CN105038394A - Environment-friendly transfer printing ink and preparing method and application thereof - Google Patents
Environment-friendly transfer printing ink and preparing method and application thereof Download PDFInfo
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- CN105038394A CN105038394A CN201510482356.8A CN201510482356A CN105038394A CN 105038394 A CN105038394 A CN 105038394A CN 201510482356 A CN201510482356 A CN 201510482356A CN 105038394 A CN105038394 A CN 105038394A
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Abstract
The invention relates to the technical field of transfer printing ink and particularly discloses environment-friendly transfer printing ink and a preparing method and application thereof. The environment-friendly transfer printing ink comprises, by weight, 20-50% of a connecting material, 20-50% of a curing agent, 0.1-1% of filler, 4-40% of pigment, 0.1-1% of an auxiliary and 10-20% of solvent, wherein the connecting material is thermoplastic polyurethane resin and/or modified thermoplastic polyurethane resin, and the curing agent is aliphatic polyisocyanate and/or aromatic polyisocyanate. The environment-friendly transfer printing ink has the advantages of being fast to dry, stable, high in color concentration, stable in colloid property, large in adhesive force and the like, and has the advantages that printing performance and paint film solvent resistance are good, and colors of printed products are bright and full when used for the surfaces of the paint products with elastic hand-feel, the environmental protection performance is up to detection standards of EU2009/48/EC, polycyclic aromatic hydrocarbon (PAHS), REACH SVHC and GB24613, the preparing method is simple, and the transfer printing ink is suitable for large-scale application and production.
Description
Technical field
The present invention relates to technical field of ink, particularly relate to a kind of environmental protection pad-transfer printing ink being exclusively used in elastic handfeel paint and its preparation method and application.
Background technology
Elastic handfeel paint also becomes handfeel paint or elastomeric paint, and this paint is sprayed at body surface, in dumb light or half dumb light state, feel is fine and smooth, level and smooth, and outward appearance is graceful and serious, have scratch-proofness, weathering resistance and wear resistance etc. feature, meet the requirement of SGS environmental protection, to human body without any infringement.
Ink for bat printing is a kind ofly different from general solvent type ink, aq. type ink and UV photocuring screen printing ink.Pad-transfer printing ink has single-component ink, two component ink, dries type ink, oxidized form ink and subliming type ink etc.Pad-transfer printing ink may be used in specialty printing technique, especially on the product of small area, male and fomale(M&F), has obvious advantage, can make up the deficiency of screen printing process.But because elastic handfeel paint surface is too smooth, ink is difficult in its surface attachment, domestic at present do not have directly can directly at the pad-transfer printing ink that elastic handfeel is painted.Elastic handfeel paint can only be sprayed again by first printed ink now.Such mode of operation, not only affects the attractive in appearance of product, but also increases the upper cost produced.How to develop a kind of selected raw material and all can meet EU2009/48/EC, polycyclic aromatic hydrocarbons (PAHS), the examination criterias such as REACHSVHC, GB24613 and be easy to be attached to that pad-transfer printing ink that elastic handfeel paints just seems very is urgent.
Summary of the invention
The object of the embodiment of the present invention is to overcome existing pad-transfer printing ink and is applied in elastic handfeel and paints the not strong problem of the sticking power of existence, provides a kind of environmental protection pad-transfer printing ink and preparation method thereof.
Another object of the embodiment of the present invention is the application providing this environmental protection pad-transfer printing ink.
To achieve the above object of the invention, the technical scheme of embodiment of the present invention employing is as follows:
A kind of environmental protection pad-transfer printing ink, this environmental protection pad-transfer printing ink is made up of the recipe ingredient of following weight percent:
Wherein, described binder is TPU(Thermoplastic polyurethanes) and/or modified thermoplastic polyurethane resin; Described solidifying agent is aliphatic polymeric isocyanate and/or aromatic poly-isocyanate.
And a kind of preparation method of environmental protection pad-transfer printing ink, comprises the steps:
Each component is taken respectively according to described pad-transfer printing ink formula;
The described each component taken is carried out batch mixing and moist curing, then grinds, obtained environmental protection pad-transfer printing ink.
