CN108641500A - A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder - Google Patents
A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder Download PDFInfo
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- CN108641500A CN108641500A CN201810399609.9A CN201810399609A CN108641500A CN 108641500 A CN108641500 A CN 108641500A CN 201810399609 A CN201810399609 A CN 201810399609A CN 108641500 A CN108641500 A CN 108641500A
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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
- 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
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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
- C09D5/14—Paints containing biocides, e.g. fungicides, insecticides or pesticides
-
- 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
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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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)
- Inorganic Chemistry (AREA)
- Plant Pathology (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Abstract
The invention discloses a kind of preparation methods of the antibacterial and mouldproof damping building coating of talcum powder containing modified nano zinc oxide, it is characterized in that, into nano zine oxide plus absolute ethyl alcohol is ultrasonic, silane coupling agent is added to mix thoroughly, heating treatment after ultrasound, it is filtered by vacuum after being washed with ethyl alcohol, is dried in air dry oven, be ground up, sieved to obtain modified nano zinc oxide；Into styrene-acrylic emulsion plus ammonium hydroxide adjusts pH, and in water-bath after electric stirring, silane coupling agent stirring is added dropwise, and modified nano zinc oxide, heating stirring is added to obtain modifying cinepazid emulsion；Talcum powder is dry in hot-air oven, aluminate coupling agent is added, coupling modifier talcum powder is made in the melt blending in high-speed mixer；Into pure water after bonus point powder, lubricant, neopelex stirring, add ethylene glycol, NaOH stirrings, adds sepiolite to rotate, filled stirring, again plus alcohol ester 12, modifying cinepazid emulsion stir, and adding preservative agent, dispersant mixing obtain antibacterial and mouldproof damping building coating.
Description
Technical field
The present invention relates to paint fields, and in particular to a kind of antibacterial and mouldproof damping containing modified nano zinc oxide-talcum powder
The preparation method of building coating.
Background technology
Traditional solvent-borne anticorrosive paint there are porositys it is high, hydrophobicity is poor, strength of coating is relatively low the problems such as, in traditional coating
Dopen Nano particle is to reduce porosity, improve hydrophobicity and improve a kind of common method of strength of coating.Graphene is a kind of
Bi-dimensional cellular shape carbon nanomaterial has larger specific surface area, high compactness and chemical inertness, has to corrosive medium relatively strong
Physical shielding performance, doped graphene can effectively improve the corrosion resistance of coating in organic coating.However, graphite
Alkene dispersibility in coating is low, is easy to happen reunion, generates point corrosion pit, destroys coating structure.In order to improve the dispersion of graphene
Property, the present invention prepares modified graphene aqueous epoxide resin paint using one step hydro thermal method, to improve the anti-corrosion of composite coating
Performance.
Invention content
The invention mainly solves the technical problem of providing a kind of antibacterial and mouldproof tune containing modified nano zinc oxide-talcum powder
The preparation method of wet building coating has good antibacterial and mouldproof, humidity according to building coating prepared by the technique.
A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder, feature exist
In carrying out according to the following steps：
（1）The modification of nano zine oxide：
Into 3-5 parts of nano-zinc oxide powders 1:Absolute ethyl alcohol is added in 18-22, and after being ultrasonically treated 15-20min, 0.15- is added
0.25 part of silane coupling agent, electric stirring 10-15min mixings, is ultrasonically treated 1-2h, then be warming up to 80-82 DEG C at 44-46 DEG C
2-3h is handled, wash 2-3 time with ethyl alcohol is filtered by vacuum afterwards, dries 20-24h in 80-83 DEG C of air dry oven, and ground 300
Mesh sieves, and obtains coupling modifier nano zine oxide；
（2）Styrene-acrylic emulsion is modified with coupling agent：
Ammonium hydroxide is added dropwise into 70-80 parts of styrene-acrylic emulsions, adjusting pH value of solution is 7-8, in water-bath after electric stirring 30-35min,
Silane coupling agent is added dropwise, continues to stir 1-2h, gained modified nano zinc oxide in (1) is added, is warming up to 44-46 DEG C of stirring 1-
2h is cooled to room temperature, and obtains modifying cinepazid emulsion；
（3）The modification of talcum powder：
20-25 parts of talcum powder are dried into 3-4h in 120-123 DEG C of hot-air oven, 1-2 parts of aluminate coupling agents are added, in 114-
Coupling modifier talcum powder is made in melt blending 15-20min in 116 DEG C of high-speed mixers；
（4）The preparation of antibacterial and mouldproof damping building coating：
Add 0.7-0.8 parts of dispersants, 0.7-0.8 parts of lubricants, 0.9-1 parts of detergent alkylate sulphurs into 160-180 parts of pure water
After sour sodium stirring 3-5min, adds 7-8 parts of ethylene glycol, 3-4 parts of NaOH stirring 3-5min, add 40-45 parts of sepiolite rotation 15-
20min, filled stirring 20-30min, then gained modifying cinepazid emulsion in 9-10 parts of alcohol esters 12, (2) is added to stir 20-
25min adds 0.4-0.5 portions of preservatives, 0.4-0.5 parts of dispersant mixings, obtains antibacterial and mouldproof damping building coating.
