CN108841247A - Direct-injection dispersible ink and its application - Google Patents
Direct-injection dispersible ink and its application Download PDFInfo
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- CN108841247A CN108841247A CN201810560873.6A CN201810560873A CN108841247A CN 108841247 A CN108841247 A CN 108841247A CN 201810560873 A CN201810560873 A CN 201810560873A CN 108841247 A CN108841247 A CN 108841247A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/328—Inkjet printing inks characterised by colouring agents characterised by dyes
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inks, Pencil-Leads, Or Crayons (AREA)
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Abstract
The present invention relates to a kind of direct-injection dispersible inks, on the basis of its gross weight, each component including following content：Disperse dyes 4-6wt%, water-soluble adhesive agent 0.25-1.25wt%, dispersing agent 2.50-5.80wt%, moisturizer 15.01-27.51wt%, defoaming agent 0.10-0.50wt%, pH adjusting agent 0.02-5.00wt%, surplus is deionized water.The invention also discloses application of the above-mentioned direct-injection dispersible ink in ink-jet printed technique, include the following steps：By ink-jet printing, direct-injection dispersible ink is printed into fabric surface, stamp fabric is obtained after baking.The ink, which integrates, can be improved the performances such as color fastness and the feature of environmental protection, not only increases the washing fastness and fastness to rubbing of disperse dyes, has a wide range of application, and shorten ink-jet printed process, avoids the discharge of sewage in pretreatment process.
Description
Technical field
The present invention relates to ink-jet printing ink field more particularly to a kind of direct-injection dispersible ink and its applications.
Background technique
Ink-jet printed tool has many advantages, as equipment investment is few, simple process, occupied area are few, after easy to operate, print
Without washing, without sewage discharge, environmentally protective, pattern is fine, certified product rate is high, adapts to very much commercialization and needs.Ink-jet printed technique
Be designed pattern is accurately printed upon by fabric by ink-jet printer, then by high temperature bake by ink more
Good absorption or the process being attached on fabric.The key technology of the technique has two o'clock：One, the preparation of mill base；Two, ink
Preparation.There are ink the physical properties such as viscosity appropriate, pH, conductivity and surface tension and stability just can guarantee
Printing effect.
But existing direct-injection dispersible ink is to be improved to the adhesion of fabric, added value and the feature of environmental protection, and existing
Have and need to carry out fabric complicated pre-treating technology before using direct-injection dispersible ink in ink-jet printed technique, after ink-jet
It also needs to be washed.
Summary of the invention
In order to solve the above technical problems, the object of the present invention is to provide a kind of direct-injection dispersible ink and its application, the ink
Integrate and the performances such as color fastness and the feature of environmental protection can be improved, not only increases washing fastness and the rub resistance jail of disperse dyes
Degree, has a wide range of application, and shorten ink-jet printed process, avoids the discharge of sewage in pretreatment process.
On the one hand, the present invention provides a kind of direct-injection dispersible inks, on the basis of its gross weight, including each of following content
Component：Disperse dyes 4-6wt%, water-soluble adhesive agent 0.25-1.25wt%, dispersing agent 2.50-5.80wt%, moisturizer
15.01-27.51wt%, defoaming agent 0.10-0.50wt%, pH adjusting agent 0.02-5.00wt%, surplus are deionized water.
Further, disperse dyes are one of rosaniline dyes, dispersive red dye, disperse yellow dye and dispersed blue dye
Or it is several.
Further, the average grain diameter of disperse dyes is 100-150nm, preferably 148.4nm.
Further, water-soluble adhesive agent is water-soluble polymer, and water-soluble polymer is low viscosity polyvinyl alcohol (viscosity
For 4-7mpa) or water-soluble polyester, the molecular weight of polyvinyl alcohol is 16000-20000g/mol.
Further, water-soluble adhesive agent of the invention has (95-100 DEG C) water solubility of high temperature.
Further, dispersing agent be polyethylene glycol (PEG), sodium lignin sulfonate, sodium methylene bis-naphthalene sulfonate (NNO) and gather
One or more of ether block polymer.Preferably, the molecular weight of polyethylene glycol is 200g/mol.
Further, moisturizer is at least two in ethylene glycol and diethylene glycol (DEG) or diethylene glycol (DEG) and glycerol.
