CN106634349A - Color reflection heat insulation and temperature reduction paint and preparation method thereof - Google Patents
Color reflection heat insulation and temperature reduction paint and preparation method thereof Download PDFInfo
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- CN106634349A CN106634349A CN201611193526.1A CN201611193526A CN106634349A CN 106634349 A CN106634349 A CN 106634349A CN 201611193526 A CN201611193526 A CN 201611193526A CN 106634349 A CN106634349 A CN 106634349A
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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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- 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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- 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
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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
- C09D5/29—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes for multicolour effects
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/61—Additives non-macromolecular inorganic
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
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- C08L2205/00—Polymer mixtures characterised by other features
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Abstract
The invention discloses color reflection heat insulation and temperature reduction paint and a preparation method thereof. The color reflection heat insulation and temperature reduction paint integrates heat insulation functions of blocking, reflection, radiation and the like; the reflection and heat insulation functions are excellent; the building energy consumption can be effectively reduced; meanwhile, an ordinary water-base colorant can be used for color regulation; the color requirements of people on building decoration individuation can be met.
Description
Technical field
The present invention relates to aqueous architectural coating technical field, especially a kind of colour reflective heat insulation and heat control coating and its preparation
Method.
Background technology
In recent years, with national energy-saving, the enforcement of environmental protection industry policy, the awareness of saving energy of people is improved constantly, particularly
China's building energy consumption accounts for 1/3 or so of energy wastage in bulk or weight, is even more increasingly subject to pay attention to.Therefore, develop and promote low energy consumption,
The good reflective insulation High tailored coating of thermal and insulating performance has become the main trend of building coating industry.
In China, colored building coating utilization rate is about 80%, and development and application colour reflective heat insulation and heat control coating is just formed
One upsurge.Such as prepare dark reflective insulation by adding heat reflection filler, hollow glass micropearl and composite inorganic toner
Sealing wax, or by adding infra-red radiation filler and microcapsules of storing energy through phase change emulsion and being made using inorganic mixed phase metal oxide
Multi-color system reflective heat-insulation paint coating system is prepared for coloring pigment, or by adding reflectivity functional filler and Gao Hong
The pigment of external reflectance ratio is preparing colored solar heat reflecting and heat insulating coating etc..Above prior art belongs to obstruct-reflective insulation, anti-
- radiation heat insulation type coating is penetrated, higher sun luminous reflectance and near-infrared reflection ratio is obtained, is imitated with fabulous heat insulation and heat control
Really, but in their production processes infrared external reflection toner is adopted, it is impossible to using common mill base, colour system is complete, on the high side, production
Bad control.Also have and colour reflective insulating moulding coating is prepared using common mill base by adding modified titanium in common coating
Technology, but simply simple reflection heat-insulating type coating do not possess obstruct and radiation function, and cooling-down effect is limited.
The content of the invention
The present invention is directed to the deficiencies in the prior art, proposes a kind of colour reflective heat insulation and heat control coating, and composition is reasonable, collection resistance
Every, reflection, radiation etc. heat insulating function in one.
In order to realize foregoing invention purpose, the present invention provides technical scheme below：A kind of colour reflective heat insulation and heat control coating,
It is made up of following components in parts by weight：
Deionized water 15.00～30.00
Cellulose 0.20～0.60
PH adjusting agent 0.10～0.20
Dispersant 0.20～0.70
Wetting agent 0.00～0.40
Antifreezing agent 1.00～3.00
Defoamer 0.30～0.60
Titanium dioxide 0.00～20.00
Infra-red radiation filler 10.00～15.00
Powdered whiting 3.00～12.00
Heat reflection filler 3.00～6.00
Pure-acrylic emulsion 25.00～30.00
Organic silicon emulsion 5.00～10.00
The heat-insulated premix thing 5.00～10.00 of macromolecule
Coalescents 1.00～4.00
Preservative 0.10～0.30
Mould inhibitor 0.30～0.50
Thickener 0.00～1.00
Hollow glass micropearl 2.00～5.00
Organosilicon moisture repellent 0.30～0.60
Aqueous color paste 0.00～10.00.