And, correspondingly, environmental protection pad-transfer printing ink prepared by above-mentioned environmental protection pad-transfer printing ink or the preparation method by the above-mentioned environmental protection pad-transfer printing ink application in flexible handfeel paint product surface bat printing.
The environmental protection pad-transfer printing ink of above-described embodiment, the TPU(Thermoplastic polyurethanes) adopting cohesiveness good is the recipe ingredient of solidifying agent as binder and aliphatic/aromatic polyisocyanate resin, in conjunction with filler, pigment, auxiliary agent and solvent, this environmental protection pad-transfer printing ink is made to have the features such as rate of drying is fast and stable, depth of shade is high, colloidal property is stable, the requirement that pad-transfer printing ink should possess can be met, be applicable to bat printing, environment monitoring can reach EU2009/48/EC, polycyclic aromatic hydrocarbons (PAHS), the Testing index such as REACHSVHC, GB24613.
The environmental protection pad-transfer printing ink of above-described embodiment adopts above-mentioned preparation method, only needs conventional equipment, and easy and simple to handle, production cost is low, is applicable to large-scale production.The environmental protection pad-transfer printing ink depth of shade prepared by the method is high, and colloid property is stablized, and can place for a long time and not occur layering or coagulation phenomenon.
In above-described embodiment, environmental protection pad-transfer printing ink can directly in being sprayed with elastic handfeel paint product surface, and not to need through pre-treatment by bat printing, and print property is good continuously, not wire drawing, fast dry, is convenient to cleaning, printing clear patterns, and stereoscopic sensation is strong, and sticking power is good.
Embodiment
Clearly understand that in order to make object of the present invention, technical scheme and advantage following examples are further elaborated to the present invention.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiments provide a kind of formula of environmental protection pad-transfer printing ink, this environmental protection pad-transfer printing ink is made up of the following recipe ingredient of weight percent:
Wherein, described binder is thermoplastic polyurethane and/or modified thermoplastic polyurethane; Described solidifying agent is aliphatic polymeric isocyanate and/or aromatic poly-isocyanate.
In any embodiment, binder all should have certain viscosity, stickiness, flowing property and thixotropy, is convenient to guarantee that ink has certain viscosity, therefore can select TPU(Thermoplastic polyurethanes) or modified thermoplastic polyurethane resin.In one embodiment, binder preferred thermoplastic urethane resin, this resin, when coordinating with other components of ink, can make ink in printing process, have good printing performance, and adhesion effect is good, and not anti-stick not wire drawing, environmental protection is reliable.In a preferred embodiment, the solid content of described TPU(Thermoplastic polyurethanes) or modified thermoplastic polyurethane resin is 34.5% ~ 35.5%, and under this solid content, ink has outstanding bat printing effect, can meet the performance requriements of elastic handfeel paint.
In any embodiment, solidifying agent should have wear-resisting, resistance to chemical attack, and snappiness is good, is easy to be attached to the features such as various ground material.Polymeric polyisocyanate has the feature such as low cost, environmental protection, is the preferred consolidation agent of paint.In one embodiment, adopt aliphatic polymeric isocyanate or aromatic poly-isocyanate as solidifying agent, and the solid content of preferred described aliphatic polymeric isocyanate or aromatic poly-isocyanate is 74.5% ~ 75.5%.Wherein, aliphatic polymeric isocyanate has guarantor's light, not yellowing, resistance to chemical attack, protection and resistance to feature of waiting so long; Aromatic poly-isocyanate then can form harder paint film.
In any embodiment, filler adopts any one in polyethylene, teflon-copolymers fines wax.Polyethylene and teflon-copolymers fines wax cheap, suitable interpolation filler, under the prerequisite ensureing ink performance, be conducive to the usage quantity reducing other components, reduce raw materials cost, and the character of ink can be regulated, as the surface slip etc. of viscosity, mobility and ink, promote the smooth of printing product surface.
For realizing the diversity of embodiment of the present invention bat printing color of paint, in any embodiment, suitably a certain amount of pigment of interpolation can be mineral dye also can be pigment dyestuff.Any one in concrete optional titanium dioxide, carbon black, phthalocyanine blue, phthalein viridescent, diarylide yellow etc.
