A kind of smooth reflective heat-insulation paint
Technical field
The present invention relates to building external paint technical field, in particular it relates to the composition and its system of a kind of light reflection coating
Preparation Method.
Background technology
Building external paint is ornament materials important in modern architecture operation, and it can not only beautify the environment, give
Fine enjoyment, and building can be played a good protection.In recent years, no matter domestic and international building coating was from product
All had a great development in terms of kind, sizable application, quality level or research level, it is modern from the point of view of current growth momentum
Several years building coating consumption markets will be kept compared with high growth speed afterwards, be had a extensive future, and functional form insulating mold coating for construction will turn into
One of important development direction from now on.
But the research of reflective insulation coating still has problems at present, such as:Reflection-type used in metal surface
Insulating moulding coating is solvent-applied type system mostly, and environment protecting is poor;Using the cost of multilayer film, higher and reflection efficiency is poor,
Cause coating effect of heat insulation bad etc..Therefore, it is necessary to develop the reflective insulation coating of new water type system.
The content of the invention
For above-mentioned prior art, the invention aims to provide it is a kind of be used to building surface, can improve every
Hot property, lower-cost water-base reflecting heat-islating paint.In addition, another object of the present invention is to provide the system of the coating
Preparation Method.
To achieve these goals, the present invention provides a kind of coating, and concrete component includes:Emulsion, color stuffing, feature are filled out
Material, auxiliary agent and water;On the basis of the gross weight of the coating, the content of the emulsion is 20%~40%, color stuffing
Content be 25%~45%, the content of the functional filler is 34%~45%, the content of the auxiliary agent be 0.1%~
1.5%, the content of the water is 0.5%~5%.
Wherein, the emulsion is to include the mixed liquor of waterborne polyurethane resin and water-based polyflon, the water
Property polyflon and waterborne polyurethane resin weight ratio be 0.2:1~1.2:1;The color stuffing is filled out including weight for face
Expect the titanium dioxide of gross weight 43%~71%;Weight is the talcum powder of color stuffing gross weight 29%~57%;The feature is filled out
It is 150~800 mesh that material, which includes particle diameter, and weight is the hollow ceramic microspheres material of functional filler gross weight 86%~91%;Grain
Footpath is 325~800 mesh, and weight is the infrared ceramic powder of functional filler gross weight 9%~14%;Auxiliary agent is auxiliary agent including weight
The dispersant of gross weight 10%~12%, 2.5%~3% antifreezing agent, 12%~15% thickener, 8%~10% profit
Humectant, 15%~17.5% defoamer, 33%~35% coalescents, 2.5%~5% preservative, 5%~7%
PH conditioning agents and 2.5%~5 plasticizer, the adjuvant component sum are 100%.
Present invention also offers a kind of preparation method of coating, it is characterised in that:First, will include wetting agent, dispersant,
Antifreezing agent, the auxiliary agent of preservative are added to the water stirring at low speed;Secondly, color stuffing and functional filler, high-speed stirred, stirring are added
During add defoamer and thickener and carry out dispensing premixing, and will be well mixed color stuffing slurry grinding;Then, will grind
Slurry afterwards stirs under the low speed, add be mixed with coalescents, plasticizer emulsion and be well mixed;Finally, add defoamer,
PH conditioning agents and thickener, finished product is filtered into after stirring.
In the preparation method, in order that obtained coating has more preferable physicochemical property, it is preferable that described dispensing
Premixing method includes:During using hollow ceramic microspheres material as functional filler, added after high speed is scattered, and stirring at low speed
It is well mixed;During using infrared ceramic powder as functional filler, disperse together with other color stuffings;With hollow ceramic microspheres material
When being used as functional filler with infrared ceramic powder mixing, added after high speed is scattered, and stirring at low speed is well mixed.
In the preparation method, the emulsion, the color stuffing, the functional filler, the auxiliary agent, the water
Proportioning is identical with what is be described above.
By above disclosure, the invention has the advantages that being:1st, by using including aqueous polyurethane tree
The mixed liquor of fat and water-based polyflon, including the color stuffing of titanium dioxide and talcum powder, including hollow ceramic microspheres material
The coating of material and the functional filler of infrared ceramic powder, using the teaching of the invention it is possible to provide a kind of heat-proof quality is higher, relatively low cost is water-based ring
Guarantor's type insulating mould coating exposed wall of building.