Further, the cellulose is hydroxyethyl cellulose.
Further, the dispersant is polycarboxylic acids ammonium salt.
Further, the defoamer is mineral oil defoaming agent.
Further, the antifreezing agent is propane diols.
Further, the infra-red radiation filler is kaolin, mica powder, talcum powder, diatomite, zinc oxide and far infrared
The mixture of powder.
Further, the heat-insulated premix thing of the macromolecule be opacity polymer, emissivity functional group modification polymer and
The premix of expandable microspheres.
Further, the aqueous color paste is one kind or arbitrarily two or more groups of aqueous color paste and cold pigment black slurry
Compound.
Further, the mould inhibitor is isothiazolinone derivatives or benzimidazole ester type compound and its derivative.
A kind of preparation method of colour reflective heat insulation and heat control coating as described above, comprises the following steps：
(1), it is pre-mixed：Under the rotating speed of 300～800r/min, the following component mixing of weight portion stirs：Deionization
Water 14.50～29.00, cellulose 0.20～0.60, pH adjusting agent 0.10～0.20, dispersant 0.20～0.70, wetting agent
0.00～0.40, antifreezing agent 1.00～3.00 and defoamer 0.15～0.30；
(2), color stuffing dispersion：Step premixing material (1), under the rotating speed of 600～1200r/min, adds weight portion as follows
Component：Titanium dioxide 0.0～20.0, infra-red radiation filler 10.00～15.00, powdered whiting 3.00～12.00, heat reflection
Filler 3.00～6.00, under the rotating speed of 1500～2000r/min, disperses 25～30 minutes；
(3), paint：Step (2) dispersed material, under the rotating speed of 500-800r/min, the component for adding weight portion following：Pure third is newborn
Liquid 25.00～30.00, organic silicon emulsion 5.00～10.00, coalescents 1.00～4.00, thickener 0.00～1.00 and height
The heat-insulated premix thing 5.00～10.00 of molecule, is slow added into mould inhibitor 0.30～0.50, deionized water 0.50～1.00 and premixes
Close preservative 0.10-0.30；Rotating speed is reduced to 300-600r/min, adds hollow glass micropearl 2.00～5.00, organosilicon hydrophobic
Agent 0.30～0.60 and defoamer 0.10～0.20, stir；
(4), mix colours：(3) stir in material to step, add aqueous color paste 0.00～10.00, add defoamer 0.05～
0.10, stir, filter, obtain filtrate.
Wherein, the cellulose is NATROSOL®250HBR, HS30000YP2；The pH adjusting agent is ammoniacal liquor, AMP-95
One kind；The dispersant is that polycarboxylic acids ammonium salt includes SN-Dispersant 5029, Dispex A40A；The wetting agent is
Surfactant without APEO, nonrestrictive example includes TRITONTMEF-106.The defoamer disappears for mineral oils
Infusion.The antifreezing agent is propane diols；The heat reflection filler, nonrestrictive example include Altiris550,
Altiris800。
The cold pigment black slurry, nonrestrictive example includes the IR-801 of ANS Chemical.
The hollow glass micropearl, nonrestrictive example includes the VS5500 of 3M.
The pure-acrylic emulsion, nonrestrictive example includes Tao Shi Primal AC-261C.
The coalescents are ester alcohol -12.
The preservative is CIT/MIT type preservatives.
The thickener is the one or more than one in the swelling acrylic acid of hydrophobically-modified alkali and polyurethane thickener
Combination.
Compared with prior art, the present invention has advantages below：Reflective insulation function is excellent, is effectively reduced building energy
Consumption, can meet people's color requirements personalized to building decoration color.
The invention has the advantages that：
（1）Integrate the heat insulating functions such as reflection, obstruct, radiation, reduce heat absorption and weaken heat transfer property, improve heat-sinking capability,
Effect of heat insulation is lasting for a long time.
