CN108587375A - A kind of weatherability aqueous inner wall paint of antimildew and antibacterial and preparation method thereof - Google Patents
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial and preparation method thereof Download PDFInfo
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- CN108587375A CN108587375A CN201810368737.7A CN201810368737A CN108587375A CN 108587375 A CN108587375 A CN 108587375A CN 201810368737 A CN201810368737 A CN 201810368737A CN 108587375 A CN108587375 A CN 108587375A
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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
- 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
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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
- C09D133/02—Homopolymers or copolymers of acids; Metal or ammonium salts thereof
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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
- 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
- C09D133/062—Copolymers with monomers not covered by C09D133/06
- C09D133/064—Copolymers with monomers not covered by C09D133/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
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- 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
- C09D133/10—Homopolymers or copolymers of methacrylic acid esters
- C09D133/12—Homopolymers or copolymers of methyl methacrylate
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- 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
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- 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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- 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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- 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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Abstract
The invention discloses a kind of weatherability aqueous inner wall paints of antimildew and antibacterial, in parts by weight, including following components：18 35 parts of acrylic ester monomer, 36 parts of tail alpine ash powder, 13 parts of nano imvite, 12 parts of emulsifier, 0.8 1 parts of initiator, 15 parts of white carbon, 12 parts of coalescents, 0.5 1.5 parts of antifoaming agent, 0.5 1 parts of thickener, 0.5 1 parts of levelling agent, 20 30 parts of deionized water.The invention also discloses the preparation methods of the aqueous inner wall paint.Interior wall coating film performance disclosed by the invention is good, excellent in stability, has good antimildew and antibacterial performance, and painting film dynamic performance is good, and prepares simple.
Description
Technical field：
The present invention relates to construction materials to receive, and is specifically related to a kind of weatherability aqueous inner wall paint of antimildew and antibacterial.
Background technology：
Harmful substance in interior wall coating is mainly including volatile organic matter (VOC), heavy metal and suspension particle, jointly
Indoor pollution source is constituted, health is damaged.Therefore, carry out the research of interior wall coating, improve interior wall coating to indoor environment
Pollution creates good inhabitation and working environment for people, ensures that population health is extremely important.In recent years, have
Large quantities of scholars take part in the research of interior wall coating, and the various aspects of performance of interior wall coating is improved on the basis of original, while
Have developed some new coating.
Aqueous inner wall paint is one kind of interior wall coating, and decentralized medium is removed with water, has health, environmental protection, has excellent performance
The features such as, become the principal item in current decorative material for internal wall.Aqueous inner wall paint in process of production, is understood because of face, is filled out
Material dispersion is uneven or rheological characteristic adjusts improper and coating is made to generate a series of problems in storage, construction and text message,
If handling not in time, coating property can decline to a great extent or even scrap.Lotion is coating as the film forming matter in water paint
Core component plays its performance important decisive action.How to make aqueous inner wall paint have good dispersion stabilization and
Bin stability becomes the center of gravity of research；And the aqueous inner wall paint that functionalization how is made is also to influence interior wall coating development
A key factor.
Chinese patent (201510710513.6) disclose a kind of plant sterilization function for expelling pests type water-water interior wall coating and
Preparation method, it is formed the interior wall coating through colloidal solution, granulation three kinds of stages of base paint and latex finished product paint, every partly to contain
There is the following raw material：One, colloidal solution：Water, cross-linked stable agent, protection rubber powder；Two, it is granulated base paint：Water, wetting dispersing agent, third
Glycol, antifoaming agent, hydroxyethyl cellulose, elastomeric polymer lotion, colloidal solution, environment friendly inorganic composite pigment, coalescents；
Three, latex finished product paint：Elastomeric polymer lotion, water, coalescents, propylene glycol, antifoaming agent, be granulated son paint, vegetalitas is compound receives
Rice sterilization powder, alkali swollen thickener；Granulation son paint wherein described in latex finished product paint is to be granulated base paint after granulation
Paint, the coating bactericidal, mould proof, expelling parasite are efficiently and lasting, but its film performance is poor, and weatherability is bad, apply membrane forces
It is bad to learn performance.
