CN109337457B - Wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and preparation method thereof - Google Patents
Wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and preparation method thereof Download PDFInfo
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- CN109337457B CN109337457B CN201810977466.5A CN201810977466A CN109337457B CN 109337457 B CN109337457 B CN 109337457B CN 201810977466 A CN201810977466 A CN 201810977466A CN 109337457 B CN109337457 B CN 109337457B
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- 239000000839 emulsion Substances 0.000 title claims abstract description 105
- 239000003973 paint Substances 0.000 title claims abstract description 49
- 238000004140 cleaning Methods 0.000 title claims abstract description 41
- 230000000694 effects Effects 0.000 title claims abstract description 40
- 240000002853 Nelumbo nucifera Species 0.000 title claims abstract description 35
- 235000006508 Nelumbo nucifera Nutrition 0.000 title claims abstract description 35
- 235000006510 Nelumbo pentapetala Nutrition 0.000 title claims abstract description 35
- 230000003075 superhydrophobic effect Effects 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 21
- 229920000642 polymer Polymers 0.000 claims abstract description 58
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 45
- 239000002562 thickening agent Substances 0.000 claims abstract description 36
- 239000002270 dispersing agent Substances 0.000 claims abstract description 23
- 239000000945 filler Substances 0.000 claims abstract description 23
- -1 pH regulator Substances 0.000 claims abstract description 23
- 239000003755 preservative agent Substances 0.000 claims abstract description 23
- 238000009736 wetting Methods 0.000 claims abstract description 23
- 230000002335 preservative effect Effects 0.000 claims abstract description 21
- 239000000049 pigment Substances 0.000 claims abstract description 20
- 230000002209 hydrophobic effect Effects 0.000 claims abstract description 15
- 239000008399 tap water Substances 0.000 claims abstract description 13
- 235000020679 tap water Nutrition 0.000 claims abstract description 13
- 239000002994 raw material Substances 0.000 claims abstract description 8
- 239000000843 powder Substances 0.000 claims description 51
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N titanium dioxide Inorganic materials O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 40
- 239000002518 antifoaming agent Substances 0.000 claims description 38
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 claims description 30
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical group CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 30
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 24
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 20
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical compound [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 20
- 229920001909 styrene-acrylic polymer Polymers 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 14
- 239000004408 titanium dioxide Substances 0.000 claims description 14
- 229920003171 Poly (ethylene oxide) Polymers 0.000 claims description 13
- 239000008367 deionised water Substances 0.000 claims description 13
- 229910021641 deionized water Inorganic materials 0.000 claims description 13
- 229920002635 polyurethane Polymers 0.000 claims description 13
- 239000004814 polyurethane Substances 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000002002 slurry Substances 0.000 claims description 12
- IRLPACMLTUPBCL-KQYNXXCUSA-N 5'-adenylyl sulfate Chemical compound C1=NC=2C(N)=NC=NC=2N1[C@@H]1O[C@H](COP(O)(=O)OS(O)(=O)=O)[C@@H](O)[C@H]1O IRLPACMLTUPBCL-KQYNXXCUSA-N 0.000 claims description 11
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 11
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 claims description 10
- 229940100484 5-chloro-2-methyl-4-isothiazolin-3-one Drugs 0.000 claims description 10
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000654 additive Substances 0.000 claims description 10
- 230000000996 additive effect Effects 0.000 claims description 10
- CBTVGIZVANVGBH-UHFFFAOYSA-N aminomethyl propanol Chemical group CC(C)(N)CO CBTVGIZVANVGBH-UHFFFAOYSA-N 0.000 claims description 10
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 10
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 10
- DHNRXBZYEKSXIM-UHFFFAOYSA-N chloromethylisothiazolinone Chemical group CN1SC(Cl)=CC1=O DHNRXBZYEKSXIM-UHFFFAOYSA-N 0.000 claims description 10
- 239000006185 dispersion Substances 0.000 claims description 10
- 239000004816 latex Substances 0.000 claims description 10
- 229920000126 latex Polymers 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- LZZYPRNAOMGNLH-UHFFFAOYSA-M Cetrimonium bromide Chemical compound [Br-].CCCCCCCCCCCCCCCC[N+](C)(C)C LZZYPRNAOMGNLH-UHFFFAOYSA-M 0.000 claims description 9
- 239000012752 auxiliary agent Substances 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 235000017557 sodium bicarbonate Nutrition 0.000 claims description 7
