CN108059876A - A kind of environment-protection nano water-based ink and preparation method thereof - Google Patents
A kind of environment-protection nano water-based ink and preparation method thereof Download PDFInfo
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- 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
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
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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
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
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- 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
- C09D11/02—Printing inks
- C09D11/10—Printing inks based on artificial resins
- C09D11/106—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09D11/107—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from unsaturated acids or derivatives thereof
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Abstract
The present invention relates to water-based ink technical fields, disclose a kind of environment-protection nano water-based ink and preparation method thereof.Detailed process is：（1）Make the surface attachment hydroxyl of nano-titanium dioxide；（2）Caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, make the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, is dried in vacuo, realizes that the chloride of nano-titanium dioxide is modified；（3）The obtained nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amido bond is formed by interfacial polymerization, realizes that the amidation of nano-titanium dioxide is modified；（4）The obtained nano-titanium dioxide with amide group with acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, deionized water is uniformly mixed, nanometer water ink is made.Nanometer water ink dispersiveness and wetability prepared by the present invention is good, and Storage period is long.
Description
Technical field
The present invention relates to water-based ink technical fields, disclose a kind of environment-protection nano water-based ink and preparation method thereof.
Background technology
In recent years, environmental pollution is also caused to earth environment while press flourishes, wherein solvent-based ink is
Wherein larger pollution sources.Therefore can environmental protection, the water-based ink that economizes on resources because of its excellent feature of environmental protection, be subject to more next
More concerns.Water-based ink be by pigment, water-soluble resin, surfactant and associated additives through multiple grinding, point
The mixed system that is process is dissipated, has many advantages, such as safe and nontoxic, environmentally friendly, now has become the hot spot studied now, aqueous oil
The exploitation and popularization of ink are imperative.
Propose higher requirement to ink as printing quality is higher and higher, the fineness of ink and pigment, filler material
Property and the size of particle have direct relation, and the fineness of ink just refers to the size and face of pigment in ink, filler particles
Material, filler material are distributed in the equal and degree in link stuff, it reflects the quality to printing, while influences the press resistance rate of printing plate again,
Therefore nanometer water ink is increasingly subject to people to pay attention to.
The composition and manufacturing method and traditional ink of nanometer water ink are entirely different.Nanometer water ink link stuff and
Pigment is nanoscale, so preparation process need not be ground.And the particle of ink is thinner, granules of pigments is contacted with link stuff
Face is bigger, and wetability is better, and color developing is better, and printing performance better, is more stablized, therefore, the printing colour gamut of nanometer water ink
Wider, printing net-point becomes apparent from full, and has many advantages, such as that water-fast, wear-resisting, penetrability is good.For in nanometer water ink
The defects of nano-particle is easily reunited, high dispersancy nano water-based ink become one of important research direction.
Chinese invention patent application number 201510019759.9 discloses a kind of nano-titanium dioxide modified composite water
Property ink, ingredient for nano-titanium dioxide modified water-based acrylic resin, aqueous polyester resin, water, ethyl alcohol, pigment, antifoaming agent,
Dispersant, levelling agent and buffer, preparation process include:First by nano-titanium dioxide, ethyl alcohol, water and γ-methacryl
Oxygroup propyl trimethoxy silicane prepares silane coupler modified inorganic nano-particle.Again by alkyl acrylate monomer, hydroxyl
Alkyl acrylate ester monomer, silane coupler modified inorganic nano-particle, polyethylene glycol, water soluble starter, emulsifier and water
Prepare nano-titanium dioxide modified water-based acrylic resin.Finally by nano-titanium dioxide modified water-based acrylic resin, aqueous
Polyester resin, water, ethyl alcohol, pigment, antifoaming agent, dispersant, levelling agent and buffer prepare nano-titanium dioxide modified compound
Type water-based ink.Water-based ink light aging resisting, the antibacterial and mouldproof.