Further, defoaming agent is organic silicon defoamer, the fatty acid ester compounded object of higher alcohols and polyoxyethylene polyoxypropylene
One or more of pentaerythrite ether.
Further, pH adjusting agent is one or more of triethanolamine, sodium bicarbonate and sodium hydroxide.
Direct-injection dispersible ink of the invention, conductivity are 400-700 μ s/cm, pH value 8-8.5, viscosity 2.30-
3.66mPa.s (20 DEG C), surface tension are 32mN/m or so (25 DEG C), and moisturizing rate is 6-18%.
Direct-injection ink of the invention saves ink to fabric in inkjet printing due to being added to water-soluble adhesive agent
Pretreatment process is carried out, since the addition of water-soluble adhesive agent sticks together disperse dyes more preferably on the fabric, is helped to improve point
Dissipate the fastness such as the water-fastness of dyestuff, rub resistance.
Further, the preparation method of above-mentioned direct-injection dispersible ink includes the following steps：
(1) disperse dyes, moisturizer, dispersing agent and water are mixed, then mixed liquor is ground, so that in mixed liquor
The average grain diameter of disperse dyes is 100-150nm, obtains mill base；
(2) by mill base and water-soluble adhesive agent, other moisturizer, defoaming agent and pH adjusting agent in addition in step (1)
It mixes, obtains the direct-injection dispersible ink.
Further, it in step (1), is ground using ball mill, ball milling drum's speed of rotation is 800rpm/min, is ground
Time consuming is 2-4h.
Further, it in step (1), is ground using the zirconium oxide bead in ball mill, the partial size of zirconium oxide bead is
0.4-0.6 μm, after the average grain diameter of disperse dyes is 100-150nm, zirconium oxide bead is filtered out, mill base is obtained.
Preferably, in step (1), the average grain diameter of disperse dyes is 148.4nm, and PDI value is 0.198.
Further, in step (1), the mass fraction of disperse dyes is 14.0-20.0wt% in mill base, moisturizer
Mass fraction is 9.2-16.7wt%, and the mass fraction of dispersing agent is 9.2-16.7wt%, remaining is water.
In step (1), used moisturizer is small molecule alcohol, is used as solvent, plays wetting to disperse dyes
With the effect of dispersion, in finally formed direct-injection dispersible ink, the moisturizer in step (1) then plays the role of moisturizing.
Further, in step (2), the mass fraction of mill base is 25-35wt% in direct-injection dispersible ink, and water solubility is glutinous
The mass fraction of agent be 0.25-1.25wt%, the sum of the mass fraction of moisturizer used in step (1) and (2) is
15.01-27.51wt%, the mass fraction of defoaming agent are 0.1-0.5wt%, and the mass fraction of pH adjusting agent is 0.02-5wt%.
Preferably, in step (1), moisturizer is diethylene glycol (DEG), and in step (2), moisturizer is ethylene glycol.
It further, further include being filtered using 0.2 μm of aqueous filter membrane to the liquid after mixing in step (2)
The step of to obtain direct-injection dispersible ink.
On the other hand, the application the invention also discloses above-mentioned direct-injection dispersible ink in ink-jet printed technique, including
Following steps：By ink-jet printing, direct-injection dispersible ink is printed into fabric surface, stamp fiber is obtained after baking and is knitted
Object.
Further, fabric is natural fiber or synthetic fibers.Natural fiber is cotton, fiber crops etc..Synthetic fibers are poly-
Ester fiber, acrylic fiber etc..Preferably, fabric is polyester fiber.
Further, stoving temperature is 180-210 DEG C, baking time 3-5min.
According to the above aspect of the present invention, the present invention has at least the following advantages：
1, direct-injection of the invention disperses magenta red ink, can be improved by the addition of water-soluble adhesive agent and disperses to contaminate in ink
Expect the adhesive force and color fastness to fabric.
2, the application range of disperse dye ink has been widened in the addition of water-soluble adhesive agent, cannot only be applied to polyester
On the synthetic fibers such as fiber, acrylic fiber, it is also applied on the natural fibers such as cotton, fiber crops.
3, ink of the invention passes through the addition of water-soluble adhesive agent so that fabric preceding does not carry out fabric ink-jet printed
Pre-treatment is not required to also be not required to be washed after ink-jet to textile sizing.The use of the ink shortens ink-jet printed stream
Journey, it is simple, convenient, convenient for control, the added value of ink is increased at the same time.
