CN109354964A - A kind of composite building thermal insulation coatings and preparation method thereof - Google Patents
A kind of composite building thermal insulation coatings and preparation method thereof Download PDFInfo
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- CN109354964A CN109354964A CN201811206789.0A CN201811206789A CN109354964A CN 109354964 A CN109354964 A CN 109354964A CN 201811206789 A CN201811206789 A CN 201811206789A CN 109354964 A CN109354964 A CN 109354964A
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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
- C09D161/00—Coating compositions based on condensation polymers of aldehydes or ketones; Coating compositions based on derivatives of such polymers
- C09D161/04—Condensation polymers of aldehydes or ketones with phenols only
- C09D161/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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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
- C09D5/18—Fireproof paints including high temperature resistant paints
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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
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
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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
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
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- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
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Abstract
The invention discloses a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 10~30 parts of white cement, modified 12~26 parts of cordierite, 10~20 parts of sodium alginate-modified montmorillonite, 20~40 parts of diatomite, 15~25 parts of flyash, 7~11 parts of hollow glass micropearl, 8~14 parts of desulfurized gypsum, 15~30 parts of phenol-formaldehyde resin modified, 9~13 parts of acrylic resin, 2~5 parts of boron nitride nanosheet, 3~6 parts of dibutyl phthalate, 1~2 part of zinc stearate and 2~4 parts of compound disinfectant.Composite building thermal insulation coatings good heat insulating of the present invention, water-tolerant, mechanical property are excellent.
Description
Technical field
The invention belongs to technical field of coatings, and in particular to a kind of composite building thermal insulation coatings and preparation method thereof.
Background technique
Paint finishing can bond very well with basis material and be formed the material of complete and tough and tensile protective film in body surface, claim
For coating.Coating and paint are identical concepts.Paint is people's habit title used for a long time, just sharp always after introducing China
Used in building trade.The effect of coating may be summarized to be three aspects: protective effect, decoration function, specific function effect.Coating
General composition: include film forming matter, pigments and fillers, solvent, auxiliary agent.Defencive function, which refers to, protects building not to be protected from environmental
With the function of destruction.Different types of content required by protective defencive function is also different.Such as indoor and outdoor painting
The index difference reached required by dress is just very big.Some buildings have special want to mould proof, fire prevention, insulation, corrosion-resistant etc.
It asks.Livability improve function mainly for indoor coating, just contribute to improve living environment function, as sound-proofing,
The effect and its classification of sound absorption properties coating, anti-condensation etc..
Authorization Notice No. discloses a kind of energy conservation and environmental protection inorganic architectural coatings for the patent of invention of CN104692747B, including
The raw material of following weight percent meter forms: ceramsite sand 20%-35%, white cement 8%-12%, high alumina cement 11%-17%,
Quartz sand 26%-32%, calcium carbonate 16%-28%, vinyl acetate-ethylene copolymer latex powder 1.8%-3%, lignocellulosic
0.25%-0.29%, methyl cellulose ether 0.2%-0.25%, organosilicon hydrophobic powder 0.1%-0.15% and iron oxide series nothing
Machine pigment 1%-5%.But coating the problems such as there are poor mechanical properties, poor water resistance.
Summary of the invention
The present invention provides a kind of composite building thermal insulation coatings and preparation method thereof, solve asking in background technique
Topic, composite building thermal insulation coatings good heat insulating of the present invention, water-tolerant, mechanical property are excellent.
It is of the existing technology in order to solve the problems, such as, it adopts the following technical scheme that
A kind of composite building thermal insulation coatings, the raw material including following parts by weight: 10~30 parts of white cement, modified cordierite
12~26 parts, 10~20 parts of sodium alginate-modified montmorillonite, 20~40 parts of diatomite, 15~25 parts of flyash, hollow glass it is micro-
7~11 parts of pearl, 8~14 parts of desulfurized gypsum, 15~30 parts of phenol-formaldehyde resin modified, 9~13 parts of acrylic resin, boron nitride nanosheet
2~5 parts, 3~6 parts of dibutyl phthalate, 1~2 part of zinc stearate and 2~4 parts of compound disinfectant；
The sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1~2 hour, be subsequently placed in sodium hydroxide solution and impregnate 2~3
Hour, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 120~140 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill,
Cross 200~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Preferably, the composite building thermal insulation coatings, the raw material including following parts by weight: 15~25 parts of white cement changes
Property 18~22 parts of cordierite, 13~17 parts of sodium alginate-modified montmorillonite, 29~34 parts of diatomite, 17~21 parts of flyash, empty
8~11 parts of heart glass microballoon, 9~12 parts of desulfurized gypsum, 20~25 parts of phenol-formaldehyde resin modified, 10~12 parts of acrylic resin, nitrogen
3~4 parts of boron nanometer sheet of change, 4~5 parts of dibutyl phthalate, 1.2~1.8 parts of zinc stearate and compound disinfectant 2.6~
3.1 part.
