CN107722722A - Ceramic ink jet printing color glaze mixed type ink and preparation method thereof - Google Patents
Ceramic ink jet printing color glaze mixed type ink and preparation method thereof Download PDFInfo
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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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- 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
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Abstract
The present invention provides ceramic ink jet printing color glaze mixed type ink and preparation method thereof, belongs to ceramic ink preparing technical field.The composition of the ceramic ink is：Colorant 20%~25%；Powdered frit 15%~20%；Photochemical catalyst 5%~8%；Magnesium carbonate 1%~5%；Solvent 41%~47%；Hyper-dispersant 1~3%；Bonding agent 0.5%~2%；Surfactant 2%~5%, defoamer 0.3~0.8%；Photochemical catalyst is by Bi2MoO6Nano-powder and SnO2Nano-powder forms；Solvent is made up of D100 solvent naphthas and ethylene glycol ether.The present invention uses composite photo-catalyst, ink is had photocatalysis performance, organic pernicious gas in the organic pollution and decomposition air of the ceramic surface that can degrade, has more preferable antifouling property；Glaze is added in the ink, can be formed protective layer in ceramic surface when ceramics are calcined, be ensured that photocatalytic is persistently effective, extend the service life of ceramics.
Description
【Technical field】
The present invention relates to ceramic ink preparing technical field, and in particular to ceramic ink jet printing with color glaze mixed type ink and
Its preparation method.
【Background technology】
Inkjet technology is a kind of contactless digital printing technologies succeeded in developing late 1970s.It will
Ink is ejected on various dielectric surfaces by the nozzle on printhead, realize non-contact, high speed, low noise monochrome or
Colored word or image printing.At the beginning of 21 century, Ferro Corporation develops the oil for being adapted to that inkjet printing is carried out on ceramics
Property ink, in China corresponding number of patent application be 00818261.2.Start inkjet technology with this to give birth in architectural pottery
The extensive use in production field.As a kind of brand-new ceramic decoration theory, ceramic decoration colour print technology can be fully sharp
With abundant computer data, digital technology is incorporated into traditional architectural pottery product, make ceramic decoration immediately following when ride instead of walk
Cut down, embody stylistic features, meet the personalized requirement of people, ceramic decoration technology is pushed to a new stage.
The core of inkjet technology includes equipment, product design and ink.The equipment of inkjet printing and product design
There are breakthrough progress, but the maturation not enough of the function ceramics ink growth as key technology in China, especially
The preparation of inkjet printing piezoelectric ceramics ink, at home and abroad all rarely have in open source literature and refer to.The current disclosed spray delivered
Ink printing ceramic ink is mainly used in the making of ornamental ceramics, and on functionality ceramic ink as having the pottery of photocatalytic
The open source literature of ceramic ink water is relatively very few.
Molybdic acid bi series compound, nano cupric oxide, nanometer cobalt oxide etc. are right under the irradiation of ultraviolet light or visible ray
The pollutant of a variety of difficult degradations has good catalytic effect, has caused the great interest of researchers, has been answered
Also there is certain possibility for functionality ceramic ink.But in practice, by common photocatalyst applications in this field
It there is also some problems：First, these nano particle patterns are substantially spherically-shaped or elliposoidal, even in abundant ultrasonic disperse it
Afterwards, serious agglomeration is still suffered between particle, is not easy to disperse in organic solvent, blocking head occurs in print procedure
Phenomenon.Secondly, after inkjet printing, during high-temperature roasting, part photocatalyst can occur with the composition in ceramics
React and influence photocatalysis effect.Again, ceramic ink jet technique belongs to a kind of surface decoration technique, the stamp that inkjet printing is formed
Layer is not how wear-resisting, even after high temperature sintering, being relatively easy to wear in the printed layer of ceramic tile surface so that photochemical catalyst is ground
Damage, loses photocatalytic in the course of time.Therefore, photochemical catalyst compound is applied to ink-jet printing ink, it is also necessary to overcome
Above-mentioned difficulties.
【The content of the invention】
The goal of the invention of the present invention is：For above-mentioned problem, there is provided ceramic ink jet printing color glaze mixed type
Ink and preparation method thereof, using composite photo-catalyst, make ink that there is photocatalysis performance, the organic dirt for the ceramic surface that can degrade
Dye thing and the organic pernicious gas decomposed in air play antimycotic antiseptic effect, have more preferable antifouling property；Add in the ink
Add glaze, can form protective layer in ceramic surface when ceramics are calcined, ensure that photocatalytic is persistently effective, extend the use of ceramics
Life-span.