4, ink of the invention is environmentally protective, and preparation avoids the discharge of sewage in pretreatment process, meets environmentally protective
Requirement.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, the following is a detailed description of the preferred embodiments of the present invention and the accompanying drawings.
Detailed description of the invention
Fig. 1 be in comparative example 1 ink direct-injection in the assay maps of polyester fibre surface；
Fig. 2 be in comparative example 2 ink direct-injection in the assay maps of polyester fibre surface；
Fig. 3 be in comparative example 1 of the present invention ink direct-injection in the assay maps of polyester fibre surface；
Fig. 4 is comparative example 1, comparative example 2 and 1 ink shearing rate of embodiment and shear stress relational graph；
Fig. 5 is the SEM microgram of polyester fiber original sample；
Fig. 6 be in comparative example 1 ink direct-injection in the SEM microgram of polyester fibre surface；
Fig. 7 be in comparative example 2 ink direct-injection in the SEM microgram of polyester fibre surface；
Fig. 8 be in the embodiment of the present invention 1 ink direct-injection in the SEM microgram of polyester fibre surface.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiments of the present invention will be described in further detail.Implement below
Example is not intended to limit the scope of the invention for illustrating the present invention.
Comparative example 1
A kind of direct-injection dispersion magenta red ink is present embodiments provided, wherein high-temperature water-soluble adhesive agent is not added, including point
Dyestuff, dispersing agent, moisturizer, defoaming agent, pH adjusting agent are dissipated, remaining is solvent.
Wherein disperse dyes are rosaniline dyes, and dispersing agent is polyether block polymer, and moisturizer is ethylene glycol and diethylene glycol (DEG),
Defoaming agent is organic silicon defoamer, and pH adjusting agent is triethanolamine, and solvent is deionized water.
The preparation method of above-mentioned dispersion magenta red ink, includes the following steps：
(1) preparation of mill base：
Mixed liquor is configured, on the basis of its gross weight, including disperse dyes 16.7wt%, diethylene glycol (DEG) 16.7wt%, is gathered
Ether block polymer 9.25wt%, remaining is water.Then it is ground using ball mill, zirconium oxide bead is added into mixed liquor
(100g, 0.4-0.6 μm) grinds 2-4h under the conditions of revolving speed 800rpm/min, zirconium oxide bead is filtered out, and obtains dispersion dye
Expect mill base；
(2) preparation of ink：
The mill base of step (1) preparation and ethylene glycol, organic silicon defoamer and triethanolamine are mixed, at 1000 revs/min
Revolving speed under stir 2h, obtain ink, in ink mill base content be 30wt%, ethylene glycol 22.5wt%, organic silicon defoamer
0.5wt% (0.5g), triethanolamine 0.05wt%, remaining is deionized water.It further converts, in the ink of above method configuration
Each component including following content：
Disperse dyes 5.01wt%, polyether block polymer 2.77wt%, diethylene glycol (DEG) 5.01wt%, ethylene glycol
22.5wt%, organic silicon defoamer 0.5wt%, triethanolamine 0.05wt%, remaining is deionized water.
(3) filtering of ink is prepared：
The ink prepared in step (2) is right under conditions of circulating vacuum water pump filters by 0.2 μm of aqueous filter membrane
Ink, which is filtered, disperses magenta red ink to get to direct-injection.
Resulting direct-injection dispersion magenta red ink is prepared to the above method below to test using following method：
1, mill base partial size is tested
The mill base of step (1) preparation is diluted 10000 times, uses Malvern current potential particle size analyzer (Malvern
Zetasizer Nano ZS90) partial size of mill base is tested,.Test result shows the Z- of mill base manufactured in the present embodiment
Average grain diameter is 148.4nm, PDI 0.198.
2, ink pH is tested
At room temperature, ink acid-base property is tested using thunder magnetic pH meter (PHS-3E).
3, ink conductivity is tested
At room temperature, ink conductivity is tested using OHAUS conductivity measurement (STARTER3100C).
4, ink surface tension is tested
At room temperature, it is tested using surface tension of the DCAT21 type surface tension instrument to ink.
