CN108753046A - A kind of aqueous titanium white mill base and preparation method thereof - Google Patents
A kind of aqueous titanium white mill base and preparation method thereof Download PDFInfo
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- CN108753046A CN108753046A CN201810522868.6A CN201810522868A CN108753046A CN 108753046 A CN108753046 A CN 108753046A CN 201810522868 A CN201810522868 A CN 201810522868A CN 108753046 A CN108753046 A CN 108753046A
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- mill base
- aqueous titanium
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- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 title claims abstract description 75
- 235000010215 titanium dioxide Nutrition 0.000 title claims abstract description 60
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000002518 antifoaming agent Substances 0.000 claims abstract description 25
- 239000002270 dispersing agent Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 23
- 239000004909 Moisturizer Substances 0.000 claims abstract description 21
- 230000001333 moisturizer Effects 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 20
- 230000000855 fungicidal effect Effects 0.000 claims abstract description 14
- 239000000417 fungicide Substances 0.000 claims abstract description 14
- 239000008367 deionised water Substances 0.000 claims abstract description 13
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 13
- 239000003002 pH adjusting agent Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 239000006185 dispersion Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 7
- UEEJHVSXFDXPFK-UHFFFAOYSA-N N-dimethylaminoethanol Chemical group CN(C)CCO UEEJHVSXFDXPFK-UHFFFAOYSA-N 0.000 claims description 6
- 229960002887 deanol Drugs 0.000 claims description 6
- 239000012972 dimethylethanolamine Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000004115 Sodium Silicate Substances 0.000 claims description 5
- 229920001577 copolymer Polymers 0.000 claims description 5
- GCICAPWZNUIIDV-UHFFFAOYSA-N lithium magnesium Chemical compound [Li].[Mg] GCICAPWZNUIIDV-UHFFFAOYSA-N 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- 235000019795 sodium metasilicate Nutrition 0.000 claims description 5
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052911 sodium silicate Inorganic materials 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 2
- JPZROSNLRWHSQQ-UHFFFAOYSA-N furan-2,5-dione;prop-2-enoic acid Chemical group OC(=O)C=C.O=C1OC(=O)C=C1 JPZROSNLRWHSQQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 239000004408 titanium dioxide Substances 0.000 claims 1
- 239000004814 polyurethane Substances 0.000 abstract description 17
- 229920002635 polyurethane Polymers 0.000 abstract description 17
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 238000000576 coating method Methods 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 abstract description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 abstract 1
- 239000000049 pigment Substances 0.000 description 14
- 239000002245 particle Substances 0.000 description 11
- 239000003973 paint Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 239000002904 solvent Substances 0.000 description 5
- 238000000227 grinding Methods 0.000 description 4
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000003906 humectant Substances 0.000 description 3
- 150000003376 silicon Chemical class 0.000 description 3
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- NIPNSKYNPDTRPC-UHFFFAOYSA-N N-[2-oxo-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 NIPNSKYNPDTRPC-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004040 coloring Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 239000003431 cross linking reagent Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000002068 microbial inoculum Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000012372 quality testing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000033764 rhythmic process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 230000003335 steric effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- 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
- C09D17/00—Pigment pastes, e.g. for mixing in paints
- C09D17/004—Pigment pastes, e.g. for mixing in paints containing an inorganic pigment
- C09D17/007—Metal oxide
- C09D17/008—Titanium dioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention relates to the preparing technical field of coating, a kind of aqueous titanium white mill base and preparation method thereof.The aqueous titanium white mill base includes the raw material components of following parts by weight：12-18 parts of deionized water, 2-6 parts of moisturizer, 8-12 parts of dispersant, 0.1-0.5 parts of antifoaming agent, 70-76 parts of rutile type titanium white, 0.3-1.0 parts of anti-settling agent, 0.1-0.2 parts of fungicide, 0.1-0.3 parts of pH adjusting agent.Aqueous titanium white mill base provided by the invention and two-component polyurethane systems compatibility are good, the stability of mill base itself is high, it is not only applicable to two-component polyurethane systems, apply also for the systems such as one component polyurethane system and acrylic acid, VOC content is low, safety and environmental protection, and preparation method is easy to operate, is suitable for big production operation.
Description
Technical field
The present invention relates to technical field of coatings more particularly to a kind of aqueous titanium white mill base and preparation method thereof.