2nd, component involved in the present invention is one with part by weight and completely combined, and is interrelated, phase between them
Mutually restrict, the change of any component or part by weight can all influence the effect of final finished, particularly concrete component and weight
Ratio includes:Emulsion 20%~40%, color stuffing 25%~45%, functional filler 34%~45%, auxiliary agent 0.1%~
1.5% and during water 0.5%~5%, the multi-functionals such as self-cleaning, heat-insulated, weather-proof decoration, and the effect of energy-conserving and environment-protective can be reached
Fruit.
The 3rd, the manufacture method of the coating can also be provided.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other accompanying drawings according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of preparation method of the present invention.
The different coating coating thicknesses that Fig. 2 is the present invention contrast temperature versus time curve figure on the inside of the plate of plate.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only the part of the embodiment of the present invention, rather than whole embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained under the premise of creative work is not made it is all its
His embodiment, belongs to the scope of protection of the invention.
The invention provides a kind of coating, wherein, the coating concrete component includes with part by weight:Emulsion 20%~
40%th, color stuffing 25%~45%, functional filler 34%~45%, auxiliary agent 0.1%~1.5% and water 0.5%~5%;
Wherein, the emulsion is to include the mixed liquor of waterborne polyurethane resin and water-based polyflon, the water
Property polyflon and waterborne polyurethane resin weight ratio be 0.2:1~1.2:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 43%~71%;Weight is color stuffing gross weight
29%~57% talcum powder;
The functional filler is 150~800 mesh including particle diameter, and weight is functional filler gross weight 86%~91%
Hollow ceramic microspheres material;Particle diameter is 325~800 mesh, and weight is the infra-red china of functional filler gross weight 9%~14%
Powder;
The auxiliary agent include weight for the dispersant of auxiliary agent gross weight 10%~12%, 2.5%~3% antifreezing agent,
12%~15% thickener, 8%~10% wetting agent, 15%~17.5% defoamer, 33%~35% film forming help
Agent, 2.5%~5% preservative, 5%~7% PH conditioning agents and 2.5%~5 plasticizer;The adjuvant component sum
For 100%.
In above-mentioned coating, in order that obtained coating has more preferable physicochemical property, more preferable effect can be reached,
Preferably, the emulsion weight is the 40% of coating gross weight, wherein the water-based polyflon and water
Property polyurethane resin weight ratio be 0.8:1, the titanium dioxide is 2 with talcum powder weight ratio:1, the color stuffing accounts for coating gross weight
The 45% of amount.In above-mentioned coating, in order that obtained coating has more preferable physicochemical property, more preferable heat-insulated effect can be reached
Fruit,
Preferably, the hollow ceramic microspheres particle diameter is 300 mesh, and addition is the 90% of color stuffing gross weight, and infrared
Ceramic powder particle diameter is 800 mesh, and addition is the 10% of color stuffing gross weight.
In above-mentioned coating, in order that obtained coating can reach more preferable effect of heat insulation in use,
Preferably, the smooth reflective heat-insulation paint coating thickness is 0.35mm~0.4mm.
Further, the coating coating thickness is 0.35mm.
Present invention also offers a kind of preparation method of coating, first, will include wetting agent, dispersant, antifreezing agent, anti-corrosion
The auxiliary agent of agent is added to the water stirring at low speed 10~15 minutes;
Secondly, color stuffing and functional filler are added, high-speed stirred 15~20 minutes, appropriate defoaming is added in whipping process
Agent and thickener carry out dispensing premixing, and well mixed color stuffing slurry is ground 10~20 minutes;
Then, the slurry after grinding is stirred under the low speed, adds and be mixed with coalescents, the emulsion of plasticizer and mixing
It is even;
Finally, defoamer and PH conditioning agents are added, and viscosity as needed adds thickener, after stirring
It is filtered into finished product.
In above-mentioned coating, in order that each composition can be mixed preferably, and then more excellent physicochemical property,
When preferably, using hollow ceramic microspheres material as functional filler, it should be added after high speed is scattered, and low speed
It is uniformly mixed;During using infrared ceramic powder as functional filler, then it can disperse together with other color stuffings;With hollow pottery
When porcelain bead material and infrared ceramic powder mixing are used as functional filler, then it should be added after high speed is scattered, and stirring at low speed is mixed
Close uniform.
