CN109294414A - A kind of phase-changing energy-storing temperature control interior wall coating and preparation method thereof - Google Patents
A kind of phase-changing energy-storing temperature control interior wall coating and preparation method thereof Download PDFInfo
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- CN109294414A CN109294414A CN201811251372.6A CN201811251372A CN109294414A CN 109294414 A CN109294414 A CN 109294414A CN 201811251372 A CN201811251372 A CN 201811251372A CN 109294414 A CN109294414 A CN 109294414A
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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
- C09D167/00—Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Coating compositions based on derivatives of such polymers
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- 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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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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
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2312/00—Crosslinking
Abstract
The present invention relates to technical field of coatings, it is composed of the following components more particularly to a kind of phase-changing energy-storing temperature control interior wall coating and preparation method thereof: carboxyl polyester resin, Hydroxylated acrylic resin, polyacrylamide, saturated alkane, paraffin, heat filling, emulsifier, initiator, silane coupling agent, wetting dispersing agent, solubilizer.Phase-changing energy-storing temperature control interior wall coating of the invention has many advantages, such as that latent heat of phase change is big, energy storage is big, temperature control ability is strong, and stability is high, and elasticity is good, can solve the problems, such as the coating cracking occurred in phase transition process.
Description
Technical field
The present invention relates to technical field of coatings, and in particular to a kind of phase-changing energy-storing temperature control interior wall coating and preparation method thereof.
Background technique
Phase-change material (PCM) is a kind of heat function material that can absorb or discharge latent heat, not with insulating wall material
Together, phase-change material application does not terminate in heat preservation under construction, it can also participate in the storage and utilization of building heat-energy, make phase transformation material
Material can generate heat-insulated, heat insulation effect times over equivalent Conventional insulation, while be followed by high temperature endothermic, Exotherm
Ring reduces the frequency of indoor air temperature fluctuation, maintains the temperature in a longer period and approaches with required temperature, increases
Human comfort, while reaching energy saving purpose, meet and currently build the trend developed to multilayer, light structures direction, makes to build
Energy-saving effect is more significant.
Currently, phase-change material is according to chemical composition, it can be with inorganic phase-changing material and organic phase change material two major classes.Nothing
Machine phase-change material is mainly crystalline hydrate salt, and organic phase change material is mainly paraffin, fatty acid and polyalcohol etc..
In Chinese patent, (application number: 200910031320.2) disclosing a kind of phase change energy saving building material, the material packet
It includes: solid paraffin, atoleine, light porous granular materials, cement, graphite, organic fiber, basic recipe weight proportion
For；Solid paraffin: atoleine: porous light aggregate: cement=1: (1.5 ~ 2.5): (1.5 ~ 1.8): (3 ~ 5).The lightweight
The partial size of honeycombed grain material is less than 5mm, bulk density: 70 ~ 250kg/m3.Since the phase-change material is built in preparation in inorganic
Material directly blends, and promotes organic phase material degradation to failing, phase-change material is made to lose application value.
And it (application number: 201711268519.8) discloses a kind of phase-change coating and preparation method thereof in Chinese patent and answers
With.The phase-change coating includes paraffin and montmorillonite Composite phase-change material, filler, adhesive, dispersing agent, water repellent agent, thickener
And water, the paraffin are formed with montmorillonite Composite phase-change material by paraffin and montmorillonite Composite.The phase-change coating has phase transformation
Latent heat is big, and temperature-adjusting energy-storage effect is good, cheap advantage.But the phase-change coating coating elasticity is smaller, in use process, holds
Easily there is coating cracking situation, due to using paraffin and montmorillonite composite phase-change material, the two characteristic has different, uses
Occurs the inconsistent situation of phase-change characteristic in the process, to influence the temperature control energy storage effect of coating.
Based on this, it is necessary to a kind of phase-changing energy-storing temperature control interior wall coating and preparation method thereof is provided, to solve the prior art
The problem of.
Summary of the invention
In view of the above-mentioned analysis to the prior art, the present invention provides a kind of phase-changing energy-storing temperature control interior wall coating and its preparation side
Method, which has many advantages, such as that latent heat of phase change is big, energy storage is big, temperature control ability is strong, and stability is high, and elasticity is good, can solve phase transformation
The coating cracking problem occurred in the process.
