CN109082179A - A kind of abrasion-resistance water building Nano waterproof paint and preparation method thereof - Google Patents
A kind of abrasion-resistance water building Nano waterproof paint and preparation method thereof Download PDFInfo
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- CN109082179A CN109082179A CN201810712419.8A CN201810712419A CN109082179A CN 109082179 A CN109082179 A CN 109082179A CN 201810712419 A CN201810712419 A CN 201810712419A CN 109082179 A CN109082179 A CN 109082179A
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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
- 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
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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
- C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
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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
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
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- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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Abstract
The invention discloses a kind of abrasion-resistance waters to build Nano waterproof paint, including below according to the raw material of parts by weight: 120-420 parts of aqueous silicone acrylic emulsion, 30-320 parts of aqueous polyurethane emulsion, 50-70 parts of titanium dioxide, 120-160 parts of powdered whiting, 20-40 parts of mica, 40-60 parts of hollow ceramic microspheres, 2-5 parts of hydroxyethyl cellulose, 6-10 parts of coalescing agent, 20-30 parts of other auxiliary agents, 200-250 parts of deionized water.The invention also discloses the preparation methods of abrasion-resistance water building Nano waterproof paint.Abrasion-resistance water building Nano waterproof paint prepared by the present invention has good wear-resisting and waterproof performance, while also having effects that breathe freely, and simple process, lower production costs have a vast market foreground.
Description
Technical field
The present invention relates to technical field of coatings, specifically a kind of abrasion-resistance water building Nano waterproof paint and its preparation side
Method.
Background technique
Building coating is mainly used for the coating products of house decoration as one kind, has decoration functions, defencive function and residence
Firmly property improves function.With the continuous development and refinement of domestic coating industry, market is to the requirement with special functional coating
Also more and more prominent, the performance requirements such as dirt-resistant, water-fast, acid-alkali-corrosive-resisting, fire-retardant are more increased, wherein water-proof function is made
For a critical function of building products, the use value, use condition and sanitary condition of building have been related to it, have affected
The production activity of people and the quality of working life have consequence to guarantee construction quality.Building water-proof paint is as normal
The house decoration coating seen, is increasingly valued by people.The type of common water-repellent paint has polyurethane water-proof paint, double groups
Polyurethane water-proof paint, hydroxy polybutadiene type polyurethane water-proof paint, mono-composition poyurethane water-proof paint, polymer cement waterproof is divided to apply
Material, polymer emulsion water-repellent paint, pitch class water-repellent paint and modified pitch class water-repellent paint etc..But conventional building
Water-repellent paint often only has water-proof function, and wear-resisting property is performed poor, meanwhile, the gas permeability of water-repellent paint is often bad, shadow
People's lives quality is rung.Therefore it in order to meet requirement of the every profession and trade to water-repellent paint, researches and develops a kind of wear-resisting ventilative aqueous
Building Nano waterproof paint seems particularly necessary.
Summary of the invention
The purpose of the present invention is to provide a kind of abrasion-resistance water building Nano waterproof paints and preparation method thereof, on solving
State the problem of proposing in background technique.
To achieve the above object, the invention provides the following technical scheme:
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: aqueous silicone acrylic emulsion 120-420
It is part, 30-320 parts of aqueous polyurethane emulsion, 50-70 parts of titanium dioxide, 120-160 parts of powdered whiting, 20-40 parts of mica, hollow
40-60 parts of ceramic microsphere, 2-5 parts of hydroxyethyl cellulose, 6-10 parts of coalescing agent, 20-30 parts of other auxiliary agents, deionized water 200-
250 parts；Other described auxiliary agents include dispersing agent, wetting agent, defoaming agent, fungicide, antifreezing agent and PH regulator.
As a further solution of the present invention: including below according to the raw material of parts by weight: 300 parts of aqueous silicone acrylic emulsion, water
Property 150 parts of polyaminoester emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 50 parts of hollow ceramic microspheres, ethoxy
4 parts of cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, 230 parts of deionized water.
As further scheme of the invention: the diameter of the hollow ceramic microspheres is 10-20 μm.
As further scheme of the invention: the coalescing agent is alcohol ester-12, dibutyl phthalate and polyamides
One of imines or a variety of combinations.