To achieve these goals, the technical solution adopted by the present invention is as follows：
A kind of ceramic ink with photocatalytic, is made up of the raw material of following percentage by weight：Colorant 20%~25%；
Powdered frit 15%~20%；Photochemical catalyst 5%~8%；Magnesium carbonate 1%~5%；Solvent 41%~47%；Hyper-dispersant 1~3%；
Bonding agent 0.5%~2%；Surfactant 2%~5%, defoamer 0.3~0.8%；The photochemical catalyst is by following parts by weight
Raw material composition：Bi2MoO615~20 parts of nano-powder, SnO25~8 parts of nano-powder；The solvent by following parts by weight original
Material composition：50~75 parts of D100 solvent naphthas, 15~25 parts of ethylene glycol ether.
In the present invention, it is preferable that the powdered frit is mixed by the raw material of following parts by weight：40~50 parts of diatomite,
5~8 parts of feldspar in powder, 7~10 parts of magnesia, 10~15 parts of lime stone, 15~20 parts of kaolin, 12~16 parts of calcite in powder,
2~3 parts of zinc oxide, 2~3 parts of zirconium carbonate.
In the present invention, it is preferable that the Bi2MoO6Nano-powder be prepared by the following method obtained by：It is by mol ratio
2:1 Bi (NO3)3·5H2O and sodium molybdate Na2MoO4·2H2O is added in isobutanol, delays water while stirring to Bi (NO3)3·
5H2O and Na2MoO4·2H2O is completely dissolved, and adds polyvinylpyrrolidonesolution solution, is stirring evenly and then adding into the NaOH aqueous solution
The pH value for making reaction system is 7.8~8.5, and reaction system is transferred in hydrothermal reaction kettle, standing heating is carried out after sealing,
Take out, centrifuge after reacting 16~25h at 160~180 DEG C, washed sediment with deionized water after being neutrality to pH value,
It is Bi after drying2MoO6Nano-powder；
In the present invention, it is preferable that the Bi2MoO6Nano-powder and SnO2The granularity of nano-powder is 40~200nm.
In the present invention, it is preferable that the surfactant is fatty glyceride or Span80；Defoamer be BYK-065,
BYK-066N or BYK-088.
Burnt till in order that ink goes for high temperature, it is preferable that ceramic ink of the invention hits colorant used and is
One or more combinations in praseodymium yellow, reddish brown, orange, cobalt blue, spinelle system black pigment.
In the present invention, it is preferable that the hyper-dispersant is t-PTHSA or BYK-163；The bonding agent polyethylene or poly- third
Alkene.
In the present invention, it is preferable that the polyvinylpyrrolidone addition and Bi (NO3)3·5H2O and Na2MO4·2H2O
The ratio of total mole number is 0.2~1:1mmol.
The preparation method of above-mentioned ceramic ink, comprises the following steps in the present invention：
(1) all raw materials are weighed by weight percentage；Hyper-dispersant, surfactant, solvent, bonding agent are added together
In container, the uniform stirring in room temperature environment, solution D is obtained；
(2) colorant, photochemical catalyst, magnesium carbonate are well mixed, then carry out beating powder using high speed jet mill, obtain
Particle diameter is 10 μm~50 μm of superfine powder E；
(3) superfine powder E, defoamer are added into the solution D, is disperseed 10~30 minutes using dispersion machine, is mixed
Slurry；
(4) mixed slurry for obtaining step (3) carries out ball milling, the average-size of solid particle is less than 80 nanometers, warp
After filtering, gained filtrate is the ceramic ink.
In the present invention, it is preferable that the rate of dispersion used that disperses in step (3) is 6000~10000 revs/min, point
It is 15~25 minutes to dissipate the time.
In the present invention, it is preferable that the equipment that the ball milling described in step (4) uses is planetary sand mill, and rotating speed is
2500~4000 revs/min, Ball-milling Time is 30~120 minutes.
In the present invention, it is preferable that ball-milling medium is zirconia ball used in the ball milling described in step (4), and decentralized medium is
Acetone, mixed slurry in mechanical milling process：Ball-milling medium：The weight ratio of acetone is 1：(2~4)：(1~3).
