CN104140716A - Large-format environment-friendly low-odor solvent-based inkjet ink and preparation method thereof - Google Patents
Large-format environment-friendly low-odor solvent-based inkjet ink and preparation method thereof Download PDFInfo
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- CN104140716A CN104140716A CN201410360755.2A CN201410360755A CN104140716A CN 104140716 A CN104140716 A CN 104140716A CN 201410360755 A CN201410360755 A CN 201410360755A CN 104140716 A CN104140716 A CN 104140716A
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Abstract
The invention relates to inkjet ink, in particular to large-format environment-friendly low-odor solvent-based inkjet ink and a preparation method thereof. The large-format environment-friendly low-odor solvent-based inkjet ink is composed of, by weight, 1%-6% of organic pigments, 1%-10% of high-molecular polymer resin, 1%-15% of low-boiling-point environment-friendly solvents, 1%-15% of high-molecular resin dissolution accelerating agents, 0.1%-2% of wetting agents, 0.1%-40% of dispersing agents and the balance an environment-friendly low-odor solvent. The preparation method comprises the following steps of (1) preparation of color paste, (2) preparation of high-molecular polymer resin liquid and (3) preparation of the ink. The large-format environment-friendly low-odor solvent-based inkjet ink is high in stability, good in jet printing smoothness, free of nib blocking and ink supply failure, precise in color, high in outdoor weatherability, excellent in light resistance, incapable of generating toxic volatile substances, nonirritating, harmless to the human body, environmentally friendly, low in production cost, capable of being industrially produced in batches, and simple in production process.
Description
Technical field
The present invention relates to a kind of ink for ink-jet print, relate in particular to the low smell solvent-based of a kind of wide cut environmental protection ink for ink-jet print and preparation method thereof.
Background technology
Large-breadth printing (also claiming wide cut to print) refers to that the printing fabric width of printer exceedes the printing technique of A2 (42 centimeters).Large-breadth printing has been broken through the bottleneck of digital printing technology, realized truly one rise print, need not make a plate, full-color image once completes.The ink for ink-jet print that large-breadth printing uses mostly is traditional solvent-based ink for ink-jet print, along with the high speed development of spray printing technology, and society is for the continuous increase of environmental protection pressure, traditional solvent-based ink for ink-jet print has been difficult to meet terminal and has used client's demand.Under the promotion of these contextual factors, a kind of harmless low smell broad width ink jet ink of environmental protection is suggested and is developed rapidly.
The low smell jet ink of domestic used wide cut environmental protection is most of relies on import to deal with the market requirement, and its delivery period is long, expensive, adds and need to consider the factors such as solvent based safety, causes its applicable cost very high; Due to the restriction of technology, the development of the low smell solvent-based of Environmental Protection in China ink for ink-jet print is restricted, at present, in use there is the disconnected China ink of plug in the low smell solvent-based of domestic environmental protection ink for ink-jet print user, be off color, the phenomenons such as not environmental protection, have greatly affected user's efficiency and enthusiasm.
Summary of the invention
The object of the present invention is to provide the low smell solvent-based of a kind of wide cut environmental protection ink for ink-jet print, to solve the disconnected China ink of the plug that exists in prior art, be off color and the problem of not environmental protection.
For solving the problems of the technologies described above, technical scheme of the present invention is:
The low smell solvent-based of wide cut environmental protection ink for ink-jet print, composed of the following components by weight percentage: 1～6% pigment dyestuff, 1～10% macromolecule copolymer resin, 1～15% lower boiling environmentally friendly solvent, 1～15% macromolecule resin dissolution accelerator, 0.1～2% wetting agent, 0.1～40% dispersion agent, surplus is the low smell solvent of environmental protection.
Preferably, described pigment dyestuff is one or more in phthalocyanine blue pigment, quinacridone red, azo pigment, benzimidazolone pigment, charcoal blacks or micro-high-tensile strength pigment.Wherein micro-high-tensile strength pigment refers to micro-high-tensile strength K serial pigment that the micro-high-tensile strength pigment commission merchant of BASF (vapour bar) Shanghai Kai Yin Chemical Co., Ltd. sells.
Preferably, described macromolecule copolymer resin is one or more in binary vinyl chloride-vinyl acetate resin, ternary vinyl chloride-vinyl acetate resin, acrylic resin or acrylate resin.