In order to realize embodiment of the present invention environmental protection pad-transfer printing ink, there is good moisture dispersibility, in any embodiment, adding dispersion agent as auxiliary agent, this pad-transfer printing ink is had good wetting and dispersed, form a homodisperse system.In one embodiment, dispersion agent is at least one in the unsaturated polycarboxylic acid polymers of lower molecular weight, polysiloxane interpolymer.
In order to promote that above-mentioned raw materials component is better dissolved each other and dilutes, the present invention is in any embodiment, additionally use organic solvent as one or more mixing in pimelinketone, 1-Methoxy-2-propyl acetate, dibasic ester, with the binder in diluted formulations component, solidifying agent, pigment and auxiliary agent.
Correspondingly, on the basis of the invention described above embodiment environmental protection pad-transfer printing ink formula, the embodiment of the present invention additionally provides the preparation method of this environmental protection pad-transfer printing ink.In one embodiment, the preparation method of this environmental protection pad-transfer printing ink specifically comprises following steps:
Step S01: divide another name each component according to above-mentioned ink formulations;
Step S02: each component taken carried out mixing and fully soak, then grinding, the environmental protection pad-transfer printing ink of the embodiment of the present invention can be obtained.
Particularly, in above-mentioned steps S02, in order to make, environmental protection pad-transfer printing ink component is homogeneous, stable system, first fully should stir and make to mix, then fully wetting.
In one embodiment, during the grinding of above-mentioned steps S02, three-roller can be adopted to grind, be ground to ink fineness and reach 5um and following.
Above-mentioned steps S01 ~ S02 only needs to carry out at room temperature, and equipment is simple, operates easy to be controlled, with low cost.
Environmental protection pad-transfer printing ink depth of shade prepared by the preparation method of the environmental protection bat printing ink that above-described embodiment provides is high, and colloidal property is stablized, and can place for a long time and not occur layering or sedimentation phenomenon.
Accordingly, the environmental protection pad-transfer printing ink that the embodiment of the present invention provides or environmental protection pad-transfer printing ink prepared by the preparation method of environmental protection pad-transfer printing ink provided by above-described embodiment can directly apply to the product surface being coated with elastic handfeel paint, without the need to pre-treatment, this environmental protection pad-transfer printing ink has continuously print property when using good, and cleaning is convenient in not wire drawing, printing clear patterns, stereoscopic sensation is strong, the features such as sticking power is good, not easy to change.
Above-mentioned environmental protection pad-transfer printing ink and preparation method thereof is illustrated below by way of multiple embodiment.
Embodiment 1
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 1, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, polyethylene fines wax, titanium dioxide, polycarboxylic acid polymers and dibasic ester; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into the environmental protection pad-transfer printing ink of white.
Embodiment 2
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 2, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, teflon-copolymers fines wax, carbon black, polysiloxane interpolymer and dibasic ester; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into the environmental protection pad-transfer printing ink of black.
Embodiment 3
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 3, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, polyethylene fines wax, diarylide yellow, polycarboxylic acid polymers and dibasic ester; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into yellow environmental protection pad-transfer printing ink.
Embodiment 4
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 4, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, teflon-copolymers fines wax, phthalocyanine blue, polycarboxylic acid polymers and dibasic ester; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into cyanic environmental protection pad-transfer printing ink.
Embodiment 5
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 5, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, polyethylene fines wax, titanium dioxide, polycarboxylic acid polymers and pimelinketone; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into the environmental protection pad-transfer printing ink of white.
Embodiment 6
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 6, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, polyethylene fines wax, titanium dioxide, polycarboxylic acid polymers and dibasic ester; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into the environmental protection pad-transfer printing ink of white.
Embodiment 7
A kind of environmental protection pad-transfer printing ink and preparation method thereof.Wherein, environmental protection pad-transfer printing ink is made up of the component of following weight:
The preparation method of this environmental protection pad-transfer printing ink comprises the steps:
First, the weight of each component provided according to embodiment 7, takes TPU(Thermoplastic polyurethanes), aromatic poly-isocyanate, polyethylene fines wax, titanium dioxide, polycarboxylic acid polymers and 1-Methoxy-2-propyl acetate; Secondly, each component taken is stirred well to and mixes, and make it fully wetting; Finally be ground to fineness to 5um and following with three-roller, namely can be made into the environmental protection pad-transfer printing ink of white.