The dispersant system that the present invention is applied includes hyper-dispersant t-PTHSA or BYK-163, surfactant fatty acid
Glyceride or Span80, solvent are the mixture of D100 solvent naphthas and propylene glycol monomethyl ether.The molecular weight of used hyper-dispersant
It is low with polarity, it is mainly used in the production of general industry coating and pigment concentrate slurry, there is broader compatibility to various base-materials.Table
Face activating agent Span80 is mainly used in the industries such as cosmetics, weaving, medicine, paint, oil, explosive wastewater, makees emulsifying agent, solubilising
Agent, stabilizer, lubricant, softening agent, antistatic additive, finishing agent, dispersant, cosolvent, antirust agent, spinning assistant etc..D100
Solvent naphtha, tetrahydrofuran are used as double solvents in the present invention.D100 solvent naphthas are with straight-run oil, are hydrocracked fraction oil
Or low-sulfur straight run boat coal is raw material, is made through deep hydrofinishing aftercut, is a kind of solvent naphtha that can slough aromatic hydrocarbons, its property
Can advantage be dissolving power it is strong, volatility is good, saturated hydrocarbon content be more than 99%, product good security, low-sulfur, it is low it is fragrant, nontoxic, be no different
Taste.Ethylene glycol ether is widely used as dispersant or diluent is used for coating；Ink；Printing and dyeing；Agricultural chemicals；Cellulose；Acrylate
Deng industry.Using the dispersant system of the present invention, each component is cooperated, and colorant and photochemical catalyst can be made to be divided well
Dissipate, so as to be successfully applied to make functionality ceramic ink.
In summary, by adopting the above-described technical solution, the beneficial effects of the invention are as follows：
1st, the present invention is by selecting suitable dispersion to colorant, Bi2MoO6Nano-powder and SnO2Nano-powder is carried out
Scattered, gained ceramic ink granularity, good dispersion, stability are good, and applied to the inkjet printing of ceramics, printing is smooth, does not block up
Fill in head.
2nd, ceramic ink of the invention is using Bi2MoO6And SnO2Composite catalyst, its Nature comparison in roasting are steady
It is fixed, after ceramics are made, preferable photocatalytic can be kept, after absorbing after visible ray, generates the extremely strong hydrogen-oxygen of oxidisability
Free radical and active oxygen, hydroxy can resolve into almost all of organic matter and part inorganic matter in carbon dioxide, water and other
Innocuous substance, and active oxygen can destroy the cell membrane of thin mould, suppress the activity of bacterium, and catch and kill except being swum in air
Bacterium, prevent bacterium from carrying out metabolism.Can degrade the organic pollution of ceramic surface after, can decompose organic in air
Pernicious gas plays antimycotic antiseptic effect, so as to keep keeping the gloss, clean and attractive in appearance of ceramic surface, and can meet to purify sky
The needs that gas uses.
3rd, the present invention adds glaze in the ink, during carrying out ceramic firing after printing, can not only be urged with light
Agent produces cooperative effect, increases photo-catalysis capability, and can form protective layer in ceramic surface, has printed layer preferable
Texture, it can also be ensured that photocatalytic is persistently effective, extends the service life of ceramics.
4th, the present invention adds glycerine as wetting agent in ceramic ink, not only contributes to wetting nozzle, improves ink
Printing smoothness performance, while glycerol molecule can be connected with hydrogen bond with ceramic powder, so as to further increase ceramic particle
Steric hindrance, improve the stability of ceramic ink.
【Embodiment】
In order to more clearly express the present invention, below by way of specific embodiment, the invention will be further described.
Embodiment 1
Ceramic ink in this example is prepared by following steps：
1st, Bi is prepared2MoO6Nano-powder
It is 2 by mol ratio:1 Bi (NO3)3·5H2O and sodium molybdate Na2MoO4·2H2O is added in isobutanol, side stirring
Delay water to Bi (NO in side3)3·5H2O and Na2MoO4·2H2O is completely dissolved, and adds polyvinylpyrrolidonesolution solution, polyethylene pyrrole
Pyrrolidone addition and Bi (NO3)3·5H2O and Na2MO4·2H2The ratio of O total mole numbers is 0.2:1mmol；After stirring
Adding the NaOH aqueous solution makes the pH value of reaction system be 7.8, and reaction system is transferred in hydrothermal reaction kettle, carried out after sealing quiet
Heating is put, is taken out after reacting 25h at 160 DEG C, is centrifuged, is washed sediment with deionized water after being neutrality to pH value,
It is Bi after drying2MoO6Nano-powder；Gained Bi2MoO6The granularity of nano-powder is 40-200nm.