Preferably, described lower boiling environmentally friendly solvent is one or more in ethanol, Virahol, ethylene glycol monomethyl ether, diethylene glycol dimethyl ether, diethylene glycol dimethyl ether, diethylene glycol ethylmethyl ether or modification isoparaffin.
Described modification isoparaffin can buy from exxonmobil chemical company.
Preferably, described macromolecule resin dissolution accelerator is the environmental protection esters solvent that can promote that macromolecule resin dissolves.
Preferably, described wetting agent is one or more in organosilicone surfactants or esters of acrylic acid tensio-active agent.
Preferably, described dispersion agent is the hyper-dispersant with anchoring group.
Described dispersion agent can be one or more in BYK dispersion agent, EFKA dispersion agent, Lubrizol dispersion agent or TEGO dispersion agent.Wherein BYK dispersion agent refers to one or more in the BYK auxiliary agent of all relevant trades mark that Bi Ke chemistry (China) company limited and commission merchant thereof sell; EFKA dispersion agent refers to one or more in all relevant trade mark BASF EFKA auxiliary agent that BASF China and commission merchant thereof sell; Lubrizol dispersion agent is one or more that show the way in the Lubrizol auxiliary agent of all relevant trades mark that the extraordinary chemical industry (Shanghai) Co., Ltd. of rich profit and commission merchant thereof sell; TEGO dispersion agent refers to one or more in Degussa-Di Gao auxiliary agent of winning all relevant trades mark that wound Degussa (China) company limited and commission merchant thereof sell.
Preferably, the low smell solvent of described environmental protection is one or more in ethylene glycol, Diethylene Glycol, propylene glycol, dipropylene glycol, diethylene glycol dimethyl ether, diethylene glycol ethylmethyl ether, diethylene glycol diethyl ether, 2-Butoxyethyl acetate or composite modified alcohol ethers environmentally friendly solvent.Described modification alcohol ethers environmentally friendly solvent refers to that the low smell solvent of above-mentioned environmental protection is through chemical modifications such as graft modification, interpolation response type solubilizing agent, or blend, purification, the physical modification method such as composite modified, make it reach some characteristic effect, as substantially tasteless or with certain fragrance, reduce hazardness to health, there is suitable rate of volatilization etc.; Described composite two kinds or the two or more evenly mixing in certain proportion referring in above process modification solvent.
The preparation method who another object of the present invention is to provide the low smell solvent-based of a kind of wide cut environmental protection ink for ink-jet print, described preparation method comprises the following steps:
(1) preparation of mill base: get in proportion pigment dyestuff and dispersion agent, add 0.05～1% wetting agent, the low smell solvent of 2～50% environmental protection, above-mentioned per-cent is weight percentage, mix, high speed dispersion, stirring 3～4 hours, grind 5～15 hours, makes described mill base;
(2) preparation of macromolecule copolymer resin liquid: get in proportion macromolecule copolymer resin and macromolecule resin dissolution accelerator, add again the low smell solvent of 5～20% environmental protection, above-mentioned per-cent is weight percentage, and mixes, stirs, and obtains described macromolecule copolymer resin liquid;
(3) preparation of ink: get mill base in step (1), the middle macromolecule copolymer resin liquid of step (2), 1～15% lower boiling environmentally friendly solvent, the wetting agent of residual content and the low smell solvent of the environmental protection of residual content, above-mentioned per-cent is weight percentage, high speed dispersion is even, with 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, obtain described ink.Improve the particle diameter D of described mill base after grinding in described step (1) as one
50be less than 250nm, D
90be less than 500nm.
In composition of the present invention, macromolecule copolymer resin contacts with pigment dyestuff, macromolecule copolymer resin is evicted the air on pigment dyestuff surface and moisture from, solid and gas (pigment/air) interface is converted to solid-liquid (pigment/resin) interface, keep the stability of dispersion system, macromolecule copolymer resin can also regulate the viscosity of ink, the dimensional stability of ink droplet when ink-jet is printed in impact, thereby affect final spray printing quality, macromolecule copolymer resin is dissolved in the low smell solvent of environmental protection and forms resin solution, when after solvent evaporates, molecular resin is closely linked and impels ink film forming, lower boiling environmentally friendly solvent, because its boiling point is lower, can accelerate the solvent evaporates after ink-jet, accelerates the dry of ink marks, the low smell solvent toxicity of environmental protection is lower and have no irritating odor, and has reduced the pollution to environment, wetting agent acceleration macromolecule copolymer resin is wetting to pigment dyestuff, and can change the surface tension of pigment dyestuff and environmentally friendly solvent, dispersion agent can shorten the jitter time of pigment dyestuff in environmentally friendly solvent, promotes the stability that pigment dyestuff disperses, and improves gloss, tinting strength and the opacifying power of ink, improve color developing and the toning property of ink, prevent floating, just ensureing color after spray printing, and can prevent flocculation and sedimentation, macromolecule resin dissolution accelerator can be accelerated the dissolution rate of macromolecule copolymer resin in the low smell solvent of environmental protection, improves solubleness.