（2）Common color paste toning can be adopted, low cost is convenient for production.
（3）Excellent ageing-resistant, colour retention, stain resistant and resistance to water.
Specific embodiment
Describe the present invention with reference to embodiment, the description of this part be only it is exemplary and explanatory, no
Reply protection scope of the present invention has any restriction effect.
A kind of colour reflective heat insulation and heat control coating, it is made up of following components in parts by weight：
The weight portion of deionized water 15.00～30.00
The weight portion of cellulose 0.20～0.60
The weight portion of pH adjusting agent 0.10～0.20
The weight portion of dispersant 0.20～0.70
The weight portion of wetting agent 0.00～0.40
The weight portion of antifreezing agent 1.00～3.00
The weight portion of defoamer 0.30～0.60
The weight portion of titanium dioxide 0.00～20.00
The weight portion of infra-red radiation filler 10.00～15.00
The weight portion of powdered whiting 3.00～12.00
The weight portion of heat reflection filler 3.00～6.00
The weight portion of pure-acrylic emulsion 25.00～30.00
The weight portion of organic silicon emulsion 5.00～10.00
The heat-insulated weight portion of premix thing 5.00～10.00 of macromolecule
The weight portion of coalescents 1.00～4.00
The weight portion of preservative 0.10～0.30
The weight portion of mould inhibitor 0.30～0.50
The weight portion of thickener 0.00～1.00
The weight portion of hollow glass micropearl 2.00～5.00
The weight portion of organosilicon moisture repellent 0.30～0.60
The weight portion of aqueous color paste 0.00～10.00
Above-mentioned heat reflection filler, can make some medium shades and light color (L*>40), dark color (L*<40) with some beautiful colors
Coating has very high solar reflecting properties, and nonrestrictive example includes Altiris550, Altiris800.
Above-mentioned infra-red radiation filler is the mixing of kaolin, mica powder, talcum powder, diatomite, zinc oxide and far-infrared powder
Thing.Infra-red radiation filler has certain heat loss through radiation function in 8～14 microns of this " atmospheric window " infrared ray wave bands, can be with
The emissivity of coating is improved, so as to reduce the effect of coat inside temperature.
The heat-insulated premix thing of above-mentioned macromolecule is opacity polymer, emissivity functional group modification polymer and expandable microspheres
Mixture.Wherein, opacity polymer is hollow Opacifying polymers spheroid, is assembled with opposing heat reflection filler and titanium dioxide
Effect, the space being sufficient filling with cenosphere makes the hollow ball of multistage-combination arrangement in coating even closer, so as to improve
The sun light reflectivity of coating.Emissivity functional group modification polymer average grain diameter is less than 5 microns, is that one kind can launch infrared ray
The high molecular polymer of heat energy.Expandable microspheres are a kind of plastic macromolecules of light hollow, are imitated with certain heat insulation and heat control
Really.
Above-mentioned aqueous color paste is common water borne mill base（Except carbon black color paste）With one kind or any two of cold pigment black slurry
Plant the composition of the above.Wherein, above-mentioned cold pigment black slurry, nonrestrictive example includes the IR-801 of ANS Chemical,
Near infrared ray heat energy can be directly reflected, is reduced and is absorbed heat energy.
Above-mentioned hollow glass micropearl, nonrestrictive example includes the VS5500 of 3M, 15～85 microns of particle diameter, heat conduction system
Number 0.062W/m.K, sunshine reflectivity ρ=0.90 has extremely strong emissivity to the micron waveband of infrared ray 8～14, and hemisphere is sent out
Rate is penetrated up to 0.89.
Above-mentioned organic silicon emulsion steam permeability is good, water imbibition is low, be difficult laying dust, has excellent weather resistance.
Above-mentioned organosilicon moisture repellent can strengthen the resistance to water of coating, good gas permeability be kept, while improving water paint
Workability.