Invention content：
In view of the deficiencies of the prior art, it is an object of the present invention to provide a kind of paintings of the weatherability water-based inner wall of antimildew and antibacterial
Material, stability is good, and film performance is excellent, and anti-corrosive antibacterial performance is good, and mechanical property is good.
It is a further object to provide the preparation methods of the aqueous inner wall paint.
To achieve the above object, the present invention uses following technical scheme：
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
18-35 parts of acrylic ester monomer, 3-6 parts of tail alpine ash powder,
1-3 parts of nano imvite, 1-2 parts of emulsifier,
0.8-1 parts of initiator, 1-5 parts of white carbon,
1-2 parts of coalescents, 0.5-1.5 parts of antifoaming agent,
0.5-1 parts of thickener, 0.5-1 parts of levelling agent, 20-30 parts of deionized water.
A kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial, includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made, then in dry 10-20h, grinding at 90-100 DEG C
Immersion treatment 3-6h in salpeter solution is placed it in, takes out, dries, microwave treatment 5-15min under 200-300W power；It is made pre-
Handle tail alpine ash powder；
(2) nano imvite is immersed in salpeter solution and handles 5-8h, taken out, it is dry, it is placed in xylene solution, is added
4-HBA, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 100-150 DEG C, back flow reaction
10-12h is cooled to room temperature after reaction, filtering, and obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, is made pre-
Handle nano imvite；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.5-1h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 60-90
At DEG C, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 30-60min,
It is cooled to room temperature after reaction, obtains modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
As a preferred embodiment of the above technical solution, in step (1), the mass concentration of the salpeter solution is 30-50%.
As a preferred embodiment of the above technical solution, in step (2), nano imvite, 4-HBA, TBTU mass ratio
For (3-6)：(0.1-0.3)：0.5.
As a preferred embodiment of the above technical solution, in step (3), the acrylic ester monomer is methyl acrylate, methyl
One or more mixing in methyl acrylate, acrylic acid, ethyl acrylate.
As a preferred embodiment of the above technical solution, the emulsifier neopelex, lauryl sodium sulfate, lecithin
One kind in fat, gelatin.
As a preferred embodiment of the above technical solution, in step (5), the coalescents are a contracting propylene glycol methyl ether acetate.
As a preferred embodiment of the above technical solution, in step (5), the antifoaming agent is organic silicon defoamer.
As a preferred embodiment of the above technical solution, in step (5), the thickener is algin propylene diester.
As a preferred embodiment of the above technical solution, in step (5), the levelling agent is Sodium Polyacrylate.
The invention has the advantages that：
The present invention is modified interior wall coating using tail alpine ash and nano imvite, but tail alpine ash and nano imvite
It is poor with the compatibility of coating matrix, the film performance and mechanical property of coating can be seriously affected, in order to solve this problem,
The present invention is respectively modified tail alpine ash and nano imvite.
For tail alpine ash, the present invention places it in immersion treatment in salpeter solution, then passes through microwave treatment, treated
Tail alpine ash surface carries more active group, and large specific surface area can be effectively scattered in coating matrix by emulsifier,
It is effectively improved the antimildew and antibacterial performance of coating；For nano imvite, the present invention is used salpeter solution to do at immersion first
Then it is mixed with 4-HBA, TBTU to activated species surface, under certain condition, TBTU is grafted on by reason
Nano imvite surface, to effectively improve the dispersion performance of nano imvite；
Paint stability produced by the present invention is excellent, strong adhesive force, film excellent shock resistance, and prevents with certain
Mould anti-microbial property, preparation method is simple, low for equipment requirements, asepsis environment-protecting.
Specific implementation mode：
For a better understanding of the present invention, below by embodiment, the present invention is further described, and embodiment is served only for solving
The present invention is released, any restriction will not be constituted to the present invention.