2nd, photochemical catalyst, solvent and powdered frit are prepared
Photochemical catalyst is prepared by following parts by weight：Bi2MoO615 parts of nano-powder, SnO28 parts of nano-powder.
Solvent is prepared by following parts by weight：50 parts of D100 solvent naphthas, 25 parts of ethylene glycol ether.
Powdered frit is prepared by following parts by weight：40 parts of diatomite, 5 parts of feldspar in powder, 7 parts of magnesia, 10 parts of lime stone, kaolinite
15 parts of soil, 12 parts of calcite in powder, 2 parts of zinc oxide, 2 parts of zirconium carbonate.
3rd, ceramic ink is prepared
(1) raw material is weighed by following percentage by weight：Praseodymium yellow pigments 20%；Powdered frit 20%；Photochemical catalyst 8%；Magnesium carbonate
1%；Solvent 41%；Hyper-dispersant t-PTHSA 3%；Bonding agent polypropylene 1.2%；Surfactant fatty acid glyceride 5%,
Defoamer BYK-065 0.8%；
(2) hyper-dispersant, surfactant, solvent, bonding agent are added in container together, uniformly stirred in room temperature environment
Mix, obtain solution D；
(3) colorant, photochemical catalyst, magnesium carbonate are well mixed, then carry out beating powder using high speed jet mill, obtain
Particle diameter is 10 μm~50 μm of superfine powder E；
(4) superfine powder E, defoamer are added into the solution D, uses dispersion machine using rate of dispersion as 6000 revs/min,
It is scattered 30 minutes, obtain mixed slurry；
(5) mixed slurry for obtaining step (4) carries out ball milling using planetary sand mill, and ball-milling medium used in ball milling is
Zirconia ball, decentralized medium are acetone, mixed slurry in mechanical milling process：Ball-milling medium：The weight ratio of acetone is 1：2：1, rotating speed
For 2500 revs/min, Ball-milling Time is 120 minutes, the average-size of solid particle is less than 80 nanometers, after filtering, gained filter
Liquid is the ceramic ink.
Embodiment 2
Ceramic ink in this example is prepared by following steps：
1st, Bi is prepared2MoO6Nano-powder
It is 2 by mol ratio:1 Bi (NO3)3·5H2O and sodium molybdate Na2MoO4·2H2O is added in isobutanol, side stirring
Delay water to Bi (NO in side3)3·5H2O and Na2MoO4·2H2O is completely dissolved, and adds polyvinylpyrrolidonesolution solution, polyethylene pyrrole
Pyrrolidone addition and Bi (NO3)3·5H2O and Na2MO4·2H2The ratio of O total mole numbers is 0.8:1mmol；After stirring
Adding the NaOH aqueous solution makes the pH value of reaction system be 8.0, and reaction system is transferred in hydrothermal reaction kettle, carried out after sealing quiet
Heating is put, is taken out after reacting 20h at 170 DEG C, is centrifuged, is washed sediment with deionized water after being neutrality to pH value,
It is Bi after drying2MoO6Nano-powder；Gained Bi2MoO6The granularity of nano-powder is 40-200nm.
2nd, photochemical catalyst, solvent and powdered frit are prepared
Photochemical catalyst is prepared by following parts by weight：Bi2MoO618 parts of nano-powder, SnO26 parts of nano-powder.
Solvent is prepared by following parts by weight：60 parts of D100 solvent naphthas, 20 parts of ethylene glycol ether.
Powdered frit is prepared by following parts by weight：45 parts of diatomite, 6 parts of feldspar in powder, 8 parts of magnesia, 12 parts of lime stone, kaolinite
18 parts of soil, 15 parts of calcite in powder, 3 parts of zinc oxide, 2 parts of zirconium carbonate.