The heat reflection filler of colour reflective heat insulation and heat control coating addition of the present invention, can reflect most of sunshine, weaken
The heat absorption capacity of exterior wall paint film, reduces solar radiation heat energy and enters interior of building, and the hollow glass micropearl of addition and expansion are micro-
Ball and opacity polymer are internally formed hollow housing in exterior wall paint film can reduce the conductivity of heat of exterior wall paint film, effectively intercept the sun
The transmission of heat, the infra-red radiation filler and emissivity functional group modification polymer of addition have the performance of radiant heat energy, can have
Effect improves the heat-sinking capability of exterior wall paint film, the solar thermal energy accumulation of exterior wall coating surface is reduced, so as to reach the mesh of heat insulation and heat control
's.
Colour reflective heat insulation and heat control coating of the present invention, also added silicone resin emulsion and organic silicon hydrophobic agent, its institute
Comprising Si-O keys provide the excellent resistance to ag(e)ing of exterior wall paint film, colour retention, stain resistance and resistance to water.It is of the invention colored anti-
Penetrating heat insulation and heat control coating can use common water borne color paste toning, and formulation cost is low, and production operation is simple, and with cold pigment black slurry generation
For common carbon black color paste, exterior wall paint film heat insulation and heat control performance is enhanced.
A kind of preparation method of colour reflective heat insulation and heat control coating, its processing step is：
1）Premixing：Under the rotating speed of 300～800r/min, sequentially add in the deionized water of 14.50～29.00 weight portions
The weight portion of cellulose 0.20～0.60, the weight portion of pH adjusting agent 0.10～0.20, the weight portion of dispersant 0.20～0.70, wetting agent
0.00～0.40 weight portion, the weight portion of antifreezing agent 1.00～3.00 and the weight portion of defoamer 0.15～0.30, stir；
2）Color stuffing disperses：Under the rotating speed of 600～1200r/min, the input weight portion of titanium dioxide 0.0～20.0, infra-red radiation
The weight portion of filler 10.00～15.00, the weight portion of powdered whiting 3.00～12.00, the weight of heat reflection filler 3.00～6.00
Part, under the rotating speed of 1500～2000r/min, disperse 25～30 minutes；
3）Paint：Under the rotating speed of 500-800r/min, the weight portion of pure-acrylic emulsion 25.00～30.00, organic silicon emulsion are added
5.00～10.00 weight portions, the weight portion of coalescents 1.00～4.00, the weight portion of thickener 0.00～1.00 and macromolecule are heat-insulated
The weight portion of premix thing 5.00～10.00, the weight portion of mould inhibitor 0.30～0.50, the weight portion of deionized water 0.50～1.00 are pre-
It is slowly added to after mixing preservative 0.10-0.30 weight portions.Rotating speed is reduced to 300-600r/min, adds hollow glass micropearl 2.00
～5.00 weight portions, the weight portion of organosilicon moisture repellent 0.30～0.60 and the weight portion of defoamer 0.10～0.20, stir, inspection
Survey.
4）Toning：The weight portion of aqueous color paste 0.00～10.00 is added, the weight portion of defoamer 0.05～0.10 is added, is stirred
Mix uniform, filter.
