CN106433336A - Economical and environment-friendly external wall thermal insulating coating material and preparing method thereof - Google Patents
Economical and environment-friendly external wall thermal insulating coating material and preparing method thereof Download PDFInfo
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- CN106433336A CN106433336A CN201610945227.2A CN201610945227A CN106433336A CN 106433336 A CN106433336 A CN 106433336A CN 201610945227 A CN201610945227 A CN 201610945227A CN 106433336 A CN106433336 A CN 106433336A
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- 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
- C09D127/00—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 a halogen; Coating compositions based on derivatives of such polymers
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- C09D127/12—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 a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
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- 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
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- C08K5/00—Use of organic ingredients
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- C08K7/00—Use of ingredients characterised by shape
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- C08K7/24—Expanded, porous or hollow particles inorganic
- C08K7/26—Silicon- containing compounds
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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
- C09D5/1656—Antifouling paints; Underwater paints characterised by the film-forming substance
- C09D5/1662—Synthetic film-forming substance
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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
- C09D5/1687—Use of special additives
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- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/24—Acids; Salts thereof
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Abstract
The invention discloses an economical and environment-friendly external wall thermal insulating coating material and a preparing method thereof. According to the economical and environment-friendly external wall thermal insulating coating material, sodium stearate modified shell powder and hollow microsphere are adopted as main filler, adopted emulsion is water-borne fluorocarbon emulsion, and pigment is titanium dioxide; the preparing method of the economical and environment-friendly external wall thermal insulating coating comprises the steps of 1, weighing raw materials according to the mass ratios of components in the washing-resistant thermal insulating external wall coating; 2, adding the titanium dioxide, the sodium stearate modified shell powder, a wetting agent, a dispersant, a antifoaming agent and water into the water-borne fluorocarbon emulsion, afterwards grinding and dispersing evenly at a room temperature to obtain the mixture; 3, adding the hollow microsphere and a coalescing agent into the mixture, and stirring to obtain the economical and environment-friendly external wall thermal insulating coating material. The economical and environment-friendly external wall thermal insulating coating material greatly saves costs, and improves dispersing performance and thermal insulating performance of the filler, construction is convenient, and the coating has excellent comprehensive performance.
Description
Technical field
The invention belongs to coating material field is and in particular to a kind of economic and environment-friendly exterior wall heat-proof coating material and its preparation side
Method.
Background technology
In civil buildings, body of wall continuously accepts surface temperature after the intense radiation light of the sun and raises, for example
40～50 DEG C can be reached in the temperature of hot summer external wall and roof surface, metal object surface temperature can reach
70～80 DEG C.The rising of external wall temperature also accordingly improves temperature within doors.Today's society, the mankind are in order to reduce itself life
The temperature of environment alive, in a large number using spray equipment, electric fan, air-conditioning, air conditioner etc., and what these cooling refrigeration equipment were consumed
Energy, accounts for more than the 20% of annual total energy consumption.
Heat insulating coat as a kind of new energy-saving material, it can effectively reflect and intercept sunshine energy hence it is evident that
Reduce skin, roof and indoor temperature, reduce the refrigeration plant energy consumptions under the high temperature conditions such as air-conditioning, both improved work
Make environment and save the substantial amounts of energy again.
But the heat insulating coat application of current commercialization is less, and coating to be substantially using ordinary titanium powder be face
Material, nano-calcium carbonate is filler.For using nano-calcium carbonate for filler insulating moulding coating, due to nano-particle dispersiveness relatively
Difference, is very easy to reunite, and the coating property then resulting in not is very well, and the price of nano-calcium carbonate is higher, finally leads
Cause the price of coating also higher.Therefore, the oyster shell whiting using environmental protection is filler, and its modifying surface is received so as to replace
Rice calcium carbonate, as the filler of coating, can be so that the uniformity of coating improves, and washability, weatherability and heat-proof quality increase
By force, environmental pressure can also be reduced.Then manufacture the economic and environment-friendly insulating moulding coating of such a and be just provided with highly important application
It is worth.