- 229910000030 sodium bicarbonate Inorganic materials 0.000 claims description 7
- POAOYUHQDCAZBD-UHFFFAOYSA-N 2-butoxyethanol Chemical compound CCCCOCCO POAOYUHQDCAZBD-UHFFFAOYSA-N 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 6
- DAFHKNAQFPVRKR-UHFFFAOYSA-N (3-hydroxy-2,2,4-trimethylpentyl) 2-methylpropanoate Chemical group CC(C)C(O)C(C)(C)COC(=O)C(C)C DAFHKNAQFPVRKR-UHFFFAOYSA-N 0.000 claims description 5
- IBLKWZIFZMJLFL-UHFFFAOYSA-N 1-phenoxypropan-2-ol Chemical compound CC(O)COC1=CC=CC=C1 IBLKWZIFZMJLFL-UHFFFAOYSA-N 0.000 claims description 5
- 239000005995 Aluminium silicate Substances 0.000 claims description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 claims description 5
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 5
- 235000012211 aluminium silicate Nutrition 0.000 claims description 5
- 235000011114 ammonium hydroxide Nutrition 0.000 claims description 5
- 235000010216 calcium carbonate Nutrition 0.000 claims description 5
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 5
- 239000002480 mineral oil Substances 0.000 claims description 5
- 235000010446 mineral oil Nutrition 0.000 claims description 5
- 229920000570 polyether Polymers 0.000 claims description 5
- 239000010456 wollastonite Substances 0.000 claims description 5
- 229910052882 wollastonite Inorganic materials 0.000 claims description 5
- 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
- 238000000034 method Methods 0.000 claims description 4
- UIIMBOGNXHQVGW-DEQYMQKBSA-M Sodium bicarbonate-14C Chemical compound [Na+].O[14C]([O-])=O UIIMBOGNXHQVGW-DEQYMQKBSA-M 0.000 claims description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N EtOH Substances CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 239000003002 pH adjusting agent Substances 0.000 claims description 2
- CCEKAJIANROZEO-UHFFFAOYSA-N sulfluramid Chemical compound CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F CCEKAJIANROZEO-UHFFFAOYSA-N 0.000 claims description 2
- 239000002131 composite material Substances 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 5
- 230000032683 aging Effects 0.000 abstract description 3
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 239000011324 bead Substances 0.000 abstract description 2
- 230000008595 infiltration Effects 0.000 abstract description 2
- 238000001764 infiltration Methods 0.000 abstract description 2
- 230000002528 anti-freeze Effects 0.000 abstract 1
- 239000013530 defoamer Substances 0.000 abstract 1
- 125000005605 benzo group Chemical group 0.000 description 6
- 238000000576 coating method Methods 0.000 description 5
- 238000000227 grinding Methods 0.000 description 5
- 239000003607 modifier Substances 0.000 description 5
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical class [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 239000004615 ingredient Substances 0.000 description 3
- 229920000056 polyoxyethylene ether Polymers 0.000 description 3
- 229940051841 polyoxyethylene ether Drugs 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000011737 fluorine Substances 0.000 description 2
- 229910052731 fluorine Inorganic materials 0.000 description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 2
- 239000004926 polymethyl methacrylate Substances 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 238000005201 scrubbing Methods 0.000 description 2
- 238000003828 vacuum filtration Methods 0.000 description 2
- JKTAIYGNOFSMCE-UHFFFAOYSA-N 2,3-di(nonyl)phenol Chemical compound CCCCCCCCCC1=CC=CC(O)=C1CCCCCCCCC JKTAIYGNOFSMCE-UHFFFAOYSA-N 0.000 description 1
- 229920000536 2-Acrylamido-2-methylpropane sulfonic acid Polymers 0.000 description 1
- XHZPRMZZQOIPDS-UHFFFAOYSA-N 2-Methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulfonic acid Chemical compound OS(=O)(=O)CC(C)(C)NC(=O)C=C XHZPRMZZQOIPDS-UHFFFAOYSA-N 0.000 description 1
- DUIOKRXOKLLURE-UHFFFAOYSA-N 2-octylphenol Chemical compound CCCCCCCCC1=CC=CC=C1O DUIOKRXOKLLURE-UHFFFAOYSA-N 0.000 description 1
- 229920002972 Acrylic fiber Polymers 0.000 description 1
- SNRUBQQJIBEYMU-UHFFFAOYSA-N Dodecane Natural products CCCCCCCCCCCC SNRUBQQJIBEYMU-UHFFFAOYSA-N 0.000 description 1
- IGFHQQFPSIBGKE-UHFFFAOYSA-N Nonylphenol Natural products CCCCCCCCCC1=CC=C(O)C=C1 IGFHQQFPSIBGKE-UHFFFAOYSA-N 0.000 description 1
- 229920005372 Plexiglas® Polymers 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 125000003438 dodecyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- QZXQKYMXZRGKLB-UHFFFAOYSA-N n,n'-bis(2-phenylethyl)oxamide Chemical compound C=1C=CC=CC=1CCNC(=O)C(=O)NCCC1=CC=CC=C1 QZXQKYMXZRGKLB-UHFFFAOYSA-N 0.000 description 1
- SNQQPOLDUKLAAF-UHFFFAOYSA-N nonylphenol Chemical compound CCCCCCCCCC1=CC=CC=C1O SNQQPOLDUKLAAF-UHFFFAOYSA-N 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003169 water-soluble polymer Polymers 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
