CN105504995B - A kind of preparation method of the foam ink of inkjet printing - Google Patents
A kind of preparation method of the foam ink of inkjet printing Download PDFInfo
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- CN105504995B CN105504995B CN201610068369.5A CN201610068369A CN105504995B CN 105504995 B CN105504995 B CN 105504995B CN 201610068369 A CN201610068369 A CN 201610068369A CN 105504995 B CN105504995 B CN 105504995B
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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
- C09D11/36—Inkjet printing inks based on non-aqueous solvents
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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
- C09D11/38—Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
Abstract
The invention discloses a kind of foam ink of inkjet printing and preparation method thereof, is to include binder, foaming agent, light to draw agent, foam stabiliser, solvent, the agent of yellowing-resistant ink stability, PH buffer solutions, dispersant, emulsifying agent, surfactant, chelating agent, preservative and colouring agent.Using technical scheme, the performance of the foam ink of preparation complies fully with the requirement of ink jet printing, simultaneously without being foamed in hot conditions, can be in the presence of UV LED lights, trigger photo-acid agent or sulfosalt in the present invention to produce Bronsted acid by key homolysis and heterolytic fission, then the CO that the generation that chemically reacts discharges is produced with sodium carbonate2Foam, 3D micropores are produced in ink.
Description
Technical field
The invention belongs to ink material technical field, foam ink and its preparation more particularly, to a kind of inkjet printing
Method.
Background technology
Foaming printing technology has a wide range of applications, and foam ink is applied to book cover and binding and layout material not only color
Pool is bright-coloured, and picture and text protrude；Printed for books printed in braille, blind person can according to the raised idea size of printing, point away from, character-spacing,
Line-spacing, touched and read with finger；Map printing and the printing of imitative carved gilded decoration etc. are also can apply to simultaneously.
The foam ink of prior art has two kinds：One kind is microballoon foam ink, and another kind is bottom of trench foam ink.Microballoon
Foam ink is the characteristic property using microballoon, and is imprinted on by method for printing screen on the stocks such as paper, textile, is passed through
The microballoon that low temperature drying, drying tunnel are heated to after 120~140 DEG C, several seconds in ink will expand to form countless Minute pores, from
And picture and text are made to show stereoeffect.Mainly based on Corvic, foaming agent is dissolved in for bottom of trench foam ink
In the polymer of liquid, after ink is heated, foaming agent gasification makes ink layer form countless small stomatas, and picture and text foaming is raised.
The method that above two foam ink uses silk-screen printing, the bottleneck of silk-screen printing is that its ink film thickness influences whether picture and text
The reducing degree and colour cast size of the depth and color cabinet and silk-screen printing can not can realize totally digitilized print as ink jet printing
Brush, it is impossible to the printing image of precise Printing customer requirement.Simultaneously using existing silk-screen printing foam ink printing books and
Handicraft etc., after a period of time can xanthochromia, and foam therein can diminish or disappear.
Ink jet printing uses the ink of low-viscosity to be sprayed from the nozzle of printhead, will be fine with certain speed
Drop, which is ejected on stock, realizes image reproduction.But above two foam ink formula can not directly apply to inkjet printing,
Inkjet printing has special requirement to ink performance：
(1) ink-jet ink will have a low viscosity, and the viscosity of ink system can gradually increase as pigment content increases
Greatly, so on the premise of ink colors performance requirement is met, it is desirable to which the content of pigment should be as low as possible, its viscosity of ink-jet ink
Value is usually (10~20) mPa.s；
(2) ink surface tension is mobile performances and droplet morphology of (30~50) mN/m to have ensured；
(3) pH value of ink must be suitable with the pH value of colouring agent, and pH value is generally 7~9, and the pH value of ink is too low, oil
Ink can corrode print cartridge in acidity；Too high pH value can improve electrical conductivity, reduce the service life of print cartridge.
(4) particle size is less than 0.2 μm, and the μ s/cm of conductivity values ＜ 25 are crystallized with avoiding being formed in nozzle.
Market meets to spray there is an urgent need to study a kind of new foam ink of ink jet printing and preparation method thereof with abundant
The performance requirement of ink print ink, it is possible to achieve the printing ink foam of total digitalization printing and printed matter can keep permanent.Therefore for
Drawbacks described above present in currently available technology, it is necessary to be studied in fact, to provide a kind of scheme, solution is deposited in the prior art
The defects of.