Embodiment 1
A kind of colour reflective heat insulation and heat control coating, it is made up of following components in parts by weight（It is adapted to high brightness light color（L*≥
80）：
The weight portion of deionized water 16.48
The weight portion of cellulose 0.22
The weight portion of pH adjusting agent 0.10
The weight portion of dispersant 0.40
The weight portion of wetting agent 0.10
The weight portion of antifreezing agent 1.50
The weight portion of defoamer 0.50
The weight portion of titanium dioxide 19.00
The weight portion of infra-red radiation filler 10.00
The weight portion of powdered whiting 3.00
The weight portion of heat reflection filler 4.00
The weight portion of pure-acrylic emulsion 27.00
The weight portion of organic silicon emulsion 5.00
The heat-insulated weight portion of premix thing 5.00 of macromolecule
The weight portion of coalescents 2.5
The weight portion of preservative 0.20
The weight portion of mould inhibitor 0.50
The weight portion of thickener 0.80
The weight portion of hollow glass micropearl 2.50
The weight portion of organic silicon hydrophobic agent 0.40
The weight portion of aqueous color paste 0.80
The preparation method of above-mentioned colour reflective heat insulation and heat control coating, prepares in accordance with the following methods：
1）Premixing：Under the rotating speed of 300～800r/min, in the deionized water of 15.98 weight portions cellulose is sequentially added
0.22 weight portion, the weight portion of pH adjusting agent 0.10, the weight portion of dispersant 0.40, the weight portion of wetting agent 0.10, the weight of antifreezing agent 1.50
Amount part and the weight portion of defoamer 0.25, stir；
2）Color stuffing disperses：Under the rotating speed of 600～1200r/min, the input weight portion of titanium dioxide 19.0, infra-red radiation filler
10.00 weight portions, the weight portion of powdered whiting 3.00, the weight portion of heat reflection filler 4.00, in the rotating speed of 1500～2000r/min
Under, disperse 25～30 minutes；
3）Paint：Under the rotating speed of 500-800r/min, the weight portion of pure-acrylic emulsion 27.00, the weight of organic silicon emulsion 5.00 are added
Part, the weight portion of coalescents 2.50, the weight portion of thickener 0.80 and the heat-insulated weight portion of premix thing 5.00 of macromolecule, mould inhibitor
It is slowly added to after 0.50 weight portion, the weight portion of the deionized water 0.50 premixing weight portion of preservative 0.20.Rotating speed is reduced to 300-
600r/min, adds the weight portion of hollow glass micropearl 2.50, the weight portion of organosilicon moisture repellent 0.40 and the weight portion of defoamer 0.15,
Stir, detect.
4）Toning：The weight portion of aqueous color paste 0.8 is added, the weight portion of defoamer 0.10 is added, is stirred, bag filter
Dress.
Embodiment 2
A kind of colour reflective heat insulation and heat control coating, it is made up of following components in parts by weight（It is adapted to the light and middle color of middle lightness
（80< L*<40）：
The weight portion of deionized water 20.65
The weight portion of cellulose 0.25
The weight portion of pH adjusting agent 0.10
The weight portion of dispersant 0.40
The weight portion of wetting agent 0.10
The weight portion of antifreezing agent 1.50
The weight portion of defoamer 0.50
The weight portion of titanium dioxide 9.00
The weight portion of infra-red radiation filler 10.00
The weight portion of powdered whiting 4.00
The weight portion of heat reflection filler 4.00
The weight portion of pure-acrylic emulsion 29.00
The weight portion of organic silicon emulsion 5.00
The heat-insulated weight portion of premix thing 6.00 of macromolecule
The weight portion of coalescents 2.50
The weight portion of preservative 0.20
The weight portion of mould inhibitor 0.50
The weight portion of thickener 0.40
The weight portion of hollow glass micropearl 2.50
The weight portion of organosilicon moisture repellent 0.40
The weight portion of aqueous color paste 3.00
The preparation method of above-mentioned colour reflective heat insulation and heat control coating, prepares in accordance with the following methods：
1）Premixing：Under the rotating speed of 300～800r/min, in the deionized water of 20.15 weight portions cellulose is sequentially added
0.25 weight portion, the weight portion of pH adjusting agent 0.10, the weight portion of dispersant 0.40, the weight portion of wetting agent 0.10, the weight of antifreezing agent 1.50
Amount part and the weight portion of defoamer 0.25, stir；
2）Color stuffing disperses：Under the rotating speed of 600～1200r/min, the input weight portion of titanium dioxide 9.00, infra-red radiation filler
10.00 weight portions, the weight portion of powdered whiting 4.00, the weight portion of heat reflection filler 4.00, in the rotating speed of 1500～2000r/min
Under, disperse 25～30 minutes；
3）Paint：Under the rotating speed of 500-800r/min, the weight portion of pure-acrylic emulsion 29.00, the weight of organic silicon emulsion 5.00 are added
Part, the weight portion of coalescents 2.50, the weight portion of thickener 0.40 and the heat-insulated weight portion of premix thing 6.00 of macromolecule, mould inhibitor
It is slowly added to after 0.50 weight portion, the weight portion of the deionized water 0.50 premixing weight portion of preservative 0.20.Rotating speed is reduced to 300-
600r/min, adds the weight portion of hollow glass micropearl 2.50, the weight portion of organosilicon moisture repellent 0.40 and the weight portion of defoamer 0.15,
Stir, detect.