5, ink viscosity is tested
At 20 DEG C, using Rheo lab QC rotary viscometer to the viscosity and shearing rate and shear stress relationship of ink
It is tested.
6, ink moisturizing rate is tested
Under the conditions of constant temperature and humidity, a certain amount of ink for preparing is taken to be put into beaker, initial mass is claimed (to be denoted as ma), in room temperature
Under the conditions of stand, natural evaporation to quality, which no longer changes, (is denoted as mb)；Then it is set in 70 DEG C of baking ovens and is evaporated to quality and no longer becomes
Change (is denoted as mc), moisturizing rate is calculated as follows：Moisturizing rate=mb-mc/ma× 100%.
7, ink application
By Epson R230, ink is printed.
8, K/S is tested
By color measurement and color match instrument, fabric K/S value is tested.
9, sample is soaped
According to GB/T7568.4,60 DEG C of soaping condition, 30min, liquid of soaping forms 5g/L soap flakes and 2g/L sodium carbonate, bath raio
It is 1/50.
10, sample friction
Cotton friction cloth meets the regulation of GB/T 7568.2, and cotton is being cut into (50mm ± 2mm) × (50mm ± 2mm) just
It is rectangular, it is constituted for the cylindrical body that friction head diameter is (16 ± 0.1) mm, application pressure is (9 ± 0.2) N, linear reciprocation traverse
For (104 ± 3) mm.
11, sample Microstructure characterization
Fibre microstructure is characterized by Flied emission awkward silence at a meeting Electronic Speculum (SEM).
The above test result is shown in Table 1.
Above-mentioned ink is directly printed into polyester fibre surface by Epson R230 printer, then in 185 DEG C of conditions
Lower baking 5min.Then it is tested by color measurement and color match instrument, K/S data are 11.95.Shown by fastness test result
Fastness to soaping, dry fastness, fastness to wet rubbing all reach 4 grades.
Comparative example 2
A kind of dispersion magenta red ink is present embodiments provided, wherein not adding high-temperature water-soluble adhesive agent, including dispersion dye
Material, dispersing agent, moisturizer, defoaming agent, pH adjusting agent, remaining is solvent.
Wherein disperse dyes are rosaniline dyes, and dispersing agent is polyether block polymer (TD-1109), and moisturizer is ethylene glycol
And diethylene glycol (DEG), defoaming agent are organic silicon defoamer, pH adjusting agent is triethanolamine, and solvent is deionized water.
The preparation method of above-mentioned dispersion magenta red ink, including step：
(1) preparation of mill base：
Mixed liquor is configured, on the basis of its gross weight, including disperse dyes 16.7wt%, diethylene glycol (DEG) 16.7wt%, is gathered
Ether block polymer 16.7wt%, remaining is water.Then it is ground using ball mill, zirconium oxide bead is added into mixed liquor
(100g, 0.4-0.6 μm) grinds 2-4h under the conditions of revolving speed 800rpm/min, zirconium oxide bead is filtered out, and obtains dispersion dye
Expect mill base；Mill base partial size is tested according to the method in comparative example 1, the results showed that its Z- average grain diameter is 150.1nm, and PDI is
0.2。
(2) preparation of ink：
The mill base of step (1) preparation and ethylene glycol, organic silicon defoamer and triethanolamine are mixed, at 1000 revs/min
Revolving speed under stir 2h, obtain ink, in ink mill base content be 30wt%, ethylene glycol 17.5wt%, organic silicon defoamer
0.5wt%, triethanolamine 0.05wt%, remaining is deionized water.Further conversion, the above method configuration ink in include with
The each component of lower content：
Disperse dyes 5.01wt%, polyether block polymer 5.01wt%, diethylene glycol (DEG) 5.01wt%, ethylene glycol
17.5wt%, organic silicon defoamer 0.5wt%, triethanolamine 0.05wt%, remaining is deionized water.
(3) filtering of ink is prepared：
The ink prepared in step (2) is right under conditions of vacuum circulated water pumping is filtered by 0.2 μm of aqueous filter membrane
Ink is filtered to arrive dispersion magenta red ink.
Other performance parameters are tested according to the method for comparative example 1, test result is shown in Table 1.
