CN108517181A - A kind of aqueous polyurethane building waterproof heat-insulating coating - Google Patents
A kind of aqueous polyurethane building waterproof heat-insulating coating Download PDFInfo
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- CN108517181A CN108517181A CN201810355208.3A CN201810355208A CN108517181A CN 108517181 A CN108517181 A CN 108517181A CN 201810355208 A CN201810355208 A CN 201810355208A CN 108517181 A CN108517181 A CN 108517181A
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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
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
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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
- C09D5/004—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
- 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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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/16—Antifouling paints; Underwater paints
- C09D5/1687—Use of special 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
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
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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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Plant Pathology (AREA)
- Paints Or Removers (AREA)
Abstract
The present invention provides a kind of aqueous polyurethane building waterproof heat-insulating coating, and raw material includes following components by weight：80 100 parts of modified polyurethane complex emulsions, 8 12 parts of hollow ceramic microspheres, 36 parts of nano far infrared ceramic powder, 36 parts of hollow glass microbead, 20 30 parts of calcium carbonate, 10 15 parts of lithopone, 15 25 parts of titanium dioxide, 20 30 parts of wollastonite in powder, 20 30 parts of kaolin, 30 50 parts of talcum powder, 5 15 parts of bentonite, 12 parts of dispersant, 0.2 0.5 parts of fungicide, 0.2 0.5 parts of mould inhibitor, 13 parts of coalescents, 13 parts of thickener, 1.5 3 parts of plasticizer, 0.5 0.8 parts of antifoaming agent, 0.2 0.5 parts of levelling agent, 0.2 0.5 parts of PH stabilizer, 30 50 parts of deionized water.The present invention also provides preparation method, which has good storage stability, applies film dynamic performance, water resistance, solvent resistance and resistance to ag(e)ing, has many advantages, such as lower thermal coefficient, reflective insulation excellent performance.
Description
Technical field
The present invention relates to a kind of water-proof heat-insulating paints, and in particular to a kind of aqueous polyurethane building waterproof heat-insulating coating and its
Preparation method.
Background technology
Water-proof heat-insulating paint and heat-reflecting heat-insulating it is good material composition, coating be collection reflection, radiation it is heat-insulated with cenosphere
With the novel High tailored coating of one.Coating can carry out high reflection to the solar infrared and ultraviolet light of 400nm--2500nm ranges,
The heat of the sun is not allowed to carry out accumulation heating in body surface, and can automatic will Sheng board water-proof heat-insulating paint progress heat radiation
Radiating and cooling is radiated the heat of body surface in space, reduces the temperature of object, even if in cloudy day and night coating
Energy radiations heat energy reduces temperature, while the transmission of the extremely low cenosphere isolation thermal energy of thermal coefficient is put into coating, even if
It can also be conducted to interior of articles every firmly outside heat when atmospheric temperature is very high, three large effects ensure that the object drop of brushing paint
Temperature, it is ensured that interior of articles space can keep the state of lasting constant temperature.ZS-221 heat insulation coatings are in sunlight strong, coating
20 DEG C of body surface temperature or more can be reduced, cloudy day and night can cool down at 3 DEG C or more or be reduced to and atmospheric temperature
Unanimously.Object for brushing tiny crackle has good waterproof, antiseep effect, and there are many coating, and color is available,
Can according to different colours require brushing different colours room temperature High tailored coating, in addition coating application is complete smooth, hydrophobicity, from
Clean performance is good, thus room temperature High tailored coating be temperature with high efficiency, it is thin layer, decoration, self-cleaning, waterproof, moisture-proof, antiultraviolet aging, resistance to
Soda acid, anti-corrosion are in the novel normal-temperature cooling energy-saving long-life coating of one.Room temperature High tailored coating can be widely used for building, chemical industry,
Cool down in the industries such as oil, electric power, metallurgy, ship, light textile, storage, traffic, space flight, it is energy saving, create comfortable mankind's life
Living, working environment.