Chinese invention patent application number 201510077974.4 discloses a kind of aqueous, environmental protective multipurpose ink, by following heavy
The raw material of amount number is made：Acrylic resin modified 25 ~ 40 parts, 15 ~ 25 parts of pH adjusting agent, 15 ~ 30 parts of aqueous pigment, hydrotropy
8 ~ 15 parts of agent, 1 ~ 3 part of phosphate, 0.1 ~ 0.4 part of silicone oil, 10 ~ 25 parts of deionized water.The invention is using nano-silicon dioxide modified
Water-based acrylic resin, while the viscosity and pH of aqueous, environmental protective multipurpose ink are controlled, can realized simultaneously
Flexo and the printing of gravure multipurpose, reduce stock and residual ink, improve process color chroma, glossiness, wearability, weatherability.In addition
The preparation method of the invention, simple process and low cost is honest and clean, and VOC emission is further reduced, while will not be generated in printing process
Poisonous and harmful substances, health environment-friendly.
According to above-mentioned, nano-particle is easily reunited in the nanometer water ink in existing scheme, in ink dispersiveness and
Wetability is poor, and performance is unstable, and printing effect is undesirable, and storage time is short, and traditional preparation process is complicated, cost is higher
And pollution is easily caused to environment, in consideration of it, the present invention proposes environment-protection nano water-based ink and its preparation side of a kind of novelty
Method can effectively solve above-mentioned technical problem.
The content of the invention
Since the wider nanometer water ink of application at present exists, dispersiveness and wetability are poor, and performance is unstable, printing effect
There are the defects of preparation process is complicated, cost is higher and the feature of environmental protection is poor by the preparation process that fruit is poor and storage time is short and traditional.
To solve the above problems, the present invention uses following technical scheme：
A kind of preparation method of environment-protection nano water-based ink, detailed process are：
（1）Nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nanometer titanium dioxide
The surface attachment hydroxyl of titanium realizes pretreatment；
（2）Caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in step（1）The nanometer two of pretreatment
Titanium oxide futher stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, vacuum drying, real
The chloride of existing nano-titanium dioxide is modified；
（3）By step（2）The obtained nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, passes through interfacial polymerization
Stable amido bond is formed, realizes that the amidation of nano-titanium dioxide is modified；
（4）By step（3）Obtained nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion,
Isopropanol, dispersant, deionized water are uniformly mixed, and nanometer water ink is made.
Preferably, step（1）The grain size of the nano-titanium dioxide is 20 ~ 50nm；
Preferably, step（1）The mixing speed is 120 ~ 150r/min, and the time is 15 ~ 20min；
Preferably, step（2）Each raw material by weight, wherein：4 ~ 8 parts of caprylyl chloride, 1 ~ 2 part of ethylenediamine, the nanometer of pretreatment
30 ~ 50 parts of titanium dioxide, 40 ~ 65 parts of chloroform；
Preferably, step（3）Each raw material by weight, wherein：30 ~ 50 parts of nano-titanium dioxide, the piperazine of chloride are water-soluble
50 ~ 70 parts of liquid；
Preferably, step（4）The solid content of the acrylic emulsion is 48 ~ 50%；The solid content of the silicone acrylic emulsion for 45 ~
48%；The thickener be methylcellulose, carboxymethyl cellulose, hydroxyethyl cellulose or hydroxypropyl methyl cellulose in extremely
Few one kind；The dispersant is sodium methylene bis-naphthalene sulfonate, benzyl naphthalene sulfonic acid-formaldehyde condensation product or methyl naphthalene sulfonic acid sodium formaldehyde contract
Close at least one of object；
Preferably, step（4）Each raw material by weight, wherein：Amidated 30 ~ 50 parts of nano-titanium dioxide, propylene yogurt
5 ~ 10 parts of liquid, 2.5 ~ 4 parts of thickener, 12 ~ 15 parts of silicone acrylic emulsion, 5 ~ 10 parts of isopropanol, 0.5 ~ 1 part of dispersant, deionized water 10 ~
45 parts.
A kind of environment-protection nano water-based ink being prepared by the above method.
