CN110734694A - aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof - Google Patents
aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof Download PDFInfo
- Publication number
- CN110734694A CN110734694A CN201810801259.4A CN201810801259A CN110734694A CN 110734694 A CN110734694 A CN 110734694A CN 201810801259 A CN201810801259 A CN 201810801259A CN 110734694 A CN110734694 A CN 110734694A
- Authority
- CN
- China
- Prior art keywords
- nano
- water
- component
- aqueous
- nanocarbon
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003575 carbonaceous material Substances 0.000 title claims abstract description 66
- 229910021392 nanocarbon Inorganic materials 0.000 title claims abstract description 63
- 238000001816 cooling Methods 0.000 title claims abstract description 40
- 230000017525 heat dissipation Effects 0.000 title claims description 58
- 238000000576 coating method Methods 0.000 title claims description 56
- 239000011248 coating agent Substances 0.000 title claims description 48
- 238000002360 preparation method Methods 0.000 title claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000000945 filler Substances 0.000 claims abstract description 44
- 239000002270 dispersing agent Substances 0.000 claims abstract description 33
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000007822 coupling agent Substances 0.000 claims abstract description 22
- 239000011230 binding agent Substances 0.000 claims abstract description 21
- 229920003009 polyurethane dispersion Polymers 0.000 claims abstract description 19
- 239000008367 deionised water Substances 0.000 claims abstract description 18
- 229910021641 deionized water Inorganic materials 0.000 claims abstract description 18
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 15
- 239000012948 isocyanate Substances 0.000 claims abstract description 15
- 150000002513 isocyanates Chemical class 0.000 claims abstract description 15
- 239000013008 thixotropic agent Substances 0.000 claims abstract description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002904 solvent Substances 0.000 claims abstract description 11
- 239000000654 additive Substances 0.000 claims abstract description 7
- 239000006185 dispersion Substances 0.000 claims description 29
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 26
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 26
- 239000002002 slurry Substances 0.000 claims description 23
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 15
- 239000000843 powder Substances 0.000 claims description 15
- 239000012530 fluid Substances 0.000 claims description 9
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 8
- 239000000839 emulsion Substances 0.000 claims description 7
- 229910021389 graphene Inorganic materials 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- -1 polysiloxane Polymers 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- RRAMGCGOFNQTLD-UHFFFAOYSA-N hexamethylene diisocyanate Chemical compound O=C=NCCCCCCN=C=O RRAMGCGOFNQTLD-UHFFFAOYSA-N 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- UPMLOUAZCHDJJD-UHFFFAOYSA-N 4,4'-Diphenylmethane Diisocyanate Chemical compound C1=CC(N=C=O)=CC=C1CC1=CC=C(N=C=O)C=C1 UPMLOUAZCHDJJD-UHFFFAOYSA-N 0.000 claims description 4
- 239000005057 Hexamethylene diisocyanate Substances 0.000 claims description 4
- 239000005058 Isophorone diisocyanate Substances 0.000 claims description 4
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 4
- NIMLQBUJDJZYEJ-UHFFFAOYSA-N isophorone diisocyanate Chemical compound CC1(C)CC(N=C=O)CC(C)(CN=C=O)C1 NIMLQBUJDJZYEJ-UHFFFAOYSA-N 0.000 claims description 4
- 239000010456 wollastonite Substances 0.000 claims description 4
- 229910052882 wollastonite Inorganic materials 0.000 claims description 4
- 229910021393 carbon nanotube Inorganic materials 0.000 claims description 3
- 239000002041 carbon nanotube Substances 0.000 claims description 3
- 238000005303 weighing Methods 0.000 claims description 3
- 239000004952 Polyamide Substances 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 2
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- KXBFLNPZHXDQLV-UHFFFAOYSA-N [cyclohexyl(diisocyanato)methyl]cyclohexane Chemical compound C1CCCCC1C(N=C=O)(N=C=O)C1CCCCC1 KXBFLNPZHXDQLV-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 150000004645 aluminates Chemical class 0.000 claims description 2
- 229960000892 attapulgite Drugs 0.000 claims description 2
- 229910002113 barium titanate Inorganic materials 0.000 claims description 2
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 2
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical class O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 claims description 2
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 229910021485 fumed silica Inorganic materials 0.000 claims description 2
- 239000010445 mica Substances 0.000 claims description 2
- 229910052618 mica group Inorganic materials 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052625 palygorskite Inorganic materials 0.000 claims description 2
- 239000000049 pigment Substances 0.000 claims description 2
- 229920002647 polyamide Polymers 0.000 claims description 2
- 229920000570 polyether Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 229920000098 polyolefin Polymers 0.000 claims description 2
- 229920001296 polysiloxane Polymers 0.000 claims description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 2
- 229910052596 spinel Inorganic materials 0.000 claims description 2
- 239000011029 spinel Substances 0.000 claims description 2
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 claims description 2
- ARXJGSRGQADJSQ-UHFFFAOYSA-N 1-methoxypropan-2-ol Chemical compound COCC(C)O ARXJGSRGQADJSQ-UHFFFAOYSA-N 0.000 claims 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- CUVLMZNMSPJDON-UHFFFAOYSA-N 1-(1-butoxypropan-2-yloxy)propan-2-ol Chemical compound CCCCOCC(C)OCC(C)O CUVLMZNMSPJDON-UHFFFAOYSA-N 0.000 claims 1