In order to achieve the above object, the present invention is achieved through the following technical solutions:
A kind of phase-changing energy-storing temperature control interior wall coating, is grouped as by the group of following parts by weight:
20-30 parts of carboxyl polyester resin；
10-20 parts of Hydroxylated acrylic resin；
5-10 parts of polyacrylamide；
4-8 parts of saturated alkane；
3-6 parts of paraffin；
2-5 parts of heat filling；
0.5-2.5 parts of emulsifier；
0.8-2.8 parts of initiator；
0.3-0.8 parts of silane coupling agent；
0.1-0.7 parts of wetting dispersing agent；
0.4-1.2 parts of solubilizer.
Preferably, being grouped as by the group of following parts by weight:
25 parts of carboxyl polyester resin；
15 parts of Hydroxylated acrylic resin；
7.5 parts of polyacrylamide；
6 parts of saturated alkane；
4.5 parts of paraffin；
3.5 parts of heat filling；
1.5 parts of emulsifier；
1.8 parts of initiator；
0.5 part of silane coupling agent；
0.4 part of wetting dispersing agent；
0.8 part of solubilizer.
Preferably, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane
At least one.
Preferably, the heat filling is nano-aluminium oxide, in expanded graphite, carbon fiber, expanded perlite
It is one or more of.
Preferably, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or poly-
Close object type emulsifier.
Preferably, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Preferably, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Preferably, the wetting dispersing agent is selected from anionic surfactant and polyphosphoric acids salt form surfactant
One of or a variety of combinations.
Preferably, the solubilizer in n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol at least one
Kind.
Preferably, the present invention also provides the preparation method of above-mentioned phase-changing energy-storing temperature control interior wall coating, including following step
It is rapid:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3-4h, is added
Polyacrylamide continues to stir 40-60min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 5- under the conditions of 400-500rpm
Then heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added in 10min, continue to stir 10min to get phase transformation storage
It can temperature control interior wall coating.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) present invention, can using cross-linking reaction is carried out between them using carboxyl polyester resin and Hydroxylated acrylic resin as base-material
To form tridimensional network, and the organic phase change material based on paraffin is filled in tridimensional network, it is three-dimensional in this way
Reticular structure is similar to " cyst wall " of phase-change material, thus ensure that stability of the phase-change material in phase transition process, meanwhile,
It ensure that the performances such as elasticity, the weatherability of coating, in addition, be tightly bound in phase-change material together by tridimensional network,
To improve the absorption release of phase-change material latent heat in the mutual conversion process of solid-liquid, so that coating of the invention has latent heat
Greatly, the advantages that energy storage is strong, temperature control effect is good.
(2) present invention can be improved by the way that the polyacrylamide with preferable elastic property is added in tridimensional network
The elasticity of coating influences coating temperature control effect to prevent coating from occurring coating cracking problem in phase transition process.
(3) present invention improves phase transition process by the way that heat filling is added between tridimensional network and phase-change material
In heat absorption and release, to improve the temperature control effect of coating.
Specific embodiment
Form by the following examples is described in further detail above content of the invention again, but should not be by this
The range for being interpreted as the above-mentioned theme of the present invention is only limitted to following embodiment, all technologies based on realization belonging to above content of the present invention
It all belongs to the scope of the present invention.
Embodiment 1
The phase-changing energy-storing temperature control interior wall coating of the present embodiment, is grouped as by the group of following parts by weight:
20 parts of carboxyl polyester resin；
10 parts of Hydroxylated acrylic resin；
5 parts of polyacrylamide；
4 parts of saturated alkane；
3 parts of paraffin；
2 parts of heat filling；
0.5 part of emulsifier；
0.8 part of initiator；
0.3 part of silane coupling agent；
0.1 part of wetting dispersing agent；
0.4 part of solubilizer.
Wherein, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane extremely
Few one kind.
Wherein, the heat filling is one of nano-aluminium oxide, expanded graphite, carbon fiber, expanded perlite
Or it is several.
Wherein, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or polymer
Type emulsifier.
Wherein, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Wherein, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Wherein, the wetting dispersing agent is in anionic surfactant and polyphosphoric acids salt form surfactant
One or more combinations.