The content of the invention
It is an object of the invention to be in view of the shortcomings of the prior art, there is provided one kind prepares simple and function admirable energy
Foam ink of enough direct inkjet printing printings and preparation method thereof.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of foam ink of inkjet printing, is blend, the blend include binder, foaming agent, light draw agent,
Foam stabiliser, solvent, yellowing-resistant ink stability agent, pH buffer solutions, dispersant, emulsifying agent, surfactant, chelating agent,
Preservative and colouring agent；Weight/mass percentage composition of the above-mentioned each component in the foam ink of inkjet printing is as follows：
Binder：15~55%；
Foaming agent：2~5%；
Light draws agent：10~20%；
Foam stabiliser：1~3%；
Solvent：20~25%；
Yellowing-resistant ink stability agent：1~4 ﹪；
PH buffer solutions：1~5 ﹪；
Dispersant：2~5%；
Emulsifying agent：1~4%；
Surfactant：1~3%；
Chelating agent：0.5~2%；
Preservative：0.1~0.5%；
Colouring agent：5~9%；
Wherein, the binder is in hexamethylene diisocyanate, polyvinyl acetate, bisphenol A type epoxy resin
It is one or more kinds of；
The foaming agent is sodium carbonate；
It is one or two kinds of in photo-acid agent, sulfosalt that the light, which draws agent,；
The foam stabiliser is DDAO.
To achieve the above object, present invention also offers a kind of foam ink for preparing inkjet printing as described above
Method, this method comprises the following steps：
Step (1), ink mixing
The following each component of weight/mass percentage composition is mixed and uses FS-S type twin shafts dispersator 45~60 minutes
Make each component is well mixed to form ink mixture：
Binder：15~55%；
Foaming agent：2~5%；
Light draws agent：10~20%；
Foam stabiliser：1~3%；
Solvent：20~25%；
Yellowing-resistant ink stability agent：1~4 ﹪；
PH buffer solutions：1~5 ﹪；
Dispersant：2~5%；
Emulsifying agent：1~4%；
Surfactant：1~3%；
Chelating agent：0.5~2%；
Preservative：0.1~0.5%；
Colouring agent：5~9%；
Wherein, the binder is in hexamethylene diisocyanate, polyvinyl acetate, bisphenol A type epoxy resin
It is one or more kinds of；
The foaming agent is sodium carbonate；
It is one or two kinds of in photo-acid agent, sulfosalt that the light, which draws agent,；
The foam stabiliser is DDAO；
Step (2), ink jet-printing
By above-mentioned ink mixture by printing of inkjet printer on high temperature resistant PET paper；The ink-jet printer is selected
The DimatixDMP2831 of FUJIFILM companies of the U.S.；
Step (3), ink foaming
Sending complete continuous ultraviolet light band by UV-LED curing light sources makes the ink pattern on PET paper be foamed,
In foaming process, agent is drawn by ultraviolet excitation light, photo-acid agent or/and sulfosalt is produced matter by key homolysis and heterolytic fission
Sub- acid, the Bronsted acid and sodium carbonate carry out the CO that chemical reaction discharges2Multiple 3D micropores are produced in ink；
Step (4), ink solidification
PET paper substrates temperature is maintained 45~55 DEG C in above-mentioned ink foaming process, then cool down and do at normal temperatures
It is formed by curing foam ink within dry 24 hours.
Preferably, it is characterised in that the solvent is 2-Pyrrolidone, diethylene glycol (DEG), hexamethylene, decanedioic acid, Methylethyl
One or more in ketone, methyl iso-butyl ketone (MIBK).
Preferably, it is characterised in that the pH buffer solutions are in lithium hydroxide, potassium hydroxide, sodium hydroxide, potassium carbonate
It is one or more.
Preferably, it is characterised in that the yellowing-resistant with ink stability agent be tetramethyl piperidine oxides, benzophenone,
W- bromoacetophenones, the one or more in diphenyl sulphur.
Preferably, the dispersant is that German Lu Borun hyper-dispersants S-13940 and/or solsperse5000 are ultra-dispersed
Agent；
The preservative is phenol and/or arsenous acid anhydride；
The emulsifying agent is polyethylene glycol cetyl ether and/or polyethylene glycol stearate；
The surfactant is acetylenic diols surfactant；
The chelating agent is D401 aminophosphonic acid chelate resins, D403 phosphoramidic acid types chelating resin, C900 amino phosphines
One or more in acid resin, C800 amino carboxylic acid resins；
The colouring agent is in organic pigment and/or inorganic pigment.
Preferably, in step (2), FUJIFILM companies of regulation U.S. model DimatixDMP2831 ink-jet printers
Parameter：Setting the Dimatix boxes of 16 nozzles makes a nozzle send a drop stream；Print speed printing speed is 0.5~1.1m/s；If
Order ink drop volumes are not more than 50 μm, and the temperature for selecting print cartridge is 25~30 DEG C.
Preferably, in step (3), using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems.
Preferably, in ink foaming process, while multiple UV-LED irradiation heads are connect and each UV-LED irradiation heads are sent
The UV-LED light of different wave length.
Preferably, the wavelength of the UV-LED irradiation heads is any of 365nm, 385nm or 395nm.
