CN104403543A - Water-base high-solid antistatic coating and preparation method thereof - Google Patents
Water-base high-solid antistatic coating and preparation method thereof Download PDFInfo
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- CN104403543A CN104403543A CN201410766276.0A CN201410766276A CN104403543A CN 104403543 A CN104403543 A CN 104403543A CN 201410766276 A CN201410766276 A CN 201410766276A CN 104403543 A CN104403543 A CN 104403543A
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- water
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- arch dam
- antistatic coating
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- 238000000576 coating method Methods 0.000 title claims abstract description 86
- 239000011248 coating agent Substances 0.000 title claims abstract description 81
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 239000007787 solid Substances 0.000 title abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 239000002253 acid Substances 0.000 claims abstract description 20
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims abstract description 20
- 229920001225 polyester resin Polymers 0.000 claims abstract description 20
- 239000004645 polyester resin Substances 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 19
- 239000000843 powder Substances 0.000 claims abstract description 19
- 239000002994 raw material Substances 0.000 claims abstract description 15
- 239000011231 conductive filler Substances 0.000 claims abstract description 11
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims abstract description 6
- 239000003002 pH adjusting agent Substances 0.000 claims abstract description 6
- 229920005749 polyurethane resin Polymers 0.000 claims abstract description 5
- 239000006185 dispersion Substances 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 7
- 239000003995 emulsifying agent Substances 0.000 claims description 7
- 239000000080 wetting agent Substances 0.000 claims description 7
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 239000012752 auxiliary agent Substances 0.000 claims description 6
- 239000013530 defoamer Substances 0.000 claims description 6
- 230000033228 biological regulation Effects 0.000 claims description 5
- 239000006229 carbon black Substances 0.000 claims description 5
- 238000004581 coalescence Methods 0.000 claims description 5
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical group OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 3
- 239000000839 emulsion Substances 0.000 claims description 3
- 229960004418 trolamine Drugs 0.000 claims description 3
- 239000012467 final product Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 abstract description 5
- 239000011347 resin Substances 0.000 abstract description 5
- 238000004132 cross linking Methods 0.000 abstract description 4
- 229920002635 polyurethane Polymers 0.000 abstract description 4
- 239000004814 polyurethane Substances 0.000 abstract description 4
- 230000000704 physical effect Effects 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000004806 packaging method and process Methods 0.000 abstract description 2
- 239000013538 functional additive Substances 0.000 abstract 1
- 239000003973 paint Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 239000012855 volatile organic compound Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000000945 filler Substances 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- 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 2
- 238000010276 construction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 150000008052 alkyl sulfonates Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002482 conductive additive Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 238000004945 emulsification Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 231100001244 hazardous air pollutant Toxicity 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- -1 timber Substances 0.000 description 1
- 230000002110 toxicologic effect Effects 0.000 description 1
- 231100000027 toxicology Toxicity 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
- 150000003738 xylenes Chemical class 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/08—Anti-corrosive paints
- C09D5/10—Anti-corrosive paints containing metal dust
- C09D5/106—Anti-corrosive paints containing metal dust containing Zn
-
- 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
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/24—Electrically-conducting paints
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/04—Antistatic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a water-based high-solid antistatic coating and a preparation method thereof. The coating comprises the following raw materials: hydroxyl polyurethane resin, conductive filler, functional powder, a functional additive, a coalescing agent, a pH modifier and the balance of water; the functional powder comprises carboxyl polyester resin with the acid value greater than 100, carboxyl polyester resin with the acid value of 25 to 100, and carboxyl polyester resin with the acid value smaller than 25, wherein the weight ratio of the three kinds of carboxyl polyester resin is (1-2):(1-2):(1-2). The water-based high-solid antistatic coating is characterized in that hydroxyl polyurethane water-base resin, water-based conductive filler and carboxyl polyester resin powder different in acid value gradient are compounded into a whole through cross-linking reaction, so that a compact film can be formed. The film formed by the coating has high solid content and good antistatic performance, has good chemical resistance, water resistance and excellent physical properties at the same time, and can be applied to the field of packaging and electromagnetic shielding of electronic products, furniture and the like.
Description
Technical field
The invention belongs to coating science and technology field, particularly relate to a kind of water-based large arch dam antistatic coating and preparation method thereof.