Embodiment 1
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
18 parts of acrylic ester monomer, 3 parts of tail alpine ash powder,
1 part of nano imvite, 1 part of emulsifier,
0.8 part of initiator, 1 part of white carbon,
1 part of coalescents, 0.5 part of antifoaming agent,
0.5 part of thickener, 0.5 part of levelling agent, 20 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 10h, grinding at 90-100 DEG C, then will
It is immersion treatment 3h in 30% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
5min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 5h, taken out, it is dry, it is placed in xylene solution, 4- is added
Hydroxybenzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 100 DEG C, back flow reaction 10h, reaction
After be cooled to room temperature, filter, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made and covers
De- soil；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 3：0.1：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.5h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 60-90
At DEG C, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 30-60min,
It is cooled to room temperature after reaction, obtains modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Embodiment 2
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
35 parts of acrylic ester monomer, 6 parts of tail alpine ash powder,
3 parts of nano imvite, 2 parts of emulsifier,
1 part of initiator, 5 parts of white carbon,
2 parts of coalescents, 1.5 parts of antifoaming agent,
1 part of thickener, 1 part of levelling agent, 30 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 20h, grinding at 90-100 DEG C, then will
It is immersion treatment 6h in 50% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
15min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 8h, taken out, it is dry, it is placed in xylene solution, 4- is added
Hydroxybenzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 150 DEG C, back flow reaction 12h, reaction
After be cooled to room temperature, filter, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made and covers
De- soil；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 6：0.3：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 1h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 60-90
At DEG C, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 30-60min,
It is cooled to room temperature after reaction, obtains modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Embodiment 3
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
20 parts of acrylic ester monomer, 5 parts of tail alpine ash powder,
1.5 parts of nano imvite, 1.6 parts of emulsifier,
0.85 part of initiator, 2 parts of white carbon,
1.3 parts of coalescents, 0.7 part of antifoaming agent,
0.6 part of thickener, 0.5 part of levelling agent, 25 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 12h, grinding at 90-100 DEG C, then will
It is immersion treatment 4h in 35% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
10min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 6h, taken out, it is dry, it is placed in xylene solution, 4- is added
Hydroxybenzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 110 DEG C, back flow reaction 10h, reaction
After be cooled to room temperature, filter, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made and covers
De- soil；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 4：0.1：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.6h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 60-90
At DEG C, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 30-60min,
It is cooled to room temperature after reaction, obtains modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Embodiment 4
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
24 parts of acrylic ester monomer, 4 parts of tail alpine ash powder,
1 part of nano imvite, 1.5 parts of emulsifier,
0.9 part of initiator, 3 parts of white carbon,
1.5 parts of coalescents, 1 part of antifoaming agent,
0.7 part of thickener, 0.5 part of levelling agent, 20 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 10h, grinding at 90-100 DEG C, then will
It is immersion treatment 4h in 30% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
5min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 6.5h, taken out, it is dry, it is placed in xylene solution, is added
4-HBA, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 120 DEG C, back flow reaction 11h, instead
It is cooled to room temperature, filters after answering, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made
Montmorillonite；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 5：0.2：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.6h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 70 DEG C
Under, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 40min, reaction
After be cooled to room temperature, obtain modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Embodiment 5
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
25 parts of acrylic ester monomer, 5 parts of tail alpine ash powder,
2 parts of nano imvite, 2 parts of emulsifier,
0.8 part of initiator, 3 parts of white carbon,
1.5 parts of coalescents, 1.5 parts of antifoaming agent,
0.5 part of thickener, 1 part of levelling agent, 30 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 20h, grinding at 90-100 DEG C, then will
It is immersion treatment 4h in 40% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
13min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 7h, taken out, it is dry, it is placed in xylene solution, 4- is added
Hydroxybenzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 130 DEG C, back flow reaction 11h, reaction
After be cooled to room temperature, filter, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made and covers
De- soil；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 5：0.1：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.5h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 70 DEG C
Under, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 50min, reaction
After be cooled to room temperature, obtain modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Embodiment 6
A kind of weatherability aqueous inner wall paint of antimildew and antibacterial, in parts by weight, including following components：
30 parts of acrylic ester monomer, 4 parts of tail alpine ash powder,
2.5 parts of nano imvite, 1 part of emulsifier,
0.95 part of initiator, 3 parts of white carbon,
2 parts of coalescents, 1.2 parts of antifoaming agent,
0.5 part of thickener, 0.5 part of levelling agent, 20 parts of deionized water；
Preparation method includes the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made in dry 18h, grinding at 90-100 DEG C, then will
It is immersion treatment 5h in 45% salpeter solution that it, which is placed in mass concentration, takes out, dries, microwave treatment under 200-300W power
10min；Pretreatment tail alpine ash powder is made；
(2) nano imvite is immersed in salpeter solution and handles 7h, taken out, it is dry, it is placed in xylene solution, 4- is added
Hydroxybenzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 140 DEG C, back flow reaction 10h, reaction
After be cooled to room temperature, filter, obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pretreatment nanometer is made and covers
De- soil；Wherein, nano imvite, 4-HBA, TBTU mass ratio be 6：0.2：0.5；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier is added, is to slowly warm up to 70-
80 DEG C, initiator is added dropwise, reacts 0.5h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, are then sequentially added obtained above
Tail alpine ash powder, pretreatment nano imvite are pre-processed, remaining emulsifier is continuously added after stirring, is to slowly warm up to 80 DEG C
Under, initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 50min, reaction
After be cooled to room temperature, obtain modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, white carbon is added, coalescents, disappears
Infusion, thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
Coating obtained above is tested for the property below.