The beneficial effects of the invention are as follows：
1st, because the present invention uses different formulas, photogenerated acid in the present invention can be triggered in the presence of UV-LED light
Agent or sulfosalt produce Bronsted acid by key homolysis and heterolytic fission, then the CO that the generation that chemically reacts discharges is produced with sodium carbonate2
Foam, 3D micropores are produced in ink.
2nd, ink foaming and solidification are being carried out simultaneously in preparation method of the present invention, accelerate the solidification process of ink, are improved
The rate of drying of ink, while foamed gas are not volatile, can preferably retain foamed gas.
3rd, the present invention adds foam stabiliser and yellowing-resistant ink stability agent in formula, foam is kept long
Long.
4th, the performance of foam ink prepared by the present invention complies fully with the requirement of ink jet printing：Particle diameter is less than 0.15 μm, glues
It is 35~40mN/m (25 DEG C) to spend for 10~20mPa.s (25 DEG C), surface tension, and electrical conductivity is the μ s/cm of ＜ 15, and pH value is 7~9
Between.
Brief description of the drawings
The foam ink of Fig. 1 embodiment of the present invention 2 is compared with the solidification rate of common UV ink-jet inks.
Fig. 2 is the scanning electron microscope diagram of printed sample surface morphology observation in embodiment 2.
The scanning electron microscope diagram for the surface topography observation partly amplified in Fig. 3 Fig. 2.
After the sample of Fig. 4 embodiments 2 is deposited 1 day, the microscopic appearance figure of the AFM surfactant foam ink characterized is utilized.
After the sample of Fig. 5 embodiments 2 is deposited 180 days, the microscopic appearance figure of the AFM surfactant foam ink characterized is utilized.
Embodiment
The present invention is further analyzed with reference to specific embodiment.
A kind of foam ink of inkjet printing, is blend, the blend include binder, foaming agent, light draw agent,
Foam stabiliser, solvent, yellowing-resistant ink stability agent, pH buffer solutions, dispersant, emulsifying agent, surfactant, chelating agent,
Preservative and colouring agent；Weight/mass percentage composition of the above-mentioned each component in the foam ink of inkjet printing is as follows：
Binder：15~55%；
Foaming agent：2~5%；
Light draws agent：10~20%；
Foam stabiliser：1~3%；
Solvent：20~25%；
Yellowing-resistant ink stability agent：1~4 ﹪；
PH buffer solutions：1~5 ﹪；
Dispersant：2~5%；
Emulsifying agent：1~4%；
Surfactant：1~3%；
Chelating agent：0.5~2%；
Preservative：0.1~0.5%；
Colouring agent：5~9%；
Wherein, binder is one kind in hexamethylene diisocyanate, polyvinyl acetate, bisphenol A type epoxy resin
It is or a variety of；Binder is the important component of printing-ink, is the fluid section of ink.Solid constituent in ink relies on
The wetting action of binder can be finely ground in the fabrication process, and the transmission that printing process is completed by its viscosity is shifted, and is being printed
Make the ink film of the fastness of trace formation gloss on brush product by the drying and forming-film of link stuff and protect pigment.Above-mentioned binder six
Methylene diisocyanate；Polyvinyl acetate；Bisphenol A type epoxy resin it is transparent good, with the off-set oil of the resin formulations
Rheological characteristic, viscosity, drying property, the good film-forming property of ink.
Foaming agent and light draw the important formula that agent is foam ink of the present invention, and foaming is used as just because of using sodium carbonate
Agent, and agent is drawn as light using photo-acid agent and/or sulfosalt, make the foam theory of foam ink of the present invention and existing skill
Art is entirely different.For ink in the presence of UV-LED light, light draws agent photo-acid agent and sulfosalt is excited, and thus triggers photoproduction
Sour agent and sulfosalt produce Bronsted acid by key homolysis and heterolytic fission, then the CO that the generation that chemically reacts discharges is produced with sodium carbonate2
Foam, 3D micropores are produced in ink.Draw the trip base or ion and unsaturation in hydroxyl polymers and monomer in agent with the time
Key reacts, and forms monomeric groups, and then these monomeric groups carry out chain reaction, completes solidification process, makes caused bubble
It is not volatile, while improve the rate of drying of ink.
In order that the foam in ink of the present invention keeps permanent and adds foam stabiliser.DDAO
(lauryl dimethyl amine oxide) is at normal temperatures colourless or slightly yellow transparency liquid, is a kind of surface-active of specific type
Agent, it is at normal temperatures colourless or slightly yellow transparency liquid, it turns into cationic in acid medium, and is situated between in neutral or alkalescence
It is then nonionic in matter.In addition to in general surfactant properties, also with excellent solubilising, thickening, emulsification, rise
Bubble, foam stabilizing and mildew-proof function.
