CN103265863A - Preparation method for heat insulation wall paint - Google Patents

Preparation method for heat insulation wall paint Download PDF

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Publication number
CN103265863A
CN103265863A CN2013102094738A CN201310209473A CN103265863A CN 103265863 A CN103265863 A CN 103265863A CN 2013102094738 A CN2013102094738 A CN 2013102094738A CN 201310209473 A CN201310209473 A CN 201310209473A CN 103265863 A CN103265863 A CN 103265863A
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China
Prior art keywords
heat
coating
insulating
making
preserving heat
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Pending
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CN2013102094738A
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Chinese (zh)
Inventor
夏辉
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Central South University
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Central South University
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Priority to CN2013102094738A priority Critical patent/CN103265863A/en
Publication of CN103265863A publication Critical patent/CN103265863A/en
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Abstract

The invention discloses a preparation method for a heat insulation wall paint. The preparation method comprises the following steps of preparing a modified crylic acid microemulsion; mixing TiO2, shale micro powder and ZnO to obtain a mixture and then adding the mixture into 20-25wt% of water and mixing and ball-milling at room temperature; preparing an assistant mixed liquor, and mixing uniformly at room temperature; and putting the prepared mixed filler into a reaction kettle, and stirring rapidly so as to obtain the needed paint. The heat insulation wall paint has a strong adhesive force to matrixes such as walls, metals, wooden products and the like, can achieve the heat insulation purpose by coating the paint on the surface of matrixes by about 0.3-0.5mm, and is an ideal environment-friendly paint.