Content of the invention
Technical problem：It is an object of the invention to provide a kind of economic and environment-friendly exterior wall heat-proof coating material and preparation method thereof,
The use of titanium dioxide is pigment, with odium stearate modification oyster shell whiting as filler, it is good to develop heat-proof quality, resistant, water-fast, washable
The coating material of the excellent combination properties such as brush, ageing-resistant and acid and alkali-resistance.
Technical scheme：The invention provides a kind of economic and environment-friendly exterior wall heat-proof coating material, this economic and environment-friendly outer wall coating
In material, each component is respectively by mass percentage：
Wherein：
The particle diameter of described titanium dioxide is 0.1 μm～1 μm.
Described odium stearate modification oyster shell whiting, its particle diameter is not more than 10 μm, and its preparation process is：By oyster shell whiting and chemistry
The odium stearate of pure powdered form adds in ethanol, after ultrasonic disperse 20～30min, be heated to 50～70 DEG C and with 500～
1000r/min speed stirs 0.5～1.0h, filters afterwards, is dried, and obtains odium stearate modification oyster shell whiting, wherein oyster shell whiting：Firmly
Matter acid sodium：The mass ratio of alcohol is (1.0～2.0)：(0.1%～3.0%)：(10～12).
Described cenosphere is borosilicic acid salt powders, and particle diameter is 0.1 μm～100 μm.
Described water-base fluorocarbon emulsion solid content 45%～50%；Described wetting agent is fluorine carbon wetting agent；Described
Dispersant is fatty acid dispersant；Described defoamer is high-carbon alcohol defoaming agent；Described coalescents become for alcohol ethers
Film auxiliary agent.
Present invention also offers a kind of preparation method of economic and environment-friendly exterior wall heat-proof coating material, the method includes following step
Suddenly：
Step one, weigh raw material by the quality proportioning of each component in above-mentioned economic and environment-friendly exterior wall heat-proof coating material；
Add titanium dioxide, odium stearate modification oyster shell whiting, wetting agent, dispersant in step 2, hydrotropism's fluorine carbon emulsion, disappear
Infusion and water, grinding distribution uniformly, obtains mixture at room temperature afterwards；
Step 3, in said mixture, add cenosphere and coalescents, stir, obtain economic and environment-friendly exterior wall
Heat-proof coating material.
Wherein：
Grinding distribution described in step 2 refers to be ground with the speed of 500～1000r/min with grinding distribution mixer
Mill stirring.
Stirring described in step 3 refers to be ground stirring with the speed of 500～1000r/min with grinding distribution mixer.
Beneficial effect：The present invention compared with prior art, has advantages below：
(1) odium stearate modification oyster shell whiting replacement nano-calcium carbonate is used for exterior coating as filler by the present invention first
In, both improve the heat-proof quality of coating material, resistance to ag(e)ing and wash-resistant property, having solved because using nano-calcium carbonate again
Relatively costly problem, and Environmental Safety, easy construction, there is prominent combination property.
(2) present invention is used water-base fluorocarbon emulsion as film forming binder, health environment-friendly, and water-based fluorocarbon resin is for sunshine
Reflectivity high, and the resistance to ag(e)ing of coating material can be effectively improved.
(3) present invention is used the cenosphere of certain grain size distribution as thermal insulating filling, different-grain diameter size hollow micro-
Pearl has dense-packing effect, and the compactness of lifting coating material, using heat in its distinctive hollow structure hinder coating material
The transmission of amount, has significant heat-insulating cooling effect.
Specific embodiment
With reference to example, the present invention is described in detail：
Water-base fluorocarbon emulsion selected by the embodiment of the present invention is produced by Beijing Science and Technology Ltd..
Titanium dioxide selected by the embodiment of the present invention is produced by Shandong Chemical Co., Ltd..
Cenosphere selected by the embodiment of the present invention is produced by certain mine research institute.