In the preparation method, the emulsion, the color stuffing, the functional filler, the auxiliary agent, the water
Proportioning is identical with what is be described above.
The present invention will be described in detail by way of examples below.
Embodiment 1
The coating concrete component and part by weight are:Including emulsion 30%, color stuffing 30%, functional filler 34%,
Auxiliary agent 1% and water 5%;
Water-based polyflon and waterborne polyurethane resin weight ratio are 0.2 in the emulsion:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 43%;Weight is color stuffing gross weight 57%
Talcum powder;
The functional filler is 150 mesh including particle diameter, and weight is micro- for the hollow ceramic of functional filler gross weight 86%
Pearl material;Particle diameter is 325 mesh, and weight is the infrared ceramic powder of functional filler gross weight 14%;
The auxiliary agent includes dispersant, 2.5% antifreezing agent, 12.5% thickening of the weight for auxiliary agent gross weight 12%
Agent, 10% wetting agent, 16% defoamer, 35% coalescents, 3.5% preservative, 5% PH conditioning agents and
3.5% plasticizer.
Embodiment 2
The coating concrete component and part by weight are:Including emulsion 30%, color stuffing 30%, functional filler 38%,
Auxiliary agent 0.8% and water 1.2%;
Water-based polyflon and waterborne polyurethane resin weight ratio are 1.2 in the emulsion:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 71%;Weight is color stuffing gross weight 29%
Talcum powder;
The functional filler is 800 mesh including particle diameter, and weight is micro- for the hollow ceramic of functional filler gross weight 91%
Pearl material;Particle diameter is 800 mesh, and weight is the infrared ceramic powder of functional filler gross weight 9%;
The auxiliary agent includes weight for the dispersant of auxiliary agent gross weight 11%, 3% antifreezing agent, 12% thickener, 9%
Wetting agent, 17% defoamer, 35% coalescents, 4.5% preservative, 5% PH conditioning agents and 3.5% increasing
Mould agent.
Embodiment 3
The coating concrete component and part by weight are:Including emulsion 30%, color stuffing 31%, functional filler 34%,
Auxiliary agent 1.5% and water 3.5%;
Water-based polyflon and waterborne polyurethane resin weight ratio are 0.8 in the emulsion:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 57%;Weight is color stuffing gross weight 43%
Talcum powder;
The functional filler is 500 mesh including particle diameter, and weight is micro- for the hollow ceramic of functional filler gross weight 89%
Pearl material;Particle diameter is 550 mesh, and weight is the infrared ceramic powder of functional filler gross weight 11%;
The auxiliary agent include weight for the dispersant of auxiliary agent gross weight 10%, 3% antifreezing agent, 15% thickener,
10% wetting agent, 16% defoamer, 33.5% coalescents, 5% preservative, 5% PH conditioning agents and 2.5%
Plasticizer.
Embodiment 4
The coating concrete component and part by weight are:Including emulsion 40%, color stuffing 25%, functional filler 34%,
Auxiliary agent 0.2% and water 0.8%;
Water-based polyflon and waterborne polyurethane resin weight ratio are 0.8 in the emulsion:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 67%;Weight is color stuffing gross weight 33%
Talcum powder;The titanium dioxide is 2 with talcum powder weight ratio:1;
The functional filler is 300 mesh including particle diameter, and weight is micro- for the hollow ceramic of functional filler gross weight 88%
Pearl material;Particle diameter is 800 mesh, and weight is the infrared ceramic powder of functional filler gross weight 12%;
The auxiliary agent include weight for the dispersant of auxiliary agent gross weight 10%, 2.5% antifreezing agent, 15% thickener,
10% wetting agent, 17.5% defoamer, 35% coalescents, 2.5% preservative, 5% PH conditioning agents and
2.5% plasticizer.
Embodiment 5
The coating concrete component and part by weight are:Including emulsion 40%, color stuffing 25%, functional filler 34%,
Auxiliary agent 0.1% and water 0.9%;
Water-based polyflon and waterborne polyurethane resin weight ratio are 0.8 in the emulsion:1;
The color stuffing includes the titanium dioxide that weight is color stuffing gross weight 67%;Weight is color stuffing gross weight 33%
Talcum powder;The titanium dioxide is 2 with talcum powder weight ratio:1;
The functional filler includes:The hollow ceramic microspheres particle diameter is 300 mesh, and addition is color stuffing gross weight
90%, and infrared ceramic powder particle diameter is 800 mesh, addition is the 10% of color stuffing gross weight.