Above-mentioned ink is directly printed into polyester fibre surface by Epson R230 printer, then in 185 DEG C of conditions
Lower baking 5min.Then ink-jet fixation sample is tested by color measurement and color match instrument, K/S data are 10.5.It is surveyed by fastness
Test result shows that water-fast soaping fastness, dry fastness, fastness to wet rubbing all reach 4 grades.
Embodiment 1
A kind of direct-injection of the invention disperses magenta red ink, including disperse dyes, moisturizer, high-temperature water-soluble adhesive agent, point
Powder, defoaming agent, pH adjusting agent, remaining is solvent.
Wherein disperse dyes are rosaniline dyes, and high-temperature water-soluble adhesive agent is low viscosity polyvinyl alcohol (viscosity 4-
7mPa.s, molecular weight 16000-20000), solvent is deionized water, and moisturizer is ethylene glycol and diethylene glycol (DEG), and dispersing agent is poly-
Ether block polymer, defoaming agent are organic silicon defoamer, and pH adjusting agent is triethanolamine.
The preparation method of above-mentioned direct-injection dispersion magenta red ink, includes the following steps：
(1) preparation of mill base：
Mixed liquor is configured, on the basis of its gross weight, including disperse dyes 16.7wt%, diethylene glycol (DEG) 16.7wt%, is gathered
Ether block polymer 9.25wt%, remaining is water.Then it is ground using ball mill, zirconium oxide bead is added into mixed liquor
(100g, 0.4-0.6 μm) grinds 2-4h under the conditions of revolving speed 800rpm/min, zirconium oxide bead is filtered out as grinding agent,
Obtain disperse dyes mill base；Mill base partial size is tested according to the method in comparative example 1, the results showed that its Z- average grain diameter is
148.4nm, PDI 0.198.
(2) preparation of ink：
The mill base of step (1) preparation and low viscosity polyvinyl alcohol, ethylene glycol, organic silicon defoamer and triethanolamine is mixed
It is even, 2h is stirred under 1000 revs/min of revolving speed, obtains ink, mill base content is 30wt%, low viscosity polyvinyl alcohol in ink
Content is 0.5wt%, ethylene glycol 17.5wt%, organic silicon defoamer 0.5wt%, triethanolamine 0.05wt%, remaining for go from
Sub- water.It further converts, includes each component of following content in the ink of above method configuration：
Disperse dyes 5.01wt%, polyether block polymer 2.775wt%, low viscosity polyvinyl alcohol 0.5wt%, diethylene glycol (DEG)
5.01wt%, ethylene glycol 17.5wt%, organic silicon defoamer 0.5wt%, triethanolamine 0.05wt%, remaining is deionized water.
(3) filtering of ink is prepared：
The ink prepared in step (2) is right under conditions of vacuum circulated water pumping is filtered by 0.2 μm of aqueous filter membrane
Ink, which is filtered, disperses magenta red ink to get to direct-injection.
Other performance parameters are tested according to the method for comparative example 1, test result is shown in Table 1.
As shown in Table 1, the printing that the properties of the present embodiment dispersion rosaniline dyes ink meet ink-jet printing ink is wanted
It asks, the viscosity of the ink is changed significantly with moisturizing rate compared with comparative example 1, the not big variation of viscosity, moisturizing rate
The reason of decline is caused by ethylene glycol content reduces.Compared with comparative example 2, the ink surface tension of the present embodiment decreases,
Viscosity is not changed significantly with moisturizing rate.
Above-mentioned ink is directly printed into polyester fibre surface by Epson R230 printer, then in 185 DEG C of conditions
Lower baking 5min.Then ink-jet fixation sample is tested by color measurement and color match instrument, K/S data are 12.It is tested by fastness
The result shows that water-fast soaping fastness, dry fastness, fastness to wet rubbing all reach 5 grades.
The physical function parameter of the different direct-injection dispersible inks of table 1
Fig. 1-3 be respectively in comparative example 1-2 and embodiment 1 ink direct-injection in the assay maps of polyester fibre surface.