Description

A kind of making method of heat-preserving heat-insulating wall coating
Technical field
The invention belongs to the coating for wall surface manufacture technology field, relate in particular to a kind of making method of heat-preserving heat-insulating wall coating.
Background technology
Domestic thermal insulation technology commonly used is the external wall outer insulation heat-insulating technique at present, the external wall outer insulation heat-insulating technique is under the effect of the main body wall structure outside at adhesives, fixing one deck lagging material, and strengthen with glass fiber mesh and brushing bonding rubber cement in the outside of lagging material.Mainly popular at present have polyphenyl plate thin plastering exterior wall to be incubated several outer insulation working method such as form, polyphenyl plate cast-in-place concrete exterior wall heat-preserving, granular polystyrene slurry exterior-wall heat insulation.
The external wall outer insulation heat-insulating technique exists the potential safety hazard that construction is complicated, existence is bigger, the shortcoming of effect of heat insulation difference.
In recent years, studying more thermal insulating coating was the reflectivity thermal insulating coating, and the reflectivity thermal insulating coating also claims solar heat reflection paint, was to distribute according to solar spectrum energy, and the portion of energy that produces heat in the sunlight is reflected away.The sun power overwhelming majority is in visible light and near-infrared region, and in this wavelength region, reflectivity is more high, and the effect of heat insulation of coating is just more good.Therefore by selecting appropriate resin, metal or metal oxide color stuffing and production technique, can make the coating of high solar heat reflection rate, to reach heat insulation purpose.
The reflectivity thermal insulating coating contains a large amount of organic solvents, and the feature of environmental protection is poor.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of making method of heat-preserving heat-insulating wall coating, is intended to solve the external wall outer insulation heat-insulating technique and has the problem that construction is complicated, bigger potential safety hazard, effect of heat insulation difference and the reflectivity thermal insulating coating of existence contains a large amount of organic solvents, feature of environmental protection difference.。
The embodiment of the invention is achieved in that a kind of making method of heat-preserving heat-insulating wall coating, and the making method of this heat-preserving heat-insulating wall coating may further comprise the steps:
The preparation of modified acroleic acid microemulsion;
With TiO 2, after shale micro mist, ZnO mix, join in the 20-25wt% water mixed at room temperature ball milling;
Stir under the formulation aid mixed solution, room temperature;
The mixed fillers of preparation is put into reactor, at the uniform velocity stir and obtain required coating.
Further, modified acroleic acid microemulsion preparation method is:
Step 1, the emulsion of being made by water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate;
Step 2 is mixed acrylate, vinylbenzene, vinylformic acid, joins the emulsion of making, and under 60~70 ℃, stirs;
Step 3 adds cinnamic relatively initiator potassium persulfate again, reacts to mixed solution the thick product end of oyster white to occur, and the reaction times is usually at 2~3 hours;
Step 4 is regulated the pH value of product at last with weak base.
Further, in the emulsion that water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate are made with 150: 0.69: 0.69 weight ratio.
Further, acrylate, vinylbenzene, vinylformic acid are mixed with 25: 25: 1.5 weight ratio.
Further, add the initiator potassium persulfate of relative vinylbenzene weight 0.1%, react and occur the thick product of oyster white to the mixed solution and finish.
Further, weak base is regulated pH value to 7~8 of product.
Further, the TiO of 5wt% 2, 2wt% the ZnO of shale micro mist, 5wt% mix, join in the 20-25wt% water mixed at room temperature ball milling 12h.
Further, the auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature.
Further, add modification propyl benzene emulsion, the film coalescence aid of 0.2-1.2% and the flow agent of 0.2-1% of 20wt%, about high-speed stirring 1-2h, stirring at low speed 1h obtains required coating again.
The making method of heat-preserving heat-insulating wall coating of the present invention can change coated material because containing the technical problem of a large amount of organic solvents, heat-proof quality difference, and tool is anticorrosion, waterproof, incubation and thermal insulation function, and nontoxic, environmental protection has the effect of improvement to environment.Simultaneously, matrixes such as this novel heat insulation heat insulation wall coating and body of wall, metal, wooden product have very strong sticking power, directly about matrix surface 0.3-0.5mm, can reach the purpose of heat-insulation and heat-preservation, are a kind of ideal green environment-friendly type coatings.
Description of drawings
Fig. 1 is the schema of the making method of the heat-preserving heat-insulating wall coating that provides of the embodiment of the invention.
Embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the present invention, and be not used in restriction the present invention.
Fig. 1 shows the flow process of the making method of heat-preserving heat-insulating wall coating provided by the invention.For convenience of explanation, only show part related to the present invention.
The making method of heat-preserving heat-insulating wall coating of the present invention, the making method of this heat-preserving heat-insulating wall coating may further comprise the steps:
The preparation of modified acroleic acid microemulsion;
With TiO 2, after shale micro mist, ZnO mix, join in the 20-25wt% water mixed at room temperature ball milling;
Stir under the formulation aid mixed solution, room temperature;
The mixed fillers of preparation is put into reactor, at the uniform velocity stir and obtain required coating.
As a prioritization scheme of the embodiment of the invention, modified acroleic acid microemulsion preparation method is:
Step 1, the emulsion of being made by water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate;
Step 2 is mixed acrylate, vinylbenzene, vinylformic acid, joins the emulsion of making, and under 60~70 ℃, stirs;
Step 3 adds cinnamic relatively initiator potassium persulfate again, reacts to mixed solution the thick product end of oyster white to occur, and the reaction times is usually at 2~3 hours;