Preferably, the composite building thermal insulation coatings, the raw material including following parts by weight: 20 parts of white cement, modified violet
20 parts of green stone, 16 parts of sodium alginate-modified montmorillonite, 32 parts of diatomite, 18 parts of flyash, 9 parts of hollow glass micropearl, desulfurization stone
11 parts of cream, 24 parts of phenol-formaldehyde resin modified, 11 parts of acrylic resin, 3.7 parts of boron nitride nanosheet, dibutyl phthalate 4.3
Part, 1.3 parts of zinc stearate and 2.8 parts of compound disinfectant.
Preferably, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Preferably, the sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1.5 hours, it is small to be subsequently placed in immersion 2.5 in sodium hydroxide solution
When, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 130 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Preferably, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Preferably, the compound disinfectant is the mixture of nano-silver ionic fungicide and tourmaline powder, the nano silver
The mass ratio of ion sterilizing agent and tourmaline powder is 3:1.
Preferably, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 1~2 hour, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and are then added deionized water, control water content in material be 40%~
50%, 70 DEG C are warming up to, insulation reaction 20~30 minutes, obtains mixed slurry；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Preferably, the speed stirred in the step step (3) is 200~300r/min.
Compared with prior art, the present invention it has the advantages that
Composite building thermal insulation coatings good heat insulating of the present invention, water-tolerant, mechanical property is excellent, specifically such as
Under:
(1) composite building thermal insulation coatings of the present invention are taken off using white cement, modified cordierite, sodium alginate-modified cover
Stone, diatomite, flyash, hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet,
Dibutyl phthalate, zinc stearate and compound disinfectant etc. are used as raw material, mutually act synergistically, prepare between raw material
Water-resistant coating is good, and mechanical property is excellent；
(2) present invention is modified cordierite, and the compatibility of modified cordierite and unclassified stores also makes moderate progress,
It acts synergistically with unclassified stores, the fire protecting performance and water resistance of material can be significantly improved；
(3) present invention is modified phenolic resin using carbon fiber, boric acid, surfactant and foaming agent, modified
Phenolic resin excellent weather resistance and hard, mechanical property afterwards be excellent and unclassified stores synergistic effect, can significantly improve coating weatherability and
Mechanical property；
(4) present invention is modified montmorillonite using acidleach, alkali leaching, sodium alginate gel solution etc., makes sodium alginate
Gel solution sucks in montmorillonite cavity, and modified montmorillonite water-tolerant, good heat insulating, fire protecting performance is excellent, with other
Materials cooperation effect, obtained water-resistant coating out is good, thermal insulation property is excellent, and fire protecting performance is good.
Specific embodiment
Present invention will be further explained below with reference to specific examples.These embodiments are merely to illustrate the present invention and do not have to
In limiting the scope of the invention.
Embodiment 1
The present embodiment is related to a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 10 parts of white cement changes
Property 12 parts of cordierite, 10 parts of sodium alginate-modified montmorillonite, 20 parts of diatomite, 15 parts of flyash, 7 parts of hollow glass micropearl, de-
8 parts of sulphur gypsum, 15 parts of phenol-formaldehyde resin modified, 9 parts of acrylic resin, 2 parts of boron nitride nanosheet, 3 parts of dibutyl phthalate,
1 part of zinc stearate and 2 parts of compound disinfectant；
The sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1 hour, be subsequently placed in sodium hydroxide solution and impregnate 2 hours,
It is cleaned again with deionized water to neutrality；
B, step a products therefrom is placed in 120 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Wherein, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Wherein, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Wherein, the compound disinfectant be nano-silver ionic fungicide and tourmaline powder mixture, the nano silver from
The mass ratio of sub- fungicide and tourmaline powder is 3:1.
Wherein, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 1 hour, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 40%, heating
To 70 DEG C, insulation reaction 20 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Wherein, the speed stirred in the step step (3) is 200r/min.