- C09D125/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Coating compositions based on derivatives of such polymers
- C09D125/02—Homopolymers or copolymers of hydrocarbons
- C09D125/04—Homopolymers or copolymers of styrene
- C09D125/08—Copolymers of styrene
- C09D125/14—Copolymers of styrene with unsaturated esters
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
-
- 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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
- C09D133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09D133/08—Homopolymers or copolymers of acrylic acid esters
-
- 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
- C09D143/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing boron, silicon, phosphorus, selenium, tellurium, or a metal; Coating compositions based on derivatives of such polymers
- C09D143/04—Homopolymers or copolymers of monomers containing silicon
-
- 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
- C09D5/02—Emulsion paints including aerosols
- C09D5/024—Emulsion paints including aerosols characterised by the additives
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
-
- 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
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1681—Antifouling coatings characterised by surface structure, e.g. for roughness effect giving superhydrophobic coatings or Lotus effect
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Paints Or Removers (AREA)
Abstract
The invention discloses a wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and a preparation method thereof, wherein the emulsion paint comprises the following raw materials: polymer emulsion, film forming assistant, defoamer, antifreeze, wetting dispersant, pH regulator, preservative, leveling agent, thickener, pigment, filler, polymer micropowder and tap water; the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint has better stain resistance of more than 1 grade, a contact angle of more than 135 degrees, strong hydrophobicity, good scrub resistance and good aging resistance, can keep an outer wall as new for a long time, can instantly slide in a bead shape without infiltration, has stronger hydrophobic waterproof function and lasting hydrophobic effect, and can prevent dust from effectively contacting with a wall surface due to a surface microstructure of the emulsion paint, thereby achieving the purposes of easy shedding and self cleaning.
Description
Technical Field
The invention relates to the technical field of emulsion paints, in particular to a wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and a preparation method thereof.
Background
At present, the coating market is mainly medium and low grade products, mainly aims at decoration, has little market share of functional coatings, but with continuous deepening of scientific and technological work, people have higher and higher requirements on the coatings, and novel functional coatings continuously have new product research and development success and are smoothly pushed to the market. The external wall self-cleaning emulsion paint as a functional coating enters the market, but the existing emulsion paint is easy to be stained with dust on the surface after long-term use, cannot have the reasons of lasting self-cleaning effect, poor self-cleaning effect, no waterproofness, water seepage, poor weather resistance, high cost and the like, and cannot be well popularized all the time.
Disclosure of Invention
In order to solve the problems, the invention aims to provide the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and the preparation method thereof.
In order to achieve the purpose, the invention is realized by the following technical scheme:
the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint comprises the following raw materials in parts by weight: 350-400 parts of polymer emulsion, 20-30 parts of film forming additive, 1-2 parts of defoaming agent, 10-15 parts of antifreezing agent, 6-8 parts of wetting dispersant, 1-2 parts of pH regulator, 1-2 parts of preservative, 3-4 parts of flatting agent, 3-4 parts of thickening agent, 250-280 parts of pigment, 100-150 parts of filler, 50-80 parts of polymer micro powder and 100-200 parts of tap water;
the polymer emulsion is modified styrene-acrylic emulsion, pure acrylic emulsion or silicone acrylic emulsion;
the film-forming auxiliary agent is 2,2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, ethylene glycol butyl ether or propylene glycol phenyl ether;
the defoaming agent is a mineral oil defoaming agent, an organic silicon defoaming agent or a polyether defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is wollastonite powder, heavy calcium carbonate, kaolin or talcum powder;
the polymer micro powder is polytetrafluoroethylene micro powder, silicon micro powder, acrylic micro powder or polyvinyl chloride micro powder.
Preferably, the polymer emulsion is organic fluorine modified styrene-acrylic emulsion.
