CN107099209A - A kind of heat-insulated and good weatherability exterior coating and preparation method thereof - Google Patents
A kind of heat-insulated and good weatherability exterior coating and preparation method thereof Download PDFInfo
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- CN107099209A CN107099209A CN201710549029.9A CN201710549029A CN107099209A CN 107099209 A CN107099209 A CN 107099209A CN 201710549029 A CN201710549029 A CN 201710549029A CN 107099209 A CN107099209 A CN 107099209A
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
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- 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
- C09D5/004—Reflecting paints; Signal paints
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—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
- C09D7/60—Additives non-macromolecular
- C09D7/63—Additives non-macromolecular organic
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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
- C09D7/65—Additives macromolecular
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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Abstract
The invention discloses a kind of heat-insulated and good weatherability exterior coating, it is made up of the raw material below according to parts by weight：95 100 parts of acrylic emulsion, 35 40 parts of water soluble amino modified alkyd resin, 23 28 parts of polyvinyl alcohol, 59 parts of propane diols phenylate, 8 12 parts of polyurethanes, 25 parts of trimethylhexamethylenediamine, 36 parts of pyrrolidones hydroxy acid sodium, 7 10 parts of zinc stearate, 12 parts of polycarboxylic acids ammonium salt dispersant, 59 parts of zinc naphthenate, 6 10 parts of maleic anhydride, 25 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 30 35 parts of modification infusorial earth, 28 32 parts of silicon dioxide powder, 20 25 parts of molybdenum oxide powder.The invention also discloses the preparation method of described heat-insulated and good weatherability exterior coating.Exterior coating prepared by the present invention has good heat insulating reflecting effect and good weatherability, extends the service life of coating.
Description
Technical field
The present invention relates to coating for wall surface technical field, specifically a kind of heat-insulated and good weatherability exterior coating and its preparation
Method.
Background technology
Coating, in the entitled paint of Chinese tradition.So-called coating is to be coated in the body surface protected or decorated, and
The continuous film of firm attachment can be formed with coated article, is typically based on resin or oil or emulsion, to add or without face
Material, filler, add corresponding additive, the thick liquid being formulated with organic solvent or talcum powder.Chinese coating circle is more authoritative
's《Coating process》What one book was defined as：" coating is a kind of material, and this material can be coated with different construction technologies
In object surface, formed and adhered to firmly, with some strength, continuous solid film.The film common name film so formed, also known as
Paint film or coating." paint finishing can very well bond with matrix material in body surface and form the thing of complete and tough and tensile diaphragm
Material, referred to as coating.
It is increasing to resource and energy demand with global economic development and growth in the living standard, especially traffic
Consumed with building energy and occupy more than the 50% of total energy consumption, wherein building energy consumption accounts for 30~40%.Building energy disappears
Consumption is mainly used in heating and air-conditioning, and it is the important channel for saving the energy to improve building heat preservation and insulation.Reflective insulation is applied
Material can active reflected sunlight energy, reduction indoor temperature, substantially reduce energy consumption.But the existing reflective insulation of in the market is applied
The effect of heat insulation of material can not gradually meet the demand in market, in addition, existing reflective heat-insulation paint generally existing weatherability is not good
Defect, easy aging comes off, and influences the service life of coating.
The content of the invention
It is an object of the invention to provide a kind of heat-insulated and good weatherability exterior coating and preparation method thereof, with solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 95-
100 parts, 35-40 parts of water soluble amino modified alkyd resin, 23-28 parts of polyvinyl alcohol, 5-9 parts of propane diols phenylate, poly- amino first
8-12 parts of acid esters, 2-5 parts of trimethylhexamethylenediamine, 3-6 parts of pyrrolidones hydroxy acid sodium, 7-10 parts of zinc stearate, polycarboxylic acids
1-2 parts of ammonium salt dispersant, 5-9 parts of zinc naphthenate, 6-10 parts of maleic anhydride, 2-5 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, change
30-35 parts of diatomite of property, 28-32 parts of silicon dioxide powder, 20-25 parts of molybdenum oxide powder.
It is used as further scheme of the invention：It is made up of the raw material below according to parts by weight：96-99 parts of acrylic emulsion,
36-39 parts of water soluble amino modified alkyd resin, 24-27 parts of polyvinyl alcohol, 6-8 parts of propane diols phenylate, polyurethanes 9-
11 parts, 3-4 parts of trimethylhexamethylenediamine, 4-5 parts of pyrrolidones hydroxy acid sodium, 8-9 parts of zinc stearate, polycarboxylic acids ammonium salt disperse
1.2-1.8 parts of agent, 6-8 parts of zinc naphthenate, 7-9 parts of maleic anhydride, 3-4 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, modified silicon
31-34 parts of diatomaceous earth, 29-31 parts of silicon dioxide powder, 21-24 parts of molybdenum oxide powder.