1, abrasion resistance
The abrasion resistance of coating is measured according to the assay method of GB/T 9266-2009 building coating coating abrasion resistances.
At normal temperatures and pressures, coating application is waited for into paint coatings on cement asbestos board clean, dry 450mm × 150mm × 5mm
After drying, cement asbestos board is placed on JTX-II, surveys coating on type building coating washability instrument abrasion resistance.
2, alkali resistance
The alkali resistance of coating is tested according to the assay method of alkali resistance as defined in national standard GB/T 9265-2009.
3, impact resistance
According to paint film impact resistance measuring method as defined in national standard GB 1732-93, at normal temperatures and pressures, coating is uniformly applied
Cloth is on the tinplate of 50mm × 120mm, by CJQ-II paint film impactors come the impact resistance of test sample.When test,
Film model after being completely dried is lain in upward on the anvil of instrument lower part, and model is hit and is partly no less than away from edge
15mm, each shock point Edge Distance on model are also no less than 15mm.The weight promoted to a certain height is freely fallen into punching
Model is hit, lifts weight, takes out model, whether there are cracks with four times of amplification sem observation coatings, elephant skin and phenomena such as peel off, using nothing
Corrugation height under cracks.
Test result is as shown in table 1.
Table 1
| Wrinkle height/cm | Washability/time | Alkali resistance | |
| Embodiment 1 | 31 | 1008 | Surface is without damaged, peeling |
| Embodiment 2 | 35 | 1012 | Surface is without damaged, peeling |
| Embodiment 3 | 33 | 1015 | Surface is without damaged, peeling |
| Embodiment 4 | 35 | 1013 | Surface is without damaged, peeling |
| Embodiment 5 | 33 | 1015 | Surface is without damaged, peeling |
| Embodiment 6 | 35 | 1013 | Surface is without damaged, peeling |
2, antimildew and antibacterial
After testing, interior wall coating produced by the present invention is up to 98.99% or more to the bacteriostasis rate of Escherichia coli, to golden yellow
Staphylococcic bacteriostasis rate is up to 99.5% or more, and antimildew and antibacterial is had excellent performance.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of weatherability aqueous inner wall paint of antimildew and antibacterial, which is characterized in that in parts by weight, including following components：
18-35 parts of acrylic ester monomer, 3-6 parts of tail alpine ash powder,
1-3 parts of nano imvite, 1-2 parts of emulsifier,
0.8-1 parts of initiator, 1-5 parts of white carbon,
1-2 parts of coalescents, 0.5-1.5 parts of antifoaming agent,
0.5-1 parts of thickener, 0.5-1 parts of levelling agent, 20-30 parts of deionized water.