Background technology
Increasingly strict with national environmental protection policy, the use of solvent based coating receives unprecedented limitation, Gao Xing
Energy environment-friendlywater-based water-based paint is rapidly developed.Dual-component aqueous polyurethane is crosslinking agent, the paint of formation using polyisocyanate
There is film higher crosslink density, paint film property can reach the level of solvent borne polyurethane, be widely used in engineering machinery, special type
The high field of the cosmetic requirements such as vehicle, car repair, wood furniture.Since aqueous two-component polyurethane finishing coat color is richer
Richness, with the raising of yield, traditional painting mode cannot meet the needs of customer order, and color paste toning technique can overcome tradition
The drawbacks of toning process, if color variety is single, poor repeatability, grinding distribution efficiency are low, rhythm of production is slow, full to the maximum extent
The demand of sufficient market multiple color.But mill base at present on the market be added after two component polyurethane finishing coat be susceptible to shrinkage cavity,
Precipitation, the poor compatibility with aqueous two-component polyurethane systems, mill base stability itself is also poor, meanwhile, it is poly- there is also being added
The problems such as increasing the VOC content of system after urethane finishing coat.And the use that existing two-component polyurethane systems mill base leads to is poor, no
It can be suitably used for one component polyurethane system and acrylic system.It is good with emulsion system compatibility and steady in product how to develop
It is always the insoluble technical problem in mill base field to have the dispersible pigment color paste of apparent superiority in terms of qualitative and environmental protection.
Invention content
Poor, poor universality and VOC for mill base in the prior art and emulsion system poor compatibility, mill base itself stability
The high problem of content, a kind of aqueous titanium white mill base of present invention offer and preparation method thereof.
In order to solve the above technical problems, technical solution provided by the invention is：
A kind of aqueous titanium white mill base, the aqueous titanium white mill base include the raw material components of following parts by weight：Deionized water 12-
18 parts, 2-6 parts of moisturizer, 8-12 parts of dispersant, 0.1-0.5 parts of antifoaming agent, 70-76 parts of rutile type titanium white, anti-settling agent
0.3-1.0 parts, 0.1-0.2 parts of fungicide, 0.1-0.3 parts of pH adjusting agent.
Preferably, the aqueous titanium white mill base includes the raw material components of following parts by weight：13-17 parts of deionized water, moisturizing
3-5 parts of agent, 9-11 parts of dispersant, 0.2-0.4 parts of antifoaming agent, 72-75 parts of rutile type titanium white, 0.5-0.8 parts of anti-settling agent kill
0.1-0.2 parts of microbial inoculum, 0.1-0.2 parts of pH adjusting agent.
It is furthermore preferred that the aqueous titanium white mill base includes the raw material components of following parts by weight：15 parts of deionized water, moisturizer
4 parts, 10 parts of dispersant, 0.3 part of antifoaming agent, 73 parts of rutile type titanium white, 0.6 part of anti-settling agent, 0.2 part of fungicide, pH adjustings
0.2 part of agent.
Compared with the existing technology, aqueous titanium white mill base provided by the invention and two-component polyurethane systems compatibility are good, color
The stability of slurry itself is high, is not only applicable to two-component polyurethane systems, applies also for one component polyurethane system and propylene
The systems such as acid, and solvent is free of in all auxiliary agents, after addition the VOC content of system will not increase, be conducive to environmental protection.
Preferably, the moisturizer is the aqueous moisturizer of polyethers.
Ethylene glycol, propylene glycol equal solvent are generally needed to be added to adjust the dry and hard property of mill base, but this in common colour paste system
A little solvents belong to organic solvent, and VOC content is high, does not meet environmentally friendly development trend.The present invention is by selecting macromolecule moisturizing body
System efficiently solves the problems, such as this, and the aqueous moisturizer moistening effect of polyethers is good, can not only reduce the caking phenomenon of mill base,
The dispersion effect for improving pigment can also enhance pigment stability, realize and replace organic solvent with water, after avoiding mill base addition
The problem of making system VOC content increase.
Preferably, the dispersant is modified maleic acid anhydride acrylate copolymer.
The stability of mill base depend primarily on dispersant can pigment is evenly dispersed and keep stablize, use high molecular weight
Dispersant is conducive to the stability of mill base.Modified maleic acid anhydride acrylate copolymer is very strong dispersant, and validity base exists
In its two-part structure, a part is anchoring group, which is closely incorporated in granules of pigments by Van der Waals force
Surface is not easy to be desorbed, and another part is polymer chain, which unfolds in decentralized medium, enhances pigment particles
Polarity reduces the interface energy of pigment particles and water, so that pigment particles are evenly dispersed in water.Polymer chain and dispersion
The compatibility of medium is good, can generate very strong space steric effect, and modified maleic acid anhydride acrylate is adsorbed with when two
When the particle of copolymer mutual " drawing close ", it will produce repulsive force between particle and particle made to flick, thus be also prevented from flocculation
The generation of phenomenon has excellent stability so that preparing mill base.
