CN106479264B - Pure water type gravure yellow ink and preparation method thereof for printing PVC decorative Film - Google Patents
Pure water type gravure yellow ink and preparation method thereof for printing PVC decorative Film Download PDFInfo
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- CN106479264B CN106479264B CN201610960618.1A CN201610960618A CN106479264B CN 106479264 B CN106479264 B CN 106479264B CN 201610960618 A CN201610960618 A CN 201610960618A CN 106479264 B CN106479264 B CN 106479264B
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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
-
- 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
- C09D11/10—Printing inks based on artificial resins
- C09D11/102—Printing inks based on artificial resins containing macromolecular compounds obtained by reactions other than those only involving unsaturated carbon-to-carbon bonds
-
- 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
- C09D11/10—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
Abstract
The present invention provides a kind of for printing the pure water type gravure yellow ink of PVC decorative Film, it is mainly made by following raw material: in terms of mass fraction, 5-20 parts of yellow pigment, 50-75 parts of aqueous PVC glue, 20-30 parts of waterborne polyurethane resin, 10-30 parts of aqueous epoxy resins, 15-35 parts of deionized water, 1-2 parts of defoaming agent, 1-2 parts of dispersing agent, 1-1.5 parts of surfactant.Preparation method includes: that all raw materials are mixed evenly, after grinding distribution, quality inspection is qualified, filter and package to get.The pure water type gravure yellow ink of the embodiment of the present invention is by using aqueous PVC glue, waterborne polyurethane resin and aqueous epoxy resins interworking, any organic solvent is not contained in formula, safety and environmental protection, and the wetting effect to yellow pigment is enhanced, while there is good wearability and filming performance.
Description
Technical field
The present invention relates to ink manufacture fields, in particular to a kind of for printing the pure water type gravure of PVC decorative Film
Yellow ink and preparation method thereof.
Background technique
PVC decorative Film is a kind of using very extensive surface decoration material.It is printed, can be had more on PVC first
Kind of decorative pattern and embossing, on double rod make-up machines, PVC printing surface facial mask and one layer of PVC transparent film after being completely dried be heated,
Together, make-up machine large cylinder temperature is 180-200 DEG C to pressurizing attaching when fitting, and the film after posting then is passed through vacuum forming
Technique is firmly adsorbed on building material surface, and building materials are played with the purpose of decoration and protection.High-grade office furniture, cupboard door, bath cabinet door,
The building materials such as family's encapsulation door, decorative panel can all use its decoration, meet the daily different demands of people.
PVC decorative Film has the advantages that low investment, high production；With resistance to collision, not spontaneous combustion, Anti-moth-eating, moisture-proof, anti-
Rotten, good maintenance；It is easy for construction, it can cut, can saw, can dig, can follow closely；With log skin texture, multicolour variation, modern sense is full,
Therefore its is very widely used.
But presently, there are following deficiencies for PVC decorative Film: current PVC decorative Film prints multi-purpose PVC solvent-based ink,
Solvent-based ink has benzene series, ketone system, ester system, alcohol system etc., containing a large amount of volatile organic matter, pollutes environment, harmful to human is strong
Health, so water-based ink, which is preferred, replaces solvent-based ink, it is more environmentally-friendly to reduce the discharge of VOCs.But it uses aqueous
Ink there is also there are two problems, first is that water-based ink rate of drying is low, is unable to rapid draing, virtually extends work
When, it is time-consuming, also delay going on smoothly for subsequent handling.Second is that peel strength after PVC is bonded with hyaline membrane PVC after printing
Difference, when vacuum forming, two layers of PVC film separation cannot achieve the purpose that decoration and protection.Temperature is 180- when general PVC fitting
It 200 DEG C, it requires that performance is still kept well ink under high temperature environment, but be easy to after generally using aqueous ink
It is peeling-off.
In view of this, the present invention is specifically proposed.