It is used as further scheme of the invention：It is made up of the raw material below according to parts by weight：97 parts of acrylic emulsion, water
38 parts of the amino modified alkyd resin of dissolubility, 25 parts of polyvinyl alcohol, 7 parts of propane diols phenylate, 10 parts of polyurethanes, trimethyl six
4 parts of methylene diamine, 5 parts of pyrrolidones hydroxy acid sodium, 8 parts of zinc stearate, 1.5 parts of polycarboxylic acids ammonium salt dispersant, zinc naphthenate 7
Part, 8 parts of maleic anhydride, 4 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 32 parts of modification infusorial earth, 30 parts of silicon dioxide powder, oxidation
23 parts of molybdenum powder.
It is used as further scheme of the invention：The modification infusorial earth is made up of following methods：Diatomite is weighed, is put into
Into 15% hydrochloric acid solution, 1-2h is stirred, 10-15h is soaked, filtration is washed 2-3 times, and drying adds paraffin, is well mixed
Afterwards, then input grinds 1-2h into Ludox at 550-600 DEG C after calcination process 1-2h, natural cooling, crosses 200-300
Mesh sieve, you can.
It is used as further scheme of the invention：The addition of the hydrochloric acid solution is the 25-30% of diatomite gross mass.
It is used as further scheme of the invention：The addition of the paraffin is the 60-70% of diatomite gross mass.
It is used as further scheme of the invention：The addition of the Ludox is the 40-45% of diatomite gross mass.
It is used as further scheme of the invention：The concentration of the Ludox is 15-20%.
The preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1-2 times of weight is added, ground and mixed 1-2h goes out
Material, filtration, the calcination processing 2-3h at 950-1000 DEG C obtains the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 20-30min at 75-80 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 20-
30min, obtains the second mixture；
3) by the greenhouse cooling of reactor to 55-60 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrole are weighed
Pyrrolidone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, are continued stir process 40-50min, are obtained
Obtain the 3rd mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 1-2h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 2-3h, discharging, you can.
It is used as further scheme of the invention：Step 2) in, the addition of water is acrylic emulsion and water soluble amino
The 40-50% of modified alkyd resin gross weight.
Compared with prior art, the beneficial effects of the invention are as follows：
Exterior coating prepared by the present invention has good heat insulating reflecting effect, be capable of active reflected sunlight energy,
Indoor temperature is reduced, energy consumption is substantially reduced, meets the requirement of energy-conserving and environment-protective.Exterior coating prepared by the present invention has well resistance to
Hou Xing, is less prone to aging and comes off situation, extend the service life of coating, is conducive to protecting the outward appearance of building.
Embodiment
Technical scheme is described in more detail with reference to embodiment.
Embodiment 1
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 95
Part, 35 parts of water soluble amino modified alkyd resin, 23 parts of polyvinyl alcohol, 5 parts of propane diols phenylate, 8 parts of polyurethanes, front three
2 parts of base hexamethylene diamine, 3 parts of pyrrolidones hydroxy acid sodium, 7 parts of zinc stearate, 1 part of polycarboxylic acids ammonium salt dispersant, zinc naphthenate 5
Part, 6 parts of maleic anhydride, 2 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 30 parts of modification infusorial earth, 28 parts of silicon dioxide powder, oxidation
20 parts of molybdenum powder.
Wherein, the modification infusorial earth is made up of following methods：Diatomite is weighed, is put into 15% hydrochloric acid solution,
1h is stirred, 10h is soaked, filtration is washed 2 times, and drying adds paraffin, after being well mixed, and puts into Ludox, then 550
1h is ground after calcination process 1h at DEG C, natural cooling, 200 mesh sieves are crossed, you can；The addition of the hydrochloric acid solution is that diatomite is total
The 25% of quality；The addition of the paraffin is the 60% of diatomite gross mass；The addition of the Ludox is that diatomite is total
The 40% of quality, the concentration of the Ludox is 15%.
In the present embodiment, the preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1 times of weight is added, ground and mixed 1h discharges, filter
Cross, the calcination processing 2h at 950 DEG C, obtain the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 20min at 75 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 20min, obtains second
Mixture, wherein, the addition of water is the 40% of acrylic emulsion and water soluble amino modified alkyd resin gross weight；
3) by the greenhouse cooling of reactor to 55 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 40min, obtain the 3rd
Mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 1h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 2h, discharging, you can.