As further scheme of the invention: the antifreezing agent is ethylene glycol.
As further scheme of the invention: the PH regulator is 2-amino-2-methyl-1-propanol.
The preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, ultrasonic disperse 10-30min adds suitable quantity of water and uses mass fraction
It is 8-9.5 that the ammonium hydroxide of 20-30wt%, which adjusts pH value, ethyl orthosilicate is then slowly added dropwise while stirring at 50 DEG C, by what is obtained
Suspension is centrifugated 5-40min under the conditions of 2000-4000r/min, with washes of absolute alcohol 2-5 times, 40-100 DEG C of condition
Lower vacuum drying, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 10-30min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 10-30min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
As further scheme of the invention: in step 1), the mass body of the hollow ceramic microspheres and dehydrated alcohol
Ratio is accumulated as 1-10g:100-600mL, the mass volume ratio of the hollow ceramic microspheres and ethyl orthosilicate is 1-10g:1-60mL.
As further scheme of the invention: in step 1), the rate of addition of the ethyl orthosilicate is 0.01-0.6
mL/min。
The abrasion-resistance water building Nano waterproof paint is preparing the purposes in aqueous architectural coating.
Compared with prior art, the beneficial effects of the present invention are:
Abrasion-resistance water building Nano waterproof paint prepared by the present invention is added to nano modification hollow ceramic microspheres, so that wear-resisting water
Property building Nano waterproof paint there is ventilative effect again while with wear-resisting and water-proof function, by micro- to hollow ceramic
Ball progress nano modification has obtained hollow for the preparing spherical SiO 2 cladding of shell by core, nano silica of hollow ceramic microspheres
Ceramic microsphere improves the wear-resisting property of coating.Meanwhile aperture is formed by nano modification hollow ceramic microspheres and other raw materials
Microcellular structure of the size between water droplet minimum diameter and vapor diameter, can make vapor can not by coating water droplet
Pass through, so that abrasion-resistance water building Nano waterproof paint had both had good wear-resisting and waterproof performance, while also having ventilative
The effect of, simple process, lower production costs have a vast market foreground.
Specific embodiment
Technical solution of the present invention is described in more detail With reference to embodiment.
Embodiment 1
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 120 parts of aqueous silicone acrylic emulsion,
320 parts of aqueous polyurethane emulsion, 50 parts of titanium dioxide, 120 parts of powdered whiting, 20 parts of mica, 40 parts of hollow ceramic microspheres, hydroxyl second
2 parts of base cellulose, 6 parts of coalescing agent, 20 parts of other auxiliary agents, 200 parts of deionized water.Wherein, other described auxiliary agents include dispersion
4 parts of agent, 1.6 parts of wetting agent, 2 parts of defoaming agent, 1.6 parts of fungicide, 9.6 parts of antifreezing agent and 1.2 parts of PH regulator；The hollow pottery
The diameter of porcelain microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2-
Amino-2-methyl -1- propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 2
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 420 parts of aqueous silicone acrylic emulsion,
30 parts of aqueous polyurethane emulsion, 70 parts of titanium dioxide, 160 parts of powdered whiting, 40 parts of mica, 60 parts of hollow ceramic microspheres, hydroxyl second
5 parts of base cellulose, 10 parts of coalescing agent, 30 parts of other auxiliary agents, 250 parts of deionized water.Wherein, other described auxiliary agents include dispersion
6 parts of agent, 2.4 parts of wetting agent, 3 parts of defoaming agent, 2.4 parts of fungicide, 14.4 parts of antifreezing agent and 1.8 parts of PH regulator；It is described hollow
The diameter of ceramic microsphere is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is
2-amino-2-methyl-1-propanol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 3
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 270 parts of aqueous silicone acrylic emulsion,
180 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 50 parts of hollow ceramic microspheres, hydroxyl second
4 parts of base cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, 230 parts of deionized water.Wherein, other described auxiliary agents include dispersion
5 parts of agent, 2 parts of wetting agent, 2.5 parts of defoaming agent, 2 parts of fungicide, 12 parts of antifreezing agent and 1.5 parts of PH regulator；The hollow ceramic
The diameter of microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2- ammonia
Base-2- methyl-1-propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 4
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 240 parts of aqueous silicone acrylic emulsion,