Invention content
It is an object of the invention to provide a kind of aqueous polyurethane building waterproof heat-insulating coating and preparation method thereof, the one kind
Aqueous polyurethane building waterproof heat-insulating coating using modified polyurethane complex emulsions as film forming matter, addition have heat-proof quality and
Hollow ceramic microspheres, nano far infrared ceramic powder, hollow glass microbead, calcium carbonate, lithopone, titanium dioxide, the silicon of water resistance
The materials such as limestone flour, kaolin, talcum powder, bentonite, and part of auxiliary is added, a kind of aqueous polyurethane building being prepared
Water-proof heat-insulating paint.This kind of aqueous polyurethane building waterproof heat-insulating coating coating, which applies, has good storage stability, applies membrane forces
Learn performance, water resistance, solvent resistance and resistance to ag(e)ing, resistance to acid and alkali, abrasion resistance, stain resistance, hydrophobicity, self-cleaning property
It is good, have many advantages, such as lower thermal coefficient, reflective insulation excellent performance.
Above-mentioned purpose to realize the present invention, a kind of aqueous polyurethane building waterproof heat-insulating coating of the present invention use following technology
Scheme：A kind of aqueous polyurethane building waterproof heat-insulating coating, raw material include following components by weight：Modified polyurethane is compound
80-100 parts of lotion, 8-12 parts of hollow ceramic microspheres, 3-6 parts of nano far infrared ceramic powder, 3-6 parts of hollow glass microbead, carbonic acid
20-30 parts of calcium, 10-15 parts of lithopone, 15-25 parts of titanium dioxide, 20-30 parts of wollastonite in powder, 20-30 parts of kaolin, talcum powder 30-
50 parts, 5-15 parts of bentonite, 1-2 parts of dispersant, 0.2-0.5 parts of fungicide, 0.2-0.5 parts of mould inhibitor, 1-3 parts of coalescents,
1-3 parts of thickener, 1.5-3 parts of plasticizer, 0.5-0.8 parts of antifoaming agent, 0.2-0.5 parts of levelling agent, 0.2-0.5 parts of PH stabilizer,
30-50 parts of deionized water.
Further, the hollow glass microbead is the hollow beads of 50~150 μm of grain size.
Further, the calcium carbonate is powdered whiting.
Further, the titanium dioxide is rutile type titanium white, and grain size is 50~100 μm.
Further, the dispersant is hydrophobically modified dispersant.
Further, the coalescents are propylene glycol.
Further, the antifoaming agent is modified polyether ester.
Further, preparation method includes the following steps：
S10, required various materials are weighed；
S11, the dispersant that step S10 is weighed, coalescents, plasticizer, half antifoaming agent, fungicide, mould inhibitor, PH stablize
Agent, deionized water are put into beaker, under the mechanical agitation of 300-500r/min, are stirred 5-10min, are prepared into liquid material；
S12, by hollow glass micropearl, calcium carbonate, lithopone, titanium dioxide, wollastonite in powder, kaolin, talcum powder, bentonite according to
The number claimed is put into BJ-100 type mixers, is mixed 5-10min, is prepared into powder；
S13, the powder that the step S11 liquid materials being prepared into and step S12 are prepared into is mixed and is added levelling agent, the other half defoaming
Agent, thickener, under the mechanical agitation of 500-1000r/min stir 20-30min, add modified polyurethane complex emulsions and
Water-reducing agent continues stirring at low speed 10-20 min, that is, this kind of aqueous polyurethane building waterproof heat-insulating coating is prepared.
It is compared with the prior art, the invention has the advantages that：
1, it is closed hollow ball using hollow glass micropearl in a kind of aqueous polyurethane building waterproof heat-insulating coating of the present invention, it is interior
Portion is vacuum either N2, CO2 gas, and there is sound insulation, heat-insulated, insulation characterisitic, its ball shape can provide than sheet, needle
Shape and the better mobility of irregular shape filler particle make coating have isotropism, so that stress is uniformly dispersed, can reduce
Stress cracking of the coating because of generation of expanding with heat and contract with cold.Wherein hollow glass micropearl has lower thermal coefficient, is added in coating
Hollow glass micropearl plays the role of reflective insulation；
2, it is added in a kind of aqueous polyurethane building waterproof heat-insulating coating of the present invention heat-insulated obtained by the preparation of hollow glass micropearl
Coating is the heat insulation function coating that a kind of heat preservation and insulation is excellent, environmental-friendly, by the heat insulating coatings coating
The research of heat insulation is that heat insulating coatings performance prepared by color stuffing is stable, heat insulating function is strong with vacuum glass microballoon etc.,
It is used as insulating layer of external wall of building, is a kind of effective power-economizing method, be especially 58 μm in the grain size of hollow glass microballoon