Embodiment 2
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 96
Part, 36 parts of water soluble amino modified alkyd resin, 24 parts of polyvinyl alcohol, 6 parts of propane diols phenylate, 9 parts of polyurethanes, front three
4 parts of base hexamethylene diamine, 5 parts of pyrrolidones hydroxy acid sodium, 9 parts of zinc stearate, 1.8 parts of polycarboxylic acids ammonium salt dispersant, aphthenic acids
8 parts of zinc, 7 parts of maleic anhydride, 3 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 31 parts of modification infusorial earth, 31 parts of silicon dioxide powder,
24 parts of molybdenum oxide powder.
Wherein, the modification infusorial earth is made up of following methods：Diatomite is weighed, is put into 15% hydrochloric acid solution,
1h is stirred, 11h is soaked, filtration is washed 2 times, and drying adds paraffin, after being well mixed, and puts into Ludox, then 560
1h is ground after calcination process 1.5h at DEG C, natural cooling, 200 mesh sieves are crossed, you can；The addition of the hydrochloric acid solution is diatomite
The 27% of gross mass；The addition of the paraffin is the 65% of diatomite gross mass；The addition of the Ludox is diatomite
The 40% of gross mass, the concentration of the Ludox is 15%.
In the present embodiment, the preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1.2 times of weight is added, ground and mixed 1.5h goes out
Material, filtration, the calcination processing 2h at 960 DEG C obtains the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 23min at 76 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 23min, obtains second
Mixture, wherein, the addition of water is the 42% of acrylic emulsion and water soluble amino modified alkyd resin gross weight；
3) by the greenhouse cooling of reactor to 55 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 45min, obtain the 3rd
Mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 1h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 2.5h, discharging, you can.
Embodiment 3
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 97
Part, 38 parts of water soluble amino modified alkyd resin, 25 parts of polyvinyl alcohol, 7 parts of propane diols phenylate, 10 parts of polyurethanes, three
4 parts of methyl hexamethylene diamine, 5 parts of pyrrolidones hydroxy acid sodium, 8 parts of zinc stearate, 1.5 parts of polycarboxylic acids ammonium salt dispersant, cycloalkanes
Sour 7 parts of zinc, 8 parts of maleic anhydride, 4 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 32 parts of modification infusorial earth, silicon dioxide powder 30
Part, 23 parts of molybdenum oxide powder.
Wherein, the modification infusorial earth is made up of following methods：Diatomite is weighed, is put into 15% hydrochloric acid solution,
1.5h is stirred, 13h is soaked, filtration is washed 2 times, and drying adds paraffin, after being well mixed, and puts into Ludox, Ran Hou
2h is ground at 570 DEG C after calcination process 1.5h, natural cooling, 200 mesh sieves are crossed, you can；The addition of the hydrochloric acid solution is silicon
The 27% of diatomaceous earth gross mass；The addition of the paraffin is the 65% of diatomite gross mass；The addition of the Ludox is silicon
The 43% of diatomaceous earth gross mass, the concentration of the Ludox is 18%.
In the present embodiment, the preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1.5 times of weight is added, ground and mixed 1.5h goes out
Material, filtration, the calcination processing 2.5h at 970 DEG C obtains the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 25min at 78 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 25min, obtains second
Mixture, wherein, the addition of water is the 45% of acrylic emulsion and water soluble amino modified alkyd resin gross weight；
3) by the greenhouse cooling of reactor to 58 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 45min, obtain the 3rd
Mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 1.5h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 2.5h, discharging, you can.
Embodiment 4
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 99
Part, 39 parts of water soluble amino modified alkyd resin, 27 parts of polyvinyl alcohol, 8 parts of propane diols phenylate, 11 parts of polyurethanes, three
3 parts of methyl hexamethylene diamine, 4 parts of pyrrolidones hydroxy acid sodium, 8 parts of zinc stearate, 1.2 parts of polycarboxylic acids ammonium salt dispersant, cycloalkanes
Sour 6 parts of zinc, 9 parts of maleic anhydride, 4 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 34 parts of modification infusorial earth, silicon dioxide powder 29
Part, 21 parts of molybdenum oxide powder.
Wherein, the modification infusorial earth is made up of following methods：Diatomite is weighed, is put into 15% hydrochloric acid solution,
1.5h is stirred, 14h is soaked, filtration is washed 3 times, and drying adds paraffin, after being well mixed, and puts into Ludox, Ran Hou
2h is ground at 590 DEG C after calcination process 1.5h, natural cooling, 300 mesh sieves are crossed, you can；The addition of the hydrochloric acid solution is silicon
The 28% of diatomaceous earth gross mass；The addition of the paraffin is the 67% of diatomite gross mass；The addition of the Ludox is silicon
The 44% of diatomaceous earth gross mass, the concentration of the Ludox is 18%.