200 parts of aqueous polyurethane emulsion, 50 parts of titanium dioxide, 120 parts of powdered whiting, 20 parts of mica, 40 parts of hollow ceramic microspheres, hydroxyl second
2 parts of base cellulose, 6 parts of coalescing agent, 20 parts of other auxiliary agents, 200 parts of deionized water.Wherein, other described auxiliary agents include dispersion
4 parts of agent, 1.6 parts of wetting agent, 2 parts of defoaming agent, 1.6 parts of fungicide, 9.6 parts of antifreezing agent and 1.2 parts of PH regulator；The hollow pottery
The diameter of porcelain microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2-
Amino-2-methyl -1- propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 5
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 360 parts of aqueous silicone acrylic emulsion,
100 parts of aqueous polyurethane emulsion, 70 parts of titanium dioxide, 160 parts of powdered whiting, 40 parts of mica, 60 parts of hollow ceramic microspheres, hydroxyl second
5 parts of base cellulose, 10 parts of coalescing agent, 30 parts of other auxiliary agents, 250 parts of deionized water.Wherein, other described auxiliary agents include dispersion
6 parts of agent, 2.4 parts of wetting agent, 3 parts of defoaming agent, 2.4 parts of fungicide, 14.4 parts of antifreezing agent and 1.8 parts of PH regulator；It is described hollow
The diameter of ceramic microsphere is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is
2-amino-2-methyl-1-propanol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 6
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 320 parts of aqueous silicone acrylic emulsion,
120 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 50 parts of hollow ceramic microspheres, hydroxyl second
4 parts of base cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, 230 parts of deionized water.Wherein, other described auxiliary agents include dispersion
5 parts of agent, 2 parts of wetting agent, 2.5 parts of defoaming agent, 2 parts of fungicide, 12 parts of antifreezing agent and 1.5 parts of PH regulator；The hollow ceramic
The diameter of microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2- ammonia
Base-2- methyl-1-propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Embodiment 7
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 300 parts of aqueous silicone acrylic emulsion,
150 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 50 parts of hollow ceramic microspheres, hydroxyl second
4 parts of base cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, 230 parts of deionized water.Wherein, other described auxiliary agents include dispersion
5 parts of agent, 2 parts of wetting agent, 2.5 parts of defoaming agent, 2 parts of fungicide, 12 parts of antifreezing agent and 1.5 parts of PH regulator；The hollow ceramic
The diameter of microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2- ammonia
Base-2- methyl-1-propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol
For 1g:200mL, ultrasonic disperse 20min, adding suitable quantity of water and adjusting pH value with the ammonium hydroxide of mass fraction 25wt% is 9, then 50
Ethyl orthosilicate is slowly added dropwise at DEG C while stirring, the rate of addition of the ethyl orthosilicate is 0.08 mL/min, described hollow
The mass volume ratio of ceramic microsphere and ethyl orthosilicate is 1g:30mL, and obtained suspension is centrifuged under the conditions of 3000r/min
20min is separated, with being dried in vacuo under the conditions of washes of absolute alcohol 4 times, 60 DEG C, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
Comparative example 1
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 300 parts of aqueous silicone acrylic emulsion,
150 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 50 parts of hollow ceramic microspheres, hydroxyl second
4 parts of base cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, 230 parts of deionized water.Wherein, other described auxiliary agents include dispersion
5 parts of agent, 2 parts of wetting agent, 2.5 parts of defoaming agent, 2 parts of fungicide, 12 parts of antifreezing agent and 1.5 parts of PH regulator；The hollow ceramic
The diameter of microballoon is 16 μm；The coalescing agent is alcohol ester-12；The antifreezing agent is ethylene glycol；The PH regulator is 2- ammonia
Base-2- methyl-1-propyl alcohol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
2) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
3) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
4) mixed liquid B obtained in step 2 is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
Hollow ceramic microspheres are added after high-speed stirred 30min for white powder, powdered whiting and mica, continue high-speed stirred 10min, then divide
Mixed liquor C obtained in mixed emulsion A obtained in coalescing agent, step 1) and step 3), mechanical stirring are not sequentially added
5min to get.
