Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the invention to provide a kind of green environmental protection PP decorating film and system thereof
Preparation Method, the present invention integrates, by selection and the process optimization of material, the printing effect making PP decorating film reach solvent type ink,
Printing is without water wave, and shallow-layer is clear, and texture is the most true to nature, has a nontoxic odorlessness simultaneously, sun-proof, mar-proof, wear-resistant, sterilize and kill
The premium properties of bacterium.
For solving the problems referred to above, the technical solution adopted in the present invention is as follows:
A kind of aqueous ink, it is prepared from by following raw material in parts by weight:
The preparation method of a kind of aqueous ink as above, it comprises the following steps that:
A, preparation mill base: weigh each component of formula as below amount, put in dispersion machine after mix homogeneously and disperse;
B, grinding: mixture step a obtained puts in the sand mill being filled with pure zirconia and grinds;
C, inking: the mixture obtained to step b adds the self-crosslinking styrene-acrylic emulsion of formula ratio, moistening flatting agent, froth breaking
Disperse after agent, polythene wax emulsion, transferring assistant, industrial alcohol and water mix homogeneously, adjust with non-ionic polyurethane thickening agent
Viscosity, adds PH regulator regulation pH value.
In the preparation method of above-mentioned a kind of aqueous ink, the rate of dispersion of step a is 1500r/min, and jitter time is 30
~50min;In step b, the grinding rate with 100kg/h grinds twice, until fineness≤5 μm of mixture;With 800 in step c
~after the Rate Dispersion 30min of 1000r/min, add PH regulator regulation pH value to 8.2~8.5.
Aqueous ink application in PP decorating film as above, PP decorating film is followed successively by PP substrate layer from the bottom to top, answers
With the printing layer of above-mentioned aqueous ink, gloss oil coating layer.
The preparation method of PP decorating film as above, it comprises the following steps:
1) PP film surface polarity processes: PP film surface uses high-voltage corona to process;
2) aqueous ink printing: three roller chromatographys, it is 16~22 seconds/painting to printing viscosity that aqueous ink mixed solvent is opened dilute
4 glasss 25 DEG C, use circulating pump inking;Being coated with scraper is ceramic blade, and scraper angle is 45 °;Dry by press oven;
3) glazing coating: being coated with gloss oil by the laser roller of 80 lines, coating speed is 60m/min;
4) embossing: embossing speed is 30m/min, and temperature is 180 DEG C.
Above-mentioned steps 2) in oven temperature scope be 90~120 DEG C;Described mixed solvent by water and ethanol with water: ethanol=
The proportions of 3:1 forms;Rubber roll pressure is 0.25~0.4MPa, and print speed printing speed is 80~120m/min.
Described dispersant is the organically-modified polyacrylate containing high pigment affinity groups;Described moistening flatting agent is
Acetylenic glycols Shuangzi based surfactants;Described defoamer is organic silicon modified by polyether oxygen alkanes;Described thickening agent be non-from
Sub-polyurethane thickener;Described PH regulator is AMP-95 multifunctional assistant.
Component and the proportioning of described gloss oil are as follows:
Described roller is electric carving intaglio plate, and its electric carving angle is 45 degree, netting twine density 60~100 lines/cm, and chromium plating is hard
Chromium, layers of chrome thickness is 10 μm, hardness 800~1000HV.
Compared to existing technology, the beneficial effects of the present invention is:
(1) printing is dried completely, and picture and text are clear, and dot reproduction is good, and adhesive force is strong;
(2) gloss oil adds kieselguhr, make PP decorating film have sterilizing ability;
(3) present invention integrates, by selection and the process optimization of material, the printing effect making PP decorating film reach solvent type ink
Really, printing is without water wave, and shallow-layer is clear, and texture is the most true to nature, has a nontoxic odorlessness simultaneously, sun-proof, mar-proof, wear-resistant, disappear
The premium properties of sterilization;
(4) the preparation method production process of the present invention is convenient and easy, and simple to operate, production cost is low, it is simple to industry metaplasia
Produce.