As pointed by background technology, the pH value of inkjet printing ink is too low, and ink can corrode print cartridge in acidity；If
PH value is too high, then can improve electrical conductivity, reduces the service life of print cartridge.To ensure the good stability of ink, the pH value of ink
Must be suitable with the pH value of colouring agent, it is generally 7~9.Therefore when preparing ink, need to add a small amount of buffer or
PH value regulator.Metal hydroxides is generally in alkalescence, the lithium hydroxide with strong basicity；Potassium hydroxide, sodium hydroxide, electricity are negative
Property it is smaller, its hydroxide easily discharges hydroxyl in ink, and potassium carbonate is and cheap also in alkalescence.Or directly
The pH standard buffer solutions (APURE) that purchase pH value is 10.00 are maintained between 7~9 to adjust ink pH concentration.
In a preferred embodiment, the agent of yellowing-resistant ink stability is four used by composition for ink of the invention
Methyl piperidine oxide, benzophenone, w- bromoacetophenones, the one or more in diphenyl sulphur, it can effectively suppress printed
Yellowing of the ink under action of ultraviolet radiation, effectively prevent reduction, crackle, bubble, the generation of delamination of gloss, hence it is evident that carry
The weatherability of high product.
In a preferred embodiment, chelating agent can buy D401 amino used by composition for ink of the invention
Phosphonic acids type chelating resin；D403 phosphoramidic acid type chelating resins；C900 Amino phosphonic acid resins；One in C800 amino carboxylic acid resins
Kind is a variety of；Because above chelating agent has sequestering to metal ions such as sodium, the metal ions such as sodium can be effectively prevented in oil
Chemical reaction occurs during ink print and forms sediment, the solidification of particle can be prevented and block the nozzle of print cartridge, and can be by
Step removes original fouling.
In a preferred embodiment, composition for ink of the invention further comprises dispersant, will purchase in the present invention
The German hyper-dispersant of Lu Borun hyper-dispersants S-13940, solsperse 5000 is bought, the dispersiveness for improving pigment and liquid are had
Stability in machine medium, while make ink that there is more preferable tinctorial property.
The effect of solvent in inventive formulation is wetting agent, so as to controlling the viscosity of ink.It is preferable to carry out in one kind
In mode, 2-Pyrrolidone is used as solvent and organic synthesis intermediate, and hexamethylene is solvent, chromatography standard substance and is used for
Organic synthesis, decanedioic acid are softening agent and solvent.Methyl ethyl ketone is organic synthesis raw material, can make solvent, and can reduce and refer to
The viscosity of ink, there is quick-drying.Diethylene glycol (DEG), methyl iso-butyl ketone (MIBK) are solvents.
The storage and use of preservative protection water-based ink product in inventive formulation, it is preferable that phenol, arsenious acid
Acid anhydride is used as the preservative in this ink.
Surfactant in inventive formulation, the compatibility for improving ink pigment and link stuff, it has two
The effect of aspect.First, the positioning absorption to pigment particles, prevents this suspension system of printing-ink because the aggregation of dispersed phase is sunk
Drop, and there is the situation of Precipitation；Second, improving the wettability of link stuff, its surface tension is reduced, it is less than solid
Critical surface tension, while also reduce the interface energy of system.
The effect of colouring agent in inventive formulation is to provide color, and organic pigment or inorganic face are directly added in this ink
One or more in material.Such as：Indian yellow, directly acid fuchsin, indigo plant, active black etc..
Present invention also offers a kind of preparation method of the foam ink of inkjet printing, comprise the following steps：
Step (1), ink mixing
Weight/mass percentage composition each component as described above is mixed and uses FS-S type twin shafts dispersator 45~60
Minute makes each component is well mixed to form ink mixture；
Step (2), ink jet-printing
By above-mentioned ink mixture by printing of inkjet printer on high temperature resistant PET paper；The ink-jet printer is selected
The DimatixDMP2831 of FUJIFILM companies of the U.S.；The typography of foam ink is difficult to reality using the ink-jet printer of routine
Existing, the Dimatix DMP2831 ink-jet printers for the U.S. FUJIFILM that market is released, can deposit 10 picoliters sizes in recent years
Minisize fluid ink droplet, with ink droplet sighting disk and heated platen, the Dimatix boxes of multiple nozzles are carried, a nozzle can be sent
One drop stream, the platform provided for foam ink using the total digitalization printing of inkjet printing.
Further, it is necessary to adjust the parameter of FUJIFILM companies of U.S. model DimatixDMP2831 ink-jet printers
To obtain optimal ink print effect, design parameter is：Setting the Dimatix boxes of 16 nozzles makes a nozzle send a liquid
Drip；Print speed printing speed is 0.5~1.1m/s；Single ink drop volumes are set no more than 50 μm, the temperature for selecting print cartridge is 25
~30 DEG C.