Comparative example 2
A kind of abrasion-resistance water building Nano waterproof paint, including below according to the raw material of parts by weight: 300 parts of aqueous silicone acrylic emulsion,
150 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, 30 parts of mica, 4 parts of hydroxyethyl cellulose, film forming
8 parts of auxiliary agent, 25 parts of other auxiliary agents, 230 parts of deionized water.Wherein, other described auxiliary agents include 5 parts of dispersing agent, 2 parts of wetting agent,
2.5 parts of defoaming agent, 2 parts of fungicide, 12 parts of antifreezing agent and 1.5 parts of PH regulator；The coalescing agent is alcohol ester-12；It is described anti-
Jelly agent is ethylene glycol；The PH regulator is 2-amino-2-methyl-1-propanol.
In the present embodiment, the preparation method of the abrasion-resistance water building Nano waterproof paint, steps are as follows:
1) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
2) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 20min obtains mixed liquid B；
3) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 20min obtains mixed liquor C；
4) mixed liquid B obtained in step 2 is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
White powder, powdered whiting and mica, high-speed stirred 40min, then it is sequentially added into mixing obtained in coalescing agent, step 1)
Mixed liquor C obtained in latex A and step 3), mechanical stirring 5min to get.
Performance detection is carried out to abrasion-resistance water building Nano waterproof paint prepared by embodiment 7 and comparative example 1,2, wherein
The wear-resisting property measurement standard of coating is GB23988-2009, performance test results such as 1 institute of table of embodiment 7 and comparative example 1,2
Show.
From can be seen that the present invention in the data comparison of embodiment 7 and comparative example 1,2 by adding hollow ceramic microspheres,
The wear-resisting property of coating can be effectively improved, meanwhile, the present invention is by carrying out nano modification, energy to the hollow ceramic microspheres of addition
The wearability of coating is further improved while enough effectively improving the waterproof performance of coating.The present invention is micro- by hollow ceramic
The collective effect of ball and nano modification can effectively improve the wear-resisting property and waterproofness of abrasion-resistance water building Nano waterproof paint
Energy.
Abrasion-resistance water building Nano waterproof paint prepared by the present invention is added to nano modification hollow ceramic microspheres, so that resistance to
Mill aqueous architectural Nano waterproof paint has ventilative effect while with wear-resisting and water-proof function again, by hollow pottery
Porcelain microballoon is carried out nano modification and has obtained being coated using hollow ceramic microspheres as core, nano silica for the preparing spherical SiO 2 of shell
Hollow ceramic microspheres improve the wear-resisting property of coating.Meanwhile there is gap between the nano modification hollow ceramic microspheres,
Therefore, there is microcellular structure by the aqueous architectural coating that nano modification hollow ceramic microspheres and other raw materials are prepared, when micro-
When the pore size of pore structure is between water droplet minimum diameter and vapor diameter, vapor can be by coating, and water droplet
It can not then pass through, so that abrasion-resistance water building Nano waterproof paint not only has water-proof function, but also have effects that ventilative.
1 performance test results table of table
| Group | Wearability (L/ μm) | Impermeability (under 0.3MP, 30min) |
| Embodiment 7 | 1455 | It is waterproof |
| Comparative example 1 | 1320 | It is permeable |
| Comparative example 2 | 1156 | It is permeable |
Abrasion-resistance water building Nano waterproof paint prepared by the present invention has good wear-resisting and waterproof performance, while also having ventilative
The effect of, simple process, lower production costs have a vast market foreground.
Better embodiment of the invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
Formula within the knowledge of one of ordinary skill in the art can also be without departing from the purpose of the present invention
Various changes can be made.