In the present embodiment, the preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1.7 times of weight is added, ground and mixed 2h discharges,
Filtration, the calcination processing 2.5h at 980 DEG C obtains the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 30min at 80 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 25min, obtains second
Mixture, wherein, the addition of water is the 47% of acrylic emulsion and water soluble amino modified alkyd resin gross weight；
3) by the greenhouse cooling of reactor to 60 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 45min, obtain the 3rd
Mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 2h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 3h, discharging, you can.
Embodiment 5
A kind of heat-insulated and good weatherability exterior coating, is made up of the raw material below according to parts by weight：Acrylic emulsion 100
Part, 40 parts of water soluble amino modified alkyd resin, 28 parts of polyvinyl alcohol, 9 parts of propane diols phenylate, 12 parts of polyurethanes, three
5 parts of methyl hexamethylene diamine, 6 parts of pyrrolidones hydroxy acid sodium, 10 parts of zinc stearate, 2 parts of polycarboxylic acids ammonium salt dispersant, aphthenic acids
9 parts of zinc, 10 parts of maleic anhydride, 5 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, 35 parts of modification infusorial earth, 32 parts of silicon dioxide powder,
25 parts of molybdenum oxide powder.
Wherein, the modification infusorial earth is made up of following methods：Diatomite is weighed, is put into 15% hydrochloric acid solution,
2h is stirred, 15h is soaked, filtration is washed 3 times, and drying adds paraffin, after being well mixed, and puts into Ludox, then 600
2h is ground after calcination process 2h at DEG C, natural cooling, 300 mesh sieves are crossed, you can；The addition of the hydrochloric acid solution is that diatomite is total
The 30% of quality；The addition of the paraffin is the 70% of diatomite gross mass；The addition of the Ludox is that diatomite is total
The 45% of quality, the concentration of the Ludox is 20%.
In the present embodiment, the preparation method of described heat-insulated and good weatherability exterior coating, step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 2 times of weight is added, ground and mixed 2h discharges, filter
Cross, the calcination processing 3h at 1000 DEG C, obtain the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
The stir process 30min at 80 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 30min, obtains second
Mixture, wherein, the addition of water is the 50% of acrylic emulsion and water soluble amino modified alkyd resin gross weight；
3) by the greenhouse cooling of reactor to 60 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 50min, obtain the 3rd
Mixture；
4) temperature of reactor is kept, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic acid is weighed
Acid anhydride and modification infusorial earth, by zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth
Add into the 3rd mixture, stir process 2h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 3h, discharging, you can.
Exterior coating prepared by the present invention has good heat insulating reflecting effect, be capable of active reflected sunlight energy,
Indoor temperature is reduced, energy consumption is substantially reduced, meets the requirement of energy-conserving and environment-protective.Exterior coating prepared by the present invention has well resistance to
Hou Xing, is less prone to aging and comes off situation, extend the service life of coating, is conducive to protecting the outward appearance of building.
The better embodiment to the present invention is explained in detail above, but the present invention is not limited to above-mentioned embodiment party
, can also be on the premise of present inventive concept not be departed from formula, the knowledge that one skilled in the relevant art possesses
Various changes can be made.
Claims (10)
1. a kind of heat-insulated and good weatherability exterior coating, it is characterised in that be made up of the raw material below according to parts by weight：Propylene
95-100 parts of yogurt liquid, 35-40 parts of water soluble amino modified alkyd resin, 23-28 parts of polyvinyl alcohol, 5-9 parts of propane diols phenylate,
8-12 parts of polyurethanes, 2-5 parts of trimethylhexamethylenediamine, 3-6 parts of pyrrolidones hydroxy acid sodium, zinc stearate 7-10
Part, 1-2 parts of polycarboxylic acids ammonium salt dispersant, 5-9 parts of zinc naphthenate, 6-10 parts of maleic anhydride, polyoxyethylene polyoxy Propanolamine
2-5 parts of ether, 30-35 parts of modification infusorial earth, 28-32 parts of silicon dioxide powder, 20-25 parts of molybdenum oxide powder.