Step (3), ink foaming
Sending complete continuous ultraviolet light band by UV-LED curing light sources makes the ink pattern on PET paper be foamed,
In foaming process, agent is drawn by ultraviolet excitation light, photo-acid agent or/and sulfosalt is produced matter by key homolysis and heterolytic fission
Sub- acid, the Bronsted acid and sodium carbonate carry out the CO that chemical reaction discharges2Multiple 3D micropores are produced in ink；Foaming
Cheng Zhong, while ink solidification process is also carried out, wherein, light draws in trip base or ion and hydroxyl polymers and monomer in agent not
Saturated bond reacts, and forms monomeric groups, and then these monomeric groups carry out chain reaction, due to simultaneously complete in foaming process
Into solidification process, make caused by bubble it is not volatile, bubble can keep permanent.
For enhanced foaming and solidification effect, UV-LED is allowed to send a complete continuous ultraviolet light band, due to different wave length
LED light source solidification effect it is different, short wavelength is advantageous to the surface cure of ink, and long wavelength is advantageous to the deep cure of ink.
Therefore, in actual fabrication process, a kind of preferred embodiment is：First the surface of ink is consolidated with shortwave UV-LED light
Change, bubble caused by foaming process is not vapored away from ink；After the completion of foaming, then using long wave UV-LED light pair
Ink carries out deep cure, so as to which bubble can be maintained in ink for a long time.
Step (3) ink foaming process, Hai Sien Science and Technology Ltd.s of Shenzhen UV-LED light source solidifications can be used
System, the system can select a variety of wave bands, such as wavelength 365nm/385nm/395nm；Four-way main frame：4 can be connect simultaneously
LED illumination head；Using 3.5 cun of colored technical grade liquid crystal displays, coordinate resistive touch screen, each channel current uses the stepless control of constant current
System, current fluctuation are less than 1%.
Step (4), ink solidification
PET paper substrates temperature is set to maintain 45~55 DEG C in above-mentioned ink foaming process, temperature is too low, and ink is difficult to do
Dry shaping, temperature is too high, CO in invention2Gas is readily volatilized, it is difficult to forms foam.Cool down and dry 24 hours at normal temperatures again
It is formed by curing foam ink.
Embodiment 1
It is prepared by ink：First by binder 40.4g hexamethylene diisocyanates, foaming agent：Sodium carbonate 2g, drawing of light
Agent：Photo-acid agent 15g；Foam stabiliser：DDAO 2g；1g pH buffer solutions：Lithium hydroxide；2g is anti-yellowing
Ink stability agent is used in change:Tetramethyl piperidine oxides, 1g dispersants：German Lu Borun hyper-dispersants S-13940,1g emulsifying agent：
Polyethylene glycol cetyl ether；Surfactant 2g：Acetylenic diols surfactant, chelating agent 0.5g：D401 amino phosphine acid types
Chelating resin, solvent 25g：2-Pyrrolidone, preservative 0.1g：Phenol；Colouring agent 8g：Indian yellow 73,
With FS-S type twin shafts dispersator 45~60 minutes, that is, inkjet printing of the invention is prepared
Foam ink.
Inkjet printing：Using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems, wave band is selected
365nm；Four-way main frame：4 LED illumination heads can be connect simultaneously；Using 3.5 cun of colored technical grade liquid crystal displays, resistance-type is coordinated to touch
Screen is touched, each channel current uses the stepless control of constant current, and current fluctuation is less than 1%.
Selection selects 16 nozzles using the U.S. FUJIFILM of energy continuous inkjet DimatixDMP2831 ink-jet printers
Dimatix boxes, a nozzle sends a drop stream.Selection guiding ink is 16 kilo hertzs by the radio frequency of nozzle, and voltage is
16 volts, print speed printing speed 0.5m/s；Single ink drop volumes are set no more than 50 μm, the temperature for selecting print cartridge is 25 DEG C, real
Middle printed substrates are tested using the PET paper for being resistant to certain high temperature, PET paper substrates temperature maintains 45 DEG C during printing, and temperature is too low, oil
Ink is difficult to drying and moulding, and temperature is too high, CO in invention2Gas is readily volatilized, it is difficult to forms foam.Printed PET paper is existed
Cool down and dry under normal temperature 24 hours and can obtain laboratory sample 1.
Embodiment 2
It is prepared by ink：Binder 45g polyvinyl acetate, foaming agent 3g sodium carbonate and 12g light are drawn into agent sulphur first
Salt；3g foam stabiliser DDAOs；2g pH buffer solution potassium hydroxide, the ink stability agent of 2g yellowing-resistants
Benzophenone, 2g dispersants：German Lu Borun hyper-dispersants S-13940,3g emulsifying agent：Polyethylene glycol cetyl ether；Surface
Activating agent 2g：Acetylenic diols surfactant, chelating agent 0.5g：C900 Amino phosphonic acid resins；Solvent 20.3g：Methyl ethyl ketone；
Preservative 0.2g：Phenol；Colouring agent 5g：Directly indigo plant 199,
FS-S type twin shafts dispersator is used again 50 minutes.The hair of inkjet printing of the invention is prepared
Steep ink.