Oyster shell whiting selected by the embodiment of the present invention is produced by Shandong Science and Technology Ltd..
Oyster shell whiting modifying agent odium stearate selected by the embodiment of the present invention is produced by Shanghai chemical company.
The function additives such as the wetting agent selected by the embodiment of the present invention, defoamer are produced by Shanghai chemical company.
Speed lapping dispersator used by the embodiment of the present invention is produced by Tianjin Jing Ke Material Testing Machine factory.
Stormer viscosity meter used by the embodiment of the present invention is produced by Tianjin Jing Ke Material Testing Machine factory.
Embodiment 1
1st, weigh raw material according to following proportioning：
Water-base fluorocarbon emulsion 50g；
Titanium dioxide 17g；
Cenosphere 1g；
Odium stearate modification oyster shell whiting 10g；
Wetting agent 0.5g；
Dispersant 0.5g
Defoamer 0.5g；
Coalescents 0.5g；
Water 20g.
2nd, preparation odium stearate modification oyster shell whiting：Weigh oyster shell whiting and the stearic acid of oyster shell whiting quality 0.1%～3.0%
Sodium, and be dissolved in the alcohol of 10 times of quality of oyster shell whiting, ultrasonic disperse 30min, it is then heated to 70 DEG C, and in heating
During stirred one hour with the speed of 1000r/min, filter after the completion of stirring, be dried, obtain odium stearate modification oyster shell whiting.
3rd, titanium dioxide, odium stearate modification oyster shell whiting, wetting agent, dispersant, defoamer are added in water-base fluorocarbon emulsion
And water, at room temperature with being ground under the speed with 1000r/min for the grinding distribution mixer disperseing, add after mixing
Cenosphere and coalescents are stirred with the speed of 500r/min, obtain economic and environment-friendly exterior wall heat-proof coating material.
4th, coating material performance detection
(1) sun reflectivity test
With spreader or scraper plate point twice are coated in aluminium alloy plate surface it is desirable to coating is smooth, bubble-free, crackle etc. lack
Fall into, aluminium sheet sample length and width a size of 40mm × 40mm.
Then using ultraviolet specrophotometer, coating sun reflectivity is measured, the heat insulating coat of the present embodiment is can
See that the sun reflectivity of optical band (420nm～720nm) and near infrared band (720nm～2500nm) has reached 86%, and too
The main energetic of sunlight concentrates on visible ray and near infrared band, and the coating of this explanation present invention is to the sunshine of whole wave band all
There is high reflectivity.
(2) heat-proof quality test
Build the body of thermal insulating box of a 30cm × 30cm × 30cm with XPS, tinfoil environmental sealing is used in outside, its
In test surfaces be base material, by coating uniform brushing on base material iron plate, testing light source is the iodine-tungsten lamp of 500w, apart from substrate
50cm, sets up a point for measuring temperature at substrate surface center and box house center respectively, then the intensification of relatively more internal point for measuring temperature
Situation, the testing time is 1h.
Through testing, the internal point for measuring temperature temperature of brush applied coating does not increase 15.5 DEG C, the internal thermometric of the commercially available heat insulating coat of brushing
Point increases 12.5 DEG C, and the heat insulating coat of the brushing present invention, and internal point for measuring temperature only increases 10.1 DEG C, this explanation present invention's
Heat insulating coat has excellent heat-insulating cooling effect.
(3) paint film adhesion test
With reference to GB/T1720 79, by coating uniform brushing on steel plate, plate size be 50mm × 100mm × (0.2～
0.3) mm, is then detected with adherometer, the heat insulating coat of the present embodiment paint film in the range of cycloid cut
Completely, do not come off, adhesive force is 1 grade, illustrates that coating has good paint film adhesion.
(4) water resistance test
Heat insulating coat to the present embodiment, carries out water resistance test according to GB/T 1,733 1993,96h is without exception, meets
Standard requires, and illustrates that the coating of the present invention has the characteristics that good waterproof performance.