Summary of the invention
The first object of the present invention is to provide a kind of pure water type gravure yellow ink dedicated for printing PVC decorative Film,
By using aqueous PVC glue, waterborne polyurethane resin and aqueous epoxy resins interworking, without containing any organic molten in formula
Agent, safety and environmental protection, and the wetting effect to yellow pigment is enhanced, while there is good wearability and filming performance,
After printing the ink in PVC plastic, the rate of drying of ink is fast, and attachment fastness is good, and peel resistant strength is high, ink under hot conditions
Colour stable, the ink are highly suitable for printing PVC decorative Film, increase the added value of product of PVC decorative Film, more conducively extensively
It promotes and applies.
The second object of the present invention is to provide the above-mentioned pure water type gravure yellow ink dedicated for printing PVC decorative Film
Preparation method, preparation method has the advantages that completely retain the effective ingredient of raw material, and has method simply easily operated,
The advantages that step linking in front and back is close, and operating condition is mild.
In order to realize above-mentioned purpose of the invention, the following technical scheme is adopted:
The present invention provides a kind of for printing the pure water type gravure yellow ink of PVC decorative Film, mainly by following raw material system
: in terms of mass fraction, 5-20 parts of yellow pigment, 50-75 parts of aqueous PVC glue, 20-30 parts of waterborne polyurethane resin, water-base epoxy
10-30 parts of resin, 15-35 parts of deionized water, 1-2 parts of defoaming agent, 1-2 parts of dispersing agent, 1-1.5 parts of surfactant.
In the prior art, what PVC decorative Film was mostly used in printing is PVC solvent-based ink, is contained in this ink big
Harmful substance, such as benzene series, ketone system, ester system, alcohol system etc. are measured, containing a large amount of volatile organic matter, pollutes environment, harmful to human
Health, so water-based ink, which is preferred, replaces solvent-based ink, it is more environmentally-friendly to reduce the discharge of VOCs, but aqueous oil
There is also have following problem for ink: first is that water-based ink rate of drying is low, being unable to rapid draing, virtually extends working hour, take
When take a lot of work, also delay going on smoothly for subsequent handling.Second is that peel strength is poor after PVC is bonded with hyaline membrane PVC after printing, very
When suction is moulded, two layers of PVC film separation cannot achieve the purpose that decoration and protection, and temperature is 180-200 DEG C when due to PVC fitting,
It it requires that ink is still functional under high temperature environment.
The present invention provides a kind of dedicated for printing PVC decorative Film to solve many technical problems appeared above
Pure water type gravure yellow ink, primary raw material is aqueous PVC glue, waterborne polyurethane resin and water-base epoxy tree in the ink
Rouge wherein aqueous PVC glue can provide viscosity required by ink, and can guarantee the peel strength of ink, and in hot conditions
Lower PVC colloidality can be stablized, and as the performance under room temperature, waterborne polyurethane resin and aqueous epoxy resins have assistance synergy
Effect after printing in PVC plastic using the ink, has good tear-proof and wear-resisting property, various aspects mechanical property
All more excellent, adhesive force is also stronger, and service life is also long, has good stability.
Pure water type gravure yellow ink of the invention is only applicable to print decorating film use processed in PVC plastic, is not particularly suited for it
In terms of him, there is specificity, for example food or medicine trade are just not particularly suited for ink of the invention, inventor is having
Also it is specific to PVC decorative Film field when body is practiced and carries out reasonable ingredient, the performance of ink various aspects is also relatively applicable in
In the field, the performance indicators such as other industry viscosity, intensity require standard different, then when carrying out the feed proportioning of ink,
The type and dosage of formula are also to need to do to adjust accordingly certainly.
In order to advanced optimize composition of raw materials, raw material dosage are as follows: 8-15 parts of yellow pigment, 60-70 parts of aqueous PVC glue is aqueous
22-28 parts of polyurethane resin, 15-25 parts of aqueous epoxy resins, 20-30 parts of deionized water, 1.5-1.8 parts of defoaming agent, dispersing agent
1.5-1.8 part, 1.2-1.4 parts of surfactant.