Fig. 4 is the shearing rate and shear stress relationship of ink prepared in comparative example 1, comparative example 2 and embodiment 1
Figure can be seen that under same shearing rate in figure, and the shear stress of ink prepared by embodiment 1 is lower, illustrates the ink
The cutting performance of water is more preferable, and fluency is more preferable, is conducive to printing when in use
Original sample to fabric to be processed and treated that fabric surface carries out SEM characterization, figure by above-mentioned three kinds of modes
5-8 be respectively polyester fiber as former state, in comparative example 1 ink direct-injection in polyester fibre surface, comparative example 2 ink direct-injection in polyester
SEM microgram of the ink direct-injection in polyester fibre surface in fiber surface, embodiment 1.Compare result above it can be found that by
After ink of the invention and method processing, fabric surface is more coarse, and disperse dyes, which are embedded in adhesive agent, is conducive to color jail
The raising of degree
Table 2 is stability of ink test result manufactured in the present embodiment, and as can be seen from the table, method of the invention is made
Standby ink is with good stability.
Centrifugal stability tests (SC)：30min is centrifuged under 3000rpm revolving speed.
Thermal stability (ST) test：Ink is placed for 24 hours under the conditions of 60 DEG C.
Ink freeze-thaw stability (SFT)：By ink -10 DEG C place for 24 hours after again at 60 DEG C under the conditions of place for 24 hours.
It is assessed according to stability of the equation Eqn (1) to above-mentioned three kinds of modes treated ink, d in formula1And d2Point
Be not before ink processing with treated partial size：
Eqn(1)
The stability of the different inks of table 2
| Embodiment | It is centrifuged and stablizes (%) | Thermal stability (%) | Freeze-thaw stability (%) |
| Embodiment 1 | 4.58 | 3.23 | 4.63 |
Embodiment 2
A kind of direct-injection of the invention disperses magenta red ink, including disperse dyes 4wt%, moisturizer 17.5wt%, high-temperature water
Dissolubility adhesive agent 1wt%, dispersing agent 4.5wt%, defoaming agent 0.3wt%, pH adjusting agent 0.025wt%, remaining is deionized water.
Wherein disperse dyes be rosaniline dyes, high-temperature water-soluble adhesive agent be low viscosity polyvinyl alcohol (viscosity 4-7mpa,
Molecular weight is 16000-20000, and moisturizer is diethylene glycol (DEG) and glycerol, and dispersing agent is PEG200 and sodium lignin sulfonate, defoaming agent
For organic silicon defoamer, pH adjusting agent is sodium bicarbonate.
Embodiment 3
A kind of direct-injection of the invention disperses magenta red ink, including disperse dyes 4.5wt%, moisturizer 12.5wt%, high temperature
Water-soluble adhesive agent 1.25wt%, dispersing agent 4.5wt%, defoaming agent 0.4wt%, pH adjusting agent 3wt%, remaining is deionization
Water.
Wherein disperse dyes are disperse yellow dye, and high-temperature water-soluble adhesive agent is low viscosity polyvinyl alcohol (viscosity 4-
7mpa, molecular weight 16000-20000, moisturizer are diethylene glycol (DEG) and glycerol, and dispersing agent is sodium methylene bis-naphthalene sulfonate, defoaming agent
For the fatty acid ester compounded object of higher alcohols, pH adjusting agent is sodium bicarbonate.
Embodiment 4
A kind of direct-injection of the invention disperses magenta red ink, including disperse dyes 5.5wt%, moisturizer 22.5wt%, high temperature
Water-soluble adhesive agent 0.5wt%, dispersing agent 5wt%, defoaming agent 0.5wt%, pH adjusting agent 5wt%, remaining is deionized water.
Wherein disperse dyes are dispersed blue dye, and high-temperature water-soluble adhesive agent is waterborne polyester (viscosity 4-7mPa.s),
Moisturizer is diethylene glycol (DEG) and glycerol, and dispersing agent is sodium methylene bis-naphthalene sulfonate, and defoaming agent is polyoxyethylene polyoxypropylene Ji Wusi
Alcohol ether, pH adjusting agent are sodium bicarbonate.
The above is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is noted that for this skill
For the those of ordinary skill in art field, without departing from the technical principles of the invention, can also make it is several improvement and
Modification, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of direct-injection dispersible ink, which is characterized in that on the basis of its gross weight, each component including following content：Dispersion dye
Expect 4-6wt%, water-soluble adhesive agent 0.25-1.25wt%, dispersing agent 2.50-5.80wt%, moisturizer 15.01-
27.51wt%, defoaming agent 0.10-0.50wt%, pH adjusting agent 0.02-5.00wt%, surplus are water.