Preferably, the modified styrene-acrylic emulsion is obtained according to the following preparation method:
adding OP-10, n-amyl alcohol, DF-10 and AMPS into deionized water, dispersing uniformly, then sequentially adding methyl methacrylate, butyl acrylate, styrene and acrylic acid, and stirring uniformly to obtain an emulsion; wherein the mass ratio of OP-10, n-amyl alcohol, DF-10, AMPS, deionized water, methyl methacrylate, butyl acrylate, styrene and acrylic acid is 2-4: 0.4-0.6: 0.8-1.2: 0.4-0.6: 240-260: 15-18: 90-100: 90-100: 10-15;
adding the 1/5 emulsion obtained in the step I into a reaction kettle, heating to 72-76 ℃, adding ammonium persulfate and sodium bicarbonate into the reaction kettle, heating to 78-82 ℃, and finishing dropping the rest emulsion at a constant speed within 3 hours, wherein the dropping speed can ensure that the raw materials are completely reacted, and the molecular chain is moderate, so that the situation that the molecular chain is too short due to too high dropping speed is avoided; keeping the temperature for 1 hour, cooling to 35-45 ℃, adding ammonia water to adjust the pH value to 8-9, filtering, and discharging to obtain a modified styrene-acrylic emulsion;
the mass ratio of ammonium persulfate to sodium bicarbonate to n-amyl alcohol used in the step I is 1.2-1.8: 1-1.5: 0.4 to 0.6.
Preferably, the pigment is rutile titanium dioxide with the particle size of 20-50 nm.
Preferably, the rutile type titanium dioxide is treated by cetyl trimethyl ammonium bromide, and has hydrophobic property.
Preferably, the polymer micro powder is acrylic micro powder with the particle size of 15-25 microns.
The invention also discloses a preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint, which comprises the following steps:
the method comprises the steps of adding 100-200 parts by weight of tap water into a mixing tank, adding 6-8 parts by weight of wetting dispersant and 1-2 parts by weight of defoaming agent, adding 250-280 parts by weight of pigment and 100-150 parts by weight of filler after uniform dispersion, and uniformly dispersing to obtain slurry;
the slurry obtained in the step is ground to be less than 15 microns through a sand mill, 50-80 parts of polymer micro powder are added to be uniformly dispersed, 350-400 parts of polymer emulsion, 20-30 parts of film forming auxiliary agents, 10-15 parts of antifreezing agents, 1-2 parts of preservatives and 3-4 parts of flatting agents are added in sequence under stirring, 3-4 parts of thickening agents and 1-2 parts of pH adjusting agents are added in sequence after uniform dispersion, and the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint is obtained.
The polymer emulsion is modified styrene-acrylic emulsion, pure acrylic emulsion or silicone acrylic emulsion;
the film-forming auxiliary agent is 2,2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, ethylene glycol butyl ether or propylene glycol phenyl ether;
the defoaming agent is a mineral oil defoaming agent, an organic silicon defoaming agent or a polyether defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is wollastonite powder, heavy calcium carbonate, kaolin or talcum powder;
the polymer micro powder is polytetrafluoroethylene micro powder, silicon micro powder, acrylic micro powder or polyvinyl chloride micro powder.
Compared with the prior art, the invention has the following advantages:
the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint has better stain resistance which can reach more than 1 grade, a contact angle which is more than 135 degrees, strong hydrophobicity, good scrub resistance and good aging resistance, can keep an outer wall as new for a long time, can instantly slide in a bead shape without infiltration, has stronger hydrophobic waterproof function and lasting hydrophobic effect, and can prevent dust from effectively contacting with a wall surface due to a surface microstructure, thereby achieving the purposes of easy shedding and self cleaning;
the mixed use of the polymer micropowder with specific components and other components of the invention makes the paint film have strong self-cleaning effect and hydrophobic waterproof effect for the following reasons: firstly, the polymer micro powder has strong hydrophobicity, and because of the protrusions with proper surface density, air is sealed between the protrusions when water falls on the protrusions, so that the water and a paint film can not be contacted, and the hydrophobic and waterproof effects are greatly improved; secondly, the selection of the type and the quantity of the polymer micro powder can form a lotus leaf-like surface structure on the surface of a paint film, so that the surface of the paint film is provided with bulges with certain density, the contact surface between water and the paint film is reduced, dust cannot effectively contact with the paint film, and the self-cleaning effect is achieved, and on the other hand, the hardness and the surface smoothness of the paint film can be increased, the scrubbing resistance of the paint film is improved, and the dust cannot effectively contact with the paint film due to the arrangement of the polymer micro powder with proper density on the surface of the paint film and is easy to fall off, so that the self.
Detailed Description
The invention aims to provide a wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint and a preparation method thereof, and the preparation method is realized by the following technical scheme:
rutile type titanium dioxide which has hydrophobic property and is treated by cetyl trimethyl ammonium bromide is obtained according to the following steps:
putting titanium dioxide powder and deionized water into a reaction kettle according to the mass ratio of 1: 8-12, uniformly stirring at low speed, adding a modifier of cetyl trimethyl ammonium bromide, wherein the ratio of the modifier to the titanium dioxide (mass ratio) is 1: 45-55, heating to 80 ℃, uniformly dispersing at a constant temperature of 500r/min for 2 hours, discharging, carrying out vacuum filtration to obtain modified titanium dioxide, and drying and grinding the filtered titanium dioxide to obtain the modified titanium dioxide with hydrophobic property.