- RWNUSVWFHDHRCJ-UHFFFAOYSA-N 1-butoxypropan-2-ol Chemical compound CCCCOCC(C)O RWNUSVWFHDHRCJ-UHFFFAOYSA-N 0.000 claims 1
- JOLQKTGDSGKSKJ-UHFFFAOYSA-N 1-ethoxypropan-2-ol Chemical compound CCOCC(C)O JOLQKTGDSGKSKJ-UHFFFAOYSA-N 0.000 claims 1
- FENFUOGYJVOCRY-UHFFFAOYSA-N 1-propoxypropan-2-ol Chemical compound CCCOCC(C)O FENFUOGYJVOCRY-UHFFFAOYSA-N 0.000 claims 1
- CUDYYMUUJHLCGZ-UHFFFAOYSA-N 2-(2-methoxypropoxy)propan-1-ol Chemical compound COC(C)COC(C)CO CUDYYMUUJHLCGZ-UHFFFAOYSA-N 0.000 claims 1
- XYVAYAJYLWYJJN-UHFFFAOYSA-N 2-(2-propoxypropoxy)propan-1-ol Chemical compound CCCOC(C)COC(C)CO XYVAYAJYLWYJJN-UHFFFAOYSA-N 0.000 claims 1
- 241000276489 Merlangius merlangus Species 0.000 claims 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 1
- 229910000420 cerium oxide Inorganic materials 0.000 claims 1
- 239000000835 fiber Substances 0.000 claims 1
- 239000000395 magnesium oxide Substances 0.000 claims 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims 1
- BMMGVYCKOGBVEV-UHFFFAOYSA-N oxo(oxoceriooxy)cerium Chemical compound [Ce]=O.O=[Ce]=O BMMGVYCKOGBVEV-UHFFFAOYSA-N 0.000 claims 1
- 239000010703 silicon Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims 1
- 229910010271 silicon carbide Inorganic materials 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- 239000003973 paint Substances 0.000 abstract description 26
- 230000000694 effects Effects 0.000 description 19
- 229920002635 polyurethane Polymers 0.000 description 16
- 239000004814 polyurethane Substances 0.000 description 16
- 229910052799 carbon Inorganic materials 0.000 description 8
- 238000005260 corrosion Methods 0.000 description 8
- 230000007797 corrosion Effects 0.000 description 8
- 238000000227 grinding Methods 0.000 description 7
- 230000032683 aging Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 230000004048 modification Effects 0.000 description 6
- 238000012986 modification Methods 0.000 description 6
- 239000002086 nanomaterial Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 239000012752 auxiliary agent Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000009472 formulation Methods 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 230000002195 synergetic effect Effects 0.000 description 4
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 3
- 229910052791 calcium Inorganic materials 0.000 description 3
- 239000011575 calcium Substances 0.000 description 3
- 238000004132 cross linking Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- JDSQBDGCMUXRBM-UHFFFAOYSA-N 2-[2-(2-butoxypropoxy)propoxy]propan-1-ol Chemical compound CCCCOC(C)COC(C)COC(C)CO JDSQBDGCMUXRBM-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 229920001400 block copolymer Polymers 0.000 description 2
- 239000002134 carbon nanofiber Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000013329 compounding Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical class C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002077 nanosphere Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 229920005749 polyurethane resin Polymers 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000005476 size effect Effects 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000013466 adhesive and sealant Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 description 1
- 238000005536 corrosion prevention Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004210 ether based solvent Substances 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 125000000325 methylidene group Chemical group [H]C([H])=* 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920005862 polyol Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000006254 rheological additive Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 238000007614 solvation Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000002194 synthesizing effect Effects 0.000 description 1
- 238000011179 visual inspection Methods 0.000 description 1
- 239000000080 wetting agent 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
- 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
-
- 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
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/28—Nitrogen-containing compounds
- C08K2003/282—Binary compounds of nitrogen with aluminium
-
- 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
- C08K2201/011—Nanostructured 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
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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 provides aqueous cooling and heat dissipating paint based on a nano-carbon material, which comprises a component A and a component B, wherein the component A comprises, by weight, 20-40% of an aqueous polyurethane dispersion, 1-5% of a PVA binder, 0.5-1.5% of a nano-carbon material, 0.5-1.5% of an aqueous super-dispersant, 0.5-2.0% of a coupling agent, 10-30% of a nano-heat dissipating filler, 10-20% of other fillers, 0.1-1% of a thixotropic agent, 0.5-5% of other additives and the balance of deionized water, and the component B comprises a water-dispersible isocyanate curing agent, an alcohol ether solvent and deionized water, wherein the total weight of the component A is 100%.
Description
Technical Field
The invention belongs to the technical field of functional coatings, and particularly relates to water-based cooling and heat dissipation coatings based on nano carbon materials and a preparation method thereof.
Background
Regarding the problem of object heat dissipation, continuous high temperature makes the metal substrate of the radiator easy to oxidize and age, the metal oxidation and aging process is of the metal corrosion process, the continuous high temperature can also accelerate the durability and aging resistance of the substrate and the coating, not only the heat dissipation effect is lost, but also the interface thermal resistance is increased.
