolvent, 13-40 parts of purified water, 1-1.5 parts of surfactant, 20-40 parts of waterborne PVC (polyvinyl chloride) glue, 1-3 parts of nano titanium dioxide dispersion liquid, 0.5-1 part of polyethylene wax powder and 20-35 parts of ethyl acetate.
2. The method for preparing the water-based ink for the PVC decorative film according to claim 1, wherein the method comprises the following steps: the method comprises the following steps of S1, preparing color paste: adding polyvinyl alcohol grinding resin, a dispersing agent, a defoaming agent, water-based epoxy resin, a wetting agent, a cosolvent, purified water and a surfactant into a stirring device for first-wheel mechanical stirring, and adding water-based PVC glue, a nano titanium dioxide dispersion liquid, polyethylene wax powder, ethanol, ethyl acetate and a pigment after the first-wheel mechanical stirring for second-wheel mechanical stirring to obtain a color paste mixture; s2, grinding: putting the color paste mixture obtained in the step S1 into a sand mill for sand grinding dispersion and repeated grinding; s3, detecting and discharging: and (4) carrying out various detections on the molding ink dispersed by the sand mill in the step 2, and filtering and packaging after reaching the standard.
3. The method for preparing the water-based ink for the PVC decorative film according to claim 1, wherein the method comprises the following steps: the defoaming agent is an acetylenic diol ethoxy compound, and the surfactant is a polysiloxane-polyether copolymer.
4. The method for preparing the water-based ink for the PVC decorative film according to claim 1, wherein the method comprises the following steps: the dispersing agent is a copolymer aqueous solution containing pigment affinity groups, and the concentration of active components contained in the copolymer aqueous solution is more than 40 wt%.
5. The method for preparing the water-based ink for the PVC decorative film according to claim 1, wherein the method comprises the following steps: the nano titanium dioxide dispersion liquid comprises nano titanium dioxide, a coupling agent and ethanol, wherein the weight ratio of the nano titanium dioxide to the coupling agent to the ethanol is 1.
6. The preparation method of the water-based ink for the PVC decorative film according to claim 2, wherein the water-based ink comprises the following steps: the speed of mechanical stirring of the first turbine for mixing the raw materials in the step S1 is 600-700rpm, the stirring time is 45-60min, the speed of mechanical stirring of the second turbine in the step S1 is 700-800rpm, and the stirring time is 20-30 min.
7. The method for preparing the water-based ink for the PVC decorative film according to claim 1, wherein the method comprises the following steps: and grinding and dispersing by using a sand mill, wherein the working pressure of a diaphragm pump of the sand mill is between 0.2 and 0.3MPa, and repeatedly grinding for 4 to 5 times.
8. The method for preparing the water-based ink for the PVC decorative film according to claim 7, wherein the method comprises the following steps: the particle size of the grinding is controlled between 0.5 and 1 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211314875.XA CN115838547A (en) | 2022-10-26 | 2022-10-26 | Preparation method of water-based ink for PVC (polyvinyl chloride) decorative film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202211314875.XA CN115838547A (en) | 2022-10-26 | 2022-10-26 | Preparation method of water-based ink for PVC (polyvinyl chloride) decorative film |
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| CN115838547A true CN115838547A (en) | 2023-03-24 |
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| CN202211314875.XA Pending CN115838547A (en) | 2022-10-26 | 2022-10-26 | Preparation method of water-based ink for PVC (polyvinyl chloride) decorative film |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479268A (en) * | 2016-10-27 | 2017-03-08 | 北京印刷学院 | For printing pure water type gravure white ink of PVC decorative Film and preparation method thereof |
| CN108912823A (en) * | 2018-07-27 | 2018-11-30 | 江苏贝格丽新材料科技有限公司 | A kind of benzene-free ketone-free PVC decorative Film ink and preparation method thereof |
| CN114644854A (en) * | 2022-04-26 | 2022-06-21 | 镇江富又康新型装饰材料有限公司 | Water-based ink for PVC decorative film and preparation method thereof |
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2022
- 2022-10-26 CN CN202211314875.XA patent/CN115838547A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106479268A (en) * | 2016-10-27 | 2017-03-08 | 北京印刷学院 | For printing pure water type gravure white ink of PVC decorative Film and preparation method thereof |
| CN108912823A (en) * | 2018-07-27 | 2018-11-30 | 江苏贝格丽新材料科技有限公司 | A kind of benzene-free ketone-free PVC decorative Film ink and preparation method thereof |
| CN114644854A (en) * | 2022-04-26 | 2022-06-21 | 镇江富又康新型装饰材料有限公司 | Water-based ink for PVC decorative film and preparation method thereof |
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Application publication date: 20230324 |
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