Claims (10)
1. a kind of abrasion-resistance water builds Nano waterproof paint, which is characterized in that including below according to the raw material of parts by weight: aqueous silicon
120-420 parts of acrylic emulsion, 30-320 parts of aqueous polyurethane emulsion, 50-70 parts of titanium dioxide, 120-160 parts of powdered whiting, mica
20-40 parts, 40-60 parts of hollow ceramic microspheres, 2-5 parts of hydroxyethyl cellulose, 6-10 parts of coalescing agent, 20-30 parts of other auxiliary agents,
200-250 parts of deionized water；Other described auxiliary agents include that dispersing agent, wetting agent, defoaming agent, fungicide, antifreezing agent and PH are adjusted
Agent.
2. abrasion-resistance water according to claim 1 builds Nano waterproof paint, which is characterized in that including below according to weight
The raw material of part: 300 parts of aqueous silicone acrylic emulsion, 150 parts of aqueous polyurethane emulsion, 60 parts of titanium dioxide, 140 parts of powdered whiting, cloud
Female 30 parts, 50 parts of hollow ceramic microspheres, 4 parts of hydroxyethyl cellulose, 8 parts of coalescing agent, 25 parts of other auxiliary agents, deionized water 230
Part.
3. abrasion-resistance water according to claim 1 or 2 builds Nano waterproof paint, which is characterized in that the hollow ceramic
The diameter of microballoon is 10-20 μm.
4. abrasion-resistance water according to claim 1 builds Nano waterproof paint, which is characterized in that the coalescing agent is alcohol
One of ester -12, dibutyl phthalate and polyimides or a variety of combinations.
5. abrasion-resistance water according to claim 1 builds Nano waterproof paint, which is characterized in that the antifreezing agent is second two
Alcohol.
6. abrasion-resistance water according to claim 1 builds Nano waterproof paint, which is characterized in that the PH regulator is 2-
Amino-2-methyl -1- propyl alcohol.
7. a kind of preparation method of the abrasion-resistance water building Nano waterproof paint as described in claim 1-6 is any, feature exist
In steps are as follows:
1) in the dehydrated alcohol for dispersing hollow ceramic microspheres in, ultrasonic disperse 10-30min adds suitable quantity of water and uses mass fraction
It is 8-9.5 that the ammonium hydroxide of 20-30wt%, which adjusts pH value, ethyl orthosilicate is then slowly added dropwise while stirring at 50 DEG C, by what is obtained
Suspension is centrifugated 5-40min under the conditions of 2000-4000r/min, with washes of absolute alcohol 2-5 times, 40-100 DEG C of condition
Lower vacuum drying, obtains nano modification hollow ceramic microspheres；
2) under conditions of stirring at low speed, aqueous silicone acrylic emulsion and aqueous polyurethane emulsion are poured into a clean container, mixed
Uniformly, mixed emulsion A is obtained；
3) other auxiliary agents are added in 40 parts of deionized waters, ultrasonic disperse 10-30min obtains mixed liquid B；
4) 40 parts of deionized waters are addd hydroxyethyl cellulose into, mechanical stirring 10-30min obtains mixed liquor C；
5) mixed liquid B obtained in step 3) is added in Multi-functional dispersion machine, then sequentially adds remaining deionized water, titanium
The nano modification hollow ceramic microspheres that step 1) obtains are added after high-speed stirred 30min for white powder, powdered whiting and mica, after
Continuous high-speed stirred 10min, then be sequentially added into mixed emulsion A and step 4) obtained in coalescing agent, step 2 and obtain
Mixed liquor C, mechanical stirring 5min to get.
8. the preparation method of abrasion-resistance water building Nano waterproof paint according to claim 7, which is characterized in that step 1)
In, the mass volume ratio of the hollow ceramic microspheres and dehydrated alcohol is 1-10g:100-600mL, the hollow ceramic microspheres with
The mass volume ratio of ethyl orthosilicate is 1-10g:1-60mL.
9. the preparation method of abrasion-resistance water building Nano waterproof paint according to claim 7 or 8, which is characterized in that step
It is rapid 1) in, the rate of addition of the ethyl orthosilicate is 0.01-0.6 mL/min.
10. a kind of abrasion-resistance water building Nano waterproof paint as described in claim 1-6 is any is preparing aqueous architectural coating
In purposes.
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| CN111826073A (en) * | 2020-08-20 | 2020-10-27 | 河南朗迪新材料科技有限公司 | Preparation method of waterproof coating |
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Application publication date: 20181225 |