Raw material dosage can be with are as follows: and 9-12 parts of yellow pigment, 65-67 parts of aqueous PVC glue, 22-28 parts of waterborne polyurethane resin,
15-25 parts of aqueous epoxy resins, 20-22 parts of deionized water, 1.6-1.8 parts of defoaming agent, 1.4-1.6 parts of dispersing agent, surface-active
1.1-1.3 parts of agent.
More preferably, 10 parts of yellow pigment, 65 parts of aqueous PVC glue, 26 parts of waterborne polyurethane resin, 20 parts of aqueous epoxy resins,
25 parts of deionized water, 1.6 parts of defoaming agent, 1.6 parts of dispersing agent, 1.3 parts of surfactant.
Wherein, for the yellow pigment used for benzidine yellow, pigment has preferable hydrophily, higher tinting strength, tinting power and transparency.
Aqueous PVC glue is preferably selected the resin of Shanghai Rui Tu Chemical Co., Ltd. production, and the resin is by modification, to yellow pigment
Wetting effect is relatively good, while having preferable wearability and film forming, is able to satisfy the grinding performance and filming performance of ink, and
And it is printed in PVC plastic using the ink of aqueous PVC glue, the rate of drying that can significantly improve ink and the removing after fitting
Intensity.
Preferably, the defoaming agent in the present invention is selected as acetylenic glycols ethoxy compound, in this way by production ink
The surface tension of raw material is reduced in the process, to achieve the purpose that the generation for inhibiting foam.
Preferably, dispersing agent is selected as the aqueous copolymers solution of the affinity groups containing pigment, and contained active component concentration is
40wt% or more can achieve reduction and complete time and energy required for dispersion process, stablizes dispersed pigment dispersion
Effect, and can also modified pigment particle surface properties, adjust the motility of pigment particles, active component be found through experiments that
Content it is more excellent in 40wt% or more effect.
Surfactant is preferably selected as polysiloxane-polyether copolymer, and surface tension can be significantly reduced, and increases ink
To the wetability of substrate.
It should be noted that the dosage that can be seen that aqueous PVC glue from each raw material dosage is bigger, it is major ingredient
It is also the main matter of viscosity needed for main offer ink, therefore its dosage is bigger, if dosage is too small may to be not achieved this
The required service performance of invention, in addition two kinds of resins play the purpose for cooperating its performance, therefore dosage is relatively small, it is understood that
Because the specific dosage of these raw materials is just determined by a large amount of creative work of inventor, only control is suitable
The pure water type gravure yellow ink prepared could be made to meet required service performance in suitable range, if a certain raw material
Dosage is excessive or the too small mechanical property that will affect final ink, although in addition to this yellow pigment and various additives are this
Raw material is commonly used in field, can also be added accordingly in other spill yellow ink ingredients, but in order to adapt to this hair in its dosage
Bright specified raw material system has also carried out relevant adjustment, needs to execute operation ingredient in strict accordance with the solution of the present invention, and
Ingredient dosage is not replaced arbitrarily.
The present invention is a kind of for printing the pure water type gravure yellow ink of PVC decorative Film in addition to providing, and it is recessed to additionally provide this
The preparation method for printing yellow ink, includes the following steps:
All raw materials are mixed evenly, after grinding distribution, quality inspection is qualified, filter and package to get.
The preparation method of gravure yellow ink of the embodiment of the present invention has the advantages that completely retain the effective ingredient of raw material, and
And having method simply easily operated, the advantages that step linking in front and back is close, and operating condition is mild, inventor is also by repeatedly
Test the preferably preparation route finally taken.
The present invention generates during whole operation without any waste residue, and environmentally protective, operating process is fairly simple, is easy to work
Industry.Above-mentioned preparation method be also it is preferably a kind of in numerous preparation method, not representing is unique preparation method,
As long as the preparation method of the ink with this effect of the present invention is prepared by using raw material of the invention, of the invention
In protection scope.