Inkjet printing：Using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems, wave band is selected
385nm；Four-way main frame：4 LED illumination heads can be connect simultaneously；Using 3.5 cun of colored technical grade liquid crystal displays, resistance-type is coordinated to touch
Screen is touched, each channel current uses the stepless control of constant current, and current fluctuation is less than 1%.Selection uses the U.S. of energy continuous inkjet
FUJIFILM DimatixDMP2831 ink-jet printers, select the Dimatix boxes of 16 nozzles, and a nozzle sends a drop
Stream.Selection guiding ink is 16 kilo hertzs by the radio frequency of nozzle, and voltage is 16 volts, print speed printing speed 0.8m/s；Set single oil
Black liquid drop volume is not more than 50 μm, and the temperature for selecting print cartridge is 25 DEG C, and printed substrates are using the PET for being resistant to certain high temperature in experiment
Paper, PET paper substrates temperature maintains 50 DEG C during printing.Temperature is too low, and ink is difficult to drying and moulding, and temperature is too high, CO in invention2
Gas is readily volatilized, it is difficult to forms foam, printed PET paper, which is cooled down and dried at normal temperatures 24 hour, can be tested
Sample 2.
Embodiment 3
It is prepared by ink：First by binder 21.5g polyvinyl acetate；23.5g bisphenol A type epoxy resins, foaming agent 4g
Sodium carbonate draws agent sulfosalt with 15g light；1g foam stabiliser DDAOs；1g pH value is 10.00
PH standard buffer solutions (APURE) potassium hydroxide, 1g yellowing-resistants ink stability agent diphenyl sulphur, 1g dispersants：solsperse
5000 hyper-dispersants；2g emulsifying agents：Polyethylene glycol cetyl ether；Surfactant 1g：Acetylenic diols surfactant, chelating
Agent：0.5g C900 Amino phosphonic acid resins；0.5g C800 amino carboxylic acid resins；Solvent 9g methyl ethyl ketone, 12.9g first
Base isobutyl ketone；Preservative 0.1g：Arsenous acid anhydride；Colouring agent 6g：Active black 81.
FS-S type twin shafts dispersator is used again 55 minutes.The hair of inkjet printing of the invention is prepared
Steep ink.
Inkjet printing：Using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems, wave band is selected
385nm；Four-way main frame：4 LED illumination heads can be connect simultaneously；Using 3.5 cun of colored technical grade liquid crystal displays, resistance-type is coordinated to touch
Screen is touched, each channel current uses the stepless control of constant current, and current fluctuation is less than 1%.Selection uses the U.S. of energy continuous inkjet
FUJIFILM DimatixDMP2831 ink-jet printers, select the Dimatix boxes of 16 nozzles, and a nozzle sends a drop
Stream.Selection guiding ink is 16 kilo hertzs by the radio frequency of nozzle, and voltage is 16 volts, print speed printing speed 1.1m/s；Set single oil
Black liquid drop volume is not more than 50 μm, and the temperature for selecting print cartridge is 30 DEG C, and printed substrates are using the PET for being resistant to certain high temperature in experiment
Paper, PET paper substrates temperature maintains 55 DEG C during printing.Temperature is too low, and ink is difficult to drying and moulding, and temperature is too high, CO in invention2
Gas is readily volatilized, it is difficult to forms foam, printed PET paper, which is cooled down and dried at normal temperatures 24 hour, can be tested
Sample 3.
Embodiment 4
It is prepared by ink：Binder 54g bisphenol A type epoxy resins, foaming agent 2g sodium carbonate and 10g light are drawn into agent light first
Raw sour agent；1g foam stabiliser DDAOs；1g pH value is 10.00 pH standard buffer solutions
(APURE), 1g yellowing-resistants ink stability agent benzophenone, 2g dispersants：The hyper-dispersants of solsperse 5000；1g is emulsified
Agent：Polyethylene glycol stearate；Surfactant 1g：Acetylenic diols surfactant, 1g chelating agents：D403 phosphoramidic acid type chelas
Resin；Solvent 20.9g：10g decanedioic acid, 10.9g diethylene glycol (DEG)；Preservative 0.1g：Arsenous acid anhydride；Colouring agent 5g：It is acid
Pinkish red 6B.
FS-S type twin shafts dispersator is used again 60 minutes.The hair of inkjet printing of the invention is prepared
Steep ink.