Currently preferred polyethers wetting agent makes the air on pigment molecule surface promptly be replaced by water, so that
Pigment particles can be dispersed in water rapidly, and modified maleic acid anhydride acrylate copolymer can be prevented effectively between granules of pigments
Reassemble, so that pigment is steadily present in the form of small particle in water, be uniformly distributed, the two is used cooperatively, and plays association
Same-action is made granules of pigments be steadily distributed in coating in the form of finer and smoother ground, but also can improve the effect of grinding distribution
Rate shortens milling time, improves the coloring degree of pigment, reduce the viscosity of coating, enhance the stability and machinery of coating
Intensity.
Preferably, the antifoaming agent is non-silicon class antifoaming agent.
Aqueous color paste will produce a large amount of bubble in production, and the addition of dispersant first can cause bubble, high speed dispersion
And grinding technics can bring air into, make the increased air bubble of mill base.Current most common antifoaming agent is organic silicon antifoaming agent, this
Class antifoaming agent defoaming effectiveness is high, and additive amount is few, but there is a problem of maximum in aqueous two-component polyurethane systems, organic
Silicon class antifoaming agent is poor with Miscibility, is susceptible to shrinkage cavity and flake phenomenon.The present invention uses non-silicon class antifoaming agent so that system
Standby mill base and two-component polyurethane systems compatibility are good, and shrinkage cavity and fish will not be caused by being added in two-component polyurethane systems
Eye makes paint film have excellent surface effect.
Preferably, the anti-settling agent is nanometer sodium metasilicate magnesium lithium.
The crystal structure unit of sodium metasilicate magnesium lithium is small thin slice of the thickness in terms of nanometer.The surface of small pieces, which has been covered with, to hand over
The cation changed, wherein predominantly Na+.When sodium metasilicate magnesium lithium particle is mixed with water, water and Na+Contact is adsorbed to thin slice
Surface struts sodium metasilicate magnesium lithium particle along thin slice, and at this moment particle expands rapidly until thin slice detaches.Since thin slice level band is negative
Charge, end face is positively charged, and the thin slice end face after separation is attracted to the level of another thin slice, to quickly form three dimensions
Colloform texture, i.e. card palace structure makes the viscosity of system increase, and suspension, thickening property, thixotropy with height and good
Compatibility well, chemical stability, are ideal aqueous systems anti-settling agents.
Preferably, pH adjusting agent is dimethylethanolamine.
Dimethylethanolamine is a kind of efficient amine neutralizer, effective regulation system pH value, for coating have low smell,
The advantages of low volatility, and can assign system good pH stability, have it is good help pigment-dispersing, paint film light can be promoted
Pool show and the raising of covering power.
The above components interact, and complement each other, final so that the aqueous titanium white mill base prepared is poly- with aqueous dual-component
Urethane Miscibility is good, and mill base stability itself is high, VOC content is low, and the feature of environmental protection is good.
The present invention also provides a kind of preparation method of aqueous titanium white mill base, the preparation method includes at least following step
Suddenly：
Step (a) weighs each component according to the design proportioning of any one of the claim 1-8 aqueous titanium white mill bases, will
The deionized water that weighs, moisturizer, dispersant, antifoaming agent stir and evenly mix, and obtain the first mixed material；
The rutile type titanium white weighed and anti-settling agent are added in first mixed material step (b), and dispersion is mixed
Even, grinding obtains the slurry of fineness≤10 μm；
Step (c)：Fungicide is added into the slurry, stirs evenly, it is 7.5- that pH adjusting agent, which is added, and adjusts pH value
8.5, obtain the aqueous titanium white mill base.
Above-mentioned preparation method is without complicated procedures of forming, and without special equipment, method is simple, is suitble to industrialized production.
Preferably, in step (a), the processing procedure of the first mixed material is：By deionized water, moisturizer, dispersant, disappear
Infusion disperses 10-30min under the rotating speed of 400-600r/min, then improves rotating speed to 600-800r/min；And/or
In step (b), the process of the dispersion mixing is：Disperse 20-40min under the rotating speed of 800-1000r/min；
And/or
In step (c), the mixing speed is 400-600r/min.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Embodiment 1
The embodiment of the present invention provides a kind of aqueous titanium white mill base, and the aqueous titanium white mill base includes the raw material of following parts by weight
Component：
Above-mentioned moisturizer isHumectant 7000；Dispersant isDispers 755W；Defoaming
Agent isFoamex 830；Rutile type titanium white is Du Pont R706；Anti-settling agent is the production of Lei Fusi companies
Luvogel W2N；Fungicide is the production of Troy companies K9N。
The preparation process of above-mentioned aqueous titanium white mill base is as follows：
Deionized water, moisturizer, dispersant, antifoaming agent are sequentially added in stock pot, rotating speed 400r/min, dispersion are controlled
10min improves rotating speed to 800r/min, is slowly added to rutile type titanium white, anti-settling agent, adjusts rotating speed 1000r/min, point
20min is dissipated, fineness≤10 μm is ground to, is then added with stirring fungicide in 400r/min, is adjusted with dimethylethanolamine
PH value is 7.5 to get to aqueous titanium white mill base.