When left and right, insulating moulding coating has suitable thermal conductivity, the thermal conductivity than the hollow glass microballoon insulating moulding coating of other grain sizes low 6-
28%；When hollow glass microballoon content is less than 10%, heat reflectivity is dramatically increased with the increase of hollow glass microbead content；When
After hollow glass microbead content reaches 10%, the increase reduced rate of coating heat reflectivity, when hollow glass microbead content reaches
When 12%, the heat reflectivity value highest of coating continues growing the content of coating hollow glass microbead, heat reflectivity almost no longer increases
Greatly.Therefore hollow glass microbead content be 10%-12% when, coating have best heat reflectivity；
3, a kind of aqueous polyurethane building waterproof heat-insulating coating of the invention not only have good antibacterial and mouldproof effect, low temperature flexibility,
The decorative effect of the strong feature of impermeability, high-decoration beauty non-toxic to humans, environmentally friendly also there is UV resistant to shine
It penetrates, the advantages that caking ability is big, tensile strength and elongation at break are good, waterproof anti seismic efficiency is good, heat-proof quality is good；
4, a kind of aqueous polyurethane building waterproof heat-insulating coating of the present invention makees auxiliary adhesive with bentonite, reduces the use of lotion
Amount, reduces cost；
5, the color stuffings generation such as addition wollastonite in powder, kaolin in a kind of aqueous polyurethane building waterproof heat-insulating formulation for coating material of the present invention
Articles for use can replace the higher lithopone of part price, titanium dioxide, but coating covering power does not reduce；Product Green environmental protection, is free of
Formaldehyde is environmentally friendly product；
6, a kind of aqueous polyurethane building waterproof heat-insulating coating of the present invention is using aqueous polyurethane as base-material, using water as decentralized medium simultaneously
It is modified in conjunction with nano-dispersed technology, it is aqueous to develop a kind of novel one kind by cross-linking modified aqueous polyurethane coating
Polyurethane building water-proof heat-insulating paint.This kind of aqueous polyurethane building waterproof heat-insulating coating coating, which applies, has good stable storage
Property, apply film dynamic performance, water resistance, solvent resistance and resistance to ag(e)ing, resistance to acid and alkali, abrasion resistance, stain resistance, hydrophobicity,
Self-cleaning property is good, has many advantages, such as lower thermal coefficient, reflective insulation excellent performance.
Specific implementation mode
In order to make the content of the present invention more clearly understood, below according to specific embodiments of the present invention, to this
Invention is described in further detail.
Embodiment 1
A kind of aqueous polyurethane building waterproof heat-insulating coating, raw material include following components by weight：Modified polyurethane is compound
80 parts of lotion, 8 parts of hollow ceramic microspheres, 3 parts of nano far infrared ceramic powder, 3 parts of hollow glass microbead, 20 parts of calcium carbonate, vertical moral
10 parts of powder, 15 parts of titanium dioxide, 20 parts of wollastonite in powder, 20 parts of kaolin, 30 parts of talcum powder, 5 parts of bentonite, 1 part of dispersant, sterilization
0.2 part of agent, 0.2 part of mould inhibitor, 1 part of coalescents, 1 part of thickener, 1.5 parts of plasticizer, 0.5 part of antifoaming agent, levelling agent 0.2
Part, 0.2 part of PH stabilizer, 30 parts of deionized water.
The hollow glass microbead is the hollow beads of 50 μm of grain size.
The calcium carbonate is powdered whiting.
The titanium dioxide is rutile type titanium white, and grain size is 50 μm.
The dispersant is hydrophobically modified dispersant.
The coalescents are propylene glycol.
The antifoaming agent is modified polyether ester.
Preparation method includes the following steps：
S10, required various materials are weighed；
S11, the dispersant that step S10 is weighed, coalescents, plasticizer, half antifoaming agent, fungicide, mould inhibitor, PH stablize
Agent, deionized water are put into beaker, under the mechanical agitation of 300r/min, are stirred 5min, are prepared into liquid material；
S12, by hollow glass micropearl, calcium carbonate, lithopone, titanium dioxide, wollastonite in powder, kaolin, talcum powder, bentonite according to
The number claimed is put into BJ-100 type mixers, is mixed 5min, is prepared into powder；
S13, the powder that the step S11 liquid materials being prepared into and step S12 are prepared into is mixed and is added levelling agent, the other half defoaming
Agent, thickener, under the mechanical agitation of 500r/min stir 20min, add modified polyurethane complex emulsions and water-reducing agent after
10 min of continuous stirring at low speed, that is, be prepared this kind of aqueous polyurethane building waterproof heat-insulating coating.