The optimized titanium dioxide powder and deionized water are mixed according to the mass ratio of 1: 10; the ratio (mass ratio) of the modifier to the titanium dioxide is 1: 50; the rutile type titanium dioxide which has hydrophobic property and is treated by cetyl trimethyl ammonium bromide is prepared by adopting the preferred proportion in the embodiment of the application.
Alkylphenol polyoxyethylene is APEO for short, wherein Nonylphenol Polyoxyethylene (NPEO) accounts for more than 80 percent at most; secondly, octyl phenol polyoxyethylene ether (OPEO), which accounts for more than 15 percent; dodecyl Polyoxyethylene Ether (DPEO) and dinonyl phenol polyoxyethylene ether (DNPEO) account for about 1% of each.
OP-10 is polyoxyethylene alkylphenol ether, DF-10 is N-ethyl perfluorooctyl sulfonamide ethanol, AMPS is 2-acrylamido-2-methylpropanesulfonic acid; acrylic, also known as PMMA or plexiglass, is derived from acrylic (acrylic plastic) english, and is known by the chemical name polymethylmethacrylate;
a nonionic polyurethane associative thickener, namely a polyurethane thickener, HEUR for short, is a hydrophobic group modified ethoxy polyurethane water-soluble polymer, and belongs to nonionic associative thickeners.
The invention is further described with reference to specific examples.
Example 1
A wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is composed of the following raw materials: 350kg of polymer emulsion, 20kg of film-forming additive, 1kg of defoaming agent, 10kg of antifreezing agent, 6kg of wetting dispersant, 1kg of pH regulator, 1kg of preservative, 3kg of flatting agent, 3kg of thickening agent, 250kg of pigment, 100kg of filler, 50kg of polymer micro powder and 100kg of tap water;
the polymer emulsion is modified styrene-acrylic emulsion;
the film-forming additive is 2,2, 4-trimethyl-1, 3-pentanediol monoisobutyrate;
the defoaming agent is mineral oil defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is wollastonite powder;
the polymer micro powder is polytetrafluoroethylene micro powder.
Example 2
A wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is composed of the following raw materials: 400kg of polymer emulsion, 30kg of film-forming additive, 2kg of defoaming agent, 15kg of antifreezing agent, 8kg of wetting dispersant, 2kg of pH regulator, 2kg of preservative, 4kg of flatting agent, 4kg of thickening agent, 280kg of pigment, 150kg of filler, 80kg of polymer micro powder and 200kg of tap water;
the polymer emulsion is pure acrylic emulsion;
the film-forming auxiliary agent is ethylene glycol butyl ether;
the defoaming agent is an organic silicon defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is heavy calcium carbonate;
the polymer micro powder is silicon micro powder.
Example 3
A wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is composed of the following raw materials: 380kg of polymer emulsion, 24kg of film-forming additive, 1.2kg of defoaming agent, 12kg of antifreezing agent, 6.5kg of wetting dispersant, 1.6kg of pH regulator, 1.4kg of preservative, 3.6kg of flatting agent, 3.2kg of thickening agent, 260kg of pigment, 120kg of filler, 60kg of polymer micropowder and 140kg of tap water;
the polymer emulsion is silicone-acrylate emulsion;
the film-forming additive is propylene glycol phenyl ether;
the defoaming agent is a polyether defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is kaolin; the pigment is rutile titanium dioxide with the particle size of 20-50 nm;
the polymer micro powder is 15-25 microns of acrylic micro powder.
Example 4
A wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is composed of the following raw materials: 360kg of polymer emulsion, 26kg of film-forming additive, 1.5kg of defoaming agent, 14kg of antifreezing agent, 7kg of wetting dispersant, 1.5kg of pH regulator, 1.5kg of preservative, 3.5kg of flatting agent, 3.5kg of thickening agent, 270kg of pigment, 130kg of filler, 70kg of polymer micro powder and 150kg of tap water;
the polymer emulsion is organic fluorine modified styrene-acrylic emulsion;
the film-forming auxiliary agent is ethylene glycol butyl ether;
the defoaming agent is an organic silicon defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is talcum powder; the pigment is rutile titanium dioxide with the particle size of 20-50 nm;
the polymer micro powder is polyvinyl chloride micro powder.
Example 5
The ingredients and proportions were the same as in example 4 except that the type of polymer emulsion was a modified benzo emulsion.