Background technology
Have a large amount of electronic products because of electrostatic damage every year in recent years, loss reaches more than 10,000,000,000 dollars.With regard to furniture, be especially easy to the phenomenon occurring that electrostatic shock is numb in the autumn and winter season of drying because the reason furniture of electrostatic adhesion be also easy to stain dirty.
Containing a large amount of benzene,toluene,xylenes and derivative thereof in oil-base paint product, VOC discharge is high, is directly detrimental to health.Pollute large, serious to environmental disruption.Oil-base paint belongs to highly flammable article, in the process storing transport, there is very big potential safety hazard.Along with the appearance of relevant laws and regulations and the enhancing gradually of people's environmental consciousness, the application of environment-friendly type coating is very urgent.Traditional solvent-borne coating, because its contained a large amount of volatile organic compounds (VOC) and hazardous air pollutants, uses and is more and more restricted.Therefore, the attention rate suffered by free of contamination water-borne coatings is more and more higher.
Current antistatic coating mainly addition type, the conductive additive adopted mainly contains two classes: a class is antistatic filler, and another kind of is static inhibitor.Static inhibitor mostly is the polarity of such as alkylsulfonate etc. or the low-molecular-weight surfactant of ionic, and they can only bring lower electroconductibility to coating, and work-ing life is short and can constantly move to surface and be consumed.Use the coating electroconductibility of static inhibitor very large by the such environmental effects such as humiture, friction.More antistatic filler such as graphitized carbon black, graphite, metal and the metal oxide powders etc. of current use differ greatly with polymer architecture, and dispersed bad causing is not easy to generate homogeneous system, thus has influence on the physicals of electroconductibility and coating.
Common water borne coating due to solid content be not very high, paint film fullness ratio is inadequate, causes the finished product visual effects such as furniture not good enough.Therefore the antistatic finish paint of water-based large arch dam more and more receives the concern of people as a kind of the easiest mode that is antistatic and that reach desirable visual effect.
Summary of the invention
Based on this, in order to solve the defect that above-mentioned prior art exists, the invention provides and a kind of there is environment-friendly type aqueous large arch dam antistatic coating of good physical mechanical property and chemical resistance and preparation method thereof simultaneously.
In order to realize foregoing invention object, this invention takes following technical scheme:
A kind of water-based large arch dam antistatic coating, described coating is made up of the raw material of following mass percentage:
Described functional powder comprises high acid value (acid number >100) carboxyl polyester resin that weight ratio is 1 ~ 2:1 ~ 2:1 ~ 2, middle acid number (acid number: 25-100) carboxyl polyester resin and low acid number (acid number <25) carboxyl polyester resin.
Wherein in some embodiments, described coating is made up of the raw material of following mass percentage:
Described functional powder comprises the high acid value carboxyl polyester resin that weight ratio is 1:1:1, middle acid number carboxyl polyester resin and low acid number carboxyl polyester resin.
Wherein in some embodiments, described coating is made up of the raw material of following mass percentage:
Wherein in some embodiments, described conductive filler material is the mixture of carbon black, zinc powder and copper powder, in wherein said mixture, content of carbon black is no less than 18%, the weight ratio of described zinc powder and copper powder is not less than 2:1, zinc powder adopts zinc flake, the conductivity of zinc powder own is excellent, and copper powder with the use of and ratio accounts for major part can reduce the oxidized possibility of copper powder significantly.
Wherein in some embodiments, described film coalescence aid is dipropylene.
Wherein in some embodiments, described pH adjusting agent is trolamine.
Wherein in some embodiments, described functional agent comprises wetting agent, emulsifying agent, dispersion agent, defoamer, flow agent and leveling auxiliary agent.
Wherein in some embodiments, the mass content of described wetting agent in described coating is 0.1-0.5%; The mass content of described emulsifying agent in described coating is 0.2-0.7%; The mass content of described dispersion agent in described coating is 0.5-1.5%; The mass content of described defoamer in described coating is 0.2-0.8%; The mass content of described flow agent in described coating is 0.1-0.3%; The mass content of described leveling auxiliary agent in described coating is 0.3-1.2%.