Wherein, yellow pigment mainly plays coloration in ink, and aqueous PVC glue is one of the main component in ink, rises
The effect of dispersion moistening yellow pigment, and ink is made to form uniform thin layer after printing, some strength is formed with after dry
Film layer shields to pigment, it is made to be difficult to fall off, and waterborne polyurethane resin and aqueous epoxy resins have synergy
Effect, and lear energy and the stability etc. for promoting that ink simultaneously.Dispersing agent is interfacial agent, can reduce liquid/
Gu interfacial tension between enhances the wetability of pigment, improves and efficiency is mixed, and dispersant adsorption is constituted on the surface of the pigment
Charge effect or space steric effect prevent yellow pigment flocculating setting, and ink is made to be in stable state.Since ink is alkaline body
System, easily generates bubble in stirring and grinding, influences the efficiency and effect of grinding, therefore defoaming should be added in ink system
Agent.In printing, it is desirable that the surface tension of ink will be lower than the surface tension of PVC, and such ink has preferable wetting to PVC
Property, adhesive force and peel strength, therefore need to be added surfactant, reduce the surface tension of ink system.
Wherein, between 700-800rpm, mixing time is controlled in 45- the rate control that all raw materials are mixed
Between 60min.
Preferably, using during the grinding process is sand mill, and wherein the diaphragm pump operating pressure of sand mill is 0.25-
Between 0.3MPa, grinds 4-5 times repeatedly, keep its ink product grading more uniform, flatness is more preferable.
In addition, ink of the invention has a good printing applicability, the granularity of grinding control at 1 μm hereinafter, it is preferred that
Between 0.5-0.8 μm.
Ink of the invention has good printing quality, and printing decorative pattern is clear, color stability, sun-proof degree are high, flatness
Well, shrinking percentage is few, plastic uptake viscous force is strong, product good hand touch, and print speed printing speed can reach 200-300m/min.Ink of the invention uses
The shallow version printing of intaglio plate, can save the ink usage of 1/4-1/3 (weight).
Compared with prior art, the invention has the benefit that
(1) in the formula of ink of the present invention, the resin used is water-soluble resin, dissolubility in water and to pigment
Wetability is preferable, and makees solvent using deionized water, does not use any organic solvent, reduces the pollution to atmospheric environment, print
It is only diluted with deionized water in brush, and uses shallow version printing, reduce cost, safety and environmental protection, safety index VOC detection symbol
National standard GB/T26395-2011 is closed, heavy metal analysis meets EN71-3；
(2) PVC decorative Film of the invention printing is suitable for intaglio printing, the production technology of the ink with pure water type yellow ink
Simply, good leveling property, print speed printing speed can reach 200-300m/min, functional.What general water-based ink was easiest to occur asks
Topic first is that rate of drying is very slow (such as 50-60m/min), the requirement of printing machine cannot be reached, and the present invention passes through raw material conjunction
The combination and proportion of reason, have well solved this technical problem；
(3) preparation method of PVC decorative Film of the invention has the advantages that completely retain the effective ingredient of raw material, and
Simply easily operated with method, the advantages that step linking in front and back is close, and operating condition is mild, inventor is also by repeatedly real
Test the preferably preparation route finally taken.
Specific embodiment
Embodiment of the present invention is described in detail below in conjunction with embodiment, but those skilled in the art will
Understand, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the invention.It is not specified in embodiment specific
Condition person carries out according to conventional conditions or manufacturer's recommended conditions.Reagents or instruments used without specified manufacturer is
The conventional products that can be obtained by commercially available purchase.
Embodiment 1
For printing the pure water type gravure yellow ink of PVC decorative Film the preparation method is as follows:
1) each raw material: yellow pigment 5kg, aqueous PVC glue 50kg, waterborne polyurethane resin 20kg is weighed according to following quality,
Aqueous epoxy resins 10kg, deionized water 15kg, acetylenic glycols ethoxy compound 1kg, the copolymer water of the affinity groups containing pigment
Solution (concentration 40wt%) 1kg, polysiloxane-polyether copolymer 1kg；
2) it is poured into after weighing said components in agitating device, machine mixer stirs 40min, then is sanded and is divided with sand mill
Dissipate, if being ground to partial size at 1 μm hereinafter, partial size is not up to standard, need to continue to grind, finally detect ink indices and
Performance filters after up to standard, packaging is got product.