2. a kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial as described in claim 1, which is characterized in that
Include the following steps：
(1) tail alpine ash leaf is dried, then tail alpine ash powder is made, then by it in dry 10-20h, grinding at 90-100 DEG C
It is placed in immersion treatment 3-6h in salpeter solution, takes out, dries, microwave treatment 5-15min under 200-300W power；Pretreatment is made
Tail alpine ash powder；
(2) nano imvite is immersed in salpeter solution and handles 5-8h, taken out, it is dry, it is placed in xylene solution, 4- hydroxyls is added
Yl benzoic acid, TBTU are uniformly mixed, and are transferred in three-necked flask, are to slowly warm up to 100-150 DEG C, back flow reaction 10-
12h is cooled to room temperature after reaction, filtering, and obtained precipitation, which is adopted, to be washed with deionized to neutrality, dry, and pre- place is made
Manage nano imvite；
(3) 1/3 acrylic ester monomer and deionized water are mixed, 1/3 emulsifier are added, is to slowly warm up to 70-80 DEG C,
Initiator is added dropwise, reacts 0.5-1h；Obtain pre-emulsion；
(4) remaining acrylic monomer and deionized water are mixed evenly, then sequentially add pre- place obtained above
Tail alpine ash powder, pretreatment nano imvite are managed, remaining emulsifier is continuously added after stirring, is to slowly warm up at 60-90 DEG C,
Initiator is added dropwise, reacts 10-20min after stirring 5min, pre-emulsion obtained above is added dropwise, the reaction was continued 30-60min, reaction
After be cooled to room temperature, obtain modified acrylate emulsion；
(5) modified acrylate emulsion obtained is added in three-roll grinder, be added white carbon, coalescents, antifoaming agent,
Thickener, levelling agent, ground and mixed is uniform, and interior wall coating is made.
3. a kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial as claimed in claim 2, which is characterized in that
In step (1), the mass concentration of the salpeter solution is 30-50%.
4. a kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial as claimed in claim 2, which is characterized in that
In step (2), nano imvite, 4-HBA, TBTU mass ratio be (3-6)：(0.1-0.3)：0.5.
5. a kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial as claimed in claim 2, which is characterized in that
In step (3), the acrylic ester monomer is in methyl acrylate, methyl methacrylate, acrylic acid, ethyl acrylate
One or more mixing.
6. a kind of preparation method of the weatherability aqueous inner wall paint of antimildew and antibacterial as claimed in claim 2, which is characterized in that
One kind in the emulsifier neopelex, lauryl sodium sulfate, lecithin, gelatin.
7. a kind of weatherability aqueous inner wall paint of antimildew and antibacterial as described in claim 1, which is characterized in that in step (5),
The coalescents are a contracting propylene glycol methyl ether acetate.
8. a kind of weatherability aqueous inner wall paint of antimildew and antibacterial as described in claim 1, which is characterized in that in step (5),
The antifoaming agent is organic silicon defoamer.
9. a kind of weatherability aqueous inner wall paint of antimildew and antibacterial as described in claim 1, which is characterized in that in step (5),
The thickener is algin propylene diester.
10. a kind of weatherability aqueous inner wall paint of antimildew and antibacterial as described in claim 1, which is characterized in that step (5)
In, the levelling agent is Sodium Polyacrylate.
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| CN105732903A (en) * | 2016-04-08 | 2016-07-06 | 苏州合志电子有限公司 | Method for preparing environment-friendly interior wall and exterior wall styrene-acrylic emulsion |
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|---|---|---|---|---|
| CN101864119A (en) * | 2010-07-08 | 2010-10-20 | 河北工业大学 | Preparation method of polyacrylic ester/montmorillonoid composite material |
| CN104045759A (en) * | 2014-06-12 | 2014-09-17 | 三棵树涂料股份有限公司 | Styrene-acrylic emulsion for interior wall paint capable of removing formaldehyde and preparation method of styrene-acrylic emulsion |
| CN106752558A (en) * | 2015-11-25 | 2017-05-31 | 湖南开磷雁峰塔涂料有限公司 | A kind of antibacterial and mouldproof anti-flaming dope and preparation method thereof |
| CN105732903A (en) * | 2016-04-08 | 2016-07-06 | 苏州合志电子有限公司 | Method for preparing environment-friendly interior wall and exterior wall styrene-acrylic emulsion |
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