Wherein in an embodiment, described wetting agent is TEG0245; Described emulsifying agent is T-S; Described dispersion agent is BYK-190; Described defoamer is TEG0805; Described flow agent is BYK-333; Described leveling auxiliary agent is RM2020.
Present invention also offers the preparation method of above-mentioned water-based large arch dam antistatic coating, comprise the following steps: first hydroxyl polyurethane resin, functional agent are added in reactor fully emulsified, again functional powder and conductive filler material are added successively the dispersion of reactor high speed, obtain homodisperse emulsion, finally film coalescence aid, pH adjusting agent and water are added reactor, regulation system pH and viscosity, after stable system, to obtain final product.
Water-based large arch dam antistatic coating of the present invention, raw material includes the polyurethane aqueous resin containing oh group, the carboxyl polyester resin powder of waterborne conductive filler and different acid number gradient, polyurethane aqueous resin containing oh group is through emulsifying agent and the emulsification of dispersion agent wetting agent, the vibrin powder containing carboxylic group is added according to equivalent relation, high speed dispersion in the liquid phase, because in carboxyl polyester resin powder, carboxyl-content exists certain gradient, and it is in the liquid phase dispersed, therefore, by adjusting the pH value of system, make the hydroxyl polyurethane resin in liquid phase and the vibrin powder containing carboxylic group that multiple polyester cross-linking occur and react on one, form a special hybrid, after construction, in drying varniss process, along with the minimizing of moisture, the volatilization of trolamine, the pH value of system declines, vibrin powder and some polyurethanes resin generation crosslinking reaction, form fine and close paint film, compared with prior art, the present invention has following beneficial effect:
1, the functional powder of water-based large arch dam antistatic coating of the present invention improves the solid content of this coating to a certain extent, make the antistatic property of paint film more stable, well can be combined with the base material such as timber, resin glass, the paint film formed has high solids content and good antistatic property, also has good chemical resistance, water tolerance and has good physical simultaneously.This water-based large arch dam antistatic coating meets environmental law Laws & Regulations, VOC discharge low (nothing), security is high, hardness of paint film is high, feel and fullness ratio is good, the prolonged color inhibition of color and luster, have no irritating odor during construction, to human body and environment toxicological harmless, there is the non-flammable feature of safety, the fields such as the packaging of electronic product, electromagnetic shielding and furniture can be applied in.
2, the conductive filler material that water-based large arch dam antistatic coating of the present invention adopts is the little platy particle of particle diameter, and can not have a huge impact the planeness of paint film, transparency etc., conductive filler material also can scatter wherein uniformly; Due to Self-leveling effect, make whole coating smooth, stable, paint film can not produce the diffuse-reflectance of light.
Embodiment
Below by way of specific embodiment, the application is further elaborated.
Embodiment 1 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 1:
The water-based large arch dam antistatic coating raw material of table 1 embodiment 1
The concrete preparation process of water-based large arch dam antistatic coating of the present embodiment is as follows:
First hydroxyl polyurethane resin, functional agent to be added in reactor stirring at normal temperature 15 minutes, fully emulsified, again functional powder and conductive filler material are added in reactor successively, stirring velocity 1500rpm, high speed dispersion, obtains homodisperse emulsion, finally film coalescence aid, pH adjusting agent and water is added reactor, regulation system pH and viscosity, obtain water-based large arch dam antistatic coating after stable system.
Embodiment 2 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 2:
The water-based large arch dam antistatic coating raw material of table 2 embodiment 2
The concrete preparation method of water-based large arch dam antistatic coating of the present embodiment is with embodiment 1.
Embodiment 3 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 3:
The water-based large arch dam antistatic coating raw material of table 3 embodiment 3
The concrete preparation method of water-based large arch dam antistatic coating of the present embodiment is with embodiment 1.
Embodiment 4 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 4:
The water-based large arch dam antistatic coating raw material of table 4 embodiment 4
The concrete preparation method of water-based large arch dam antistatic coating of the present embodiment is with embodiment 1.
Embodiment 5 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 5:
The water-based large arch dam antistatic coating raw material of table 5 embodiment 5
The concrete preparation method of water-based large arch dam antistatic coating of the present embodiment is with embodiment 1.
