CN102558943A - Black water-based pigment ink - Google Patents
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Abstract
A black water-based pigment ink is characterized by containing 1% to 50% parts by weight of black color paste, 1% to 10% by weight of organic solvents, 0.5% to 3% by weight of surface active agents, 0.5% to 5% by weight of high molecular polymers, 0.1% to 1% by weight of Potential Of Hydrogen (pH) regulators and other compositions are deionized water, and the particle size of D50 of ink particles is smaller than 80 nanometers. The black water-based pigment ink has the advantages in that the ink can obtain a high reflecting density and a high glossiness, and is good in abrasion resistance and in reflection stability, and has good jet stability on the slow nozzle and on the rapid nozzle. Particularly, when the content of the carbon black pigment in the ink is low, the ink still has the advantages.
Description
(1) technical field:
The present invention relates to a kind of jetting ink, especially a kind of black water paint ink that is used for spray ink Printing.
(2) background technology:
Water dispersible pigment dispersion is a most important composition in the ink set component, and its preparation method mainly contains 3 kinds, and a kind of is that a kind of dispersion agent that is to use carries out physical grinding from the dispersion technology, and also having a kind of is microcapsulary.Any technology all has its meliority and deficiency, and dispersion technology also is so, specifically adopts which kind of dispersion technology also should comprehensively determine according to aspects such as Application Areas, cost factor, product performances.
From the dispersion technology is that chemical modification is carried out on the granules of pigments surface; Make it possess hydrophilic property; Usually the water dispersible pigment dispersion of method acquisition has lower viscosity and higher surface tension thus, the product of representative meaning such as the CAB-O-JET of Cabot Co.,Ltd series water dispersible pigment dispersion.
The method of using dispersion agent to carry out physical grinding is a kind of method that water dispersible pigment dispersion generally adopts that obtains; Owing to have multiple dispersion agent to select for use on the market; Therefore this method is simple, only needs to select the high equipment of mill efficiency and gets final product with the dispersion agent of pigment coupling.The dispersion agent model of depositing on the market is like the BYK series dispersion agent of Bi Ke chemistry, the solsperse series dispersion agent of Lubrizol Corp. and the AFCONA series dispersion agent of Ai Fu Kona etc.Patented claim about pigment dispersing agent also has much in addition, and is visible about the patent of dispersion agent: Chinese patent 02803656.5 pigment dispersing agent and pigment preparation, Chinese patent 01104937.5 pigment dispersing agent and the color compositions, Chinese patent 00816936.5 graft copolymer pigment dispersant, the Chinese patent 02120124.2 that contain this pigment dispersing agent have the pigment combinations, Chinese patent 200780044910.8 dispersion agents of modified block copolymer dispersants etc.
Microcapsulary is to adopt the dispersion agent of reactable that pigment is disperseed, and carries out polyreaction afterwards under certain condition, forms the skim polymkeric substance on the granules of pigments surface.A kind of preparation method of micro encapsulation thing is disclosed in Chinese patent 200580035645.8 capsule compounds and method of manufacture and the ink composite; Adopt this method to prepare the stability that water dispersible pigment dispersion can effectively improve dispersion liquid, the glossiness with the ink of this dispersion liquid preparation is also had certain benefit with the color developing that improves pigment.
In order to pursue higher-quality ink jet printing article and jet speed faster, shower nozzle technology and ink technology are all constantly weeded out the old and bring forth the new.If any closing manufacturer on the basis of original piezo technology; Develop convertible ink droplet minute-pressure electricity printhead technology; It is stronger to the controllability of ink droplet, and the I of quantity of ink that adopts this technology ejection is to 1.5 skin liters, and the ink droplet particulate form is more regular, it is more accurate to locate; Print resolution improves, and realizes the high precision printing easily.The ink set aspect makes jetting ink have good jetting stability through selecting appropriate component and adding correct ratio, makes the ink jet printing article have characteristics such as high glossiness, good antifriction scrape along image exquisiteness.Be found in the printing process of Chinese patent 200910179065.6 ink-jet recordings about the research that improves the ink-jet quality, it mentions that containing silicon in the ink set is that tensio-active agent and alkyne diol are that tensio-active agent can prevent that black liquid from spreading and sinking in to ooze, improves and sprays stable and to the good wettability and the perviousness of medium; Research about improving the ink-jet quality also is found in USP 5156675, and it mentions that adding glycol ether in the ink can improve the perviousness of ink to medium.It is that tensio-active agent, alkyne diol are tensio-active agent and glycol ether that above-mentioned two patents relate to silicon, although these components can both improve inkjet printing quality, addition can not be too high, otherwise can have influence on the dispersion stabilization of ink.