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
The preparation method of the aqueous ink described in embodiment 1~3, concrete technology step is as follows:
A, preparation mill base: weigh each component of formula as below amount, put in dispersion machine after mix homogeneously and disperse;
B, grinding: mixture step a obtained puts in the sand mill being filled with pure zirconia and grinds;
C, inking: the mixture obtained to step b adds the self-crosslinking styrene-acrylic emulsion of formula ratio, moistening flatting agent, froth breaking
Disperse after agent, transferring assistant mix homogeneously, adjust viscosity with non-ionic polyurethane thickening agent, add PH regulator regulation pH value.
In above-mentioned steps, the rate of dispersion of step a is 1500r/min, and jitter time is 30~50min;In step b with
The grinding rate of 100kg/h grinds twice, until fineness≤5 μm of mixture;In step c with 800~1000r/min speed
After dispersion 30min, add PH regulator regulation pH value to 8.2~8.5.
Aqueous ink described in above example 1~3 is carried out performance test:
Detection method is as follows: viscosity: GB/T13217.4-91;Attachment fastness on PP film: GB/T131217.7-19.
Test result is as shown in table 1:
Table 1 aqueous ink the performance test results
Detection project |
Embodiment 1 |
Embodiment 2 |
Embodiment 3 |
Viscosity (s) |
32s |
30s |
31s |
Attachment fastness (100%) on PP film |
99% |
100% |
99.5% |
Application Example 1:
A kind of PP decorating film is followed successively by PP substrate layer, the print having the aqueous ink described in above-described embodiment 1 to prepare from the bottom to top
Brush layer, gloss oil coating layer.
Described PP decorating film is prepared from by following steps:
1) PP film surface polarity processes: PP film surface uses high-voltage corona to process;
2) aqueous ink printing: 200 mesh negative+1 complexion versions, three roller chromatographys of+No. 2 complexion versions, aqueous ink mixing is molten
It is 22 seconds/painting 4 glasss 25 DEG C to printing viscosity that agent is opened dilute, uses circulating pump inking;Being coated with scraper is ceramic blade, and scraper angle is
45°;Dry by press oven;
3) glazing coating: being coated with gloss oil by the laser roller of 80 lines, coating speed is 60m/min;
4) embossing: embossing speed is 30m/min, and temperature is 180 DEG C.
In the preparation method of above-mentioned PP decorating film, the first oven temperature of printer is 105 DEG C, and the second oven temperature is
115 DEG C, the 3rd oven temperature is 90 DEG C;Described mixed solvent by water and ethanol with water: the proportions of ethanol=3:1 forms;
Rubber roll pressure is 0.3MPa, and print speed printing speed is 80m/min.
Described dispersant is745W;Described moistening flatting agent is Surfynol 104E;Described froth breaking
Agent is organic silicon modified by polyether oxygen alkanes;Described thickening agent is non-ionic polyurethane thickening agent;Described PH regulator is AMP-
95 multifunctional assistants.
Component and the proportioning of described gloss oil are as follows:
Described roller is electric carving intaglio plate, and its electric carving angle is 45 degree, and netting twine density is 80 lines/cm, and chromium plating is hard chrome, chromium
Layer thickness is 10 μm, hardness 800HV.
Application Example 2:
A kind of PP decorating film is followed successively by PP substrate layer, the print having the aqueous ink described in above-described embodiment 2 to prepare from the bottom to top
Brush layer, gloss oil coating layer.