Disclosure of Invention
The invention aims to provide water-based cooling and heat dissipation coatings based on nano-carbon materials and a preparation method thereof, and aims to solve the problem that the heat dissipation effect of a common heat dissipation coating is not ideal.
In order to achieve the purpose, the invention adopts the following technical scheme:
the aspect of the invention provides nano-carbon material-based aqueous cooling and heat-dissipating paint, which comprises a component A and a component B, wherein,
the component A comprises the following components in percentage by weight, based on the total weight of the component A as 100 percent:
the component B comprises a water dispersible isocyanate curing agent, an alcohol ether solvent and deionized water.
In another aspect, the invention provides a preparation method of aqueous cooling and heat dissipation coatings based on nano carbon materials, which comprises the following steps:
weighing the components according to the formula of the nano-carbon material-based water-based cooling and heat-dissipating coating;
mixing half of deionized water, PVA binder, aqueous hyper-dispersant, coupling agent, part of other additives and nano carbon material powder serving as a component A in the formula, adding nano heat dissipation filler and other fillers after dispersion treatment, and continuously dispersing to obtain th dispersion slurry;
dispersing the aqueous polyurethane dispersion of the component A in the formula, the rest of other additives and the thixotropic agent until the slurry is in a uniform fluid state to obtain a component A;
and dispersing the water-dispersible isocyanate curing agent, the alcohol ether solvent and the deionized water of the component B until the slurry is in a uniform fluid state to obtain the component B.
The water-based cooling and heat-dissipating coating based on the nano-carbon material provided by the invention has the following advantages:
firstly, the nano-scale carbon material with high electric and thermal conductivity, high mechanical strength, high specific surface area and high chemical stability and the nano-scale heat dissipation filler are selected for compounding, so that the heat conduction and heat dissipation characteristics and the shielding effect of the paint film can be effectively enhanced theoretically. On the basis, the PVA binder, the coupling agent and the water-based hyper-dispersant have synergistic effect, so that the dispersion and wetting of the nano-scale carbon material and the nano-scale heat-dissipation filler are increased, and the dispersion stability of the coating is improved, thereby fully exerting the effect of enhancing the heat conduction and heat dissipation characteristics of the paint film by the nano-scale carbon material and the nano-scale heat-dissipation filler.
And secondly, the waterborne polyurethane paint film has high elasticity, good flexibility, high elastic modulus, excellent wear resistance and corrosion resistance, but has insufficient crosslinking density, low strength, poor heat resistance, insufficient adhesion to metal substrates, poor barrier property and other properties. The amine ester bond (-NH-COO) in the water-based polyurethane chain segment and the hydrophilic hydroxyl (-OH) of the PVA are compounded and modified by the water-based polyurethane dispersoid and the PVA binder to form an intermolecular hydrogen bond effect, so that the water-based polyurethane dispersion and the PVA binder have good compatibility, and the PVA has high strength and good valence barrier property, so that the compounded and modified polyurethane paint film has good mechanical property and thermal stability, and meanwhile, the adhesive force of the paint film to metal materials and the barrier property of the medium are enhanced.
In addition, the nano carbon material is also added, the nano heat dissipation filler is mixed with other fillers for use, and the nano heat dissipation filler is subjected to multiple modification. Specifically, the nano material has the advantages of special surface effect, small size effect, macroscopic quantum tunneling effect, high surface activity, good light absorption performance and the like besides the self functional characteristics. The nano modified water-based polyurethane composite material can be compounded with polyurethane to obviously improve the aging resistance, the wear resistance and the hardness of an anticorrosive polymer coating and the protective capability of a paint film, and can improve the mechanical strength, the thermal stability, the corrosion resistance, the aging resistance and the like by carrying out nano modification on the water-based polyurethane. The nanoscale heat dissipation filler and other fillers are mixed for use, and the two fillers are mutually synergistic, so that the formed paint film has the characteristics of high heat conduction, high radiation heat dissipation and corrosion and rust prevention.
In conclusion, the nano-carbon material-based water-based cooling and heat-dissipating coating provided by the invention has good heat dissipation performance and low VOC content.
According to the water-based cooling and heat dissipation coating based on the nano carbon material, the component A is obtained by sequentially mixing, dispersing and grinding raw materials, and the component B is obtained by sequentially mixing and dispersing the raw materials, so that the preparation method is simple and easy to control.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail in with reference to the following embodiments.
In the description of the present invention, it is to be understood that the terms "" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
The embodiment of the invention provides aqueous cooling and heat dissipation coatings based on nano-carbon materials, which comprise a component A and a component B, wherein,
the component A comprises the following components in percentage by weight, based on the total weight of the component A as 100 percent:
the component B comprises a water dispersible isocyanate curing agent, an alcohol ether solvent and deionized water.
The nano-carbon material-based aqueous cooling and heat-dissipating coating provided by the embodiment of the invention has the following advantages:
firstly, the nano-scale carbon material with high electric and thermal conductivity, high mechanical strength, high specific surface area and high chemical stability and the nano-scale heat dissipation filler are selected for compounding, so that the heat conduction and heat dissipation characteristics and the shielding effect of the paint film can be effectively enhanced theoretically. On the basis, the PVA binder, the coupling agent and the water-based hyper-dispersant have synergistic effect, so that the dispersion and wetting of the nano-scale carbon material and the nano-scale heat-dissipation filler are increased, and the dispersion stability of the coating is improved, thereby fully exerting the effect of enhancing the heat conduction and heat dissipation characteristics of the paint film by the nano-scale carbon material and the nano-scale heat-dissipation filler.