(3) summary of the invention:
The objective of the invention is to realize technical superiority of the present invention through the method for control sooty dispersing mode and particle diameter, amount of surfactant and interpolation high molecular polymer.A kind of black water paint ink according to the invention, it has good crocking resistance and high glossiness, high reflection density; Black water paint ink of the present invention in addition all has good jetting stability on shower nozzle and the quick shower nozzle at a slow speed; And in order to obtain good print quality; Can contain acetylenic diols tensio-active agent, silicone based tensio-active agent, glycol ether, 1 simultaneously in the ink; Components such as 2 alkyl diols and high molecular polymer, and the stably dispersing performance of ink keeps good.
Technical program of the present invention lies in: a kind of black water paint ink; It is characterized in that comprising mass fraction and be 1～50% black color paste, mass fraction is 1～10% organic solvent, and mass fraction is 0.5～3% tensio-active agent; Mass fraction is 0.5～5% high molecular polymer; Mass fraction is 0.1～1% pH regulator agent, and other component is a deionized water, and the particle diameter D50 of said particles of ink is less than 80 nanometers.
Above-mentioned said black color paste contains the carbon black through chemical modification, and the mass percent that carbon black accounts for black color paste is 5～40%, and the carbon blacksurface after the chemical modification contains carboxyl, sulfonic group or phosphate.
The Cabot-O-Jet 352K dispersion liquid that above-mentioned said black color paste is a Cabot Co.,Ltd.
Above-mentioned said organic solvent is selected at least a in glycol ether kind solvent or 1, the 2 alkyl diol kind solvent.
Above-mentioned said glycol ether kind solvent is to meet the compound with following general structure:
m＝1～2，n＝1～4
m＝1～4，n＝1～4
Above-mentioned said glycol ether kind solvent adopts terepthaloyl moietie n-butyl ether, Diethylene Glycol n-butyl ether, triethylene glycol n-butyl ether, TEG n-butyl ether, terepthaloyl moietie tertbutyl ether, Diethylene Glycol tertbutyl ether, glycol isopropyl ether, Diethylene Glycol isopropyl ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, glycol tertiary butyl ether, propylene glycol n-propyl ether, propylene glycol n-butyl ether, Ucar 35 isopropyl ether, dipropylene glycol n-butyl ether, dipropylene glycol n-propyl ether or dipropylene glycol isopropyl ether.
Above-mentioned said 1,2 alkyl diol kind solvent is to meet the compound with following general structure: OH-CH2-CH2 (OH)-CnH2n+1 n=1-5.
Above-mentioned said 1,2 alkyl diol solvent adopts 1,2-Ucar 35,1,2-butyleneglycol, 1,2-pentanediol, 1,2-pinakon or 1,2-heptanediol.
Above-mentioned said tensio-active agent contains at least a in acetylenic diols tensio-active agent or the silicone based tensio-active agent.
Contain following structure in the above-mentioned said acetylenic diols surfactant molecule:
Above-mentioned said acetylenic diols tensio-active agent adopts Surfynol420, Surfynol 440, Surfynol 465, Surfynol 485, Surfynol 2502 or the Surfynol 104E of air chemical company.
Contain at least a in following four kinds of structures in the above-mentioned said silicone based surfactant molecule:
Above-mentioned said silicone based tensio-active agent adopts BYK345, BYK346, BYK347 or the BYK348 of Bi Ke chemical company.
The second-order transition temperature Tg of above-mentioned said high molecular polymer is greater than 50 ℃, and weight-average molecular weight Mw is greater than 5000.