The ink stability of nanometer water ink containing titanium dioxide prepared by the test present invention, ink containment phase, filler
Dispersiveness and printing quality, and and direct blending（Filler is unmodified）, physical modified method（It is laser modified）What is prepared contains dioxy
The nanometer water ink for changing titanium compares, and method of the invention has a clear superiority, as shown in table 1.
Table 1：
The present invention provides a kind of environment-protection nano water-based ink and preparation method thereof, compared with prior art, the characteristics of protrusion
It is with excellent effect：
1st, the method that environment-protection nano water-based ink is prepared using nano-titanium dioxide is proposed.
2nd, it is modified by nano-titanium dioxide surface attachment hydroxyl after the pre-treatment and addition caprylyl chloride, adds in oil
Mo Zhong, substantially increases the dispersiveness and wetability of ink, and printing quality is good.
3rd, interface polymerization reaction is occurred by nano-titanium dioxide and piperazine and forms amido bond, form stabilization not easily to fall off
Structure, significantly improves the stability of water-based ink, effectively extends the ink containment phase.
4th, preparation process of the invention is simple and direct, and low energy consumption, and cost is relatively low, prepares and use is in the process to environment without dirt
Dye, is the splendid Environmental-protection water-based ink of application prospect.
Specific embodiment
In the following, the present invention will be further described in detail by way of specific embodiments, but this should not be interpreted as to the present invention
Scope be only limitted to following example.Without departing from the idea of the above method of the present invention, according to ordinary skill
The various replacements or change that knowledge and customary means are made, should be included in the scope of the present invention.
Embodiment 1
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 130r/min, time 18min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：6 parts of caprylyl chloride, 1 part of ethylenediamine, the nanometer titanium dioxide of pretreatment
40 parts of titanium, 53 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：40 parts of nano-titanium dioxide, the piperazine aqueous solution 60 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 49%；The solid content of silicone acrylic emulsion is
46%；Thickener is methylcellulose；Dispersant is sodium methylene bis-naphthalene sulfonate；
In nanometer water ink, each raw material by weight, wherein：Amidated 40 parts of nano-titanium dioxide, acrylic emulsion 8
Part, 3 parts of thickener, 13 parts of silicone acrylic emulsion, 8 parts of isopropanol, 1 part of dispersant, 27 parts of deionized water.
Nanometer water ink made from embodiment 1, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Embodiment 2
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 120r/min, time 20min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：4 parts of caprylyl chloride, 1 part of ethylenediamine, the nanometer titanium dioxide of pretreatment
30 parts of titanium, 65 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：30 parts of nano-titanium dioxide, the piperazine aqueous solution 70 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 48%；The solid content of silicone acrylic emulsion is
45%；Thickener is carboxymethyl cellulose；Dispersant is benzyl naphthalene sulfonic acid-formaldehyde condensation product；
In nanometer water ink, each raw material by weight, wherein：Amidated 30 parts of nano-titanium dioxide, acrylic emulsion 5
Part, 2.5 parts of thickener, 12 parts of silicone acrylic emulsion, 5 parts of isopropanol, 0.5 part of dispersant, 45 parts of deionized water.
Nanometer water ink made from embodiment 2, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Embodiment 3
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 150r/min, time 15min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：8 parts of caprylyl chloride, 2 parts of ethylenediamine, the nanometer titanium dioxide of pretreatment
50 parts of titanium, 40 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：50 parts of nano-titanium dioxide, the piperazine aqueous solution 50 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 50%；The solid content of silicone acrylic emulsion is
48%；Thickener is hydroxyethyl cellulose；Dispersant is methyl naphthalene sulfonate formaldehyde condensate；
In nanometer water ink, each raw material by weight, wherein：Amidated 50 parts of nano-titanium dioxide, acrylic emulsion
10 parts, 4 parts of thickener, 15 parts of silicone acrylic emulsion, 10 parts of isopropanol, 1 part of dispersant, 10 parts of deionized water.