Inkjet printing：Using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems, wave band is selected
395nm；Four-way main frame：4 LED illumination heads can be connect simultaneously；Using 3.5 cun of colored technical grade liquid crystal displays, resistance-type is coordinated to touch
Screen is touched, each channel current uses the stepless control of constant current, and current fluctuation is less than 1%.Selection uses the U.S. of energy continuous inkjet
FUJIFILM DimatixDMP2831 ink-jet printers, select the Dimatix boxes of 16 nozzles, and a nozzle sends a drop
Stream.Selection guiding ink is 16 kilo hertzs by the radio frequency of nozzle, and voltage is 16 volts, print speed printing speed 1.1m/s；Set single oil
Black liquid drop volume is not more than 50 μm, and the temperature for selecting print cartridge is 30 DEG C, and printed substrates are using the PET for being resistant to certain high temperature in experiment
Paper, PET paper substrates temperature maintains 55 DEG C during printing.Temperature is too low, and ink is difficult to drying and moulding, and temperature is too high, CO in invention2
Gas is readily volatilized, it is difficult to forms foam, printed PET paper, which is cooled down and dried at normal temperatures 24 hour, can be tested
Sample 3.
Contrast test analysis is carried out to foam ink prepared by above-described embodiment and common foam ink again below：
1. the foam ink prepared in embodiment 2 and common foam ink are respectively coated on a pet film, its ink film thicknesses
It is 10 μm, using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems, selects power 1.18W/cm2,
Wave band distinguishes 365nm, 385nm, 395nm, and power is adjusted to 1.2W/cm2), it is infrared using interval after UV-LED light sources solidify 5s
Spectroscopic methodology, characterizes the solidification rate of UV-LED ink with double bond conversion ratio, it is more of the invention in foam ink compare common UV
Ink-jet ink has faster solidification rate, and the foam ink of its result display present invention has faster solidification rate.
2. ink performance is tested
The ink performance prepared to experiment 1,2,3,4 is tested.Sprayed as it can be seen from table 1 embodiment 1-4 is prepared
The performance of the foam ink of black printing complies fully with the requirement of ink jet printing, wherein temperature is 25 DEG C during test, ink glues
Spend tester NDJ-8S and carry out viscosimetric analysis.As shown in table 1：Particle diameter is less than 0.15 μm, and viscosity is 10~20mPa.s, and surface is opened
Power is 35~40mN/m, and electrical conductivity is the μ s/cm of ＜ 15, between pH value is 7~9；
The foam ink performance test results of 1 embodiment of table 1~4
3.. morphology analysis is carried out to example 2
Sample printed in example 2 is analyzed.The morphology observation of sample is to use Hitachi's S-4800 ESEMs,
Fig. 2 is the SEM photograph of printed sample in embodiment 2, and Fig. 3 is partly to amplify SEM photograph in Fig. 2.As can be seen from the figure：Oil
The intensive abscess being separated from each other in ink, and a kind of orderly three-dimensional structure is presented, its shape subglobular, foam size is 40
Between~110nm.Because PET printing samples are dried, in SEM figures edge it is observed that the agglomeration of some particles.
4. MFP-3DTM standard type AFMs are selected in experiment, Fig. 4 is after the sample of embodiment 2 is deposited 1 day, to utilize
The microscopic appearance photo for the surfactant foam ink that AFM is characterized；Fig. 5 is after the sample of embodiment 2 is deposited 180 days, to be characterized using AFM
The microscopic appearance photo of surfactant foam ink；It is for reference plane to be uneven, and the place higher than reference plane represents
Relative to reference plane be it is raised come, it is on the contrary then represent dented.Compare Fig. 4 and Fig. 5 can be seen that：The bubble of the sample of embodiment 2
Foam ink does not change substantially, and the sample surfaces that detect by an unaided eye are without jaundice and the sign to fade, it was demonstrated that uses the inventive method
The printing ink foam of printed printing product can keep permanent.
The explanation of above example is only intended to help the method and its core concept for understanding the present invention.It should be pointed out that pair
For those skilled in the art, under the premise without departing from the principles of the invention, the present invention can also be carried out
Some improvement and modification, these are improved and modification is also fallen into the protection domain of the claims in the present invention.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (9)
1. a kind of preparation method of the foam ink of inkjet printing, it is characterised in that this method comprises the following steps：
Step（1）, ink mixing
The following each component of weight/mass percentage composition is mixed and uses FS-S type twin shafts dispersator to make each group in 45 ~ 60 minutes
Divide to be well mixed and form ink mixture：
Binder：15~55%；
Foaming agent：2~5%；
Light draws agent：10~20%；
Foam stabiliser：1~3%；
Solvent：20~25%；
Yellowing-resistant ink stability agent：1~4 ﹪；
PH buffer solutions：1~5 ﹪；
Dispersant：2~5%；
Emulsifying agent：1~4%；
Surfactant：1~3%；
Chelating agent：0.5~2%；
Preservative：0.1~0.5%；
Colouring agent：5~9%；
Wherein, the binder is one kind in hexamethylene diisocyanate, polyvinyl acetate, bisphenol A type epoxy resin
It is or a variety of；
The foaming agent is sodium carbonate；
It is photo-acid agent that the light, which draws agent,；
The foam stabiliser is DDAO；
Step（2）, ink jet-printing
By above-mentioned ink mixture by printing of inkjet printer on high temperature resistant PET paper；The ink-jet printer selects the U.S.