3rd, ceramic ink is prepared
(1) raw material is weighed by following percentage by weight：Reddish brown pigment 22%；Powdered frit 18%；Photochemical catalyst 6%；Magnesium carbonate
5%；Solvent 43%；Hyper-dispersant BYK-163 2%；Bonding agent polyethylene 2%；Surfactant fatty acid glyceride 2.7%,
Defoamer BYK-066N 0.3%；
(2) hyper-dispersant, surfactant, solvent, bonding agent are added in container together, uniformly stirred in room temperature environment
Mix, obtain solution D；
(3) colorant, photochemical catalyst, magnesium carbonate are well mixed, then carry out beating powder using high speed jet mill, obtain
Particle diameter is 10 μm~50 μm of superfine powder E；
(4) superfine powder E, defoamer are added into the solution D, uses dispersion machine using rate of dispersion as 8000 revs/min,
It is scattered 20 minutes, obtain mixed slurry；
(5) mixed slurry for obtaining step (4) carries out ball milling using planetary sand mill, and ball-milling medium used in ball milling is
Zirconia ball, decentralized medium are acetone, mixed slurry in mechanical milling process：Ball-milling medium：The weight ratio of acetone is 1：3：2, rotating speed
For 3000 revs/min, Ball-milling Time is 60 minutes, the average-size of solid particle is less than 80 nanometers, after filtering, gained filtrate
As described ceramic ink.
Embodiment 3
Ceramic ink in this example is prepared by following steps：
1st, Bi is prepared2MoO6Nano-powder
It is 2 by mol ratio:1 Bi (NO3)3·5H2O and sodium molybdate Na2MoO4·2H2O is added in isobutanol, side stirring
Delay water to Bi (NO in side3)3·5H2O and Na2MoO4·2H2O is completely dissolved, and adds polyvinylpyrrolidonesolution solution, polyethylene pyrrole
Pyrrolidone addition and Bi (NO3)3·5H2O and Na2MO4·2H2The ratio of O total mole numbers is 1:1mmol；Add after stirring
Entering the NaOH aqueous solution makes the pH value of reaction system be 8.5, and reaction system is transferred in hydrothermal reaction kettle, stood after sealing
Heating, take out, centrifuge after reacting 16h at 180 DEG C, washed sediment with deionized water after being neutrality to pH value, done
It is Bi after dry2MoO6Nano-powder；Gained Bi2MoO6The granularity of nano-powder is 40-200nm.
2nd, photochemical catalyst, solvent and powdered frit are prepared
Photochemical catalyst is prepared by following parts by weight：Bi2MoO620 parts of nano-powder, SnO25 parts of nano-powder.
Solvent is prepared by following parts by weight：75 parts of D100 solvent naphthas, 15 parts of ethylene glycol ether.
Powdered frit is prepared by following parts by weight：50 parts of diatomite, 8 parts of feldspar in powder, 10 parts of magnesia, 15 parts of lime stone are high
20 parts of ridge soil, 16 parts of calcite in powder, 3 parts of zinc oxide, 3 parts of zirconium carbonate.
3rd, ceramic ink is prepared
(1) raw material is weighed by following percentage by weight：Cobalt blue dye 25%；Powdered frit 15%；Photochemical catalyst 5%；Magnesium carbonate
3%；Solvent 47%；Hyper-dispersant BYK-163 1%；Bonding agent polypropylene 0.5%；Surfactant fatty acid glyceride 3%,
Defoamer BYK-088 0.5%；
(2) hyper-dispersant, surfactant, solvent, bonding agent are added in container together, uniformly stirred in room temperature environment
Mix, obtain solution D；
(3) colorant, photochemical catalyst, magnesium carbonate are well mixed, then carry out beating powder using high speed jet mill, obtain
Particle diameter is 10 μm~50 μm of superfine powder E；
(4) superfine powder E, defoamer are added into the solution D, uses dispersion machine using rate of dispersion as 10000 revs/min
Clock, disperse 10 minutes, obtain mixed slurry；
(5) mixed slurry for obtaining step (4) carries out ball milling using planetary sand mill, and ball-milling medium used in ball milling is
Zirconia ball, decentralized medium are acetone, mixed slurry in mechanical milling process：Ball-milling medium：The weight ratio of acetone is 1：4：3, rotating speed
For 4000 revs/min, Ball-milling Time is 30 minutes, the average-size of solid particle is less than 80 nanometers, after filtering, gained filtrate
As described ceramic ink.
Comparative example 1
Ceramic ink and the difference of embodiment 1 in this example are, raw materials used middle using equivalent nano-TiO2Generation
For the photochemical catalyst.
Comparative example 2
Ceramic ink and the difference of embodiment 1 in this example are that raw materials used middle photochemical catalyst is Bi2MoO6Receive
Ground rice body.
Comparative example 3
Ceramic ink and the difference of embodiment 1 in this example are, raw materials used middle using polyethylene of dispersing agent pyrrole
Pyrrolidone replaces hyper-dispersant, and the solvent of this example is replaced using dichloromethane.