4）Toning：The weight portion of aqueous color paste 3.0 is added, the weight portion of defoamer 0.10 is added, is stirred, bag filter
Dress.
Embodiment 3
A kind of colour reflective heat insulation and heat control coating, it is made up of following components in parts by weight（It is adapted to color and dark color in low lightness
（L*≤40）：
The weight portion of deionized water 21.60
The weight portion of cellulose 0.50
The weight portion of pH adjusting agent 0.10
The weight portion of dispersant 0.20
The weight portion of antifreezing agent 1.00
The weight portion of defoamer 0.50
The weight portion of infra-red radiation filler 13.00
The weight portion of powdered whiting 5.00
The weight portion of heat reflection filler 4.00
The weight portion of pure-acrylic emulsion 29.00
The weight portion of organic silicon emulsion 5.00
The heat-insulated weight portion of premix thing 6.00 of macromolecule
The weight portion of coalescents 2.50
The weight portion of preservative 0.20
The weight portion of mould inhibitor 0.50
The weight portion of hollow glass micropearl 2.50
The weight portion of organosilicon moisture repellent 0.40
The weight portion of aqueous color paste 8.00
The preparation method of above-mentioned colour reflective heat insulation and heat control coating, prepares in accordance with the following methods：
1）Premixing：Under the rotating speed of 300～800r/min, in the deionized water of 21.10 weight portions cellulose is sequentially added
0.50 weight portion, the weight portion of pH adjusting agent 0.10, the weight portion of dispersant 0.20, the weight portion of antifreezing agent 1.00 and the weight of defoamer 0.25
Amount part, stirs；
2）Color stuffing disperses：Under the rotating speed of 600～1200r/min, the weight portion of input infra-red radiation filler 13.00, heavy carbon
The weight portion of sour calcium 5.00, the weight portion of heat reflection filler 4.00, under the rotating speed of 1500～2000r/min, disperse 25～30 minutes；
3）Paint：Under the rotating speed of 500-800r/min, the weight portion of pure-acrylic emulsion 29.00, the weight of organic silicon emulsion 5.00 are added
Part, the weight portion of coalescents 2.50, the heat-insulated weight portion of premix thing 6.00 of macromolecule, the weight portion of mould inhibitor 0.50, use deionization
It is slowly added to after the weight portion of the water 0.50 premixing weight portion of preservative 0.20.Rotating speed is reduced to 300-600r/min, adds hollow glass
The weight portion of glass microballon 2.50, the weight portion of organosilicon moisture repellent 0.40 and the weight portion of defoamer 0.15, stir, detection.
4）Toning：The weight portion of aqueous color paste 8.00 is added, the weight portion of defoamer 0.10 is added, is stirred, bag filter
Dress.
The above-mentioned Jing of specific embodiment 1 to 3 adopts common water borne mill base（Except carbon black color slurry）And cold pigment black slurry is entered
Performance after row toning is as shown in table 1.