Owing to having adopted technique scheme, the invention has the beneficial effects as follows:
The low smell solvent-based of wide cut environmental protection provided by the invention ink for ink-jet print, its each component interaction, stability of ink is high, its spray printing fluency is good, can not break black by plug, and the broad color reduction degree of its colour gamut is high, outdoor weatherability is strong, there is good light permanency, can not produce toxic volatile matter, nonirritant, harmless and environmental protection, it becomes to produce cost lower, can realize suitability for industrialized production in batches, being applicable to industrialization wide cut prints, not only can realize have coating and without coating advertisement medium on spray printing, and can realize glass, the personalized spray printing of the house ornamentation materials such as wallpaper, the preparation method of the low smell solvent-based of wide cut environmental protection provided by the invention ink for ink-jet print, its technique is simple, after high speed dispersion, grinding, remove the larger particles in colorant by thick, thin two-stage filtration, make ink particle diameter reach nano level, can ensure the fluency of spray printing, improve the meticulous printing of superelevation of ink.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Embodiment mono-
The preparation of the low smell solvent-based of red wide cut environmental protection ink for ink-jet print
(1) get 1 part of micro-high-tensile strength Pigment red 5B-K, 1 part of hyper-dispersant BYK-2001,0.1 part of wetting agent TEGO270,1 part low smell environmentally friendly solvent dipropylene glycol, 1 part low smell environmentally friendly solvent diethylene glycol diethyl ether, after mixing, use dispersion machine high speed dispersion 3 hours, stir, then put in centrifugation formula shredder and grind 6h, obtain mill base, survey particle diameter D
50be less than 250nm, D
90be less than 500nm;
(2) get 10 parts of macromolecule copolymer resins, 15 parts of macromolecule resin dissolution accelerator butyrolactone, 20 parts low smell environmentally friendly solvent ethylene glycol, mix, stir, sub-fluoropolymer resin liquid secures satisfactory grades;
(3) get above-mentioned mill base and macromolecule copolymer resin liquid, then add 10 parts low smell environmentally friendly solvent dipropylene glycols, 0.5 part of wetting agent TEGO410,15 parts of lower boiling environmentally friendly solvent modification isoparaffins, 25.4 parts low smell environmentally friendly solvent diethylene glycol diethyl ethers, on high speed dispersor, be fully uniformly dispersed, with after 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, make the low smell solvent-based of red wide cut environmental protection ink for ink-jet print.
Embodiment bis-
The preparation of the low smell solvent-based of blue wide cut environmental protection ink for ink-jet print
(1) get 3 parts of phthalocyanine blue pigment, 0.1 part of hyper-dispersant Solsperse32500,1 part of wetting agent TEGO270,14 parts low smell environmentally friendly solvent Diethylene Glycols, 10 parts low smell environmentally friendly solvent diethylene glycol dimethyl ethers, after mixing, use dispersion machine high speed dispersion 4 hours, stir, then put in centrifugation formula shredder and grind 5h, obtain mill base, survey particle diameter D
50be less than 250nm, D
90be less than 500nm;
(2) get 1 part of macromolecule copolymer resin, 1 part of macromolecule resin dissolution accelerator butyrolactone, 5 parts low smell environmentally friendly solvent Diethylene Glycols, mix, stir, sub-fluoropolymer resin liquid secures satisfactory grades;
(3) get above-mentioned mill base and macromolecule copolymer resin liquid, then add 20 parts low smell environmentally friendly solvent Diethylene Glycols, 1 part of wetting agent TEGO410,10 parts of lower boiling environmentally friendly solvent Virahols, 33.9 parts low smell environmentally friendly solvent diethylene glycol dimethyl ethers, on high speed dispersor, be fully uniformly dispersed, with after 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, make the low smell solvent-based of blue wide cut environmental protection ink for ink-jet print.