Above-mentioned said high molecular polymer is acrylic acid or the like, styrene-propene acids, polyurethanes, polyester, rosin or modified rosin class or silicone based and polyolefin-wax emulsion; Adopt BASF AG Joncryl HPD696 (Tg=88, Mw=16000), Joncryl 611 (Tg=50, Mw=8100), Joncryl 678 (Tg=85; Mw=8600), Joncryl HPD71 (Tg=128; Mw=17250), Joncryl HPD196 (Tg=85, Mw=9200), Joncryl67 (Tg=73, Mw=12500), Joncryl HPD690 (Tg=102; Mw=16500) Joncryl678 (Tg=85, Mw=8600).
Wherein a kind of of ammoniacal liquor, triethylamine, diethylolamine, trolamine, sodium hydroxide, Pottasium Hydroxide selected in above-mentioned said pH regulator agent at least.
The adding mass fraction is 1～40% the difficult solvent flashing of high boiling point in above-mentioned said a kind of black water paint ink; Adopt USP Kosher, terepthaloyl moietie, Diethylene Glycol, triglycol, n-propyl alcohol, 1, ammediol, 1,4-butyleneglycol, 1; 5-pentanediol, 1; 6-pinakon, TriMethylolPropane(TMP), Macrogol 200, PEG 400, Polyethylene Glycol-600,2-pyrrolidone, 1,2,6-hexanetriol, tetramethylolmethane, urea.
Contain mass fraction in above-mentioned said a kind of black water paint ink and be 0.01～0.5% sterilant, adopt 1, the 2-benzisothiazole-3-ketone.
Contain mass fraction in above-mentioned said a kind of black water paint ink and be 0.01～0.5% metal ion chelation agent and UV light absorber.
Meliority of the present invention: ink according to the invention; All can obtain higher reflection density and glossiness; Good rub resistance and good reflection stability; And, especially when charcoal blacks content in the ink is low, still has above-mentioned meliority all having good jetting stability on shower nozzle and the quick shower nozzle at a slow speed.
(4) embodiment:
A kind of black water paint ink that at first embodiment of the present invention is related to describes.
Embodiment 1:
With 4 parts of 2-pyrrolidone, 7 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 465,0.5 parts of BYK348 of 1 part of Surfynol, 1 part of Joncryl67,0.2 part of sodium hydroxide and 60.3 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 20 parts of Cabot-O-Jet352K dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Embodiment 2:
With 4 parts of 2-pyrrolidone, 10 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 465,0.3 parts of BYK348 of 1 part of Surfynol, 1 part of Joncryl67,0.2 part of sodium hydroxide and 72.5 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 5 parts of Cabot-O-Jet352K dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 1:
With 40 parts of 2-pyrrolidone, 70 parts of USP Kosher, 20 part 1, the 2-Ucar 35,40 parts of Diethylene Glycol butyl ether, 420,3 parts of BYK348 of 3 parts of Surfynol, 10 parts of Joncryl67,2 parts of sodium hydroxide and 612 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 200 parts of Cabot-O-Jet 300 dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 2:
With 40 parts of 2-pyrrolidone, 70 parts of USP Kosher, 20 part 1, the 2-Ucar 35,40 parts of Diethylene Glycol butyl ether, 420,3 parts of BYK348 of 3 parts of Surfynol, 10 parts of Joncryl67,2 parts of sodium hydroxide and 612 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 200 parts of Clariant Black O-PT dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 3:
With 16 parts of black pigment C.I. Pigment blacks 7; EDAPLAN-482 dispersion agent and 168 parts of deionized waters of 16 parts of bright icepro chemical industry groups mix with the high speed shear whisking appliance; Obtain shearing dispersion liquid; Again above-mentioned shearing dispersion liquid is ground with shredder and be dispersed to particle diameter D50, obtain water dispersible pigment dispersion less than 105 nanometers.
With 4 parts of 2-pyrrolidone, 7 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 0.3 part of BYK348,1 part of Joncryl67,0.2 part of sodium hydroxide and 43.5 parts of deionized waters mix, and obtain ink solution.