Step 4 is regulated the pH value of product at last with weak base.
As a prioritization scheme of the embodiment of the invention, in the emulsion that water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate are made with 150: 0.69: 0.69 weight ratio.
As a prioritization scheme of the embodiment of the invention, acrylate, vinylbenzene, vinylformic acid are mixed with 25: 25: 1.5 weight ratio.
As a prioritization scheme of the embodiment of the invention, add the initiator potassium persulfate of relative vinylbenzene weight 0.1%, react and occur the thick product of oyster white to the mixed solution and finish.
As a prioritization scheme of the embodiment of the invention, weak base is regulated pH value to 7~8 of product.
As a prioritization scheme of the embodiment of the invention, the TiO of 5wt% 2, 2wt% the ZnO of shale micro mist, 5wt% mix, join in the 20-25wt% water mixed at room temperature ball milling 12h.
As a prioritization scheme of the embodiment of the invention, the auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature.
As a prioritization scheme of the embodiment of the invention, add modification propyl benzene emulsion, the film coalescence aid of 0.2-1.2% and the flow agent of 0.2-1% of 20wt%, about high-speed stirring 1-2h, stirring at low speed 1h obtains required coating again.
Below in conjunction with drawings and the specific embodiments application principle of the present invention is further described.
As shown in Figure 1, the making method of the heat-preserving heat-insulating wall coating of the embodiment of the invention may further comprise the steps:
S101: modified acroleic acid microemulsion preparation;
S102: with TiO 2, after shale micro mist, ZnO mix, join in the 20-25wt% water mixed at room temperature ball milling;
S103: the auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature;
S104: the mixed fillers of preparation is put into reactor, at the uniform velocity stir and obtain required coating.
The making method concrete steps of heat-preserving heat-insulating wall coating of the present invention are:
The first step, the technological line of modified acroleic acid microemulsion preparation
Acrylate, vinylbenzene, vinylformic acid are mixed with 25: 25: 1.5 weight ratio, join in advance in the emulsion of being made with 150: 0.69: 0.69 weight ratio by water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate, under 60~70 ℃, stir, the initiator potassium persulfate that adds relative vinylbenzene weight 0.1% again, react to mixed solution and the thick product end of oyster white occurs, reaction times is used pH value to 7~8 of weak base (NaOH) adjusting product at last usually 2~3 hours (amount of concrete time visual response thing and decide);
Second step, the pre-preparation technical scheme of filler
TiO with 5wt% 2, 2wt% the ZnO of shale micro mist, 5wt% mix after, join in the 20-25wt% water mixed at room temperature ball milling 12h;
In the 3rd step, the preparation of coating: the auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature;
The 4th step, the mixed fillers of preparation is put into reactor, after at the uniform velocity stirring for some time, add the modification propyl benzene emulsion of 20wt%, the film coalescence aid (propylene glycol) of 0.2-1.2% and the flow agent (hydrogenated castor oil) of 0.2-1% again, about high-speed stirring 1-2h, stirring at low speed 1h namely obtains required coating again.
Gordian technique of the present invention:
1) use of compound shale particulate utilizes its low thermal conductivity, high-reflectivity and emittance performance, the outer solar ray of reflection and air lock and scurry interior radiant heat, and space outerpace is arrived in the energy emission that will enter coating; Because its special construction has very strong ductility, can effectively avoid producing because expanding with heat and contract with cold after the matrix suction crack and produce the crack because the strong sunlight irradiation causes that the matrix internal tension changes;
2) nano-TiO 2With nano-ZnO etc. as reflecting material, can usable reflection infrared rays and visible light; Utilize nano-TiO simultaneously 2Surfactivity and the superpower adsorptive power very strong with nano-ZnO strengthen sticking power and improve environment;
3) in filming, introduce the transmission that the extremely low air microporous layers of thermal conductivity completely cuts off heat energy, remarkable resistance by reinforcing reflex solar heat and convection current are transmitted can reduce radiative transfer and transmission of heat by convection effectively, thereby reduces the thermal equilibrium temperature of body surface, simultaneously, with nano-TiO 2With nano-ZnO as reflecting material, further strengthened the thermal and insulating performance of coating, strengthen sticking power simultaneously and improve environment, make this product be better than external like product.
Specific embodiments of the invention:
Implement the place: Hunan Jia Fule Energy Saving Technology Co
With acrylate, vinylbenzene, vinylformic acid mixes with 25: 25: 1.5 weight ratio, join in advance by water, emulsifier op-10, in the emulsion that the tensio-active agent Sodium dodecylbenzene sulfonate is made with 150: 0.69: 0.69 weight ratio, under 60~70 ℃, stir, the initiator potassium persulfate that adds relative vinylbenzene weight 0.1% again, react to mixed solution and the thick product end of oyster white occurs, reaction times is usually 2~3 hours (amount of concrete time visual response thing and decide), use weak base (NaOH) to regulate pH value to 7~8 of product at last, preparation modified acroleic acid microemulsion;
TiO with 5wt% 2, 2wt% the ZnO of shale micro mist, 5wt% mix after, join in the 20-25wt% water mixed at room temperature ball milling 12h;
The auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature;
The mixed fillers of preparation is put into reactor, after at the uniform velocity stirring for some time, add the modification propyl benzene emulsion of 20wt%, the film coalescence aid (propylene glycol) of 0.2-1.2% and the flow agent (hydrogenated castor oil) of 0.2-1% again, about high-speed stirring 1-2h, stirring at low speed 1h namely obtains required coating again;
The gained sample detects through national building materials test center, its main performance index meets the technical requirement of JC/T1040 water-borne coatings, wherein the sun reflects when that hemispherical emissivity reaches 89%, 86% respectively, surpass national standard, increased incubation and thermal insulation function, the thermal conductivity≤0.045W/m.k that detects through national building materials industry room construction material quality supervision and test test center.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.

