CN105505059A - Water-borne fluoride-silicone-acrylic nano-sol super-weatherproof stain-resistant coating and preparation method thereof - Google Patents
Water-borne fluoride-silicone-acrylic nano-sol super-weatherproof stain-resistant coating and preparation method thereof Download PDFInfo
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- CN105505059A CN105505059A CN201511010441.0A CN201511010441A CN105505059A CN 105505059 A CN105505059 A CN 105505059A CN 201511010441 A CN201511010441 A CN 201511010441A CN 105505059 A CN105505059 A CN 105505059A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- C09D5/1606—Antifouling paints; Underwater paints characterised by the anti-fouling agent
- C09D5/1612—Non-macromolecular compounds
- C09D5/1618—Non-macromolecular compounds inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- C09D5/1668—Vinyl-type polymers
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- 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
- C09D7/63—Additives non-macromolecular organic
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
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- 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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Abstract
The invention discloses a water-borne fluoride-silicone-acrylic nano-sol super-weatherproof stain-resistant coating, which is prepared from the following components in parts by weight: 10 to 20 parts of nano silicone acrylic latex, 30 to 50 parts of fluorine-containing acrylic acid resin latex, 8 to 12 parts of hydroxyl-containing fluoride-silicone-acrylic resin, 8 to 10 parts of water-borne fluorocarbon resin latex, 1 to 3 parts of emulsifier, 0.8 to 1.5 parts of initiator, 2 to 5 parts of coconut diethanol amide, 1 to 3 parts of sucrose palmitate, 3 to 4 parts of nanofiller, 20 to 40 parts of deionized water and 2 to 4 parts of other aid agents. The invention also discloses a preparation method for the coating. The coating prepared by the invention has good weather resistance and stain resistance, very good self-cleaning performance, certain water resistance, a high adhesive force, good film property and certain shock resistance; moreover, the preparation method is simple, and the cost is low.
Description
Technical field:
The present invention relates to paint field, be specifically related to a kind of water propyl fluorosilicate nano sol weatherability antifouling paint.
Background technology:
The developing direction of building coating is high-decoration, strong resistance to soiling, high-durability and saving resource, the saving energy, nuisanceless, pollution-free, the requirement that is beneficial to environmental protection, meets Sustainable development.Consider from ornamental and that resistant is durable angle, solvent based coating ratio is easier to meet the demands.As solvent-type acrylic coating, the solvent-borne type fluorocarbon coating especially recently developed, its stain resistant, ageing resistance have reached quite high level, but its solvent load is many, toxicity is large, coating's permeability is poor, easy peeling peels off.
Chinese patent (01139089.1) discloses a kind of water propyl fluorosilicate nano sol weatherability antifouling paint, it forms main film forming substance with the acrylic emulsions that water-base fluorocarbon emulsion, acrylic emulsions and self-cross linking type are organic-silicon-modified, and mix nano material, this coating has excellent super-weathering resistance and strong stain resistant, good permeability, but its film performance is poor, and film adhesive is bad, and impact resistance is bad.
Summary of the invention:
The object of this invention is to provide a kind of water propyl fluorosilicate nano sol weatherability antifouling paint, its weather-proof anti-pollution characteristic is good, good permeability, and film performance is excellent, and strong adhesion, impact resistance is good.
Another object of the present invention is to provide the preparation method of this coating.
For achieving the above object, the present invention is by the following technical solutions:
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 10-20 part,
Fluoroacrylic resin emulsion 30-50 part,
Hydroxy fluorosilicon containing propyl resin 8-12 part,
Water-based fluororesin emulsion 8-10 part,
Emulsifying agent 1-3 part, initiator 0.8-1.5 part,
Coco-nut oil fatty acid diethanolamine 2-5 part,
Palmitinic acid sucrose ester 1-3 part,
Nano filling 3-4 part,
Deionized water 20-40 part,
Other auxiliary agents 2-4 part.