Wherein, step（1）（2）Middle silane coupling agent is KH570.
Step（4）Middle filler is 45-50 parts of titanium dioxides, 20-25 parts of kaolin, 130-140 parts of coarse whitings and gains in (3)
Material composition.
The reaction mechanism of the present invention is as follows：
Surface modification is carried out to nano zine oxide with silane coupling agent KH570, KH570 can successfully be grafted to zinc oxide surface, drop
Its low reunion degree, improves its dispersion effect in styrene-acrylic emulsion；Talcum powder is surface-treated with aluminate coupling agent,
The modified contact angle and activation rate for improving talcum powder is good with the switching performance of coating；Styrene-acrylic emulsion plays viscous in coating
The effect of mixture, film forming agent is combined coupling agent with styrene-acrylic emulsion, and mixed emulsion, the combination effect of nano-powder and coating is made
Fruit is good, and the sedimentation rate for adding the coating of KH570 modified zinc oxides is small, and the building complex performance of coating is good, and covering power performance is strong, resistance to
Aqueous energy is good, and has good antibacterial and antimildew function.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific embodiment is closed, the present invention is further explained.
Embodiment
A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder, feature exist
In carrying out according to the following steps：
（1）The modification of nano zine oxide：
Into 3kg nano-zinc oxide powders 1:18 are added absolute ethyl alcohol, and after being ultrasonically treated 15min, it is silane coupled that 0.15kg is added
Agent, electric stirring 10min mixings, is ultrasonically treated 1h at 44-46 DEG C, then is warming up to 80-82 DEG C of processing 2h, and 3 are washed with ethyl alcohol
Vacuum filtration after secondary, dries 20h in 80-83 DEG C of air dry oven, and it is nano oxidized to obtain coupling modifier for ground 300 mesh sieve
Zinc；
（2）Styrene-acrylic emulsion is modified with coupling agent：
Ammonium hydroxide is added dropwise into 70kg styrene-acrylic emulsions, adjusting pH value of solution is 7-8, and in water-bath after electric stirring 30min, silicon is added dropwise
Alkane coupling agent continues to stir 1h, and gained modified nano zinc oxide in (1) is added, and is warming up to 44-46 DEG C of stirring 1h, is cooled to room
Temperature obtains modifying cinepazid emulsion；
（3）The modification of talcum powder：
20kg talcum powder is dried into 3h in 120-123 DEG C of hot-air oven, 1kg aluminate coupling agents are added, in 114-116 DEG C of height
Coupling modifier talcum powder is made in melt blending 20min in fast mixing machine；
（4）The preparation of antibacterial and mouldproof damping building coating：
Into 160kg pure water plus after 0.7kg dispersants, 0.7kg lubricants, 0.9kg neopelexes stirring 3min,
Add 7kg ethylene glycol, 3kg NaOH stirring 3min, adds 40kg sepiolites to rotate 15min, filled stirring 20min, then add 9kg alcohol
Gained modifying cinepazid emulsion stirs 20min in ester 12, (2), adds 0.4kg preservatives, 0.4kg dispersant mixings, obtains antibacterial
Mould proof damping building coating.
Wherein, step（1）（2）Middle silane coupling agent is KH570.
Step（4）Middle filler is that 45kg titanium dioxides, 20kg kaolin, 130kg coarse whitings and resulting material in (3) form.
Claims (4)
1. a kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder, which is characterized in that
Into nano zine oxide plus absolute ethyl alcohol is ultrasonic, and silane coupling agent is added to mix thoroughly, heating treatment after ultrasound, vacuum after being washed with ethyl alcohol
It filters, is dried in air dry oven, be ground up, sieved to obtain modified nano zinc oxide；Into styrene-acrylic emulsion plus ammonium hydroxide adjusts pH,
In water-bath after electric stirring, silane coupling agent stirring is added dropwise, modified nano zinc oxide, heating stirring is added to obtain modifying cinepazid
Lotion；Talcum powder is dry in hot-air oven, aluminate coupling agent is added, the melt blending in high-speed mixer is made even
Join modified talc powder；Into pure water after bonus point powder, lubricant, neopelex stirring, ethylene glycol, NaOH is added to stir
It mixes, sepiolite is added to rotate, filled stirring, then add alcohol ester 12, modifying cinepazid emulsion stirring, adding preservative agent, dispersant mixing,
Obtain antibacterial and mouldproof damping building coating.