In order to verify the performance of the environmental protection pad-transfer printing ink printing prepared by embodiment provided by the invention, the environmental protection pad-transfer printing ink bat printing selecting embodiment 1 ~ 7 to prepare respectively is in the surface being coated with elastic handfeel paint goods, and test with reference to BS3900:E6 testing standard, EU2009/48/EC testing standard, PAHS testing standard, GB24613 testing standard, test result is as shown in table 1.
Table 1 printing the performance test results
(illustrate: 1 for trying with gloss measurement; Can 3 hide trickle cut etc. for visual judgement; 4 is that wherein probe temperature is-20 DEG C ~ 50 DEG C, humidity 85%, 96h with aging tester test; 5 is under constant temperature 60 DEG C of conditions, printing is pressed the weight of 5kg place 48h.)
From in upper table 1, the standby environmental protection pad-transfer printing ink of above-described embodiment 1 ~ 7 has good bat printing performance, and meets each environmental protection index above-mentioned, is a kind of environment-friendlyink ink, meets environmental requirement instantly.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. an environmental protection pad-transfer printing ink, is characterized in that: described environmental protection pad-transfer printing ink is made up of the recipe ingredient of following weight percent:
Wherein, described binder is TPU(Thermoplastic polyurethanes) and/or modified thermoplastic polyurethane resin; Described solidifying agent is aliphatic polymeric isocyanate and/or aromatic poly-isocyanate.
2. environmental protection pad-transfer printing ink as claimed in claim 1, is characterized in that: the solid content of described TPU(Thermoplastic polyurethanes) or modified thermoplastic polyurethane resin is 34.5% ~ 35.5%.
3. environmental protection pad-transfer printing ink as claimed in claim 1, is characterized in that: the solid content of described aliphatic polymeric isocyanate or aromatic poly-isocyanate is 74.5% ~ 75.5%.
4. the environmental protection pad-transfer printing ink as described in as arbitrary in claims 1 to 3, is characterized in that: described filler is any one in polyethylene, teflon-copolymers fines wax.
5. the environmental protection pad-transfer printing ink as described in as arbitrary in claims 1 to 3, is characterized in that: described pigment is inorganic or any one in pigment dyestuff.
6. the environmental protection pad-transfer printing ink as described in as arbitrary in claims 1 to 3, is characterized in that: described auxiliary agent is dispersion agent; Described dispersion agent is any one in unsaturated polycarboxylic acid polymers, polysiloxane interpolymer.
7. the environmental protection pad-transfer printing ink as described in as arbitrary in claims 1 to 3, is characterized in that: described solvent is organic solvent.
8. environmental protection pad-transfer printing ink as claimed in claim 7, is characterized in that: described organic solvent is at least one in pimelinketone, 1-Methoxy-2-propyl acetate, dibasic ester.
9. a preparation method for environmental protection pad-transfer printing ink, comprises the following steps:
Each component is taken respectively according to the arbitrary described environmental protection pad-transfer printing ink formula of claim 1 ~ 8;
The described each component taken is carried out batch mixing and moist curing, then grinds, obtained environmental protection pad-transfer printing ink.
10. the environmental protection pad-transfer printing ink as described in any one of claim 1 ~ 8 or the application of environmental protection pad-transfer printing ink in flexible handfeel paint product surface bat printing prepared by the preparation method of environmental protection pad-transfer printing ink according to claim 9.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110628268A (en) * | 2018-06-25 | 2019-12-31 | 广州市白云区新龙实业有限公司 | Temperature-sensitive ink and preparation method thereof |
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Patent Citations (5)
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| CN101153139A (en) * | 2007-09-03 | 2008-04-02 | 东莞市贝特利新材料有限公司 | High abrasion-proof PU printing ink for silicon rubber surface |
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Application publication date: 20151111 |