Preferred as technique scheme, a kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 12 parts,
Fluoroacrylic resin emulsion 45 parts,
Hydroxy fluorosilicon containing propyl resin 10 parts,
Water-based fluororesin emulsion 8 parts,
Emulsifying agent 2 parts, initiator 1.2 parts,
Coco-nut oil fatty acid diethanolamine 5 parts,
Palmitinic acid sucrose ester 3 parts,
Nano filling 3.5 parts,
Deionized water 37 parts,
Other auxiliary agents 3 parts.
Preferred as technique scheme, described hydroxy fluorosilicon containing propyl resin be by fluoroolefin-alkyl vinyl ether copolymer resins, organosilicon, Hydroxylated acrylic resin is crosslinked forms.
Preferred as technique scheme, described emulsifying agent is the mixture of polyoxyethylene 20 sorbitan monooleate, alkylphenol polyoxyethylene, Sodium dodecylbenzene sulfonate, and three's mass ratio is 1:2-2.5:3.
Preferred as technique scheme, described initiator is one or more mixing in urethane formate resin, acetic ester, diisopropyl azodiformate.
Preferred as technique scheme, described Nano filling is nano-TiO
2, nanometer calcium chloride, Nano-meter SiO_2
2mixture, three's mass ratio is 0.5-1:3:1.
Preferred as technique scheme, other auxiliary agents described, comprise with parts by weight: catalyzer 0.5-1 part, anti-sagging agent 1-1.5 part, dispersion agent 1-2 part, solidifying agent 1-3 part.
A preparation method for water propyl fluorosilicate nano sol weatherability antifouling paint, comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 60-70 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 2-5ml/min, after reaction 20-30min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 1-3h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1-2h under the power of 500-800W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Preferred as technique scheme, in step (1), the rate of addition of described water-based fluororesin emulsion is 3.5ml/min.
Preferred as technique scheme, in step (2), described ultrasonic power is 700W, and the time of described excusing from death is 1.5h.
Compared with prior art, the present invention has following beneficial effect:
The present invention adds coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester preparing in water propyl fluorosilicate nano sol weatherability antifouling paint process, substantially increases film performance and the stability of coating;
The rate of addition of conservative control water-based fluororesin emulsion of the present invention, make the coating homogeneity of preparation good, sol particles particle diameter is little passable, surface active groups is many, good being cross-linked can be formed with Nano filling, thus the coating resistant good weatherability prepared, and consistency of performance.
Embodiment:
For a better understanding of the present invention, below by embodiment, the present invention is further described, and embodiment, only for explaining the present invention, can not form any restriction to the present invention.
Embodiment 1
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 10 parts, fluoroacrylic resin emulsion 30 parts,
Hydroxy fluorosilicon containing propyl resin 8 parts, water-based fluororesin emulsion 8 parts,
Emulsifying agent 1 part, initiator 0.8 part,
Coco-nut oil fatty acid diethanolamine 2 parts, palmitinic acid sucrose ester 1 part,
Nano filling 3 parts, deionized water 20 parts, other auxiliary agents 2 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 60 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 2ml/min, after reaction 20min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 1h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1h under the power of 500W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Embodiment 2
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 20 parts, fluoroacrylic resin emulsion 50 parts,
Hydroxy fluorosilicon containing propyl resin 12 parts, water-based fluororesin emulsion 10 parts,
Emulsifying agent 3 parts, initiator 1.5 parts,
Coco-nut oil fatty acid diethanolamine 5 parts, palmitinic acid sucrose ester 3 parts,
Nano filling 4 parts, deionized water 40 parts, other auxiliary agents 4 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 70 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 5ml/min, after reaction 30min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 3h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 2h under the power of 5800W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Embodiment 3
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 12 parts, fluoroacrylic resin emulsion 45 parts,
Hydroxy fluorosilicon containing propyl resin 10 parts, water-based fluororesin emulsion 8 parts,
Emulsifying agent 2 parts, initiator 1.2 parts,
Coco-nut oil fatty acid diethanolamine 5 parts, palmitinic acid sucrose ester 3 parts,