The colour reflective heat insulation and heat control coating property test data of table 1
As known from Table 1, by the sun reflectivity and near-infrared reflection ratio of the present invention prepared embodiment 1, embodiment 2 and embodiment 3
Meet JG/T235-2014《Architectural reflective heat-insulation High tailored coating》The requirement of standard.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of colour reflective heat insulation and heat control coating, it is characterised in that：It is made up of following components in parts by weight：
Deionized water 15.00～30.00
Cellulose 0.20～0.60
PH adjusting agent 0.10～0.20
Dispersant 0.20～0.70
Wetting agent 0.00～0.40
Antifreezing agent 1.00～3.00
Defoamer 0.30～0.60
Titanium dioxide 0.00～20.00
Infra-red radiation filler 10.00～15.00
Powdered whiting 3.00～12.00
Heat reflection filler 3.00～6.00
Pure-acrylic emulsion 25.00～30.00
Organic silicon emulsion 5.00～10.00
The heat-insulated premix thing 5.00～10.00 of macromolecule
Coalescents 1.00～4.00
Preservative 0.10～0.30
Mould inhibitor 0.30～0.50
Thickener 0.00～1.00
Hollow glass micropearl 2.00～5.00
Organosilicon moisture repellent 0.30～0.60
Aqueous color paste 0.00～10.00.
2. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The cellulose is hydroxy ethyl fiber
Element.
3. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The dispersant is polycarboxylic acids ammonium salt.
4. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The defoamer is mineral oils froth breaking
Agent.
5. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The antifreezing agent is propane diols.
6. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The infra-red radiation filler is kaolinite
The mixture of soil, mica powder, talcum powder, diatomite, zinc oxide and far-infrared powder.
7. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The heat-insulated premix thing of the macromolecule is
The premix of opacity polymer, emissivity functional group modification polymer and expandable microspheres.
8. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The aqueous color paste be aqueous color paste and
One kind of cold pigment black slurry or arbitrarily two or more compositions.
9. colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that：The mould inhibitor spreads out for OIT
Biological or benzimidazole ester type compound and its derivative.
10. a kind of preparation method of colour reflective heat insulation and heat control coating as claimed in claim 1, it is characterised in that including following
Step：
(1), it is pre-mixed：Under the rotating speed of 300～800r/min, the following component mixing of weight portion stirs：Deionization
Water 14.50～29.00, cellulose 0.20～0.60, pH adjusting agent 0.10～0.20, dispersant 0.20～0.70, wetting agent
0.00～0.40, antifreezing agent 1.00～3.00 and defoamer 0.15～0.30；
(2), color stuffing dispersion：Step premixing material (1), under the rotating speed of 600～1200r/min, adds weight portion as follows
Component：Titanium dioxide 0.0～20.0, infra-red radiation filler 10.00～15.00, powdered whiting 3.00～12.00, heat reflection
Filler 3.00～6.00, under the rotating speed of 1500～2000r/min, disperses 25～30 minutes；
(3), paint：Step (2) dispersed material, under the rotating speed of 500-800r/min, the component for adding weight portion following：Pure third is newborn
Liquid 25.00～30.00, organic silicon emulsion 5.00～10.00, coalescents 1.00～4.00, thickener 0.00～1.00 and height
The heat-insulated premix thing 5.00～10.00 of molecule, is slow added into mould inhibitor 0.30～0.50, deionized water 0.50～1.00 and premixes
Close preservative 0.10-0.30；Rotating speed is reduced to 300-600r/min, adds hollow glass micropearl 2.00～5.00, organosilicon hydrophobic
Agent 0.30～0.60 and defoamer 0.10～0.20, stir；
(4), mix colours：(3) stir in material to step, add aqueous color paste 0.00～10.00, add defoamer 0.05～
0.10, stir, filter, obtain filtrate.
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| CN107722751A (en) * | 2017-05-11 | 2018-02-23 | 南昌大学 | A kind of novel aqueous heat insulating reflecting coating and preparation method thereof |
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| CN110643244A (en) * | 2019-10-14 | 2020-01-03 | 杭州美多乐环保新材料有限公司 | Reflective heat-insulating coating for buildings and preparation method thereof |
| CN111635681A (en) * | 2020-05-07 | 2020-09-08 | 上海大学 | Water-based reflective heat-insulating hydrophobic coating and preparation method thereof |
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