The ink solution of preparation is added drop-wise in 38 parts of above-mentioned water dispersible pigment dispersions, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 4:
With 4 parts of 2-pyrrolidone, 10 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 465,0.3 parts of BYK348 of 1 part of Surfynol, 1 part of Joncryl67,0.2 part of sodium hydroxide and 72.5 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 5 parts of Cabot-O-Jet 300 dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 5:
With 4 parts of 2-pyrrolidone, 10 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 465,0.3 parts of BYK348 of 1 part of Surfynol, 1 part of Joncryl67,0.2 part of sodium hydroxide and 72.5 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 5 parts of Clariant Black O-PT dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 6:
With 16 parts of black pigment C.I. Pigment blacks 7; EDAPLAN-482 dispersion agent and 168 parts of deionized waters of 16 parts of bright icepro chemical industry groups mix with the high speed shear whisking appliance; Obtain shearing dispersion liquid; Again above-mentioned shearing dispersion liquid is ground with shredder and be dispersed to particle diameter D50, obtain water dispersible pigment dispersion less than 105 nanometers.
With 4 parts of 2-pyrrolidone, 10 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 0.3 part of BYK348,1 part of Joncryl67,0.2 part of sodium hydroxide and 69 parts of deionized waters mix, and obtain ink solution.
The ink solution of preparation is added drop-wise in 9.5 parts of above-mentioned water dispersible pigment dispersions, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 7:
With 4 parts of 2-pyrrolidone, 7 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 0.3 part of BYK348,1 part of Joncryl67,0.2 part of sodium hydroxide and 61.5 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 20 parts of Cabot-O-Jet352K dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Comparative example 8:
With 4 parts of 2-pyrrolidone, 10 parts of USP Kosher, 2 part 1, the 2-Ucar 35,4 parts of Diethylene Glycol butyl ether, 420,0.2 parts of BYK348 of 0.2 part of Surfynol, 1 part of Joncryl67,0.2 part of sodium hydroxide and 73.4 parts of deionized waters mix, and obtain ink solution.The ink solution of preparation is added drop-wise in 5 parts of Cabot-O-Jet352K dispersion liquids, and after mixing, the use aperture is that 0.5 micron strainer filters, and obtains the black water paint ink.
Formula table
Explain: the pigment content of mill base Cabot-O-Jet 352K, Cabot-O-Jet 300 and Clariant Black O-PT is 15% in the above-mentioned formula table.
The test result explanation:
Embodiment 1 uses when having dispersed certainly carbon black in the table 1, ink particle diameter D
50Be about 60 nanometers, the black ink of preparation has higher reflection density and glossiness thus, and rub resistance and dispersion stabilization are good, and jetting stability is good on shower nozzle at a slow speed and quick shower nozzle.Certainly disperse carbon black though also used in the comparative example 1, ink particle diameter D
50Bigger, reflection density and glossiness are all not ideal enough, and rub resistance is also poor.Comparative example 2 uses dispersion agent to grind disperse black carbon with comparative example 3, and glossiness is also not ideal enough.Because kinds of surfactants and addition are improper, therefore the jetting stability on quick shower nozzle is poor in the comparative example 7.
The light black ink particle diameter D of embodiment 2 in the table 2
50Be about 60 nanometers, use to have from dispersed carbon black and the formula system that is fit to, the ink of preparation has the higher gloss degree, and rub resistance and dispersion stabilization are good, and jetting stability is good on shower nozzle at a slow speed and quick shower nozzle.What use in the comparative example 4 also is from dispersed carbon black, but ink particle diameter D
50Bigger, glossiness is not ideal enough, and rub resistance is also poor.Comparative example 5 uses dispersion agent to grind disperse black carbon with comparative example 6 and prepares the light black ink, and glossiness is also not ideal enough.Because kinds of surfactants and addition are improper, therefore the jetting stability on quick shower nozzle is poor in the comparative example 8 light black inks.
Use the method for the invention to prepare black ink and light black ink in sum; All can obtain higher reflection density and glossiness; Good rub resistance and good reflection stability, and all have good jetting stability on shower nozzle and the quick shower nozzle at a slow speed.