Nanometer water ink made from embodiment 3, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Embodiment 4
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 125r/min, time 19min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：5 parts of caprylyl chloride, 1 part of ethylenediamine, the nanometer titanium dioxide of pretreatment
35 parts of titanium, 59 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：35 parts of nano-titanium dioxide, the piperazine aqueous solution 65 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 48%；The solid content of silicone acrylic emulsion is
46%；Thickener is hydroxypropyl methyl cellulose；Dispersant is sodium methylene bis-naphthalene sulfonate；
In nanometer water ink, each raw material by weight, wherein：Amidated 35 parts of nano-titanium dioxide, acrylic emulsion 7
Part, 2.5 parts of thickener, 13 parts of silicone acrylic emulsion, 7 parts of isopropanol, 0.5 part of dispersant, 35 parts of deionized water.
Nanometer water ink made from embodiment 4, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Embodiment 5
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 145r/min, time 16min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：5 parts of caprylyl chloride, 2 parts of ethylenediamine, the nanometer titanium dioxide of pretreatment
45 parts of titanium, 48 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：45 parts of nano-titanium dioxide, the piperazine aqueous solution 55 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 49%；The solid content of silicone acrylic emulsion is
47%；Thickener is methylcellulose；Dispersant is benzyl naphthalene sulfonic acid-formaldehyde condensation product；
In nanometer water ink, each raw material by weight, wherein：Amidated 46 parts of nano-titanium dioxide, acrylic emulsion 8
Part, 3.5 parts of thickener, 14 parts of silicone acrylic emulsion, 8 parts of isopropanol, 0.5 part of dispersant, 20 parts of deionized water.
Nanometer water ink made from embodiment 5, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Embodiment 6
（1）The detailed process of the pretreatment of nano-titanium dioxide is：
First nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nano-titanium dioxide
Surface attachment hydroxyl, realize pretreatment；Mixing speed is 140r/min, time 17min；
（2）The detailed process that the chloride of nano-titanium dioxide is modified is：
First caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in the nano-titanium dioxide of pretreatment, into
One step stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, be dried in vacuo, and realizes nanometer two
The chloride of titanium oxide is modified；
Chloride be modified in, each raw material by weight, wherein：6 parts of caprylyl chloride, 2 parts of ethylenediamine, the nanometer titanium dioxide of pretreatment
42 parts of titanium, 50 parts of chloroform；
（3）The detailed process that the amidation of nano-titanium dioxide is modified is：
Nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, stable amide is formed by interfacial polymerization
Key realizes that the amidation of nano-titanium dioxide is modified；
Amidation be modified in, each raw material by weight, wherein：42 parts of nano-titanium dioxide, the piperazine aqueous solution 58 of chloride
Part；
（4）The detailed process of the preparation of water-based ink is：
By the nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion, isopropanol, dispersant, go
Ionized water is uniformly mixed, and nanometer water ink is made；The solid content of acrylic emulsion is 49%；The solid content of silicone acrylic emulsion is
46%；Thickener is hydroxypropyl methyl cellulose；Dispersant is methyl naphthalene sulfonate formaldehyde condensate；
In nanometer water ink, each raw material by weight, wherein：Amidated 42 parts of nano-titanium dioxide, acrylic emulsion 8
Part, 3 parts of thickener, 13 parts of silicone acrylic emulsion, 8 parts of isopropanol, 1 part of dispersant, 25 parts of deionized water.
Nanometer water ink made from embodiment 6, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Comparative example 1
（1）The pretreatment of nano-titanium dioxide：It is consistent with embodiment 6；
（2）The chloride of nano-titanium dioxide is modified：It is consistent with embodiment 6；
（3）It is not mixed with piperazine aqueous solution；
（4）The preparation of water-based ink：It is consistent with embodiment 6.
Nanometer water ink made from comparative example 1, ink stability, ink containment phase, filler dispersiveness and printing quality
Amount is as shown in table 2.