Comparative example 4
Ceramic ink and the difference of embodiment 1 in this example are, raw materials used middle using dispersant polyacrylic acid
Salt replaces hyper-dispersant, and the solvent of this example is replaced using acetone.
Comparative example 5
Ceramic ink and the difference of embodiment 1 in this example are, without using powdered frit, institute is replaced using equivalent solvent
State powdered frit.
Performance test：
1st, ceramic ink dispersivity test：
In terms of dispersiveness and photocatalysis performance being carried out to the ceramic ink prepared by embodiment 1-3 and comparative example 3,4
Investigate.Dispersiveness investigation method be：After obtained ceramic ink is placed into 30 days, 60 days at room temperature, whether observation ink
There is sediment, and printing experiment is carried out using the ceramic ink 1000ml after placement in the 30th day, 60 days, observe the smoothness of printing
Property and whether have block head situation.Acquired results are as shown in table 1：
The performance test results of table 1
As can be seen from the above table, the dispersant system of the present invention is employed, granularity, the dispersiveness of ceramic ink can be made
Well, stability is good, and applied to the inkjet printing of ceramics, printing is smooth, does not block head.Ceramic ink in comparative example 3 and 4 by
It is not good enough in the dispersiveness of the dispersion of use, there is the situation for blocking head.
2nd, photocatalytic is tested
The investigation method of photocatalytic is after the completion of the ceramic sheet of phase same material is printed and is calcined, and is put as sample
Enter the glass test case of 100 centimetres of 50 cm x, 50 cm x, using formaldehyde as simulation photocatalysis substrate, inject 5 milliliters of formaldehyde, it is quiet
Sampled after putting 24 hours, and the Degradation Formaldehyde rate of sample is measured with phenol reagent spectrophotometer.To each embodiment and comparative example
Test result see the table below 2.
The Degradation Formaldehyde rate of table 2
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 | Comparative example 2 | Comparative example 3 | Comparative example 4 | Comparative example 5 | |
| Degradation rate/% | 93.2 | 90.9 | 90.1 | 34.2 | 60.3 | 70.4 | 69.6 | 68.7 |
As can be seen from the above table, the use of photochemical catalyst is had a great influence to photocatalytic, and titanium dioxide is used in comparative example 1
Titanium is as photochemical catalyst, and due to its deficiency of response to visible ray, the degradation capability of PARA FORMALDEHYDE PRILLS(91,95) is very limited, comparative example 3 and 4 by
In poor dispersion, also there is large effect to photocatalytic；Due to not using glaze in comparative example 5, it is impossible to the present invention
In photochemical catalyst the effect of Synergistic occurs, photocatalytic is also significantly less than the present invention.
Claims (10)
1. a kind of ceramic ink with photocatalytic, it is characterised in that be made up of the raw material of following percentage by weight：Colorant
20%~25%；Powdered frit 15%~20%；Photochemical catalyst 5%~8%；Magnesium carbonate 1%~5%；Solvent 41%~47%；Oversubscription
Powder 1~3%；Bonding agent 0.5%~2%；Surfactant 2%~5%, defoamer 0.3~0.8%；The photochemical catalyst
It is made up of the raw material of following parts by weight：Bi2MoO6Nano-powder 15-20 parts, SnO2Nano-powder 5-8 parts；The solvent is by following
The raw material composition of parts by weight：D100 solvent naphtha 50-75 parts, ethylene glycol ether 15-25 parts.
2. ceramic ink according to claim 1, it is characterised in that：The powdered frit is the raw material mixing by following parts by weight
It is made：40~50 parts of diatomite, 5~8 parts of feldspar in powder, 7~10 parts of magnesia, 10~15 parts of lime stone, kaolin 15-20
Part, 12~16 parts of calcite in powder, 2~3 parts of zinc oxide, 2~3 parts of zirconium carbonate.