Embodiment 2
A kind of aqueous polyurethane building waterproof heat-insulating coating, raw material include following components by weight：Modified polyurethane is compound
100 parts of lotion, 6 parts of nano far infrared ceramic powder, 6 parts of hollow glass microbead, 30 parts of calcium carbonate, is stood 12 parts of hollow ceramic microspheres
15 parts of moral powder, 25 parts of titanium dioxide, 30 parts of wollastonite in powder, 30 parts of kaolin, 50 parts of talcum powder, 15 parts of bentonite, 2 parts of dispersant,
0.5 part of fungicide, 0.5 part of mould inhibitor, 3 parts of coalescents, 3 parts of thickener, 3 parts of plasticizer, 0.8 part of antifoaming agent, levelling agent 0.5
Part, 0.5 part of PH stabilizer, 50 parts of deionized water.
The hollow glass microbead is the hollow beads of 150 μm of grain size.
The calcium carbonate is powdered whiting.
The titanium dioxide is rutile type titanium white, and grain size is 100 μm.
The dispersant is hydrophobically modified dispersant.
The coalescents are propylene glycol.
The antifoaming agent is modified polyether ester.
Preparation method includes the following steps：
S10, required various materials are weighed；
S11, the dispersant that step S10 is weighed, coalescents, plasticizer, half antifoaming agent, fungicide, mould inhibitor, PH stablize
Agent, deionized water are put into beaker, under the mechanical agitation of 500r/min, are stirred 10min, are prepared into liquid material；
S12, by hollow glass micropearl, calcium carbonate, lithopone, titanium dioxide, wollastonite in powder, kaolin, talcum powder, bentonite according to
The number claimed is put into BJ-100 type mixers, is mixed 10min, is prepared into powder；
S13, the powder that the step S11 liquid materials being prepared into and step S12 are prepared into is mixed and is added levelling agent, the other half defoaming
Agent, thickener, under the mechanical agitation of 1000r/min stir 30min, add modified polyurethane complex emulsions and water-reducing agent
Continue 20 min of stirring at low speed, that is, this kind of aqueous polyurethane building waterproof heat-insulating coating is prepared.
Embodiment 3
A kind of aqueous polyurethane building waterproof heat-insulating coating, raw material include following components by weight：Modified polyurethane is compound
90 parts of lotion, 9 parts of hollow ceramic microspheres, 5 parts of nano far infrared ceramic powder, 5 parts of hollow glass microbead, 25 parts of calcium carbonate, vertical moral
12 parts of powder, 20 parts of titanium dioxide, 25 parts of wollastonite in powder, 25 parts of kaolin, 40 parts of talcum powder, 12 parts of bentonite, 1.5 parts of dispersant,
0.3 part of fungicide, 0.4 part of mould inhibitor, 2 parts of coalescents, 2 parts of thickener, 2.5 parts of plasticizer, 0.6 part of antifoaming agent, levelling agent
0.3 part, 0.3 part of PH stabilizer, 40 parts of deionized water.
The hollow glass microbead is the hollow beads of 58 μm of grain size.
The calcium carbonate is powdered whiting.
The titanium dioxide is rutile type titanium white, and grain size is 58 μm.
The dispersant is hydrophobically modified dispersant.
The coalescents are propylene glycol.
The antifoaming agent is modified polyether ester.
Preparation method includes the following steps：
S10, required various materials are weighed；
S11, the dispersant that step S10 is weighed, coalescents, plasticizer, half antifoaming agent, fungicide, mould inhibitor, PH stablize
Agent, deionized water are put into beaker, under the mechanical agitation of 400r/min, are stirred 6min, are prepared into liquid material；
S12, by hollow glass micropearl, calcium carbonate, lithopone, titanium dioxide, wollastonite in powder, kaolin, talcum powder, bentonite according to
The number claimed is put into BJ-100 type mixers, is mixed 9min, is prepared into powder；
S13, the powder that the step S11 liquid materials being prepared into and step S12 are prepared into is mixed and is added levelling agent, the other half defoaming
Agent, thickener, under the mechanical agitation of 800r/min stir 25min, add modified polyurethane complex emulsions and water-reducing agent after
15 min of continuous stirring at low speed, that is, be prepared this kind of aqueous polyurethane building waterproof heat-insulating coating.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (8)
1. a kind of aqueous polyurethane building waterproof heat-insulating coating, which is characterized in that its raw material includes following components by weight：Change
80-100 parts of polyurethane complex emulsions of property, 8-12 parts of hollow ceramic microspheres, 3-6 parts of nano far infrared ceramic powder, hollow glass are micro-
3-6 parts of pearl, 20-30 parts of calcium carbonate, 10-15 parts of lithopone, 15-25 parts of titanium dioxide, 20-30 parts of wollastonite in powder, kaolin 20-30
Part, 30-50 parts of talcum powder, 5-15 parts of bentonite, 1-2 parts of dispersant, 0.2-0.5 parts of fungicide, 0.2-0.5 parts of mould inhibitor, at
1-3 parts of film auxiliary agent, 1-3 parts of thickener, 1.5-3 parts of plasticizer, 0.5-0.8 parts of antifoaming agent, 0.2-0.5 parts of levelling agent, PH stablize
0.2-0.5 parts of agent, 30-50 parts of deionized water.
2. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that described is hollow
Glass microballoon is the hollow beads of 50~150 μm of grain size.
3. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that the calcium carbonate
For powdered whiting.
4. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that the titanium dioxide
For rutile type titanium white, grain size is 50~100 μm.
5. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that the dispersant
For hydrophobically modified dispersant.
6. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that the film forming
Auxiliary agent is propylene glycol.
7. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that the defoaming
Agent is modified polyether ester.
8. a kind of aqueous polyurethane building waterproof heat-insulating coating according to claim 1, which is characterized in that preparation method
Include the following steps：
S10, required various materials are weighed；
S11, the dispersant that step S10 is weighed, coalescents, plasticizer, half antifoaming agent, fungicide, mould inhibitor, PH stablize
Agent, deionized water are put into beaker, under the mechanical agitation of 300-500r/min, are stirred 5-10min, are prepared into liquid material；
S12, by hollow glass micropearl, calcium carbonate, lithopone, titanium dioxide, wollastonite in powder, kaolin, talcum powder, bentonite according to
The number claimed is put into BJ-100 type mixers, is mixed 5-10min, is prepared into powder；
S13, the powder that the step S11 liquid materials being prepared into and step S12 are prepared into is mixed and is added levelling agent, the other half defoaming
Agent, thickener, under the mechanical agitation of 500-1000r/min stir 20-30min, add modified polyurethane complex emulsions and
Water-reducing agent continues stirring at low speed 10-20 min, that is, this kind of aqueous polyurethane building waterproof heat-insulating coating is prepared.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810355208.3A CN108517181A (en) | 2018-04-19 | 2018-04-19 | A kind of aqueous polyurethane building waterproof heat-insulating coating |
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| CN201810355208.3A CN108517181A (en) | 2018-04-19 | 2018-04-19 | A kind of aqueous polyurethane building waterproof heat-insulating coating |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441230A (en) * | 2019-08-13 | 2019-11-12 | 吉林大学 | A kind of adhesive structure ageing predetermination method based on chemical characteristic analysis |
| CN110746878A (en) * | 2019-11-19 | 2020-02-04 | 合众（佛山）化工有限公司 | High-hardness anti-sagging polyurethane water-based functional coating |
| WO2021001689A1 (en) * | 2019-07-01 | 2021-01-07 | GIUSEPPE DI MARIA S.p.A. | Thermally insulating coating composition |
| CN112795290A (en) * | 2020-12-26 | 2021-05-14 | 广东丰能环保科技股份有限公司 | High-heat-resistance surface coating and preparation method thereof |
-
2018
- 2018-04-19 CN CN201810355208.3A patent/CN108517181A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021001689A1 (en) * | 2019-07-01 | 2021-01-07 | GIUSEPPE DI MARIA S.p.A. | Thermally insulating coating composition |
| CN110441230A (en) * | 2019-08-13 | 2019-11-12 | 吉林大学 | A kind of adhesive structure ageing predetermination method based on chemical characteristic analysis |
| CN110746878A (en) * | 2019-11-19 | 2020-02-04 | 合众（佛山）化工有限公司 | High-hardness anti-sagging polyurethane water-based functional coating |
| CN110746878B (en) * | 2019-11-19 | 2021-10-01 | 合众（佛山）化工有限公司 | High-hardness anti-sagging polyurethane water-based functional coating |
| CN112795290A (en) * | 2020-12-26 | 2021-05-14 | 广东丰能环保科技股份有限公司 | High-heat-resistance surface coating and preparation method thereof |
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