Claims (9)

1. the making method of a heat-preserving heat-insulating wall coating is characterized in that, the making method of this heat-preserving heat-insulating wall coating may further comprise the steps:
The preparation of modified acroleic acid microemulsion;
With TiO 2, after shale micro mist, ZnO mix, join in the 20-25wt% water mixed at room temperature ball milling;
Stir under the formulation aid mixed solution, room temperature;
The mixed fillers of preparation is put into reactor, at the uniform velocity stir and obtain required coating.
2. the making method of heat-preserving heat-insulating wall coating as claimed in claim 1 is characterized in that, modified acroleic acid microemulsion preparation method is:
Step 1, the emulsion of being made by water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate;
Step 2 is mixed acrylate, vinylbenzene, vinylformic acid, joins the emulsion of making, and under 60~70 ℃, stirs;
Step 3 adds cinnamic relatively initiator potassium persulfate again, reacts to mixed solution the thick product end of oyster white to occur, and the reaction times is usually at 2~3 hours;
Step 4 is regulated the pH value of product at last with weak base.
3. the making method of heat-preserving heat-insulating wall coating as claimed in claim 2 is characterized in that, in the emulsion that water, emulsifier op-10, tensio-active agent Sodium dodecylbenzene sulfonate are made with 150: 0.69: 0.69 weight ratio.
4. the making method of heat-preserving heat-insulating wall coating as claimed in claim 2 is characterized in that, acrylate, vinylbenzene, vinylformic acid are mixed with 25: 25: 1.5 weight ratio.
5. the making method of heat-preserving heat-insulating wall coating as claimed in claim 2 is characterized in that, adds the initiator potassium persulfate of relative vinylbenzene weight 0.1%, reacts to mixed solution the thick product end of oyster white to occur.
6. the making method of heat-preserving heat-insulating wall coating as claimed in claim 2 is characterized in that, weak base is regulated pH value to 7~8 of product.
7. the making method of heat-preserving heat-insulating wall coating as claimed in claim 1 is characterized in that, the TiO of 5wt% 2, 2wt% the ZnO of shale micro mist, 5wt% mix, join in the 20-25wt% water mixed at room temperature ball milling 12h.
8. the making method of heat-preserving heat-insulating wall coating as claimed in claim 1 is characterized in that, the auxiliary agent mixed solution of preparation 1-5wt% stirs under the room temperature.
9. the making method of heat-preserving heat-insulating wall coating as claimed in claim 1, it is characterized in that, add modification propyl benzene emulsion, the film coalescence aid of 0.2-1.2% and the flow agent of 0.2-1% of 20wt%, about high-speed stirring 1-2h, stirring at low speed 1h obtains required coating again.
CN2013102094738A 2013-05-27 2013-05-27 Preparation method for heat insulation wall paint Pending CN103265863A (en)

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Application Number Priority Date Filing Date Title
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CN103265863A true CN103265863A (en) 2013-08-28

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103540201A (en) * 2013-09-26 2014-01-29 芜湖杰诺科技有限公司 Water-based heat-insulating waterproof coating
CN105254802A (en) * 2015-10-17 2016-01-20 佛山市顺德区巴德富实业有限公司 Waterproof emulsion and preparation method thereof
CN108864900A (en) * 2018-07-11 2018-11-23 合肥达户电线电缆科技有限公司 A kind of environment-friendly materials and preparation method thereof for decoration

Citations (4)

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Publication number Priority date Publication date Assignee Title
CN101434762A (en) * 2008-12-19 2009-05-20 湖南嘉富乐节能技术发展有限责任公司 Shale heat-preserving heat-insulating wall putty
CN102329569A (en) * 2011-07-13 2012-01-25 大连美宸特科技有限公司 Rock wool-containing liquid rubber spray coating
CN102965016A (en) * 2012-11-30 2013-03-13 山东北方创信防水技术有限公司 High-temperature resistant spray fast-setting rubber asphalt waterproof coating
KR20130033429A (en) * 2010-06-30 2013-04-03 와커 헤미 아게 Coating systems

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101434762A (en) * 2008-12-19 2009-05-20 湖南嘉富乐节能技术发展有限责任公司 Shale heat-preserving heat-insulating wall putty
KR20130033429A (en) * 2010-06-30 2013-04-03 와커 헤미 아게 Coating systems
CN102329569A (en) * 2011-07-13 2012-01-25 大连美宸特科技有限公司 Rock wool-containing liquid rubber spray coating
CN102965016A (en) * 2012-11-30 2013-03-13 山东北方创信防水技术有限公司 High-temperature resistant spray fast-setting rubber asphalt waterproof coating

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
夏辉等: "《新型外墙保温隔热涂料的制备及其表征》", 《功能材料》 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103540201A (en) * 2013-09-26 2014-01-29 芜湖杰诺科技有限公司 Water-based heat-insulating waterproof coating
CN105254802A (en) * 2015-10-17 2016-01-20 佛山市顺德区巴德富实业有限公司 Waterproof emulsion and preparation method thereof
CN108864900A (en) * 2018-07-11 2018-11-23 合肥达户电线电缆科技有限公司 A kind of environment-friendly materials and preparation method thereof for decoration

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Application publication date: 20130828