Wherein, the solubilizer is selected from least one of n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
Wherein, the present invention also provides the preparation methods of above-mentioned phase-changing energy-storing temperature control interior wall coating, comprising the following steps:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3h, is added poly-
Acrylamide continues to stir 40min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 5min under the conditions of 400rpm, then
Heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added, continues to stir 10min to get phase-changing energy-storing temperature control interior wall
Coating.
Embodiment 2
The phase-changing energy-storing temperature control interior wall coating of the present embodiment, is grouped as by the group of following parts by weight:
30 parts of carboxyl polyester resin；
20 parts of Hydroxylated acrylic resin；
10 parts of polyacrylamide；
8 parts of saturated alkane；
6 parts of paraffin；
5 parts of heat filling；
2.5 parts of emulsifier；
2.8 parts of initiator；
0.8 part of silane coupling agent；
0.7 part of wetting dispersing agent；
1.2 parts of solubilizer.
Wherein, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane extremely
Few one kind.
Wherein, the heat filling is one of nano-aluminium oxide, expanded graphite, carbon fiber, expanded perlite
Or it is several.
Wherein, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or polymer
Type emulsifier.
Wherein, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Wherein, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Wherein, the wetting dispersing agent is in anionic surfactant and polyphosphoric acids salt form surfactant
One or more combinations.
Wherein, the solubilizer is selected from least one of n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
Wherein, the present invention also provides the preparation methods of above-mentioned phase-changing energy-storing temperature control interior wall coating, comprising the following steps:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 4h, is added poly-
Acrylamide continues to stir 60min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 10min under the conditions of 500rpm, then
Heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added, continues to stir 10min to get phase-changing energy-storing temperature control interior wall
Coating.
Embodiment 3
The phase-changing energy-storing temperature control interior wall coating of the present embodiment, is grouped as by the group of following parts by weight:
25 parts of carboxyl polyester resin；
15 parts of Hydroxylated acrylic resin；
7.5 parts of polyacrylamide；
6 parts of saturated alkane；
4.5 parts of paraffin；
3.5 parts of heat filling；
1.5 parts of emulsifier；
1.8 parts of initiator；
0.5 part of silane coupling agent；
0.4 part of wetting dispersing agent；
0.8 part of solubilizer.
Wherein, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane extremely
Few one kind.
Wherein, the heat filling is one of nano-aluminium oxide, expanded graphite, carbon fiber, expanded perlite
Or it is several.
Wherein, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or polymer
Type emulsifier.
Wherein, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Wherein, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Wherein, the wetting dispersing agent is in anionic surfactant and polyphosphoric acids salt form surfactant
One or more combinations.
Wherein, the solubilizer is selected from least one of n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
Wherein, the present invention also provides the preparation methods of above-mentioned phase-changing energy-storing temperature control interior wall coating, comprising the following steps:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3.5h, is added
Polyacrylamide continues to stir 50min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 7.5min under the conditions of 450rpm, so
Heat filling, silane coupling agent, wetting dispersing agent and solubilizer are added afterwards, continues to stir 10min to get in phase-changing energy-storing temperature control
Wall coating.
Embodiment 4
The phase-changing energy-storing temperature control interior wall coating of the present embodiment, is grouped as by the group of following parts by weight:
23 parts of carboxyl polyester resin；
13 parts of Hydroxylated acrylic resin；
6 parts of polyacrylamide；
5 parts of saturated alkane；
4 parts of paraffin；
3 parts of heat filling；
1 part of emulsifier；
1.2 parts of initiator；
0.4 part of silane coupling agent；
0.3 part of wetting dispersing agent；
0.6 part of solubilizer.
Wherein, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane extremely
Few one kind.
Wherein, the heat filling is one of nano-aluminium oxide, expanded graphite, carbon fiber, expanded perlite
Or it is several.
Wherein, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or polymer
Type emulsifier.
Wherein, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Wherein, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Wherein, the wetting dispersing agent is in anionic surfactant and polyphosphoric acids salt form surfactant
One or more combinations.
Wherein, the solubilizer is selected from least one of n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
Wherein, the present invention also provides the preparation methods of above-mentioned phase-changing energy-storing temperature control interior wall coating, comprising the following steps:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3.3h, is added
Polyacrylamide continues to stir 45min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 6min under the conditions of 430rpm, then
Heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added, continues to stir 10min to get phase-changing energy-storing temperature control interior wall
Coating.