The testing method explanation:
Particle diameter D
50: use HORIBA LB550 test.
Reflection density OD: use Ai Seli X-Rite 418 Transmission densitomefers to measure.
Glossiness: use BYK Gardner Grossmeters to measure.
Rub resistance is estimated: with ink printed to be measured color lump on the spot; Smear color lump with the light finger dab after printing completion; If there have a little color to ooze out color lump record rub resistance to be medium; If there have more color to ooze out color lump record rub resistance to be poor, if there do not have color to ooze out color lump record rub resistance to be good.
Jetting stability is estimated: use Epson Stylus Pro7880C and EpsonStylus Pro 7910 stamping machines that ink to be measured is carried out continous inkjet output respectively; After 5 square metres of continuous outputs; The inspection condition of nozzles; The intact not broken string of nozzle is recorded as good, and there have 1 to 5 nozzle broken string to be recorded as to be poor, has more than 5 nozzle broken strings to be recorded as extreme difference.
Dispersion stabilization is estimated: at first use dynamic laser scattering particle size analyzer to measure the particle diameter of ink, be labeled as D
50/ initial; Then ink sealing to be measured is placed in the incubator of 60 ℃ of constant temperature, two weeks back taking-up ink to be measured still uses dynamic laser scattering particle size analyzer to measure the particle diameter of ink once more, is labeled as D
50After/2 weeks; If changing, the granularity difference of twice measurement is recorded as well less than 10 nanometers, medium if the variation of the granularity difference of twice measurement is recorded as less than 30 nanometers greater than 10 nanometers, and poor if the variation of the granularity difference of twice measurement is recorded as greater than 30 nanometers.
During the jetting stability of tested inks on shower nozzle at a slow speed; Use Epson Stylus7880C stamping machine; Its print speed: A1 breadth: about 2.2 minutes (common paper: the sketch pattern), about 4.2 minutes (common paper: velocity mode), about 5.0 minutes (common paper: quality mode); About 7.2 minutes (coated papers: velocity mode); About 9.9 minutes (coated paper: quality mode), about 14.3 minutes (1440dpi * 720dpi/ picture mode), about 26.9 minutes (the remarkable picture mode of 2880dpi * 1440dpi/).
During the jetting stability of tested inks on quick shower nozzle; Use Epson Stylus 7910 stamping machines; Its print speed: A1 breadth: about 0.8 minute (common paper: the sketch pattern), about 1.5 minutes (common paper: general modfel), about 2.7 minutes (cartridge papers: general modfel); About 4.5 minutes (photo papers: the high-quality pattern), about 6.8 minutes (photo papers: the extra best best pattern).
Table 1 black ink test result
Table 2 light black ink test result
Explain: the account form of tensio-active agent percentage composition is Surynol465 in the prescription in table 1 and the table 2, and the total addition level of Surfynol 420 and BYK348 accounts for the mass percent of ink total amount; The sooty percentage composition is calculated according to pigment content in the mill base.
Claims (10)
1. black water paint ink; It is characterized in that comprising mass fraction and be 1～50% black color paste, mass fraction is 1～10% organic solvent, and mass fraction is 0.5～3% tensio-active agent; Mass fraction is 0.5～5% high molecular polymer; Mass fraction is 0.1～1% pH regulator agent, and other component is a deionized water, and the particle diameter D50 of said particles of ink is less than 80 nanometers.
2. according to the said a kind of black water paint ink of claim 1; It is characterized in that said black color paste contains the carbon black through chemical modification; The mass percent that carbon black accounts for black color paste is 5～40%, and the carbon blacksurface after the chemical modification contains carboxyl, sulfonic group or phosphate.
3. according to claim 1 or 2 said a kind of black water paint inks, it is characterized in that said black color paste is the Cabot-O-Jet 352K dispersion liquid of Cabot Co.,Ltd.
4. according to the said a kind of black water paint ink of claim 1, it is characterized in that said organic solvent selects at least a in glycol ether kind solvent or 1, the 2 alkyl diol kind solvent.