The modified styrene-acrylic emulsion is prepared by the following preparation method:
adding OP-10, n-amyl alcohol, DF-10 and AMPS into deionized water, dispersing uniformly, then sequentially adding methyl methacrylate, butyl acrylate, styrene and acrylic acid, and stirring uniformly to obtain an emulsion; wherein the mass ratio of OP-10, n-amyl alcohol, DF-10, AMPS, deionized water, methyl methacrylate, butyl acrylate, styrene and acrylic acid is 2: 0.4: 0.8: 0.4: 240: 15: 90: 90: 10;
adding the 1/5 emulsion obtained in the step I into a reaction kettle, heating to 72 ℃, adding ammonium persulfate and sodium bicarbonate into the mixture, heating to 78 ℃, dripping the rest emulsion at a constant speed within 3 hours, cooling to 35 ℃ after keeping the temperature for 1 hour, adding ammonia water to adjust the pH value to 8, filtering, discharging to obtain a modified styrene-acrylic emulsion;
the mass ratio of ammonium persulfate to sodium bicarbonate to n-pentanol used in the step (i) is 1.2: 1: 0.4.
example 6
The ingredients and proportions were the same as in example 4 except that the type of polymer emulsion was a modified benzo emulsion.
The modified styrene-acrylic emulsion is prepared by the following preparation method:
adding OP-10, n-amyl alcohol, DF-10 and AMPS into deionized water, dispersing uniformly, then sequentially adding methyl methacrylate, butyl acrylate, styrene and acrylic acid, and stirring uniformly to obtain an emulsion; wherein the mass ratio of OP-10, n-amyl alcohol, DF-10, AMPS, deionized water, methyl methacrylate, butyl acrylate, styrene and acrylic acid is 4: 0.6: 1.2: 0.6: 260: 18: 100: 100: 15;
adding the 1/5 emulsion obtained in the step I into a reaction kettle, heating to 76 ℃, adding ammonium persulfate and sodium bicarbonate, heating to 82 ℃, dripping the rest emulsion at a constant speed within 3 hours, cooling to 45 ℃ after keeping the temperature for 1 hour, adding ammonia water to adjust the pH value to 9, filtering, discharging to obtain a modified styrene-acrylic emulsion;
the mass ratio of ammonium persulfate to sodium bicarbonate to n-pentanol used in the step (i) is 1.8: 1.5: 0.6.
example 7
The ingredients and proportions were the same as in example 4, except that the polymer emulsion was a modified benzo emulsion and the pigment was rutile titanium dioxide powder treated with cetyltrimethylammonium bromide, which had hydrophobic properties.
The modified styrene-acrylic emulsion is prepared by the following preparation method:
adding OP-10, n-amyl alcohol, DF-10 and AMPS into deionized water, dispersing uniformly, then sequentially adding methyl methacrylate, butyl acrylate, styrene and acrylic acid, and stirring uniformly to obtain an emulsion; wherein the mass ratio of OP-10, n-amyl alcohol, DF-10, AMPS, deionized water, methyl methacrylate, butyl acrylate, styrene and acrylic acid is 3: 0.5: 1.0: 0.5: 250: 16: 95: 95: 12;
adding the 1/5 emulsion obtained in the step I into a reaction kettle, heating to 74 ℃, adding ammonium persulfate and sodium bicarbonate, heating to 80 ℃, dripping the rest emulsion at a constant speed within 3 hours, cooling to 40 ℃ after keeping the temperature for 1 hour, adding ammonia water to adjust the pH value to 8.5, filtering, discharging to obtain a modified styrene-acrylic emulsion;
the mass ratio of ammonium persulfate to sodium bicarbonate to n-pentanol used in the step (i) is 1.5: 1.2: 0.5;
the rutile type titanium dioxide is treated by cetyl trimethyl ammonium bromide, and the steps are as follows:
putting titanium dioxide powder and deionized water into a reaction kettle according to the mass ratio of 1:10, uniformly stirring at low speed, adding a modifier of cetyl trimethyl ammonium bromide, wherein the ratio of the modifier to the titanium dioxide (mass ratio) is 1: 50, heating to 80 ℃, uniformly dispersing at a constant temperature of 500r/min for 2 hours, discharging, performing vacuum filtration to obtain modified titanium dioxide, and drying and grinding the filtered titanium dioxide to obtain the modified titanium dioxide with hydrophobic property.