3. ceramic ink according to claim 1, it is characterised in that：The Bi2MoO6Nano-powder is by the following method
It is prepared：It is 2 by mol ratio:1 Bi (NO3)3·5H2O and sodium molybdate Na2MoO4·2H2O is added in isobutanol, side
Stir side and delay water to Bi (NO3)3·5H2O and Na2MoO4·2H2O is completely dissolved, and adds polyvinylpyrrolidonesolution solution, stirring
The NaOH aqueous solution is added after uniformly makes the pH value of reaction system be 7.8-8.5, and reaction system is transferred in hydrothermal reaction kettle, close
It is honored as a queen and carries out standing heating, taken out after reacting 16-25h at 160-180 DEG C, centrifuges, washed sediment with deionized water
Wash after being neutral to pH value, be Bi after drying2MoO6Nano-powder；The Bi2MoO6Nano-powder and SnO2Nano-powder
Granularity is 40-200nm.
4. ceramic ink according to claim 1, it is characterised in that：The surfactant be fatty glyceride or
Span80；Defoamer is BYK-065, BYK-066N or BYK-088.
5. ceramic ink according to claim 1, it is characterised in that：The hyper-dispersant is t-PTHSA or BYK-163；
The bonding agent polyethylene or polypropylene.
6. ceramic ink according to claim 2, it is characterised in that：The polyvinylpyrrolidone addition and Bi
(NO3)3·5H2O and Na2MO4The ratio of 2H2O total mole numbers is 0.2-1:1mmol.
7. the preparation method of the ceramic ink according to any one of claim 1~6, it is characterised in that comprise the following steps：
(1) all raw materials are weighed by weight percentage；Hyper-dispersant, surfactant, solvent, bonding agent are added into container together
In, the uniform stirring in room temperature environment, obtain solution D；
(2) colorant, photochemical catalyst, magnesium carbonate are well mixed, then carry out beating powder using high speed jet mill, obtain particle diameter
For 10 μm~50 μm of superfine powder E；
(3) superfine powder E, defoamer are added into the solution D, is disperseed 10~30 minutes using dispersion machine, obtains mixed slurry；
(4) mixed slurry for obtaining step (3) carries out ball milling, makes the average-size of solid particle less than 80 nanometers, filtered
Afterwards, gained filtrate is the ceramic ink.
8. the preparation method of ceramic ink according to claim 7, it is characterised in that：It is scattered used in step (3)
Rate of dispersion is 6000~10000 revs/min, and jitter time is 15~25 minutes.
9. the preparation method of ceramic ink according to claim 7, it is characterised in that：Ball milling described in step (4) is adopted
Equipment is planetary sand mill, and rotating speed is 2500~4000 revs/min, and Ball-milling Time is 30~120 minutes.
10. the preparation method of ceramic ink according to claim 7, it is characterised in that：Ball milling institute described in step (4)
It is zirconia ball with ball-milling medium, decentralized medium is acetone, raw material in mechanical milling process：Ball-milling medium：The weight ratio of acetone is
1：(2~4)：(1~3).
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108976911A (en) * | 2018-07-09 | 2018-12-11 | 山东汇龙色釉新材料科技有限公司 | It is a kind of to burn ceramic marking ink and its preparation process three times |
| CN109529919A (en) * | 2018-12-26 | 2019-03-29 | 桂林理工大学 | A kind of preparation method of the dedicated modified molecular sieve of ceramic ink |
| CN113336443A (en) * | 2021-06-21 | 2021-09-03 | 广东家美陶瓷有限公司 | Digital transparent glaze applied to production of deep black full-polished ceramic tiles |
| CN113735441A (en) * | 2021-08-24 | 2021-12-03 | 广州铁路职业技术学院（广州铁路机械学校） | Digital glaze for ceramic large plate or rock plate and preparation method thereof |
-
2017
- 2017-10-23 CN CN201710992895.5A patent/CN107722722A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108976911A (en) * | 2018-07-09 | 2018-12-11 | 山东汇龙色釉新材料科技有限公司 | It is a kind of to burn ceramic marking ink and its preparation process three times |
| CN109529919A (en) * | 2018-12-26 | 2019-03-29 | 桂林理工大学 | A kind of preparation method of the dedicated modified molecular sieve of ceramic ink |
| CN113336443A (en) * | 2021-06-21 | 2021-09-03 | 广东家美陶瓷有限公司 | Digital transparent glaze applied to production of deep black full-polished ceramic tiles |
| CN113336443B (en) * | 2021-06-21 | 2022-12-27 | 广东家美陶瓷有限公司 | Digital transparent glaze applied to production of deep black full-polished ceramic tiles |
| CN113735441A (en) * | 2021-08-24 | 2021-12-03 | 广州铁路职业技术学院（广州铁路机械学校） | Digital glaze for ceramic large plate or rock plate and preparation method thereof |
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