5. according to the said a kind of black water paint ink of claim 4, it is characterized in that said glycol ether kind solvent is to meet the compound with following general structure:
m＝1～2，n＝1～4
m＝1～4，n＝1～4
Said glycol ether kind solvent adopts terepthaloyl moietie n-butyl ether, Diethylene Glycol n-butyl ether, triethylene glycol n-butyl ether, TEG n-butyl ether, terepthaloyl moietie tertbutyl ether, Diethylene Glycol tertbutyl ether, glycol isopropyl ether, Diethylene Glycol isopropyl ether, propylene glycol monomethyl ether, propylene-glycol ethyl ether, glycol tertiary butyl ether, propylene glycol n-propyl ether, propylene glycol n-butyl ether, Ucar 35 isopropyl ether, dipropylene glycol n-butyl ether, dipropylene glycol n-propyl ether or dipropylene glycol isopropyl ether;
Said 1,2 alkyl diol kind solvent is to meet the compound with following general structure: OH-CH2-CH2 (OH)-CnH2n+1, n=1-5;
Said 1,2 alkyl diol solvent adopts 1,2-Ucar 35,1,2-butyleneglycol, 1,2-pentanediol, 1,2-pinakon or 1,2-heptanediol.
6. according to the said a kind of black water paint ink of claim 1, it is characterized in that said tensio-active agent contains at least a in acetylenic diols tensio-active agent or the silicone based tensio-active agent.
7. according to the said a kind of black water paint ink of claim 6, it is characterized in that containing in the said acetylenic diols surfactant molecule following structure:
Said acetylenic diols tensio-active agent adopts Surfynol 420, Surfynol 440, Surfynol 465, Surfynol 485, Surfynol 2502 or the Surfynol 104E of air chemical company;
Contain at least a in following four kinds of structures in the said silicone based surfactant molecule:
Said silicone based tensio-active agent adopts BYK345, BYK346, BYK347 or the BYK348 of Bi Ke chemical company.
8. according to the said a kind of black water paint ink of claim 1, the second-order transition temperature Tg that it is characterized in that said high molecular polymer is greater than 50 ℃, and weight-average molecular weight Mw is greater than 5000; Said high molecular polymer is acrylic acid or the like, styrene-propene acids, polyurethanes, polyester, rosin or modified rosin class or silicone based and polyolefin-wax emulsion, adopts Joncryl HPD696, Joncryl 611, Joncryl 678, JoncrylHPD 71, Joncryl HPD196, Joncryl 67, Joncryl HPD690, the Joncryl 678 of BASF AG.
9. according to the said a kind of black water paint ink of claim 1, it is characterized in that said pH regulator agent selects wherein a kind of of ammoniacal liquor, triethylamine, diethylolamine, trolamine, sodium hydroxide, Pottasium Hydroxide at least.
10. according to the said a kind of black water paint ink of claim 1; It is characterized in that containing in the ink mass fraction and be 1～40% the difficult solvent flashing of high boiling point; Mass fraction is 0.01～0.5% sterilant, and mass fraction is 0.01～0.5% metal ion chelation agent and UV light absorber;
The difficult solvent flashing of said high boiling point adopts USP Kosher, terepthaloyl moietie, Diethylene Glycol, triglycol, n-propyl alcohol, 1; Ammediol, 1; 4-butyleneglycol, 1,5-pentanediol, 1,6-pinakon, TriMethylolPropane(TMP), Macrogol 200, PEG 400, Polyethylene Glycol-600,2-pyrrolidone, 1; 2,6-hexanetriol, tetramethylolmethane, urea;
Said sterilant adopts 1, the 2-benzisothiazole-3-ketone.
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| CN106318030A (en) * | 2016-08-16 | 2017-01-11 | 湖南新力华纳米科技有限公司 | Environmentally-friendly pigment black ink color paste used for automatic digital laser printing and preparation method thereof |
| WO2018140040A1 (en) * | 2017-01-27 | 2018-08-02 | Hewlett-Packard Development Company, L.P. | Inkjet ink compositions |
| CN110373063A (en) * | 2019-08-06 | 2019-10-25 | 浙江怡信新材料科技有限公司 | A kind of water-based spinning ink and preparation method thereof |
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Application publication date: 20120711 |