Example 8
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in the embodiment 1 comprises the following steps:
adding 100kg of tap water into a mixing tank, adding 6kg of wetting dispersant and 1kg of defoaming agent, adding 250kg of pigment and 100kg of filler after uniform dispersion, and uniformly dispersing to obtain slurry;
grinding the slurry obtained in the step to be less than 15 microns through a sand mill, adding 50kg of polymer micro powder, uniformly dispersing, adding 350kg of polymer emulsion, 20kg of film-forming aid, 10kg of antifreezing agent, 1kg of preservative and 3kg of flatting agent in turn under stirring, and adding 3kg of thickening agent and 1kg of pH regulator in turn after uniform dispersion to obtain the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint;
the polymer emulsion is modified styrene-acrylic emulsion;
the film-forming additive is 2,2, 4-trimethyl-1, 3-pentanediol monoisobutyrate;
the defoaming agent is mineral oil defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is wollastonite powder;
the polymer micro powder is polytetrafluoroethylene micro powder.
Example 9
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in the embodiment 2 comprises the following steps:
adding 200kg of tap water into a mixing tank, adding 8kg of wetting dispersant and 2kg of defoaming agent, adding 280kg of pigment and 150kg of filler after uniform dispersion, and uniformly dispersing to obtain slurry;
grinding the slurry obtained in the step to be less than 15 microns through a sand mill, adding 80kg of polymer micro powder, uniformly dispersing, sequentially adding 400kg of polymer emulsion, 30kg of film-forming aid, 15kg of antifreezing agent, 2kg of preservative and 4kg of flatting agent under stirring, and sequentially adding 4kg of thickening agent and 2kg of pH regulator after uniform dispersion to obtain the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint;
the polymer emulsion is pure acrylic emulsion;
the film-forming auxiliary agent is ethylene glycol butyl ether;
the defoaming agent is an organic silicon defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is heavy calcium carbonate;
the polymer micro powder is silicon micro powder.
Example 10
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in embodiment 3 comprises the following steps:
adding 140kg of tap water into a mixing tank, adding 6.5kg of wetting dispersant and 1.2kg of defoaming agent, uniformly dispersing, adding 260kg of pigment and 120kg of filler, and uniformly dispersing to obtain slurry;
grinding the slurry obtained in the step to be less than 15 microns through a sand mill, adding 60kg of polymer micro powder, uniformly dispersing, adding 380kg of polymer emulsion, 24kg of film-forming aid, 12kg of antifreezing agent, 1.4kg of preservative and 3.6kg of flatting agent in turn under stirring, and adding 3.2kg of thickening agent and 1.6kg of pH regulator in turn after uniform dispersion to obtain the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint; the polymer emulsion is silicone-acrylate emulsion;
the film-forming additive is propylene glycol phenyl ether;
the defoaming agent is a polyether defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is kaolin; the pigment is rutile titanium dioxide with the particle size of 20-50 nm;
the polymer micro powder is 15-25 microns of acrylic micro powder.
Example 11
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in embodiment 4 comprises the following steps:
the method comprises the steps of adding 150kg of tap water into a mixing tank, adding 7kg of wetting dispersant and 1.5kg of defoaming agent, adding 270kg of pigment and 130kg of filler after uniform dispersion, and uniformly dispersing to obtain slurry;
the slurry obtained in the step is ground to be less than 15 microns through a sand mill, 70kg of polymer micro powder is added to be uniformly dispersed, 360kg of polymer emulsion, 26kg of film forming aid, 14kg of antifreezing agent, 1.5kg of preservative and 3.5kg of flatting agent are sequentially added under stirring, 3.5kg of thickening agent and 1.5kg of pH regulator are sequentially added after being uniformly dispersed, and the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is obtained.
Example 12
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in example 5 is the same as that in example 10, except that the type of the polymer emulsion is modified benzo emulsion.
Example 13
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in example 6 is the same as that in example 10, except that the type of the polymer emulsion is modified benzo emulsion.
Example 14
The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint in example 7 is the same as that in example 10, except that the type of the polymer emulsion is modified benzo emulsion; the pigment is rutile titanium dioxide which has hydrophobic property and is treated by cetyl trimethyl ammonium bromide.
When the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is used, putty on the outer wall of a wall surface is leveled, an alkali-resistant sealing primer is brushed, and the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is coated or sprayed twice after being dried.
The performance of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paints obtained in examples 1 to 7 was tested, and the results are shown in table 1:
table 1 Performance detection data table of wear-resistant, waterproof, self-cleaning and super-hydrophobic emulsion paint with lotus leaf effect in embodiments 1-7
As can be seen from the detection data in Table 1, the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint has a strong hydrophobic and waterproof function, is good in stain resistance which can reach more than level 1, and has good scrubbing resistance and aging resistance.