Embodiment tri-
The preparation of the low smell solvent-based of yellow wide cut environmental protection ink for ink-jet print
(1) get 5 parts of Pigment Yellow 73 PR150,30 parts of hyper-dispersant BYK-9131,0.5 part of wetting agent TEGO270,10.5 parts low smell environmentally friendly solvent propylene glycol, 10 parts low smell environmentally friendly solvent diethylene glycol ethylmethyl ether, after mixing, use dispersion machine high speed dispersion 3 hours, stir, then put in centrifugation formula shredder and grind 15h, obtain mill base, survey particle diameter D
50be less than 250nm, D
90be less than 500nm;
(2) get 4 parts of macromolecule copolymer resins, 5 parts of macromolecule resin dissolution accelerator butyrolactone, 10 parts low smell environmentally friendly solvent diethylene glycol dimethyl ethers, mix, stir, sub-fluoropolymer resin liquid secures satisfactory grades;
(3) get above-mentioned mill base and macromolecule copolymer resin liquid, then add 14.4 parts low smell environmentally friendly solvent propylene glycol, 0.1 part of wetting agent TEGO410,1 part of lower boiling environmentally friendly solvent ethylene glycol monomethyl ether, 10 parts low smell environmentally friendly solvent diethylene glycol ethylmethyl ether, on high speed dispersor, be fully uniformly dispersed, with after 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, make the low smell solvent-based of yellow wide cut environmental protection ink for ink-jet print.
Embodiment tetra-
The preparation of the low smell solvent-based of black wide cut environmental protection ink for ink-jet print
(1) get 6 parts of carbon black K7,40 parts of hyper-dispersant Solsperse32500,0.7 part of wetting agent TEGO270,5 parts low smell environmentally friendly solvent Diethylene Glycols, 5 parts low smell environmentally friendly solvent 2-Butoxyethyl acetates, after mixing, use dispersion machine high speed dispersion 3.5 hours, stir, then put in centrifugation formula shredder and grind 10h, obtain mill base, survey particle diameter D
50be less than 250nm, D
90be less than 500nm;
(2) get 7 parts of macromolecule copolymer resins, 10 parts of macromolecule resin dissolution accelerator butyrolactone, 15 parts low smell environmentally friendly solvent diethylene glycol diethyl ethers, mix, stir, sub-fluoropolymer resin liquid secures satisfactory grades;
(3) get above-mentioned mill base and macromolecule copolymer resin liquid, then add 5 parts low smell environmentally friendly solvent Diethylene Glycols, 0.1 part of wetting agent TEGO410,5 parts of lower boiling environmentally friendly solvent ethanol, 6.2 parts low smell environmentally friendly solvent 2-Butoxyethyl acetates, on high speed dispersor, be fully uniformly dispersed, with after 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, make the low smell solvent-based of black wide cut environmental protection ink for ink-jet print.
The made low smell solvent-based of the wide cut environmental protection ink for ink-jet print of above-described embodiment one to embodiment tetra-carries out performance measurement at 25 DEG C, and the parameters of its mensuration is as shown in table 1 below:
The parameters of the low smell solvent-based of the wide cut environmental protection ink for ink-jet print in table 1 embodiment
As can be seen from Table 1, the surface tension of the low smell solvent-based of the prepared wide cut environmental protection of the present invention ink-jet is in 28mN/cm left and right, viscosity is at 9.5mpa.s, the moderate spray printing fluency that ensures this ink for ink-jet print of its capillary size and viscosity, and its color reducibility is excellent, just ensured the color after spray printing, and its sun-proof grade is more than 7 grades, without obvious smell.
Measuring tension force instrument used is the BZY-1 surface tension tester producing on the permanent flat instrument and meter factory in Shanghai.
Measure viscosity instrument for the rich LVDV-II rotational viscosimeter that flies (BROOKFIELD) company of strangling.
Measure α ursa minoris spray drawing machine that spray printing fluency and color reducibility instrument are produced for the grand China in Hangzhou.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the low smell solvent-based of wide cut environmental protection ink for ink-jet print, it is characterized in that, composed of the following components by weight percentage: 1～6% pigment dyestuff, 1～10% macromolecule copolymer resin, 1～15% lower boiling environmentally friendly solvent, 1～15% macromolecule resin dissolution accelerator, 0.1～2% wetting agent, 0.1～40% dispersion agent, surplus is the low smell solvent of environmental protection.
2. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described pigment dyestuff is one or more in phthalocyanine blue pigment, quinacridone red, azo pigment, benzimidazolone pigment, charcoal blacks or micro-high-tensile strength pigment.
3. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described macromolecule copolymer resin is one or more in binary vinyl chloride-vinyl acetate resin, ternary vinyl chloride-vinyl acetate resin, acrylic resin or acrylate resin.
4. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described lower boiling environmentally friendly solvent is one or more in ethanol, Virahol, ethylene glycol monomethyl ether, diethylene glycol dimethyl ether, diethylene glycol dimethyl ether, diethylene glycol ethylmethyl ether or modification isoparaffin.
5. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described macromolecule resin dissolution accelerator is the environmental protection esters solvent that can promote that macromolecule resin dissolves.
6. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described wetting agent is one or more in organosilicone surfactants or esters of acrylic acid tensio-active agent.
7. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: described dispersion agent is the hyper-dispersant with anchoring group.
8. the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that: the low smell solvent of described environmental protection is one or more in ethylene glycol, Diethylene Glycol, propylene glycol, dipropylene glycol, diethylene glycol dimethyl ether, diethylene glycol ethylmethyl ether, diethylene glycol diethyl ether, 2-Butoxyethyl acetate or composite modified alcohol ethers environmentally friendly solvent.
9. the preparation method of the low smell solvent-based of wide cut environmental protection as claimed in claim 1 ink for ink-jet print, is characterized in that, described preparation method comprises the following steps:
(1) preparation of mill base: get in proportion pigment dyestuff and dispersion agent, add 0.1～1% wetting agent, the low smell solvent of 2～50% environmental protection, above-mentioned per-cent is weight percentage, mix, high speed dispersion, stirring 3～4 hours, grind 5～15 hours, makes described mill base;
(2) preparation of macromolecule copolymer resin liquid: get in proportion macromolecule copolymer resin and macromolecule resin dissolution accelerator, add again the low smell solvent of 5～20% environmental protection, above-mentioned per-cent is weight percentage, and mixes, stirs, and obtains described macromolecule copolymer resin liquid;
(3) preparation of ink: get mill base in step (1), the middle macromolecule copolymer resin liquid of step (2), 1～15% lower boiling environmentally friendly solvent, the wetting agent of residual content and the low smell solvent of the environmental protection of residual content, above-mentioned per-cent is weight percentage, high speed dispersion is even, with 1 μ m strainer coarse filtration, filter by 0.8 μ m strainer essence again, obtain described ink.
10. the preparation method of the low smell solvent-based of wide cut environmental protection as claimed in claim 9 ink for ink-jet print, is characterized in that: the particle diameter D of described mill base after grinding in described step (1)
50be less than 250nm, D
90be less than 500nm.
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| CN201410360755.2A CN104140716A (en) | 2014-07-25 | 2014-07-25 | Large-format environment-friendly low-odor solvent-based inkjet ink and preparation method thereof |
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| CN201410360755.2A CN104140716A (en) | 2014-07-25 | 2014-07-25 | Large-format environment-friendly low-odor solvent-based inkjet ink and preparation method thereof |
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| EP3315568A4 (en) * | 2015-06-24 | 2019-07-10 | Eigenmann & Veronelli Iberica S.L. | Formulation of a nanoscale colour preparation and production method thereof |
| CN115418131A (en) * | 2022-06-27 | 2022-12-02 | 昆山大世界油墨涂料有限公司 | Environment-friendly screen printing ink for air blowing toy and preparation method |
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| JP2009001691A (en) * | 2007-06-22 | 2009-01-08 | The Inctec Inc | Oily ink composition for inkjet-recording |
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Address after: 261011 No. 9281 Pine Road, Weicheng, Shandong, Weifang Applicant after: SHANDONG LIMEI JETINK TECHNOLOGY CO., LTD. Applicant after: SHANDONG DETURE FINE CHEMICAL TECHNOLOGY CO., LTD. Address before: Weifang City, Shandong province 261011 victory Street Weicheng District No. 4600 Shandong Dechuang Inkjet Technology Co. Ltd. Applicant before: Shandong Deture Jetink Technology Co., Ltd. Applicant before: SHANDONG DETURE FINE CHEMICAL TECHNOLOGY CO., LTD. |
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