The DimatixDMP2831 of FUJIFILM companies；
Step（3）, ink foaming
Sending complete continuous ultraviolet light band by UV-LED curing light sources makes the ink pattern on PET paper be foamed, and is foaming
During, agent is drawn by ultraviolet excitation light, photo-acid agent is produced Bronsted acid, the Bronsted acid by key homolysis and heterolytic fission
With sodium carbonate chemically react the CO discharged2Multiple 3D micropores are produced in ink；
Step（4）, ink solidification
PET paper substrates temperature is maintained 45 ~ 55 DEG C in above-mentioned ink foaming process, then cool down at normal temperatures and to dry 24 small
When be formed by curing foam ink.
2. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that the solvent is 2-
One or more in pyrrolidones, diethylene glycol (DEG), hexamethylene, decanedioic acid, methyl ethyl ketone, methyl iso-butyl ketone (MIBK).
3. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that the pH buffer solutions
For the one or more in lithium hydroxide, potassium hydroxide, sodium hydroxide, potassium carbonate.
4. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that the yellowing-resistant is used
Ink stability agent is tetramethyl piperidine oxides, benzophenone, w- bromoacetophenones, the one or more in diphenyl sulphur.
5. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that the dispersant is
The German hyper-dispersant of Lu Borun hyper-dispersants S-13940 and/or solsperse 5000；
The preservative is phenol and/or arsenous acid anhydride；
The emulsifying agent is polyethylene glycol cetyl ether and/or polyethylene glycol stearate；
The surfactant is acetylenic diols surfactant；
The chelating agent is D401 aminophosphonic acid chelate resins, D403 phosphoramidic acid types chelating resin, C900 aminophosphonic acid trees
One or more in fat, C800 amino carboxylic acid resins；
The colouring agent is organic pigment and/or inorganic pigment.
6. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that in step（2）In,
Adjust the parameter of FUJIFILM companies of U.S. model DimatixDMP2831 ink-jet printers：The Dimatix of 16 nozzles is set
Box makes a nozzle send a drop stream；Print speed printing speed is 0.5 ~ 1.1m/s;Set single ink drop volumes and be not more than 50 μ
M, the temperature for selecting print cartridge are 25 ~ 30 DEG C.
7. the preparation method of the foam ink of inkjet printing as claimed in claim 1, it is characterised in that in step（3）In,
Using Shenzhen's Hai Sien Science and Technology Ltd.s UV-LED light source solidification systems.
8. the preparation method of the foam ink of inkjet printing as claimed in claim 7, it is characterised in that foamed in ink
Cheng Zhong, while connect multiple UV-LED irradiation heads and each UV-LED irradiation heads send the UV-LED light of different wave length.
9. the preparation method of the foam ink of inkjet printing as claimed in claim 8, it is characterised in that the UV-LED shines
The wavelength for penetrating head is any of 365nm, 385nm or 395nm.
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| CN201810030714.5A CN108084797B (en) | 2016-01-29 | 2016-01-29 | Foaming printing ink for ink-jet printing |
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| CN109621835A (en) * | 2018-12-28 | 2019-04-16 | 江南大学 | A kind of preparation method of photoresponse surfactant aggregates |
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| CN104031466A (en) * | 2014-05-04 | 2014-09-10 | 杭州海维特化工科技有限公司 | Anion-foamed aqueous ink and preparation method thereof |
| CN104312260A (en) * | 2014-10-24 | 2015-01-28 | 东莞智源彩印有限公司 | Novel environment-friendly UV foamed ink and preparation method thereof |
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| US4482648A (en) * | 1982-03-22 | 1984-11-13 | Foamink Company, Inc. | Foamed ink composition and method of making the same |
| JP2009149718A (en) * | 2007-12-19 | 2009-07-09 | Konica Minolta Ij Technologies Inc | Inkjet ink and inkjet printer device |
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| CN104031466A (en) * | 2014-05-04 | 2014-09-10 | 杭州海维特化工科技有限公司 | Anion-foamed aqueous ink and preparation method thereof |
| CN104312260A (en) * | 2014-10-24 | 2015-01-28 | 东莞智源彩印有限公司 | Novel environment-friendly UV foamed ink and preparation method thereof |
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