2. a kind of antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder according to claim 1
Preparation method, which is characterized in that carry out according to the following steps：
（1）The modification of nano zine oxide：
Into 3-5 parts of nano-zinc oxide powders 1:Absolute ethyl alcohol is added in 18-22, and after being ultrasonically treated 15-20min, 0.15- is added
0.25 part of silane coupling agent, electric stirring 10-15min mixings, is ultrasonically treated 1-2h, then be warming up to 80-82 DEG C at 44-46 DEG C
2-3h is handled, wash 2-3 time with ethyl alcohol is filtered by vacuum afterwards, dries 20-24h in 80-83 DEG C of air dry oven, and ground 300
Mesh sieves, and obtains coupling modifier nano zine oxide；
（2）Styrene-acrylic emulsion is modified with coupling agent：
Ammonium hydroxide is added dropwise into 70-80 parts of styrene-acrylic emulsions, adjusting pH value of solution is 7-8, in water-bath after electric stirring 30-35min,
Silane coupling agent is added dropwise, continues to stir 1-2h, gained modified nano zinc oxide in (1) is added, is warming up to 44-46 DEG C of stirring 1-
2h is cooled to room temperature, and obtains modifying cinepazid emulsion；
（3）The modification of talcum powder：
20-25 parts of talcum powder are dried into 3-4h in 120-123 DEG C of hot-air oven, 1-2 parts of aluminate coupling agents are added, in 114-
Coupling modifier talcum powder is made in melt blending 15-20min in 116 DEG C of high-speed mixers；
（4）The preparation of antibacterial and mouldproof damping building coating：
Add 0.7-0.8 parts of dispersants, 0.7-0.8 parts of lubricants, 0.9-1 parts of detergent alkylate sulphurs into 160-180 parts of pure water
After sour sodium stirring 3-5min, adds 7-8 parts of ethylene glycol, 3-4 parts of NaOH stirring 3-5min, add 40-45 parts of sepiolite rotation 15-
20min, filled stirring 20-30min, then gained modifying cinepazid emulsion in 9-10 parts of alcohol esters 12, (2) is added to stir 20-
25min adds 0.4-0.5 portions of preservatives, 0.4-0.5 parts of dispersant mixings, obtains antibacterial and mouldproof damping building coating.
3. a kind of antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder according to claim 2
Preparation method, which is characterized in that step（1）（2）Middle silane coupling agent is KH570.
4. a kind of antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder according to claim 2
Preparation method, which is characterized in that step（4）Middle filler is 45-50 parts of titanium dioxides, 20-25 parts of kaolin, 130-140 parts of coarse whitings
It is formed with resulting material in (3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810399609.9A CN108641500A (en) | 2018-04-28 | 2018-04-28 | A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder |
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| CN201810399609.9A CN108641500A (en) | 2018-04-28 | 2018-04-28 | A kind of preparation method of the antibacterial and mouldproof damping building coating containing modified nano zinc oxide-talcum powder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109354935A (en) * | 2018-10-25 | 2019-02-19 | 陈换换 | A kind of mould proof diatom ooze coating of resistant and preparation method thereof |
| CN111073750A (en) * | 2019-11-25 | 2020-04-28 | 中建商品混凝土广西有限公司 | Fair-faced concrete release agent and preparation method thereof |
| CN113736286A (en) * | 2021-08-12 | 2021-12-03 | 四川明茂优庆网络科技有限公司 | Modified antiviral material and preparation method and application thereof |
| CN115160826A (en) * | 2022-07-13 | 2022-10-11 | 安徽建筑大学 | Functional nano ZnO and preparation method and application thereof |
-
2018
- 2018-04-28 CN CN201810399609.9A patent/CN108641500A/en not_active Withdrawn
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109354935A (en) * | 2018-10-25 | 2019-02-19 | 陈换换 | A kind of mould proof diatom ooze coating of resistant and preparation method thereof |
| CN111073750A (en) * | 2019-11-25 | 2020-04-28 | 中建商品混凝土广西有限公司 | Fair-faced concrete release agent and preparation method thereof |
| CN113736286A (en) * | 2021-08-12 | 2021-12-03 | 四川明茂优庆网络科技有限公司 | Modified antiviral material and preparation method and application thereof |
| CN115160826A (en) * | 2022-07-13 | 2022-10-11 | 安徽建筑大学 | Functional nano ZnO and preparation method and application thereof |
| CN115160826B (en) * | 2022-07-13 | 2023-09-22 | 安徽建筑大学 | Functional nano ZnO and preparation method and application thereof |
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Application publication date: 20181012 |