And secondly, the waterborne polyurethane paint film has high elasticity, good flexibility, high elastic modulus, excellent wear resistance and corrosion resistance, but has insufficient crosslinking density, low strength, poor heat resistance, insufficient adhesion to metal substrates, poor barrier property and other properties. The amine ester bond (-NH-COO) in the water-based polyurethane chain segment and the hydrophilic hydroxyl (-OH) of the PVA are compounded and modified by the water-based polyurethane dispersoid and the PVA binder to form an intermolecular hydrogen bond effect, so that the water-based polyurethane dispersion and the PVA binder have good compatibility, and the PVA has high strength and good valence barrier property, so that the compounded and modified polyurethane paint film has good mechanical property and thermal stability, and meanwhile, the adhesive force of the paint film to metal materials and the barrier property of the medium are enhanced.
In addition, the embodiment of the invention also adds the nano carbon material, mixes the nano heat dissipation filler with other fillers for use, and carries out multiple modification on the nano heat dissipation filler. Specifically, the nano material has the advantages of special surface effect, small size effect, macroscopic quantum tunneling effect, high surface activity, good light absorption performance and the like besides the self functional characteristics. The nano modified water-based polyurethane composite material can be compounded with polyurethane to obviously improve the aging resistance, the wear resistance and the hardness of an anticorrosive polymer coating and the protective capability of a paint film, and can improve the mechanical strength, the thermal stability, the corrosion resistance, the aging resistance and the like by carrying out nano modification on the water-based polyurethane. The nanoscale heat dissipation filler and other fillers are mixed for use, and the two fillers are mutually synergistic, so that the formed paint film has the characteristics of high heat conduction, high radiation heat dissipation and corrosion and rust prevention.
In conclusion, the nano-carbon material-based aqueous cooling and heat-dissipating coating provided by the embodiment of the invention has good heat dissipation performance and low VOC content.
Specifically, the A component is used for curing to form a film. Wherein,
the waterborne polyurethane dispersion in the embodiment of the invention is at least selected from aliphatic waterborne polyurethane dispersion, aromatic waterborne polyurethane dispersion and waterborne hydroxyl acrylic emulsion, preferably, the waterborne polyurethane dispersion is aliphatic waterborne polyurethane dispersion and waterborne hydroxyl acrylic dispersion, in the preferred waterborne polyurethane dispersion, the aliphatic waterborne polyurethane dispersion is high-performance adhesive, has good mechanical property, chemical resistance, wear resistance and weather resistance, the waterborne hydroxyl acrylic emulsion (dispersion) has lower molecular weight, higher hydroxyl functionality, smaller particle size, high crosslinking degree of a paint film and excellent comprehensive performance, and has excellent chemical resistance and weather resistance and good salt spray resistance when being used in a two-component system .
In the embodiment of the invention, the PVA binder is a water-soluble polyvinyl alcohol resin binder, , the PVA binder is compounded with the aqueous polyurethane dispersion to improve the comprehensive properties of paint film adhesion, flexibility, mechanical strength, high temperature resistance and the like, , the PVA binder also has the functions of an emulsifier and a dispersant, and PVA long chains in the prepared dispersion slurry have good surface treatment functions on the nanoscale heat-dissipation filler, the nanoscale carbon material, particularly graphene sheet layers, so that the nanoscale heat-dissipation filler, the nanoscale carbon material, particularly graphene, are uniformly dispersed in the slurry, the nanoscale heat-dissipation filler and the nanoscale carbon material can be prevented from agglomerating, and the stability of the nanoscale heat-dissipation filler and the nanoscale carbon material in the paint is improved.
In the embodiment of the invention, the nano carbon material is at least selected from graphene, carbon nano tubes, carbon nano spheres and carbon nano fibers, wherein the carbon nano materials are high-thermal-conductivity high polymer materials and can enhance the heat conduction and heat dissipation characteristics of a paint film, the thermal conductivity of the graphene is 5000W/m.K, the thermal conductivity of the carbon nano tubes is 1750-5800W/m.K (axial direction), the thermal conductivity of the carbon nano spheres is 6-174W/m.K, and the thermal conductivity of the carbon nano fibers is 100W/m.K, although the carbon nano materials have good heat conduction and heat dissipation characteristics, the carbon nano materials are difficult to disperse and easy to agglomerate, and corners have good active functional groups, so that the defects of high reaction activity and the like exist, such as the defects not only can affect the exertion of the effect, but also can affect the overall performance of the whole paint system, the embodiment of the invention adds a binder, the functional groups of the binder can react with the corner functional groups of the carbon nano material, so that the PVA can improve the dispersivity of the carbon nano carbon material, and the dispersibility of the PVA can be improved by 355.5%, and the specific weight of the carbon nano carbon material can be improved by 355.5%, and the weight of the PVA can be provided by the invention.