Embodiment 2
The embodiment of the present invention provides a kind of aqueous titanium white mill base, and the aqueous titanium white mill base includes the raw material of following parts by weight
Component：
Above-mentioned moisturizer isHumectant 7000；Dispersant isDispers 755W；Defoaming
Agent is830 Hes of FoamexThe mixture of Foamex 833, it is described830 Hes of FoamexThe mass ratio of Foamex 833 is 1:1；Rutile type titanium white is Du Pont R706；Anti-settling agent is given birth to for Lei Fusi companies
The Luvogel W2N of production；Fungicide is the production of Troy companies K9N。
The preparation process of above-mentioned aqueous titanium white mill base is as follows：
Deionized water, moisturizer, dispersant, antifoaming agent are sequentially added in stock pot, rotating speed 500r/min, dispersion are controlled
15min improves rotating speed to 700r/min, is slowly added to rutile type titanium white, anti-settling agent, adjusts rotating speed 900r/min, point
30min is dissipated, fineness≤10 μm is ground to, is then added with stirring fungicide in 500r/min, is adjusted with dimethylethanolamine
PH value is 8.5 to get to aqueous titanium white mill base.
Embodiment 3
The embodiment of the present invention provides a kind of aqueous titanium white mill base, and the aqueous titanium white mill base includes the raw material of following parts by weight
Component：
Above-mentioned moisturizer isHumectant 7000；Dispersant isDispers 755W；Defoaming
Agent isFoamex 833；Rutile type titanium white is Du Pont R706；Anti-settling agent is the production of Lei Fusi companies
Luvogel W2N；Fungicide is the production of Troy companies K9N。
The preparation process of above-mentioned aqueous titanium white mill base is as follows：
Deionized water, moisturizer, dispersant, antifoaming agent are sequentially added in stock pot, rotating speed 600r/min, dispersion are controlled
30min improves rotating speed to 600r/min, is slowly added to rutile type titanium white, anti-settling agent, adjusts rotating speed 800r/min, point
40min is dissipated, fineness≤10 μm is ground to, is then added with stirring fungicide in 600r/min, is adjusted with dimethylethanolamine
PH value is 8.0 to get to aqueous titanium white mill base.
The characteristic for the aqueous titanium white mill base that embodiment provides in order to better illustrate the present invention, below to above example 1-
3 mill bases prepared and commercially available two aqueous color paste, carry out quality testing, the results are shown in Table 1.
Table 1
In conclusion aqueous titanium white mill base good fluidity prepared by the present invention, color scale is small, the stability of mill base itself
Height, good with two-component polyurethane systems compatibility, paint film has excellent surface effect, VOC content after being mixed with base paint
Low, safety and environmental protection has higher practical value.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
Any modification, equivalent replacement or improvement etc., should all be included in the protection scope of the present invention made by within refreshing and principle.
Claims (10)
1. a kind of aqueous titanium white mill base, which is characterized in that the aqueous titanium white mill base includes the raw material components of following parts by weight：It goes
12-18 parts of ionized water, 2-6 parts of moisturizer, 8-12 parts of dispersant, 0.1-0.5 parts of antifoaming agent, 70-76 parts of rutile type titanium white,
0.3-1.0 parts of anti-settling agent, 0.1-0.2 parts of fungicide, 0.1-0.3 parts of pH adjusting agent.
2. aqueous titanium white mill base as described in claim 1, which is characterized in that the aqueous titanium white mill base includes following parts by weight
Raw material components：13-17 parts of deionized water, 3-5 parts of moisturizer, 9-11 parts of dispersant, 0.2-0.4 parts of antifoaming agent, rutile-type
72-75 parts of titanium dioxide, 0.5-0.8 parts of anti-settling agent, 0.1-0.2 parts of fungicide, 0.1-0.2 parts of pH adjusting agent.