The auxiliary agent include weight for the dispersant of auxiliary agent gross weight 10%, 2.5% antifreezing agent, 15% thickener,
10% wetting agent, 17.5% defoamer, 35% coalescents, 2.5% preservative, 5% PH conditioning agents and
2.5% plasticizer.
Embodiment 6
It is prepared by any one component proportion in embodiment 1~5:First, wetting agent, dispersant, antifreeze will be included
Agent, the auxiliary agent of preservative are added to the water stirring at low speed 10~15 minutes;
Secondly, add color stuffing and functional filler, high-speed stirred 15~20 minutes, added in whipping process defoamer and
Thickener carries out dispensing premixing, and well mixed color stuffing slurry is ground 10~20 minutes;
Then, the slurry after grinding is stirred under the low speed, adds and be mixed with coalescents, the emulsion of plasticizer and mixing
It is even;
Finally, defoamer, PH conditioning agents and thickener are added, finished product is filtered into after stirring.
During using hollow ceramic microspheres material as functional filler, added after high speed is scattered, and stirring at low speed mixing is equal
It is even.
Embodiment 7
It is prepared by any one component proportion in embodiment 1~5:First, wetting agent, dispersant, antifreeze will be included
Agent, the auxiliary agent of preservative are added to the water stirring at low speed 10~15 minutes;
Secondly, add color stuffing and functional filler, high-speed stirred 15~20 minutes, added in whipping process defoamer and
Thickener carries out dispensing premixing, and well mixed color stuffing slurry is ground 10~20 minutes;
Then, the slurry after grinding is stirred under the low speed, adds and be mixed with coalescents, the emulsion of plasticizer and mixing
It is even;
Finally, defoamer, PH conditioning agents and thickener are added, finished product is filtered into after stirring.
During using infrared ceramic powder as functional filler, disperse together with other color stuffings.
Embodiment 8
It is prepared by any one component proportion in embodiment 1~5:First, wetting agent, dispersant, antifreeze will be included
Agent, the auxiliary agent of preservative are added to the water stirring at low speed 10~15 minutes;
Secondly, add color stuffing and functional filler, high-speed stirred 15~20 minutes, added in whipping process defoamer and
Thickener carries out dispensing premixing, and well mixed color stuffing slurry is ground 10~20 minutes;
Then, the slurry after grinding is stirred under the low speed, adds and be mixed with coalescents, the emulsion of plasticizer and mixing
It is even;
Finally, defoamer, PH conditioning agents and thickener are added, finished product is filtered into after stirring.
During using hollow ceramic microspheres material and infrared ceramic powder mixing as functional filler, added after high speed is scattered,
And stirring at low speed is well mixed.
The main performance testing results of finished product coating 1~5 are as shown in the table.
Pass through above experimental result, it can be deduced that conclusion, finished product coating 1~5 can pass through detection, wherein finished product coating 5
For most preferably, titanium dioxide described in its raw material is 2 with talcum powder weight ratio:1, in the emulsion water-based polyflon with
Waterborne polyurethane resin weight ratio is 0.8:1, emulsion weight is the 40% of coating gross weight, and the hollow ceramic microspheres particle diameter is
300 mesh, addition is the 90% of color stuffing gross weight, and infrared ceramic powder particle diameter is 800 mesh, and addition is color stuffing gross weight
10%.
Embodiment 9
The finished product coating 1~5 each 1 being prepared according to embodiment 1~5 is taken respectively, by 5 kinds of coating with different coating thicknesses
It is coated on contrast plate, Fig. 2 is that coating difference coating thickness of the same race contrasts temperature versus time curve on the inside of the plate of plate.From figure
2 understand that, with the increase of wet-film thickness, the final equilibrium temperature of heat-insulated test plate (panel) decreases.Learnt according to curve, work as wet coating thickness
Spend for 0.35mm when effect of heat insulation reached more excellent state, continue on this basis improve wet-film thickness to 0.4mm when, it is heat-insulated
It not is particularly evident (differing only by 0.1 DEG C) that the temperature difference, which improves,.Therefore the light reflective heat-insulation paint of the present invention, the coating coating thickness
Preferably 0.35mm~0.4mm, further, the coating coating thickness are 0.35mm.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.