In the embodiment of the invention, the waterborne hyper-dispersant is special surfactants, preferably at least of the waterborne hyper-dispersant is selected from polyether waterborne hyper-dispersant, polyacrylic waterborne hyper-dispersant and polyolefin waterborne hyper-dispersant, preferably the waterborne hyper-dispersant is a block copolymer with a plurality of anchor groups and solvation chains in the molecule, the anchor group head coats nano-scale heat dissipation filler particles, the block copolymer of head is wound and adsorbed with waterborne polyurethane dispersion resin, which is beneficial to improving the storage stability of the coating, the waterborne hyper-dispersant can coat the surface of the nano-carbon material and synergistically modify the surface of the nano-carbon material, and particularly, the waterborne hyper-dispersant can synergistically combine with the nano-carbon material such as graphene particle sheets with large pi bonds with electric activity and buffering capacity, reduce the surface energy of the nano-carbon material, reduce the hard agglomeration of the nano-carbon material, improve the lubricating property and stability of the coating, and simultaneously, the nano-carbon material can be efficiently dispersed in water under the action of the waterborne hyper-dispersant, the waterborne hyper-dispersant is , the stability of the nano-carbon material is improved, the super-dispersant is , the nano-carbon material, the super-dispersant is excellent in the performance of 0.5%, the waterborne hyper-dispersant is excellent, the nano-carbon material, the super-dispersant is provided, the super-dispersant is excellent in the nano-dispersant, the specific example, the nano-dispersant is provided, the nano-dispersant is excellent in the nano-dispersion performance of the nano-carbon material, the nano-dispersant, the super-dispersant is provided, the super-dispersant is excellent in the super-dispersant, the super-dispersant is 0.
In the embodiment of the invention, the active functional group of the coupling agent can improve the surface performance of the nano-scale carbon material, and increases the wetting property and the hydrophilicity of the nano-scale carbon material, preferred coupling agents also have a modification effect, so that the nano-scale carbon material such as graphene can be better dispersed in a coating resin system, preferably, the coupling agent is at least selected from titanate coupling agents, polysiloxane coupling agents, complex acid ester coupling agents and aluminate coupling agents, and the coupling agent provides a third guarantee for the nano-scale carbon material to exert the performance of the nano-scale carbon material.
Under the combined action of the PVA binder, the aqueous hyper-dispersant and the coupling agent, the nanoscale carbon material effectively overcomes the defects of the nanoscale carbon material, and really realizes the good heat conduction and heat dissipation characteristics of the nanoscale carbon material.
In the embodiment of the invention, the paint film contains two filler components, namely a nanoscale heat dissipation filler and other fillers, wherein the two fillers are mutually cooperated to endow the formed paint film with the characteristics of high heat conduction and high radiation heat dissipation and the characteristics of corrosion prevention and rust prevention, wherein the nanoscale heat dissipation filler is used as a base material and is at least of nanoscale materials selected from spinel pigments, aluminum nitride, aluminum oxide, silicon nitride, barium titanate, cerium dioxide and the like.
The other fillers are at least selected from barium sulfate, talcum powder, wollastonite powder, silica micropowder, mica powder and heavy calcium powder, wherein the barium sulfate is preferably superfine barium sulfate, the wollastonite powder is preferably superfine wollastonite powder, the talcum powder is preferably superfine talcum powder, and the heavy calcium powder is preferably superfine heavy calcium powder.
Preferably, the thixotropic agent is at least selected from the group consisting of an aqueous organically modified bentonite thixotropic agent, a nano-scale fumed silica thixotropic agent, an attapulgite thixotropic agent, a polyamide wax emulsion and a polyethylene wax emulsion.
The other auxiliary agents include, but are not limited to, or a combination of surfactants, wetting agents, pH regulators, rheological additives, film forming aids, corrosion and mildew inhibitors and high boiling point alcohol ether solvents.
In the embodiment of the invention, the fineness of the component A is 10-30 mu m, the viscosity value of a coating with four cups is 30-80s, and the pH value is 8.0-9.0, the fineness of the component A is 10-30 mu m, the component A is suitable for the basic characteristics of the paint, and overlarge particles influence the compactness, adhesion and flatness of a paint film.
In the component B, preferably, the water-dispersible isocyanate curing agent is selected from water-dispersible diphenylmethane diisocyanate (abbreviated as MDI, mainly used for synthesizing polyurethane adhesives and sealants), water-dispersible toluene diisocyanate (abbreviated as TDI, mainly used for polyurethane foams, coatings, adhesives and the like), water-dispersible isophorone diisocyanate (abbreviated as IPDI, used for polyurethane adhesives and having excellent light stability and chemical stability resistance), water-dispersible dicyclohexylmethane diisocyanate (HMDI), and at least of water-dispersible Hexamethylene Diisocyanate (HDI). in the preferred water-dispersible isocyanate curing agent, IPDI type isocyanate has an aliphatic cyclic structure, and the synthesized curing agent film has high drying speed, high hardness and excellent abrasion resistance and chemical resistance, HDI type isocyanate has a long methylene chain, synthesized curing agent has low viscosity, is easily dispersed by a polyol component, has good flexibility, has good leveling property, and good scratch resistance due to good reaction between a water-dispersible resin and a high concentration of propylene glycol ether, and propylene glycol ether.
In the embodiment of the present invention, the weight ratio of the water-dispersible isocyanate curing agent, the alcohol ether solvent and the deionized water is preferably 5:2: 3.