Embodiment 5
The phase-changing energy-storing temperature control interior wall coating of the present embodiment, is grouped as by the group of following parts by weight:
28 parts of carboxyl polyester resin；
18 parts of Hydroxylated acrylic resin；
9 parts of polyacrylamide；
7 parts of saturated alkane；
5 parts of paraffin；
4 parts of heat filling；
2 parts of emulsifier；
2.5 parts of initiator；
0.7 part of silane coupling agent；
0.6 part of wetting dispersing agent；
1 part of solubilizer.
Wherein, the saturated alkane is C4-C10 saturated alkane, in pentane, hexane, heptane, octane and nonane extremely
Few one kind.
Wherein, the heat filling is one of nano-aluminium oxide, expanded graphite, carbon fiber, expanded perlite
Or it is several.
Wherein, the emulsifier is anionic emulsifier, cationic emulsifier, nonionic emulsifier or polymer
Type emulsifier.
Wherein, the initiator is iron chloride, copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
Wherein, the silane coupling agent is three oxysilane 151 of vinyl or vinyltrimethoxysilane 171.
Wherein, the wetting dispersing agent is in anionic surfactant and polyphosphoric acids salt form surfactant
One or more combinations.
Wherein, the solubilizer is selected from least one of n-octyl alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
Wherein, the present invention also provides the preparation methods of above-mentioned phase-changing energy-storing temperature control interior wall coating, comprising the following steps:
(1) carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender is started,
Revolving speed is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3.8h, is added
Polyacrylamide continues to stir 55min, obtains product A；
(2) paraffin is melted as liquid, and saturated alkane is added, stir 20min at a temperature of 70 DEG C, after being warming up to 80 DEG C, then
Emulsifier is added, forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 9min under the conditions of 480rpm, then
Heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added, continues to stir 10min to get phase-changing energy-storing temperature control interior wall
Coating.
Comparative example 1
Hydroxylated acrylic resin is substituted for conventional propylene acid resin, other constituent contents and preparation method and embodiment 1 is consistent.
Comparative example 2
In addition to removing polyacrylamide, other constituent contents and preparation method and embodiment 1 are unanimously.
Comparative example 3
In addition to removing heat filling, other constituent contents and preparation method and embodiment 1 are unanimously.
Experimental example
The weather-proof temperature change resistant paint of elasticity anti-blown sand made from 1-5 of the embodiment of the present invention and comparative example 1-3 is tested for the property, is had
Body the results are shown in Table 1.
Table 1
| Project | Enthalpy of phase change (J/g) | Elongation at break (%) | Impact resistance (kg.cm) |
| Embodiment 1 | 83.86 | 208 | 58 |
| Embodiment 2 | 92.34 | 214 | 62 |
| Embodiment 3 | 97.73 | 218 | 65 |
| Embodiment 4 | 94.34 | 211 | 61 |
| Embodiment 5 | 86.48 | 215 | 59 |
| Comparative example 1 | 70.54 | 193 | 53 |
| Comparative example 2 | 74.67 | 196 | 56 |
| Comparative example 3 | 71.49 | 200 | 50 |
As shown in Table 1, coating of the invention has many advantages, such as that latent heat of phase change is big, impact resistance, elasticity are good, and by comparative example 1-
3 it is found that be cross-linked to form tridimensional network by carboxyl polyester resin and Hydroxylated acrylic resin, and add and gather in coating
Acrylamide and heat filling can be improved coating latent heat of phase change, the performances such as impact resistance, elasticity.
To sum up, it is excellent to have that latent heat of phase change is big, energy storage is big, temperature control ability is strong etc. to phase-changing energy-storing temperature control interior wall coating of the invention
Point, and stability is high, elasticity is good, can solve the problems, such as the coating cracking occurred in phase transition process.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, although referring to aforementioned reality
Applying example, invention is explained in detail, for those skilled in the art, still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features.It is all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of phase-changing energy-storing temperature control interior wall coating, which is characterized in that be grouped as by the group of following parts by weight:
20-30 parts of carboxyl polyester resin；
10-20 parts of Hydroxylated acrylic resin；
5-10 parts of polyacrylamide；
4-8 parts of saturated alkane；
3-6 parts of paraffin；
2-5 parts of heat filling；
0.5-2.5 parts of emulsifier；
0.8-2.8 parts of initiator；
0.3-0.8 parts of silane coupling agent；
0.1-0.7 parts of wetting dispersing agent；
0.4-1.2 parts of solubilizer.
2. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that be grouped by the group of following parts by weight
At:
25 parts of carboxyl polyester resin；
15 parts of Hydroxylated acrylic resin；
7.5 parts of polyacrylamide；
6 parts of saturated alkane；
4.5 parts of paraffin；
3.5 parts of heat filling；
1.5 parts of emulsifier；
1.8 parts of initiator；
0.5 part of silane coupling agent；
0.4 part of wetting dispersing agent；
0.8 part of solubilizer.
3. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the saturated alkane is C4-C10
Saturated alkane is selected from pentane, hexane, heptane, at least one of octane and nonane.
4. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the heat filling is nanometer three
One or more of Al 2 O, expanded graphite, carbon fiber, expanded perlite.
5. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the emulsifier is anionic
Emulsifier, cationic emulsifier, nonionic emulsifier or polymer-type emulsifier.
6. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the initiator be iron chloride,
Copper chloride, zinc chloride, ferric bromide, copper bromide or zinc bromide.
7. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the silane coupling agent is ethylene
Three oxysilane 151 of base or vinyltrimethoxysilane 171.
8. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the wetting dispersing agent is selected from yin
One of ionic surfactant and polyphosphoric acids salt form surfactant or a variety of combinations.
9. phase-changing energy-storing temperature control interior wall coating according to claim 1, which is characterized in that the solubilizer is selected from just pungent
At least one of alcohol, n-amyl alcohol, isoamyl alcohol, glycerine and ethylene glycol.
10. the preparation method of -9 described in any item phase-changing energy-storing temperature control interior wall coatings according to claim 1, which is characterized in that
The following steps are included:
Carboxyl polyester resin and Hydroxylated acrylic resin are weighed in parts by weight, and is put into reaction kettle, and blender, revolving speed are started
It is adjusted to 250rpm, is warming up to 85 DEG C, after stirring 10min, initiator is added while stirring, stops heating after 3-4h, is added poly- third
Acrylamide continues to stir 40-60min, obtains product A；
Paraffin is melted as liquid, and saturated alkane is added, 20min is stirred at a temperature of 70 DEG C, after being warming up to 80 DEG C, adds
Emulsifier forms emulsion B；
(3) emulsion B is added in the product A obtained into step (1), and is stirred 5- under the conditions of 400-500rpm
Then heat filling, silane coupling agent, wetting dispersing agent and solubilizer is added in 10min, continue to stir 10min to get phase transformation storage
It can temperature control interior wall coating.
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| CN109929363A (en) * | 2019-03-28 | 2019-06-25 | 徐慧 | A kind of heat-accumulation temperature-adjustment water paint for internal walls and preparation method thereof |
| CN115678321A (en) * | 2022-10-12 | 2023-02-03 | 河南好运祥耐材有限公司 | Method for reducing cracking of refractory material prefabricated part |
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| CN108410331A (en) * | 2018-04-26 | 2018-08-17 | 合肥金云新材料有限公司 | Weather-proof temperature change resistant paint of a kind of elasticity anti-blown sand and preparation method thereof |
| CN108864869A (en) * | 2018-07-17 | 2018-11-23 | 成都市水泷头化工科技有限公司 | A kind of interior wall coating and preparation method with temperature-adjusting energy-storage function |
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| CN103805142A (en) * | 2013-12-30 | 2014-05-21 | 清华大学深圳研究生院 | Silicon nitride-modified phase-change and energy-storage microcapsule and preparation method thereof |
| CN108410331A (en) * | 2018-04-26 | 2018-08-17 | 合肥金云新材料有限公司 | Weather-proof temperature change resistant paint of a kind of elasticity anti-blown sand and preparation method thereof |
| CN108864869A (en) * | 2018-07-17 | 2018-11-23 | 成都市水泷头化工科技有限公司 | A kind of interior wall coating and preparation method with temperature-adjusting energy-storage function |
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| CN109929363A (en) * | 2019-03-28 | 2019-06-25 | 徐慧 | A kind of heat-accumulation temperature-adjustment water paint for internal walls and preparation method thereof |
| CN115678321A (en) * | 2022-10-12 | 2023-02-03 | 河南好运祥耐材有限公司 | Method for reducing cracking of refractory material prefabricated part |
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