Table 2：
Claims (8)
1. a kind of preparation method of environment-protection nano water-based ink, detailed process are：
（1）Nano-titanium dioxide is added in polyethylene glycol, is then stirred mixing, then is filtered, makes nanometer titanium dioxide
The surface attachment hydroxyl of titanium realizes pretreatment；
（2）Caprylyl chloride and ethylenediamine are added in chloroform, is uniformly mixed, then adds in step（1）The nanometer two of pretreatment
Titanium oxide futher stirs, and makes the hydroxy combining of caprylyl chloride and nano-titanium dioxide surface, then is filtered, vacuum drying, real
The chloride of existing nano-titanium dioxide is modified；
（3）By step（2）The obtained nano-titanium dioxide with acid chloride groups is added in piperazine aqueous solution, passes through interfacial polymerization
Stable amido bond is formed, realizes that the amidation of nano-titanium dioxide is modified；
（4）By step（3）Obtained nano-titanium dioxide with amide group and acrylic emulsion, thickener, silicone acrylic emulsion,
Isopropanol, dispersant, deionized water are uniformly mixed, and nanometer water ink is made.
2. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（1）It is described
The grain size of nano-titanium dioxide is 20 ~ 50nm.
3. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（1）It is described
Mixing speed is 120 ~ 150r/min, and the time is 15 ~ 20min.
4. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（2）Each original
Expect by weight, wherein：4 ~ 8 parts of caprylyl chloride, 1 ~ 2 part of ethylenediamine, 30 ~ 50 parts of the nano-titanium dioxide of pretreatment, chloroform 40 ~
65 parts.
5. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（3）Each original
Expect by weight, wherein：50 ~ 70 parts of 30 ~ 50 parts of nano-titanium dioxide, the piperazine aqueous solution of chloride.
6. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（4）It is described
The solid content of acrylic emulsion is 48 ~ 50%；The solid content of the silicone acrylic emulsion is 45 ~ 48%；The thickener is Methyl cellulose
At least one of element, carboxymethyl cellulose, hydroxyethyl cellulose or hydroxypropyl methyl cellulose；The dispersant is methylene
At least one of double sodium naphthalene sulfonates, benzyl naphthalene sulfonic acid-formaldehyde condensation product or methyl naphthalene sulfonate formaldehyde condensate.
7. a kind of preparation method of environment-protection nano water-based ink according to claim 1, it is characterised in that：Step（4）Each original
Expect by weight, wherein：Amidated 30 ~ 50 parts of nano-titanium dioxide, 5 ~ 10 parts of acrylic emulsion, 2.5 ~ 4 parts of thickener,
12 ~ 15 parts of silicone acrylic emulsion, 5 ~ 10 parts of isopropanol, 0.5 ~ 1 part of dispersant, 10 ~ 45 parts of deionized water.
8. a kind of environment-protection nano water-based ink that any one of claim 1-7 the method is prepared.
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| CN201810024652.7A CN108059876A (en) | 2018-01-11 | 2018-01-11 | A kind of environment-protection nano water-based ink and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115058146A (en) * | 2022-07-05 | 2022-09-16 | 李丽芳 | Preparation method of environment-friendly nano ink |
| CN116200075A (en) * | 2022-12-31 | 2023-06-02 | 天津博德润数码印务科技有限公司 | High-resolution anti-counterfeiting electronic ink and preparation method thereof |
-
2018
- 2018-01-11 CN CN201810024652.7A patent/CN108059876A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115058146A (en) * | 2022-07-05 | 2022-09-16 | 李丽芳 | Preparation method of environment-friendly nano ink |
| CN116200075A (en) * | 2022-12-31 | 2023-06-02 | 天津博德润数码印务科技有限公司 | High-resolution anti-counterfeiting electronic ink and preparation method thereof |
| CN116200075B (en) * | 2022-12-31 | 2023-08-25 | 天津博德润数码印务科技有限公司 | High-resolution anti-counterfeiting electronic ink and preparation method thereof |
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Application publication date: 20180522 |