The nano-carbon material-based aqueous cooling and heat-dissipating coating provided by the embodiment of the invention can be prepared by the following method.
In another aspect, the embodiment of the present invention provides a preparation method of aqueous cooling and heat dissipation coatings based on nanocarbon materials, comprising the following steps:
s01, weighing the components according to the formula of the nano-carbon material-based water-based cooling and heat dissipation coating.
The formulation and preferred conditions of the nano-carbon material-based aqueous cooling and heat dissipating coating are as described above, and are not described herein again for brevity.
S02, mixing half amount of deionized water , PVA binder, water-based hyper-dispersant, coupling agent, part of other auxiliary agents and nano carbon material powder, adding nano heat dissipation filler and other fillers after dispersion treatment, continuing dispersion to obtain th dispersion slurry, and grinding the th dispersion slurry by adopting a nano grinder to obtain the grinding slurry.
Preferably, half amount of deionized water , PVA binder, water-based hyper-dispersant, coupling agent, part of other additives, nano carbon material powder of the formula A are added into a dispersion cylinder and dispersed at high speed for 20-30 minutes, nano functional heat dissipation filler and other fillers are added and dispersed at high speed for 15-20 minutes, then the dispersion slurry is connected and introduced into a nano grinder and ground at high speed for 30 minutes to prepare grinding slurry, the fineness of the grinding slurry is tested to be lower than 25 um., in the embodiment of the invention, the medium-speed dispersion speed is 800r/min, the high-speed dispersion speed is 1500r/min, and the high-speed grinding speed is 1500 r/min.
S03, dispersing the aqueous polyurethane dispersion of the component A in the formula, the rest of the auxiliary agents and the thixotropic agent until the slurry is in a uniform fluid state to obtain the component A.
And (3) guiding the ground slurry to a dispersion cylinder, adding the aqueous polyurethane dispersion, the rest of other auxiliary agents, deionized water and a thixotropic agent, dispersing for 10-15 minutes at medium speed until the slurry is in a uniform fluid state, and adjusting, sampling and detecting that the product reaches the preset fineness, viscosity and pH value to obtain the component A. In the embodiment of the invention, the medium-speed dispersion speed is 600-800r/min, and the high-speed dispersion speed is 1000-1500 r/min.
S04, dispersing the water-dispersible isocyanate curing agent, the alcohol ether solvent and the deionized water of the component B until the slurry is in a uniform fluid state to obtain a component B.
And (3) adding the water dispersible isocyanate curing agent, the alcohol ether solvent and the deionized water of the component B into a dispersion cylinder, and dispersing at a high speed for 15 minutes until the slurry is in a uniform fluid state to obtain the component B. In the embodiment of the invention, the speed of the high-speed dispersion is 1000-1500 r/min.
According to the water-based cooling and heat dissipation coating based on the nano carbon material provided by the embodiment of the invention, the component A is obtained by sequentially mixing, dispersing and grinding raw materials, and the component B is obtained by sequentially mixing and dispersing raw materials, so that the preparation method is simple and easy to control.
The following description will be given with reference to specific examples.
Example 1
aqueous cooling and heat dissipating coating based on nano carbon materials, the formulation components of which are shown in Table 1, example 1.
The preparation method of the water-based anticorrosive heat-dissipation coating based on the nano-scale heat-dissipation filler comprises the following steps:
according to the formula of the nano-carbon material-based water-based cooling and heat dissipating coating described in example 1 in table 1, half of deionized water , 25 parts of PVA binder, 1 part of aqueous super dispersant, 1 part of coupling agent, 1 part of nano-carbon material powder, and part of other additives in the formula are added into a dispersion cylinder, stirred at a high speed for 20-30 minutes, then 20 parts of nano-scale heat dissipating filler and 15 parts of other fillers are added, and part of thixotropic agent is added until the viscosity of the coating is suitable for production dispersion (visual inspection), and dispersed at a high speed for 10 minutes, then the dispersion slurry is connected and introduced into a nano-grinder, ground at a high speed for 30 minutes, and the fineness of the ground slurry is tested to be lower than 30 micrometers.
And (3) guiding the ground slurry to a dispersion cylinder, adding the aqueous polyurethane dispersion, the rest of the auxiliary agent, deionized water and the rest of the thixotropic agent, dispersing for 15-20 minutes at a medium speed, sampling, detecting and adjusting the product to reach the preset fineness, viscosity and PH value to obtain the component A.
And (3) adding 50 parts of water-dispersible isocyanate curing agent, 20 parts of alcohol ether solvent and 30 parts of deionized water of the component B into another dispersing cylinder, and dispersing for 15 minutes at high speed until the slurry is in a uniform fluid state to obtain the component B.
Example 2
aqueous cooling and heat dissipating coating based on nano carbon materials, the formulation components of which are shown in Table 1 and example 2.
The preparation method of the aqueous cooling and heat dissipation coating based on the nano carbon material refers to example 1.
Example 3
aqueous cooling and heat dissipating coating based on nano carbon materials, the formulation components of which are shown in Table 1 and example 3.
The preparation method of the aqueous cooling and heat dissipation coating based on the nano carbon material refers to example 1.