(5) resistance to ag(e)ing test
Heat insulating coat to the present embodiment, carries out resistance to ag(e)ing test according to GB/T 1,865 1997,500h is non-foaming,
Do not peel off, flawless, meet standard and require, illustrate that the coating of the present invention has the characteristics that resistance to ag(e)ing is good.
(6) abrasion resistance test
Heat insulating coat to the present embodiment, carries out abrasion resistance test according to GB/T 9,266 2009, is scrubbing regulation time
Number rear substrate surface is not exposed, and meets standard and requires, illustrates that the coating of the present invention has the characteristics that abrasion resistance is good.
The abrasion resistance of commercially available heat insulating coat is 2000 times, and the heat insulating coat of the brushing present invention, and washability number of times reaches
7000 times, the heat insulating coat of this explanation present invention has an excellent weather resistance.
(7) drying time test
Heat insulating coat to the present embodiment, is dried time test according to GB/T 1,728 1979, less than 2h, meets
Standard requires.
Embodiment 2
1st, weigh raw material according to following proportioning：
Water-base fluorocarbon emulsion 30g；
Titanium dioxide 10g；
Cenosphere 5g；
Odium stearate modification oyster shell whiting 20g；
Wetting agent 3g；
Dispersant 3g；
Defoamer 3g；
Coalescents 3g；
Water 23g.
The coating preparation of the present embodiment, according to the preparation process of embodiment 1, has obtained odium stearate modification oyster shell whiting volume
Economic and environment-friendly exterior wall heat-proof coating material for 20g.
This kind of economic and environment-friendly exterior wall heat insulating coat is in visible light wave range (420nm～720nm) and near infrared band (720nm
～2500nm) sun reflectivity reached 84%；Adhesive force is 1 grade, and water-fast 96h is without exception, and weatherability test 500h does not rise
Steep, do not peel off, flawless；Abrasion resistance test not show-through for 6500 times, drying time be less than 2h, meet standard require, and have
There is the heat-proof quality better than commercially available insulating moulding coating.
Embodiment 3
1st, weigh raw material according to following proportioning：
Water-base fluorocarbon emulsion 35g；
Titanium dioxide 20g；
Cenosphere 3g；
Odium stearate modification oyster shell whiting 14g；
Wetting agent 1g；
Dispersant 0.5g；
Defoamer 1g；
Coalescents 0.5g；
Water 25g.
According to the preparation process of embodiment 1, having obtained odium stearate modification shell powder volume is for the coating preparation of the present embodiment
The economic and environment-friendly exterior wall heat insulating coat of 14g.
This kind of economic and environment-friendly exterior wall heat insulating coat is in visible light wave range (420nm～720nm) and near infrared band (720nm
～2500nm) sun reflectivity reached 85%；Adhesive force is 1 grade, and water-fast 96h is without exception, and weatherability test 500h does not rise
Steep, do not peel off, flawless；Abrasion resistance test not show-through for 7200 times, drying time be less than 2h, meet standard require, and have
There is the heat-proof quality better than commercially available insulating moulding coating.
Embodiment 4
1st, weigh raw material according to following proportioning：
Water-base fluorocarbon emulsion 40g；
Titanium dioxide 13g；
Cenosphere 2g；
Odium stearate modification oyster shell whiting 18g；
Wetting agent 5g；
Dispersant 0.5g；
Defoamer 0.5g；
Coalescents 1g；
Water 20g.
According to the preparation process of embodiment 1, having obtained odium stearate modification shell powder volume is for the coating preparation of the present embodiment
The economic and environment-friendly exterior wall heat insulating coat of 18g.
This kind of economic and environment-friendly exterior wall heat insulating coat is in visible light wave range (420nm～720nm) and near infrared band (720nm
～2500nm) sun reflectivity reached 89%；Adhesive force is 1 grade, and water-fast 96h is without exception, and weatherability test 500h does not rise
Steep, do not peel off, flawless；Abrasion resistance test not show-through for 7000 times, drying time be less than 2h, meet standard require, and have
There is the heat-proof quality better than commercially available insulating moulding coating.