2. direct-injection dispersible ink according to claim 1, it is characterised in that：The disperse dyes are rosaniline dyes, dispersion
One or more of red dye, disperse yellow dye and dispersed blue dye.
3. direct-injection dispersible ink according to claim 1, it is characterised in that：The water solubility adhesive agent is water-soluble polymeric
Object, the water-soluble polymer are low viscosity polyvinyl alcohol or water-soluble polyester.
4. direct-injection dispersible ink according to claim 1, it is characterised in that：The dispersing agent is polyethylene glycol, lignin
One or more of sodium sulfonate, sodium methylene bis-naphthalene sulfonate and polyether block polymer.
5. direct-injection dispersible ink according to claim 1, it is characterised in that：The moisturizer be ethylene glycol and diethylene glycol (DEG) or
Diethylene glycol (DEG) and glycerol.
6. direct-injection dispersible ink according to claim 1, it is characterised in that：The defoaming agent is organic silicon defoamer, height
One or more of carbon polyol fatty acid ester complexes and polyoxyethylene polyoxypropylene pentaerythrite ether.
7. direct-injection dispersible ink according to claim 1, it is characterised in that：The pH adjusting agent is triethanolamine, carbonic acid
One or more of hydrogen sodium and sodium hydroxide.
8. direct-injection dispersible ink described in any one of -7 according to claim 1, which is characterized in that preparation method includes following
Step：
(1) disperse dyes, moisturizer, dispersing agent and water are mixed, then mixed liquor is ground, so that the mixing
The average grain diameter of disperse dyes is 100-150nm in liquid, obtains mill base；
(2) by the mill base and the water-soluble adhesive agent, other moisturizer in addition in step (1), defoaming agent and pH tune
It saves agent to mix, obtains the direct-injection dispersible ink.
9. direct-injection dispersible ink according to claim 8, it is characterised in that：In step (1), dye is dispersed in the mill base
The mass fraction of material is 14-20wt%, and the mass fraction of moisturizer is 9.20-16.70wt%, and the mass fraction of dispersing agent is
9.20-16.70wt%, remaining is water；In step (2), the mass fraction of mill base described in direct-injection dispersible ink is 25-
35wt%.
10. application of the direct-injection dispersible ink of any of claims 1-7 in ink-jet printed technique, feature exist
In including the following steps：By ink-jet printing, the direct-injection dispersible ink is printed into fabric surface, after baking
To stamp fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560873.6A CN108841247A (en) | 2018-05-25 | 2018-05-25 | Direct-injection dispersible ink and its application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810560873.6A CN108841247A (en) | 2018-05-25 | 2018-05-25 | Direct-injection dispersible ink and its application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108841247A true CN108841247A (en) | 2018-11-20 |
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| CN110358364A (en) * | 2019-08-15 | 2019-10-22 | 深圳市墨库图文技术有限公司 | High Temperature Disperse direct-injection black ink and preparation method thereof |
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| CN115573177A (en) * | 2022-10-11 | 2023-01-06 | 福建赛孔雀新材料科技有限公司 | High-temperature direct-injection antibacterial ink, digital printing direct-injection process and printed product |
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| CN110080013A (en) * | 2019-03-19 | 2019-08-02 | 上海贝通色彩科技有限公司 | A kind of textile dispersion direct-injection ink and preparation method thereof |
| CN110358364A (en) * | 2019-08-15 | 2019-10-22 | 深圳市墨库图文技术有限公司 | High Temperature Disperse direct-injection black ink and preparation method thereof |
| CN110358364B (en) * | 2019-08-15 | 2022-03-15 | 深圳市墨库图文技术有限公司 | High-temperature dispersion direct-injection black ink and preparation method thereof |
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| CN115573177A (en) * | 2022-10-11 | 2023-01-06 | 福建赛孔雀新材料科技有限公司 | High-temperature direct-injection antibacterial ink, digital printing direct-injection process and printed product |
| CN115573177B (en) * | 2022-10-11 | 2024-03-12 | 福建赛孔雀新材料科技有限公司 | High-temperature direct-injection antibacterial ink, digital printing direct-injection process and printing product |
| CN116905252A (en) * | 2023-09-13 | 2023-10-20 | 江苏恒力化纤股份有限公司 | Water-free disperse dye ink with flame retardant property and preparation method and application thereof |
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