TABLE 1
The performance tests of the nanocarbon material-based aqueous cooling and heat dissipating coatings of examples 1, 2 and 3 were performed, and the test results are shown in tables 2, 3 and 4. The test results of the finger mapping test according to 4.1 items of finish paint of the HG/T4761-2014 aqueous polyurethane resin coating are shown in Table 2, the test results of the cooling and heat dissipation effect performance of the nanocarbon material-based aqueous heat dissipation coating are shown in Table 3, and the temperature test comparison table in example 1 is shown in Table 4.
TABLE 2
TABLE 3
TABLE 4
As can be seen from the above table, the water-based cooling and heat dissipating coating based on the nano carbon material provided by the embodiment of the invention has good heat dissipating performance, and the product performance meets the standard HG/T4761-2014 waterborne polyurethane resin coating, the standard HG/T4758-2014 waterborne acrylic resin coating, the standard GB/T10294-2008 protective hot plate method for determining the steady-state thermal resistance and related characteristics of a heat insulating material, and completely meets the HJ2537-2014 water-based coating for the technical requirements of environmental label products.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1, aqueous cooling and heat dissipation coating based on nano carbon material, which is characterized in that the aqueous cooling and heat dissipation coating comprises a component A and a component B, wherein,
the component A comprises the following components in percentage by weight, based on the total weight of the component A as 100 percent:
the component B comprises a water dispersible isocyanate curing agent, an alcohol ether solvent and deionized water.
2. The nanocarbon-based aqueous cooling and heat dissipating coating material according to claim 1, wherein the PVA binder is a water-soluble polyvinyl alcohol resin binder.
3. The nanocarbon-based aqueous cooling and heat dissipating coating material according to claim 1, wherein the aqueous hyperdispersant is at least selected from the group consisting of polyether aqueous hyperdispersants, polyacrylic aqueous hyperdispersants, and polyolefin aqueous hyperdispersants.
4. The nanocarbon-based aqueous cooling and heat dissipating coating of any one of claims 1 to 3 and , wherein the aqueous polyurethane dispersion is selected from the group consisting of an aliphatic aqueous polyurethane dispersion and an aqueous hydroxy acrylic emulsion.
5. The nanocarbon material-based aqueous cooling and heat dissipating coating of any one of claims 1 to 3 and , wherein the nanocarbon material is at least selected from the group consisting of graphene, carbon nanotubes, nanocarbon spheres, nanocarbon fibers.
6. The nanocarbon material-based aqueous cooling and heat dissipating coating of any one of claims 1 to 3 and , wherein the coupling agent is at least selected from titanate coupling agent, polysiloxane coupling agent, complex acid ester coupling agent and aluminate coupling agent.
7. The nanocarbon-based aqueous cooling and heat dissipating coating material of any one of claims 1 to 3 and , wherein the nanoscale heat dissipating filler is at least selected from spinel pigments, aluminum nitride, aluminum oxide, silicon nitride, silicon carbide, magnesium oxide, zinc oxide, silicon oxide, barium titanate and cerium oxide, and/or
The other fillers are at least selected from barium sulfate, talcum powder, wollastonite powder, silicon micropowder, mica powder and coarse whiting powder.
8. The nanocarbon material-based aqueous cooling and heat dissipating coating material of any one of claims 1 to 3 and , wherein the thixotropic agent is at least selected from the group consisting of an aqueous organically modified bentonite thixotropic agent, a nano fumed silica thixotropic agent, an attapulgite thixotropic agent, a polyamide wax emulsion and a polyethylene wax emulsion.
9. The nanocarbon-based aqueous cooling and heat dissipating coating material of any one of claims 1 to 3 and , wherein the water-dispersible isocyanate curing agent is at least selected from the group consisting of water-dispersible diphenylmethane diisocyanate, water-dispersible toluene diisocyanate, water-dispersible isophorone diisocyanate, water-dispersible diphenylmethane diisocyanate, water-dispersible dicyclohexylmethane diisocyanate and water-dispersible hexamethylene diisocyanate, and/or
The alcohol ether solvent is at least selected from propylene glycol methyl ether, propylene glycol ethyl ether, propylene glycol propyl ether, propylene glycol butyl ether, dipropylene glycol methyl ether, dipropylene glycol propyl ether and dipropylene glycol butyl ether.