Embodiment 2
For printing the pure water type gravure yellow ink of PVC decorative Film the preparation method is as follows:
1) each raw material: yellow pigment 20kg, aqueous PVC glue (Shanghai Rui Tu Chemical Co., Ltd.) is weighed according to following quality
75kg, waterborne polyurethane resin 20kg, aqueous epoxy resins 10kg, deionized water 20kg, acetylenic glycols ethoxy compound
1.5kg, aqueous copolymers solution (concentration 40wt%) 1.5kg of the affinity groups containing pigment, polysiloxane-polyether copolymer
1.2kg；
2) it is poured into after weighing said components in agitating device, stirs 45min under machine mixer 800rpm revolving speed, then use
Dispersion is sanded in sand mill, and diaphragm pump operating pressure is 0.25MPa, grinds 4-5 times repeatedly, is ground to partial size at 0.8 μm hereinafter, such as
Need to continue to grind if partial size is not up to standard, finally detect ink indices and performance, filtered after up to standard, pack up at
Product.
Embodiment 3
For printing the pure water type gravure yellow ink of PVC decorative Film the preparation method is as follows:
1) each raw material: yellow pigment 8kg, aqueous PVC glue (Shanghai Rui Tu Chemical Co., Ltd.) is weighed according to following quality
70kg, waterborne polyurethane resin 28kg, aqueous epoxy resins 25kg, deionized water 20kg, acetylenic glycols ethoxy compound
1.8kg, aqueous copolymers solution (concentration 40wt%) 1.8kg of the affinity groups containing pigment, polysiloxane-polyether copolymer
1.4kg；
2) it is poured into after weighing said components in agitating device, stirs 60min under machine mixer 700rpm revolving speed, then use
Sand mill be sanded dispersion, diaphragm pump operating pressure be 0.30MPa, repeatedly grind 4-5 times, be ground to partial size 0.5-0.8 μm it
Between, if partial size is not up to standard, need to continue to grind, finally detects the indices and performance of ink, filtered after up to standard, packaging
It gets product.
Embodiment 4
For printing the pure water type gravure yellow ink of PVC decorative Film the preparation method is as follows:
1) each raw material: yellow pigment 15kg, aqueous PVC glue (Shanghai Rui Tu Chemical Co., Ltd.) is weighed according to following quality
60kg, waterborne polyurethane resin 30kg, aqueous epoxy resins 30kg, deionized water 30kg, acetylenic glycols ethoxy compound 2kg,
Aqueous copolymers solution (concentration 40wt%) 2kg, polysiloxane-polyether copolymer 1.5kg of the affinity groups containing pigment；
2) it is poured into after weighing said components in agitating device, stirs 50min under machine mixer 750rpm revolving speed, then use
Dispersion is sanded in sand mill, and diaphragm pump operating pressure is 0.28MPa, grinds 4-5 times repeatedly, is ground to partial size at 0.5 μm hereinafter, such as
Need to continue to grind if partial size is not up to standard, finally detect ink indices and performance, filtered after up to standard, pack up at
Product.
Embodiment 5
For printing the pure water type gravure yellow ink of PVC decorative Film the preparation method is as follows:
1) each raw material: yellow pigment 10kg, aqueous PVC glue (Shanghai Rui Tu Chemical Co., Ltd.) is weighed according to following quality
65kg, waterborne polyurethane resin 26kg, aqueous epoxy resins 20kg, deionized water 25kg, acetylenic glycols ethoxy compound
1.6kg, aqueous copolymers solution (concentration 40wt%) 1.6kg of the affinity groups containing pigment, polysiloxane-polyether copolymer
1.3kg；
2) it is poured into after weighing said components in agitating device, stirs 45min under machine mixer 800rpm revolving speed, then use
Dispersion is sanded in sand mill, and diaphragm pump operating pressure is 0.25MPa, grinds 4-5 times repeatedly, is ground to partial size at 0.5 μm hereinafter, such as
Need to continue to grind if partial size is not up to standard, finally detect ink indices and performance, filtered after up to standard, pack up at
Product.