Described PP decorating film is prepared from by following steps:
1) PP film surface polarity processes: PP film surface uses high-voltage corona to process;
2) aqueous ink printing: 200 mesh negative+1 complexion versions, three roller chromatographys of+No. 2 complexion versions, aqueous ink mixing is molten
It is 20 seconds/painting 4 glasss 25 DEG C to printing viscosity that agent is opened dilute, uses circulating pump inking;Being coated with scraper is ceramic blade, and scraper angle is
45°;Dry by press oven;
3) glazing coating: being coated with gloss oil by the laser roller of 80 lines, coating speed is 60m/min;
4) embossing: embossing speed is 30m/min, and temperature is 180 DEG C.
In the preparation method of above-mentioned PP decorating film, the first oven temperature of printer is 109 DEG C, and the second oven temperature is
115 DEG C, the 3rd oven temperature is 90 DEG C;Described mixed solvent by water and ethanol with water: the proportions of ethanol=3:1 forms;
Rubber roll pressure is 0.3MPa, and print speed printing speed is 90m/min.
Described dispersant is745W;Described moistening flatting agent is Surfynol 104E;Described disappears
Infusion is organic silicon modified by polyether oxygen alkanes;Described thickening agent is non-ionic polyurethane thickening agent;Described PH regulator is
AMP-95 multifunctional assistant.
Component and the proportioning of described gloss oil are as follows:
Described roller is electric carving intaglio plate, and its electric carving angle is 45 degree, and netting twine density is 80 lines/cm, and chromium plating is hard chrome, chromium
Layer thickness is 10 μm, hardness 900HV.
Application Example 3:
A kind of PP decorating film is followed successively by PP substrate layer, the print having the aqueous ink described in above-described embodiment 3 to prepare from the bottom to top
Brush layer, gloss oil coating layer.
Described PP decorating film is prepared from by following steps:
1) PP film surface polarity processes: PP film surface uses high-voltage corona to process;
2) aqueous ink printing: 200 mesh negative+1 complexion versions, three roller chromatographys of+No. 2 complexion versions, aqueous ink mixing is molten
It is 18 seconds/painting 4 glasss 25 DEG C to printing viscosity that agent is opened dilute, uses circulating pump inking;Being coated with scraper is ceramic blade, and scraper angle is
45°;Dry by press oven;
3) glazing coating: being coated with gloss oil by the laser roller of 80 lines, coating speed is 60m/min;
4) embossing: embossing speed is 30m/min, and temperature is 180 DEG C.
In the preparation method of above-mentioned PP decorating film, the first oven temperature of printer is 108 DEG C, and the second oven temperature is
116 DEG C, the 3rd oven temperature is 98 DEG C;Described mixed solvent by water and ethanol with water: the proportions of ethanol=3:1 forms;
Rubber roll pressure is 0.3MPa, and print speed printing speed is 100m/min.
Described dispersant is745W;Described moistening flatting agent is Surfynol 104E;Described froth breaking
Agent is organic silicon modified by polyether oxygen alkanes;Described thickening agent is non-ionic polyurethane thickening agent;Described PH regulator is AMP-
95 multifunctional assistants.
Component and the proportioning of described gloss oil are as follows:
Described roller is electric carving intaglio plate, and its electric carving angle is 45 degree, and netting twine density is 65 lines/cm, and chromium plating is hard chrome, chromium
Layer thickness is 10 μm, hardness 900HV.
PP decorating film described in use above embodiment 1~3 is carried out performance test:
Detection method is as follows: light fastness: GB/P250-208;Abrasivity: GB1768-79;Attachment fastness: GB/
T131217.7-19。
Test result is as shown in table 2:
Table 2PP decorating film the performance test results
Detection project |
Application Example 1 |
Application Example 2 |
Application Example 3 |
Light fastness |
6.5 level |
6.5 level |
6.5 level |
Abrasivity |
380r |
385r |
380r |
Attachment fastness |
99% |
98% |
99% |
Above-mentioned embodiment is only the preferred embodiment of the present invention, it is impossible to limit the scope of protection of the invention with this,
The change of any unsubstantiality that those skilled in the art is done on the basis of the present invention and replacement belong to institute of the present invention
Claimed scope.