Claims (8)
1. a kind of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Each component in this economic and environment-friendly outer wall coating material
It is respectively by mass percentage：
2. as claimed in claim 1 a kind of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Described titanium dioxide
Particle diameter is 0.1 μm～1 μm.
3. as claimed in claim 1 a kind of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Described odium stearate
Modified oyster shell whiting, its particle diameter is not more than 10 μm, and its preparation process is：The odium stearate of oyster shell whiting and chemical pure powdered form is added
In ethanol, after ultrasonic disperse 20～30min, it is heated to 50～70 DEG C and 0.5～1.0h is stirred with 500～1000r/min speed,
Filter afterwards, be dried, obtain odium stearate modification oyster shell whiting, wherein oyster shell whiting：Stearic acid sodium：The mass ratio of alcohol be (1.0～
2.0)：(0.1%～3.0%)：(10～12).
4. as claimed in claim 1 a kind of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Described cenosphere
For borosilicic acid salt powders, particle diameter is 0.1 μm～100 μm.
5. as claimed in claim 1 a kind of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Described water-based fluorocarbon
Emulsion solid content is 45%～50%；Described wetting agent is fluorine carbon wetting agent；Described dispersant disperses for fatty acid
Agent；Described defoamer is high-carbon alcohol defoaming agent；Described coalescents are alcohol ethers coalescents.
6. a kind of preparation method of economic and environment-friendly as claimed in claim 1 exterior wall heat-proof coating material it is characterised in that：The party
Method comprises the following steps：
Step one, weigh raw material by the quality proportioning of each component in above-mentioned economic and environment-friendly exterior wall heat-proof coating material；
Titanium dioxide, odium stearate modification oyster shell whiting, wetting agent, dispersant, defoamer is added in step 2, hydrotropism's fluorine carbon emulsion
And water, grinding distribution uniformly, obtains mixture at room temperature afterwards；
Step 3, in said mixture, add cenosphere and coalescents, stir, obtain economic and environment-friendly exterior wall heat-insulated
Coating material.
7. as claimed in claim 6 a kind of preparation method of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Step
Grinding distribution described in two refers to be ground stirring with the speed of 500～1000r/min with grinding distribution mixer.
8. as claimed in claim 6 a kind of preparation method of economic and environment-friendly exterior wall heat-proof coating material it is characterised in that：Step
Stirring described in three refers to be ground stirring with the speed of 500～1000r/min with grinding distribution mixer.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106836536A (en) * | 2017-03-24 | 2017-06-13 | 南通市苏东钢结构有限公司 | A kind of flame retardant polyurethane warming plate |
| CN108300000A (en) * | 2017-08-30 | 2018-07-20 | 常州瑞坦商贸有限公司 | A kind of preparation method technical field of insulating moulding coating |
| CN116396649A (en) * | 2023-05-26 | 2023-07-07 | 河北宇阳泽丽防水材料有限公司 | Reflective heat-insulating waterproof coating |
| CN117467314A (en) * | 2023-11-30 | 2024-01-30 | 广东海洋大学 | Preparation and application of modified shell powder super-hydrophobic nano material and coating thereof |
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| CN106836536A (en) * | 2017-03-24 | 2017-06-13 | 南通市苏东钢结构有限公司 | A kind of flame retardant polyurethane warming plate |
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| CN116396649B (en) * | 2023-05-26 | 2024-05-24 | 河北宇阳泽丽防水材料有限公司 | Reflective heat-insulating waterproof coating |
| CN117467314A (en) * | 2023-11-30 | 2024-01-30 | 广东海洋大学 | Preparation and application of modified shell powder super-hydrophobic nano material and coating thereof |
| CN117467314B (en) * | 2023-11-30 | 2024-05-03 | 广东海洋大学 | Preparation and application of modified shell powder super-hydrophobic nano material and coating thereof |
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