Embodiment 6 water-based large arch dam antistatic coating
A kind of water-based large arch dam of the present embodiment antistatic coating, the feed composition comprising following mass percentage is shown in Table 6:
The water-based large arch dam antistatic coating raw material of table 6 embodiment 6
The concrete preparation method of water-based large arch dam antistatic coating of the present embodiment is with embodiment 1.
Comparative example 1
In order to compare with the water-based large arch dam antistatic coating of embodiment 1-6, be provided with the comparative example 1-3 as following table 7.
The raw material composition of 3 kinds of aqueous antistatic coatings of table 7 prior art
Adopt the detection method of this area routine, detect the performance of embodiment 1-6 and comparative example 1-3, detected result is shown in Table 8.
The Performance comparision of table 8 embodiment and comparative example
The physicals of the water-based large arch dam antistatic coating of the performance test results from table 8: embodiment 1-6, transparency, filled-type, surface effect are obviously better than three kinds of antistatic coatings of prior art, wherein, every over-all properties of the water-based large arch dam antistatic coating of embodiment 6 is the most excellent.Conductive filler material used in the embodiment of the present invention 1 ~ 6 is plate, is obtained the film of antistatic property excellence by usage ratio; Functional powder used, has the splendid transparency, both served as filler, identifies oneself with in crosslinking reaction again as reactant, makes the transparency that film compactness is strong, fullness ratio is high and splendid.By the carboxyl polyester resin power applications of high glass transformation temperature in water-borne coatings, play the double dominant of water-borne coatings and thermosetting powder coating(s), expanded thinking, and be successfully applied to practice.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a water-based large arch dam antistatic coating, is characterized in that, described coating is made up of the raw material of following mass percentage:
Described functional powder comprises carboxyl polyester resin that weight ratio is the acid number >100 of 1 ~ 2:1 ~ 2:1 ~ 2, acid number is the carboxyl polyester resin of 25 ~ 100 and the carboxyl polyester resin of acid number <25.
2. water-based large arch dam antistatic coating according to claim 1, it is characterized in that, described coating is made up of the raw material of following mass percentage:
Described functional powder comprises carboxyl polyester resin that weight ratio is the acid number >100 of 1:1:1, acid number is the carboxyl polyester resin of 25 ~ 100 and the carboxyl polyester resin of acid number <25.
3. water-based large arch dam antistatic coating according to claim 2, it is characterized in that, described coating is made up of the raw material of following mass percentage:
4. the water-based large arch dam antistatic coating according to any one of claim 1-3, it is characterized in that, described conductive filler material is the mixture of carbon black, zinc powder and copper powder, wherein, in described mixture, the content of carbon black is no less than 18%, and the weight ratio of described zinc powder and copper powder is not less than 2:1.
5. the water-based large arch dam antistatic coating according to any one of claim 1-3, is characterized in that, described film coalescence aid is dipropylene.
6. the water-based large arch dam antistatic coating according to any one of claim 1-3, is characterized in that, described pH adjusting agent is trolamine.
7. the water-based large arch dam antistatic coating according to any one of claim 1-3, it is characterized in that, described functional agent comprises wetting agent, emulsifying agent, dispersion agent, defoamer, flow agent and leveling auxiliary agent.
8. water-based large arch dam antistatic coating according to claim 7, is characterized in that, described wetting agent is TEG0245; Described emulsifying agent is T-S; Described dispersion agent is BYK-190; Described defoamer is TEG0805; Described flow agent is BYK-333; Described leveling auxiliary agent is RM2020.
9. the water-based large arch dam antistatic coating according to claim 7 or 8, is characterized in that, the mass content of described wetting agent in described coating is 0.1-0.5%; The mass content of described emulsifying agent in described coating is 0.2-0.7%; The mass content of described dispersion agent in described coating is 0.5-1.5%; The mass content of described defoamer in described coating is 0.2-0.8%; The mass content of described flow agent in described coating is 0.1-0.3%; The mass content of described leveling auxiliary agent in described coating is 0.3-1.2%.