10, preparation methods of the nano-carbon material-based water-based cooling and heat dissipation coating, which is characterized by comprising the following steps:
weighing the components according to the formula of the nanocarbon material-based aqueous cooling and heat dissipating coating of any one of claims 1 to 9, wherein the formula is ;
mixing half of deionized water, PVA binder, aqueous hyper-dispersant, coupling agent, part of other additives and nano carbon material powder serving as a component A in the formula, adding nano heat dissipation filler and other fillers after dispersion treatment, and continuously dispersing to obtain th dispersion slurry;
dispersing the aqueous polyurethane dispersion of the component A in the formula, the rest of other additives and the thixotropic agent until the slurry is in a uniform fluid state to obtain a component A;
and dispersing the water-dispersible isocyanate curing agent, the alcohol ether solvent and the deionized water of the component B until the slurry is in a uniform fluid state to obtain the component B.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810801259.4A CN110734694A (en) | 2018-07-20 | 2018-07-20 | aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810801259.4A CN110734694A (en) | 2018-07-20 | 2018-07-20 | aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110734694A true CN110734694A (en) | 2020-01-31 |
Family
ID=69235199
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810801259.4A Pending CN110734694A (en) | 2018-07-20 | 2018-07-20 | aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110734694A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111171708A (en) * | 2020-02-22 | 2020-05-19 | 东莞市鹏威能源科技有限公司 | High-temperature-resistant graphene rapid heat-dissipation anticorrosive paint and preparation method and application thereof |
CN111334140A (en) * | 2020-03-26 | 2020-06-26 | 广东产品质量监督检验研究院(国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室) | Micro-nano carbon composite heat dissipation coating and preparation method thereof |
CN112521843A (en) * | 2020-12-04 | 2021-03-19 | 湖南格仑新材股份有限公司 | Preparation method of carbon nanotube structure infrared radiation heat dissipation coating |
CN113502120A (en) * | 2021-08-02 | 2021-10-15 | 广东宝伯力新材料科技有限公司 | Polyurethane colored finish paint and preparation method thereof |
CN116144258A (en) * | 2023-04-19 | 2023-05-23 | 昱垠科技有限公司 | Super wear-resistant modified polyurethane floor coating and preparation process thereof |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105153906A (en) * | 2015-09-07 | 2015-12-16 | 济南清纳材料科技有限公司 | Water-based polyurethane functional coating material and preparation method thereof |
-
2018
- 2018-07-20 CN CN201810801259.4A patent/CN110734694A/en active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105153906A (en) * | 2015-09-07 | 2015-12-16 | 济南清纳材料科技有限公司 | Water-based polyurethane functional coating material and preparation method thereof |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111171708A (en) * | 2020-02-22 | 2020-05-19 | 东莞市鹏威能源科技有限公司 | High-temperature-resistant graphene rapid heat-dissipation anticorrosive paint and preparation method and application thereof |
CN111334140A (en) * | 2020-03-26 | 2020-06-26 | 广东产品质量监督检验研究院(国家质量技术监督局广州电气安全检验所、广东省试验认证研究院、华安实验室) | Micro-nano carbon composite heat dissipation coating and preparation method thereof |
CN112521843A (en) * | 2020-12-04 | 2021-03-19 | 湖南格仑新材股份有限公司 | Preparation method of carbon nanotube structure infrared radiation heat dissipation coating |
CN113502120A (en) * | 2021-08-02 | 2021-10-15 | 广东宝伯力新材料科技有限公司 | Polyurethane colored finish paint and preparation method thereof |
CN116144258A (en) * | 2023-04-19 | 2023-05-23 | 昱垠科技有限公司 | Super wear-resistant modified polyurethane floor coating and preparation process thereof |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN110734694A (en) | aqueous cooling and heat dissipation coating based on nano carbon material and preparation method thereof | |
JP6843452B2 (en) | How to prepare a composition containing carbon black | |
CN107429116B (en) | Aqueous coating agent composition, and coating composition for aqueous lubricating coating film and member comprising same | |
CN111183192B (en) | Antistatic powder coating composition | |
CN110724432A (en) | Graphene water-based anticorrosive paint and preparation method thereof | |
CN109836996A (en) | Aqueous thermally conductive anticorrosive paint of one kind and preparation method thereof | |
CN106497338A (en) | Graphene oxide modified waterborne epoxy corrosion resistant coating | |
CN110564235B (en) | Water-based acrylic amino baking paint and preparation method thereof | |
CN110607119A (en) | Graphene modified two-component waterborne polyurethane anticorrosive paint and preparation method thereof | |
KR20100050252A (en) | Resin composition for surface-treated steel sheet and surface-treated steel sheet using the same | |
JPH11349846A (en) | Surface-treated calcium carbonate filler its production, and resin composition containing the filler | |
CN115044279B (en) | Two-dimensional polydopamine reinforced waterborne epoxy composite anticorrosive paint and preparation method and application thereof | |
CN109796793A (en) | A kind of aqueous inorganic high temperature heat radiation coating and preparation method thereof based on carbon nanomaterial | |
JP2006257318A (en) | Resin composition for uv ray screening and stain-resistant coating, its manufacturing method and laminated body | |
Zhang et al. | Investigation of reinforced performance of modified graphene oxide/high solid content polysiloxane nanocomposite coating films | |
Liu et al. | In situ preparation and properties of waterborne polyurethane/edge-isocyanated hexagonal boron nitride composite dispersions | |
CN112430431A (en) | Water-based asphalt anticorrosive paint for outdoor floors and preparation method thereof | |
CN110791171A (en) | Composite nano material reinforced solvent type epoxy primer and preparation method thereof | |
CN104479494A (en) | Graphene-based nanometre zero-valent zinc coating and preparation method thereof | |
CN105860811A (en) | Waterborne polyurethane paint and method for preparing same | |
CN111253826A (en) | Water-soluble silicon steel sheet paint and preparation process thereof | |
TW202233799A (en) | Thermal interface material | |
CN110760239A (en) | Composite nano material reinforced water-based epoxy primer and preparation method thereof | |
CN105949980A (en) | Water-based polyurethane paint and preparation method thereof | |
KR20130074206A (en) | Method of dispersing diamond in resin solution and surface-treated steel sheet by using the resin composition |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200131 |