Nano filling 3.5 parts, deionized water 37 parts, other auxiliary agents 3 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 60 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 2.5ml/min, after reaction 20min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 1.5h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1.2h under the power of 600W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Embodiment 4
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 12 parts, fluoroacrylic resin emulsion 35 parts,
Hydroxy fluorosilicon containing propyl resin 9 parts, water-based fluororesin emulsion 8.5 parts,
Emulsifying agent 1.5 parts, initiator 0.9 part,
Coco-nut oil fatty acid diethanolamine 3 parts, palmitinic acid sucrose ester 1.5 parts,
Nano filling 3.2 parts, deionized water 25 parts, other auxiliary agents 2.5 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 60 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 3ml/min, after reaction 25min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 2h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1.4h under the power of 700W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Embodiment 5
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 14 parts, fluoroacrylic resin emulsion 40 parts,
Hydroxy fluorosilicon containing propyl resin 10 parts, water-based fluororesin emulsion 9 parts,
Emulsifying agent 2 parts, initiator 1.2 parts,
Coco-nut oil fatty acid diethanolamine 3.5 parts, palmitinic acid sucrose ester 2 parts,
Nano filling 3.4 parts, deionized water 30 parts, other auxiliary agents 3 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 70 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 4ml/min, after reaction 30min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 2.5h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1.6h under the power of 600W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Embodiment 6
A kind of water propyl fluorosilicate nano sol weatherability antifouling paint, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 17 parts, fluoroacrylic resin emulsion 45 parts,
Hydroxy fluorosilicon containing propyl resin 11 parts, water-based fluororesin emulsion 9.5 parts,
Emulsifying agent 3 parts, initiator 1.4 parts,
Coco-nut oil fatty acid diethanolamine 4 parts, palmitinic acid sucrose ester 2.5 parts,
Nano filling 3.8 parts, deionized water 35 parts, other auxiliary agents 4 parts.
Its preparation method comprises the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 70 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 4ml/min, after reaction 28min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 2h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1.8h under the power of 800W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
Performance test is carried out to the coating that the present invention obtains below.
(1) film impact strength
By the regulation of GB/T1732-93, specifically lain in upward by test plate (panel) film on impact tester iron platform, weight borrows control device to be fixed on a certain height of slide cartridge, and pressing control knob, namely weight freely falls within drift.Take out test plate (panel), record height, check that test plate (panel) has flawless, wrinkle and the phenomenon such as to peel off, represent result with cm or kgcm.
(2) film adhesive
With the sticking power of cross-hatching test film, by the regulation of GB/T9286, specifically by test plate (panel) film square on the platform of level, draw lattice guarded blade utility knife in film coated surface respectively laterally and vertically to mark the square net of one group of fine uniform, observe film damage intensity, result represents with 0-5 level, and 0 grade represents that sticking power is best.
(3) film stain resistant
Stain resistant testing method with reference to gram Lay benefactor department is tested, be specially take 1.0g preparation ash mix with 1.0g butyleneglycol, add 998.0g water and be mixed with pollutent suspension, 60 ° of angles test panel level are become to place, with pump by pollutent suspension with the spray of the flow velocity cycle balance of 200L/min on test panel, after spray 30min, 50 DEG C of dryings 24 hours again, then measure film reflection coefficient L value, to spray the rate of descent of front and back film reflection coefficient to evaluate stain resistant.
Test result is as shown in table 1, and wherein comparative example is commercially available common fluorine silicon-acrylic coatings.
Table 1
From table 1, the paint adhesion obtained by the present invention is strong, and impact resistance is good, and weather-proof stain resistant is good.
Claims (10)
1. a water propyl fluorosilicate nano sol weatherability antifouling paint, is characterized in that, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 10-20 part,
Fluoroacrylic resin emulsion 30-50 part,
Hydroxy fluorosilicon containing propyl resin 8-12 part,
Water-based fluororesin emulsion 8-10 part,
Emulsifying agent 1-3 part, initiator 0.8-1.5 part,
Coco-nut oil fatty acid diethanolamine 2-5 part,
Palmitinic acid sucrose ester 1-3 part,
Nano filling 3-4 part,
Deionized water 20-40 part,
Other auxiliary agents 2-4 part.
2. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, is characterized in that, with parts by weight, comprises following component:
Nano-silicon acrylic emulsion 12 parts,
Fluoroacrylic resin emulsion 45 parts,
Hydroxy fluorosilicon containing propyl resin 10 parts,
Water-based fluororesin emulsion 8 parts,
Emulsifying agent 2 parts, initiator 1.2 parts,
Coco-nut oil fatty acid diethanolamine 5 parts,
Palmitinic acid sucrose ester 3 parts,
Nano filling 3.5 parts,
Deionized water 37 parts,
Other auxiliary agents 3 parts.
3. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, is characterized in that, described hydroxy fluorosilicon containing propyl resin is cross-linked is formed by fluoroolefin-alkyl vinyl ether copolymer resins, organosilicon, Hydroxylated acrylic resin.
4. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, it is characterized in that, described emulsifying agent is the mixture of polyoxyethylene 20 sorbitan monooleate, alkylphenol polyoxyethylene, Sodium dodecylbenzene sulfonate, and three's mass ratio is 1:2-2.5:3.
5. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, is characterized in that, described initiator is one or more mixing in urethane formate resin, acetic ester, diisopropyl azodiformate.
6. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, is characterized in that, described Nano filling is nano-TiO
2, nanometer calcium chloride, Nano-meter SiO_2
2mixture, three's mass ratio is 0.5-1:3:1.
7. a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 1, is characterized in that, other auxiliary agents described, comprise with parts by weight: catalyzer 0.5-1 part, anti-sagging agent 1-1.5 part, dispersion agent 1-2 part, solidifying agent 1-3 part.
8. the preparation method of a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as described in as arbitrary in claim 1 to 7, is characterized in that, comprise the following steps:
(1) in there-necked flask, add nano-silicon acrylic emulsion, fluoroacrylic resin emulsion and hydroxy fluorosilicon containing propyl resin, be uniformly mixed, be warming up to 60-70 DEG C, add emulsifying agent, initiator, after mixing, dropwise add water-based fluororesin emulsion with the speed of 2-5ml/min, after reaction 20-30min, add coco-nut oil fatty acid diethanolamine, palmitinic acid sucrose ester, continue reaction 1-3h, be cooled to room temperature and obtain mixed solution;
(2) Nano filling and deionized water are mixed, add other auxiliary agents, ultrasonic 1-2h under the power of 500-800W, obtains Nano filling dispersion liquid;
(3) by the Nano filling dispersion liquid mixing and stirring that the mixed solution obtained of step (1) and step (2) obtain, water propyl fluorosilicate nano sol weatherability antifouling paint is obtained.
9. the preparation method of a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 8, is characterized in that, in step (1), the rate of addition of described water-based fluororesin emulsion is 3.5ml/min.
10. the preparation method of a kind of water propyl fluorosilicate nano sol weatherability antifouling paint as claimed in claim 8, is characterized in that, in step (2), described ultrasonic power is 700W, and the time of described excusing from death is 1.5h.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109593422A (en) * | 2018-10-10 | 2019-04-09 | 中山大学 | A kind of water-soluble low surface energy marine antifouling coating |
| CN109608960A (en) * | 2018-10-29 | 2019-04-12 | 郭跃 | A kind of preparation method of automobile finish |
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| CN103319641A (en) * | 2013-06-17 | 2013-09-25 | 玖青涂料（上海）有限公司 | Water-based hydroxyl fluorosilicone acrylic resin as well as preparation method and application thereof |
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| CN1354211A (en) * | 2001-12-07 | 2002-06-19 | 上海大学 | Water propyl fluorosilicate nano sol weatherability pollution-resisting coating material |
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| CN103319641A (en) * | 2013-06-17 | 2013-09-25 | 玖青涂料（上海）有限公司 | Water-based hydroxyl fluorosilicone acrylic resin as well as preparation method and application thereof |
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Application publication date: 20160420 |