Comparative example 1
Application No. is the gravure butter that embodiment 1 in specific embodiment in 201410540056.6 patent is prepared
Ink.
Experimental example 1
1-5 of the embodiment of the present invention, the pure water type spill yellow ink produced of comparative example 1 are subjected to printing performance detection, used
The yellow ink of production in PVC plastic printing PVC decorative Film is made, and test its printing quality, specific testing result is seen below
Shown in table 1:
1 testing result of table
As can be seen from the above table, ink viscosity of the invention is suitable for that homogeneous grain diameter, flatness is good, shells after being bonded with PVC
From intensity height, printing performance is good, has the effect that the specified raw material formula used with the present invention is undivided, on the contrary
Its peel strength of the gravure yellow ink of comparative example 1 is poor, is not particularly suited for the printing of PVC decorative Film.
Although illustrate and describing the present invention with specific embodiment, it will be appreciated that without departing substantially from of the invention
Many other change and modification can be made in the case where spirit and scope.It is, therefore, intended that in the following claims
Including belonging to all such changes and modifications in the scope of the invention.
Claims (10)
1. a kind of for printing the pure water type gravure yellow ink of PVC decorative Film, which is characterized in that be mainly made by following raw material:
In terms of mass fraction, 5-20 parts of yellow pigment, 50-75 parts of aqueous PVC glue, 20-30 parts of waterborne polyurethane resin, aqueous epoxy resins
10-30 parts, 15-35 parts of deionized water, 1-2 parts of defoaming agent, 1-2 parts of dispersing agent, 1-1.5 parts of surfactant；
Preparation method includes:
All raw materials are mixed evenly, after grinding distribution, quality inspection is qualified, filter and package to get.
2. pure water type gravure yellow ink according to claim 1, which is characterized in that 8-15 parts of yellow pigment, aqueous PVC glue
60-70 parts, 22-28 parts of waterborne polyurethane resin, 15-25 parts of aqueous epoxy resins, 20-30 parts of deionized water, defoaming agent 1.5-
1.8 parts, 1.5-1.8 parts of dispersing agent, 1.2-1.4 parts of surfactant.
3. pure water type gravure yellow ink according to claim 1 or 2, which is characterized in that 10 parts of yellow pigment, aqueous PVC glue
65 parts, 26 parts of waterborne polyurethane resin, 20 parts of aqueous epoxy resins, 25 parts of deionized water, 1.6 parts of defoaming agent, dispersing agent 1.6
Part, 1.3 parts of surfactant.
4. pure water type gravure yellow ink according to claim 1 or 2, which is characterized in that the defoaming agent is acetylenic glycols second
Oxo-compound.
5. pure water type gravure yellow ink according to claim 1 or 2, which is characterized in that the dispersing agent is containing pigment parent
With the aqueous copolymers solution of group, contained active component concentration is 40wt% or more.
6. pure water type gravure yellow ink according to claim 1 or 2, which is characterized in that the surfactant is poly- silicon
Oxygen alkane-copolyether.
7. pure water type gravure yellow ink according to claim 1, which is characterized in that the rate control that all raw materials are mixed
Between 700-800rpm, mixing time controls between 45-60min system.
8. pure water type gravure yellow ink according to claim 1, which is characterized in that the sand mill that grinding distribution uses,
The diaphragm pump operating pressure of middle sand mill is ground 4-5 times repeatedly between 0.25-0.3MPa.
9. pure water type gravure yellow ink according to claim 1, which is characterized in that the size controlling of grinding is at 1 μm or less.
10. pure water type gravure yellow ink according to claim 9, which is characterized in that the size controlling of grinding is in 0.5-0.8
Between μm.
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