3. aqueous titanium white mill base as described in claim 1, which is characterized in that the aqueous titanium white mill base includes following parts by weight
Raw material components：15 parts of deionized water, 4 parts of moisturizer, 10 parts of dispersant, 0.3 part of antifoaming agent, 73 parts of rutile type titanium white,
0.6 part of anti-settling agent, 0.2 part of fungicide, 0.2 part of pH adjusting agent.
4. aqueous titanium white mill base as described in claim 1, which is characterized in that the moisturizer is the aqueous moisturizer of polyethers.
5. aqueous titanium white mill base as described in claim 1, which is characterized in that the dispersant is modified maleic acid anhydride acrylic acid
Ester copolymer.
6. aqueous titanium white mill base as described in claim 1, which is characterized in that the antifoaming agent is non-silicon class antifoaming agent.
7. aqueous titanium white mill base as described in claim 1, which is characterized in that the anti-settling agent is nanometer sodium metasilicate magnesium lithium.
8. aqueous titanium white mill base as described in claim 1, which is characterized in that the pH adjusting agent is dimethylethanolamine.
9. a kind of preparation method of aqueous titanium white mill base, which is characterized in that at least include the following steps：
Step (a) weighs each component according to the design proportioning of any one of the claim 1-8 aqueous titanium white mill bases, will weigh
Deionized water, moisturizer, dispersant, antifoaming agent stir and evenly mix, obtain the first mixed material；
The rutile type titanium white weighed and anti-settling agent are added in first mixed material step (b), disperse mixing, grind
Mill, obtains the slurry of fineness≤10 μm；
Step (c)：Fungicide is added into the slurry, stirs evenly, it is 7.5-8.5 that pH adjusting agent, which is added, and adjusts pH value, is obtained
The aqueous titanium white mill base.
10. the preparation method of aqueous titanium white mill base as claimed in claim 9, which is characterized in that in step (a), the first mixing
The processing procedure of material is：Deionized water, moisturizer, dispersant, antifoaming agent are disperseed into 10- under the rotating speed of 400-600r/min
Then 30min improves rotating speed to 600-800r/min；And/or
In step (b), the process of the dispersion mixing is：Disperse 20-40min under the rotating speed of 800-1000r/min；And/or
In step (c), the mixing speed is 400-600r/min.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN111471356A (en) * | 2020-05-29 | 2020-07-31 | 安徽金星钛白（集团）有限公司 | Titanium dioxide emulsion and preparation method thereof |
| CN111718618A (en) * | 2020-05-25 | 2020-09-29 | 浙江大利实业有限公司 | Production process of aqueous environment-friendly white slurry |
| CN112552733A (en) * | 2020-12-11 | 2021-03-26 | 三棵树(上海)新材料研究有限公司 | Aqueous cesium tungsten bronze slurry and preparation method thereof |
| CN113444404A (en) * | 2021-07-16 | 2021-09-28 | 明光科迪新材料有限公司 | Color paste for environment-friendly latex and preparation method thereof |
| CN113832748A (en) * | 2021-09-27 | 2021-12-24 | 广东榕树谷智能系统有限公司 | Elastic printing paste containing single-component resin and application of elastic printing paste in sports apparel |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109942885A (en) * | 2019-03-27 | 2019-06-28 | 浙江纳美新材料股份有限公司 | A kind of no-solvent polyurethane sole stock white and its preparation process |
| CN113736140A (en) * | 2019-03-27 | 2021-12-03 | 浙江纳美新材料股份有限公司 | Solvent-free white slurry and preparation method and application thereof |
| CN111718618A (en) * | 2020-05-25 | 2020-09-29 | 浙江大利实业有限公司 | Production process of aqueous environment-friendly white slurry |
| CN111471356A (en) * | 2020-05-29 | 2020-07-31 | 安徽金星钛白（集团）有限公司 | Titanium dioxide emulsion and preparation method thereof |
| CN112552733A (en) * | 2020-12-11 | 2021-03-26 | 三棵树(上海)新材料研究有限公司 | Aqueous cesium tungsten bronze slurry and preparation method thereof |
| CN113444404A (en) * | 2021-07-16 | 2021-09-28 | 明光科迪新材料有限公司 | Color paste for environment-friendly latex and preparation method thereof |
| CN113832748A (en) * | 2021-09-27 | 2021-12-24 | 广东榕树谷智能系统有限公司 | Elastic printing paste containing single-component resin and application of elastic printing paste in sports apparel |
| CN113832748B (en) * | 2021-09-27 | 2024-01-05 | 广东榕树谷智能系统有限公司 | Elastic printing paste containing single-component resin and application of elastic printing paste in sports wear |
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