10. the preparation method of the water-based large arch dam antistatic coating described in any one of claim 1-9, it is characterized in that, comprise the following steps: first hydroxyl polyurethane resin, functional agent are added in reactor fully emulsified, again functional powder and conductive filler material are added successively the dispersion of reactor high speed, obtain homodisperse emulsion, finally film coalescence aid, pH adjusting agent and water are added reactor, regulation system pH and viscosity, after stable system, to obtain final product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410766276.0A CN104403543B (en) | 2014-12-11 | 2014-12-11 | Aqueous large arch dam antistatic coating and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410766276.0A CN104403543B (en) | 2014-12-11 | 2014-12-11 | Aqueous large arch dam antistatic coating and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104403543A true CN104403543A (en) | 2015-03-11 |
| CN104403543B CN104403543B (en) | 2016-08-17 |
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| CN201410766276.0A Expired - Fee Related CN104403543B (en) | 2014-12-11 | 2014-12-11 | Aqueous large arch dam antistatic coating and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108410297A (en) * | 2018-04-19 | 2018-08-17 | 合肥展游软件开发有限公司 | A kind of antistatic acrylic coating and preparation method thereof |
| CN108441096A (en) * | 2018-03-12 | 2018-08-24 | 合肥尚强电气科技有限公司 | Capacitor aluminum shell film coating paint and preparation method thereof |
| CN108531060A (en) * | 2018-04-26 | 2018-09-14 | 合肥金云新材料有限公司 | A kind of air purifying paint and preparation method thereof of release anion |
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| JPH10147709A (en) * | 1996-09-20 | 1998-06-02 | Asahi Denka Kogyo Kk | Production of conductive urethane resin |
| KR20020059057A (en) * | 2000-12-30 | 2002-07-12 | 한영재 | Transparent and antistatic polyurethane paint composition |
| US6447931B1 (en) * | 1999-07-07 | 2002-09-10 | Kansai Paint Co., Ltd. | Plural layer coating film-forming method |
| CN103756526A (en) * | 2014-01-16 | 2014-04-30 | 张家港康得新光电材料有限公司 | Antistatic aqueous coating liquid |
| CN104059461A (en) * | 2014-07-16 | 2014-09-24 | 广东朗法博涂装新材料科技有限公司 | High-solid-content water-based clear lacquer |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10147709A (en) * | 1996-09-20 | 1998-06-02 | Asahi Denka Kogyo Kk | Production of conductive urethane resin |
| US6447931B1 (en) * | 1999-07-07 | 2002-09-10 | Kansai Paint Co., Ltd. | Plural layer coating film-forming method |
| KR20020059057A (en) * | 2000-12-30 | 2002-07-12 | 한영재 | Transparent and antistatic polyurethane paint composition |
| CN103756526A (en) * | 2014-01-16 | 2014-04-30 | 张家港康得新光电材料有限公司 | Antistatic aqueous coating liquid |
| CN104059461A (en) * | 2014-07-16 | 2014-09-24 | 广东朗法博涂装新材料科技有限公司 | High-solid-content water-based clear lacquer |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108441096A (en) * | 2018-03-12 | 2018-08-24 | 合肥尚强电气科技有限公司 | Capacitor aluminum shell film coating paint and preparation method thereof |
| CN108410297A (en) * | 2018-04-19 | 2018-08-17 | 合肥展游软件开发有限公司 | A kind of antistatic acrylic coating and preparation method thereof |
| CN108531060A (en) * | 2018-04-26 | 2018-09-14 | 合肥金云新材料有限公司 | A kind of air purifying paint and preparation method thereof of release anion |
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| Publication number | Publication date |
|---|---|
| CN104403543B (en) | 2016-08-17 |
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Correction item: Patentee|Address Correct: Guangdong Lang Fabo application novel material Science and Technology Ltd.|523797 Guangdong province Dongguan city Dalang town of Fumin Industrial Park District No. 5-6 Buddha False: Guangdong Yi Chun environmental Mstar Technology Ltd|Shawan Town Village Second Industrial Zone Panyu bunker District of Guangzhou City, Guangdong province 511400 No. 4 Number: 16 Volume: 33 |
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Effective date of registration: 20170428 Address after: Shawan Town Village Second Industrial Zone Panyu bunker District of Guangzhou City, Guangdong province 511400 No. 4 Patentee after: Guangzhou Yi Chun environmental Mstar Technology Ltd Address before: 523797 Guangdong province Dongguan city Dalang town of Fumin Industrial Park District No. 5-6 Buddha Patentee before: Guangdong Lang Fabo application novel material Science and Technology Ltd. |
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