2. according to claim 1 heat-insulated and good weatherability exterior coating, it is characterised in that by below according to parts by weight
Raw material composition：96-99 parts of acrylic emulsion, 36-39 parts of water soluble amino modified alkyd resin, 24-27 parts of polyvinyl alcohol, third
6-8 parts of glycol phenylate, 9-11 parts of polyurethanes, 3-4 parts of trimethylhexamethylenediamine, 4-5 parts of pyrrolidones hydroxy acid sodium,
8-9 parts of zinc stearate, 1.2-1.8 parts of polycarboxylic acids ammonium salt dispersant, 6-8 parts of zinc naphthenate, 7-9 parts of maleic anhydride, polyoxy
3-4 parts of ethene polyoxy propyl alcohol amidogen ether, 31-34 parts of modification infusorial earth, 29-31 parts of silicon dioxide powder, 21-24 parts of molybdenum oxide powder.
3. according to claim 2 heat-insulated and good weatherability exterior coating, it is characterised in that by below according to parts by weight
Raw material composition：97 parts of acrylic emulsion, 38 parts of water soluble amino modified alkyd resin, 25 parts of polyvinyl alcohol, propane diols phenylate 7
Part, 10 parts of polyurethanes, 4 parts of trimethylhexamethylenediamine, 5 parts of pyrrolidones hydroxy acid sodium, 8 parts of zinc stearate, poly- carboxylic
1.5 parts of acid ammonium salt dispersant, 7 parts of zinc naphthenate, 8 parts of maleic anhydride, 4 parts of polyoxyethylene polyoxy propyl alcohol amidogen ether, modified silicon
32 parts of diatomaceous earth, 30 parts of silicon dioxide powder, 23 parts of molybdenum oxide powder.
4. according to claim 1 heat-insulated and good weatherability exterior coating, it is characterised in that the modification infusorial earth by
Following methods are made：Diatomite is weighed, is put into 15% hydrochloric acid solution, 1-2h is stirred, 10-15h is soaked, filtered, washing
2-3 times, drying adds paraffin, after being well mixed, and puts into Ludox, then the calcination process 1-2h at 550-600 DEG C,
1-2h is ground after natural cooling, 200-300 mesh sieves are crossed, you can.
5. according to claim 4 heat-insulated and good weatherability exterior coating, it is characterised in that the hydrochloric acid solution plus
Enter the 25-30% that amount is diatomite gross mass.
6. according to claim 4 heat-insulated and good weatherability exterior coating, it is characterised in that the addition of the paraffin
For the 60-70% of diatomite gross mass.
7. according to claim 4 heat-insulated and good weatherability exterior coating, it is characterised in that the addition of the Ludox
Measure as the 40-45% of diatomite gross mass.
8. according to claim 4 heat-insulated and good weatherability exterior coating, it is characterised in that the concentration of the Ludox
For 15-20%.
9. a kind of preparation method of heat-insulated and good weatherability exterior coating as described in claim 1-8 is any, its feature exists
In step is as follows：
1) silicon dioxide powder and molybdenum oxide powder are weighed, after merging, the water of 1-2 times of weight is added, ground and mixed 1-2h discharges, filter
Cross, the calcination processing 2-3h at 950-1000 DEG C, obtain the first mixture；
2) acrylic emulsion and water soluble amino modified alkyd resin are weighed, is put into reactor, appropriate water is added,
Stir process 20-30min at 75-80 DEG C, then adds polyvinyl alcohol and propane diols phenylate, continues stir process 20-30min,
Obtain the second mixture；
3) by the greenhouse cooling of reactor to 55-60 DEG C, polyurethanes, trimethylhexamethylenediamine, pyrrolidines are weighed
Ketone hydroxy acid sodium and polyoxyethylene polyoxy propyl alcohol amidogen ether, are added into the second mixture, continue stir process 40-50min, obtain the
Three mixtures；
4) keep reactor temperature, weigh zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and
Modification infusorial earth, zinc stearate, polycarboxylic acids ammonium salt dispersant, zinc naphthenate, maleic anhydride and modification infusorial earth are added
Into the 3rd mixture, stir process 1-2h, discharging obtains the 4th mixture；
5) the first mixture and the 4th mixture are merged, put into grinder, milled processed 2-3h, discharging, you can.
10. the preparation method of according to claim 9 heat-insulated and good weatherability exterior coating, it is characterised in that step
2) in, the addition of water is acrylic emulsion and the 40-50% of water soluble amino modified alkyd resin gross weight.
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| CN108358552A (en) * | 2018-03-01 | 2018-08-03 | 合肥梵腾环保科技有限公司 | A kind of low thermal conductivity concrete and preparation method thereof |
| EP3467052A1 (en) * | 2017-10-06 | 2019-04-10 | Evonik Degussa GmbH | Aqueous dispersion containing silicon dioxide and trimethyl 1.6-hexamethylendiamine |
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Application publication date: 20170829 |