Claims (2)
1. The wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint is characterized in that: the composite material comprises the following raw materials in parts by weight: 350-400 parts of polymer emulsion, 20-30 parts of film forming additive, 1-2 parts of defoaming agent, 10-15 parts of antifreezing agent, 6-8 parts of wetting dispersant, 1-2 parts of pH regulator, 1-2 parts of preservative, 3-4 parts of flatting agent, 3-4 parts of thickening agent, 250-280 parts of pigment, 100-150 parts of filler, 50-80 parts of polymer micro powder and 100-200 parts of tap water;
the polymer emulsion is modified styrene-acrylic emulsion;
the modified styrene-acrylic emulsion is prepared by the following preparation method:
adding OP-10, n-amyl alcohol, DF-10 and AMPS into deionized water, dispersing uniformly, then sequentially adding methyl methacrylate, butyl acrylate, styrene and acrylic acid, and stirring uniformly to obtain an emulsion; wherein the mass ratio of OP-10, n-amyl alcohol, DF-10, AMPS, deionized water, methyl methacrylate, butyl acrylate, styrene and acrylic acid is 2-4: 0.4-0.6: 0.8-1.2: 0.4-0.6: 240-260: 15-18: 90-100: 90-100: 10-15;
the DF-10 is N-ethyl perfluorooctyl sulfonamide ethanol;
adding the 1/5 emulsion obtained in the step one into a reaction kettle, heating to 72-76 ℃, adding ammonium persulfate and sodium bicarbonate, heating to 78-82 ℃, dripping the rest emulsion at a constant speed within 3 hours, cooling to 35-45 ℃ after keeping the temperature for 1 hour, adding ammonia water to adjust the pH value to 8-9, filtering, discharging to obtain a modified styrene-acrylic emulsion;
the mass ratio of ammonium persulfate to sodium bicarbonate to n-amyl alcohol used in the step I is 1.2-1.8: 1-1.5: 0.4 to 0.6;
the film-forming auxiliary agent is 2,2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, ethylene glycol butyl ether or propylene glycol phenyl ether;
the defoaming agent is a mineral oil defoaming agent, an organic silicon defoaming agent or a polyether defoaming agent;
the antifreezing agent is propylene glycol; the wetting dispersant is alkylphenol polyoxyethylene; the pH regulator is AMP-95; the preservative is methyl chloro isothiazolinone; the leveling agent is DSX 3116; the thickening agent is nonionic polyurethane associative thickening agent; the filler is wollastonite powder, heavy calcium carbonate, kaolin or talcum powder;
the polymer micro powder is acrylic micro powder with the particle size of 15-25 microns;
the pigment is rutile type titanium dioxide with the particle size of 20-50 nm, and the rutile type titanium dioxide is treated by cetyl trimethyl ammonium bromide and has hydrophobic performance.
2. The preparation method of the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect emulsion paint as claimed in claim 1, is characterized in that: the method comprises the following steps:
the method comprises the steps of adding 100-200 parts by weight of tap water into a mixing tank, adding 6-8 parts by weight of wetting dispersant and 1-2 parts by weight of defoaming agent, adding 250-280 parts by weight of pigment and 100-150 parts by weight of filler after uniform dispersion, and uniformly dispersing to obtain slurry;
the slurry obtained in the step is ground to be less than 15 microns through a sand mill, 50-80 parts of polymer micro powder are added to be uniformly dispersed, 350-400 parts of polymer emulsion, 20-30 parts of film forming auxiliary agents, 10-15 parts of antifreezing agents, 1-2 parts of preservatives and 3-4 parts of flatting agents are added in sequence under stirring, 3-4 parts of thickening agents and 1-2 parts of pH adjusting agents are added in sequence after uniform dispersion, and the wear-resistant waterproof self-cleaning super-hydrophobic lotus leaf effect latex paint is obtained.
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| CN110591482A (en) * | 2019-09-19 | 2019-12-20 | 重庆兴渝新材料研究院有限公司 | Water-based nano hydrophobic high-stain-resistance flat-coating finish paint and preparation method thereof |
| CN110845930B (en) * | 2019-11-19 | 2021-09-28 | 合众（佛山）化工有限公司 | Self-antibacterial polyether amine derivative modified styrene-acrylic emulsion coating and preparation method thereof |
| CN112210295A (en) * | 2020-10-14 | 2021-01-12 | 顺德区容桂鼎笠环保涂料厂 | Paintable and erasable water-based porcelain wall paint and preparation method thereof |
| CN112662264B (en) * | 2020-12-18 | 2021-11-30 | 江西景新漆业股份有限公司 | Super-hydrophobic anti-fouling interior wall latex paint and use method thereof |
| CN113354995A (en) * | 2021-05-07 | 2021-09-07 | 中至商贸(杭州)有限公司 | Preparation process of self-cleaning vacuum film |
| CN114672216A (en) * | 2021-12-24 | 2022-06-28 | 清华大学天津高端装备研究院 | Anti-fouling self-cleaning full-effect all-in-one wall paint |
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