Embodiment 2
The present embodiment is related to a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 30 parts of white cement changes
Property 26 parts of cordierite, 0 part of sodium alginate-modified montmorillonite 2,40 parts of diatomite, 25 parts of flyash, 11 parts of hollow glass micropearl, de-
14 parts of sulphur gypsum, 30 parts of phenol-formaldehyde resin modified, 13 parts of acrylic resin, 5 parts of boron nitride nanosheet, dibutyl phthalate 6
Part, 2 parts of zinc stearate and 4 parts of compound disinfectant；
The sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 2 hours, be subsequently placed in sodium hydroxide solution and impregnate 3 hours,
It is cleaned again with deionized water to neutrality；
B, step a products therefrom is placed in 140 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Wherein, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Wherein, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Wherein, the compound disinfectant be nano-silver ionic fungicide and tourmaline powder mixture, the nano silver from
The mass ratio of sub- fungicide and tourmaline powder is 3:1.
Wherein, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 2 hours, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 50%, heating
To 70 DEG C, insulation reaction 30 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Wherein, the speed stirred in the step step (3) is 300r/min.
Embodiment 3
The present embodiment is related to a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 15 parts of white cement changes
Property 18 parts of cordierite, 13 parts of sodium alginate-modified montmorillonite, 29 parts of diatomite, 17 parts of flyash, 8 parts of hollow glass micropearl, de-
9 parts of sulphur gypsum, 20 parts of phenol-formaldehyde resin modified, 10 parts of acrylic resin, 3 parts of boron nitride nanosheet, dibutyl phthalate 4
Part, 1.2 parts of zinc stearate and 2.6 parts of compound disinfectant.
Wherein, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Wherein, the sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1.5 hours, it is small to be subsequently placed in immersion 2.5 in sodium hydroxide solution
When, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 130 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Wherein, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Wherein, the compound disinfectant be nano-silver ionic fungicide and tourmaline powder mixture, the nano silver from
The mass ratio of sub- fungicide and tourmaline powder is 3:1.
Wherein, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 1.2 hours, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 42%, heating
To 70 DEG C, insulation reaction 23 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Wherein, the speed stirred in the step step (3) is 230r/min.
Embodiment 4
The present embodiment is related to a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 25 parts of white cement changes
Property 22 parts of cordierite, 17 parts of sodium alginate-modified montmorillonite, 34 parts of diatomite, 21 parts of flyash, 11 parts of hollow glass micropearl, de-
12 parts of sulphur gypsum, 25 parts of phenol-formaldehyde resin modified, 12 parts of acrylic resin, 4 parts of boron nitride nanosheet, dibutyl phthalate 5
Part, 1.8 parts of zinc stearate and 3.1 parts of compound disinfectant.
Wherein, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Wherein, the sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1.5 hours, it is small to be subsequently placed in immersion 2.5 in sodium hydroxide solution
When, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 130 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Wherein, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Wherein, the compound disinfectant be nano-silver ionic fungicide and tourmaline powder mixture, the nano silver from
The mass ratio of sub- fungicide and tourmaline powder is 3:1.
Wherein, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 1.5 hours, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 45%, heating
To 70 DEG C, insulation reaction 25 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Wherein, the speed stirred in the step step (3) is 250r/min.
Embodiment 5
The present embodiment is related to a kind of composite building thermal insulation coatings, the raw material including following parts by weight: 20 parts of white cement changes
Property 20 parts of cordierite, 16 parts of sodium alginate-modified montmorillonite, 32 parts of diatomite, 18 parts of flyash, 9 parts of hollow glass micropearl, de-
11 parts of sulphur gypsum, 24 parts of phenol-formaldehyde resin modified, 11 parts of acrylic resin, 3.7 parts of boron nitride nanosheet, dibutyl phthalate
4.3 parts, 1.3 parts of zinc stearate and 2.8 parts of compound disinfectant.
Wherein, the modified cordierite the preparation method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses hydrogen-oxygen
Change sodium solution to impregnate 30 minutes, deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, obtain pre-
Handle cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, six inclined phosphorus
Sour sodium, methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing are subsequently placed in ultrasonic wave dispersion
Disperse 30 minutes in machine, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, is stirred 25 minutes, is then heated to 60 DEG C,
It is stirred 40 minutes, is finally warming up to 80 DEG C, be stirred 1.2 hours, then filter, deionized water washing is dry, obtains mixed
Close object B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then be cooled to room temperature, grind
Mill, obtains modified cordierite.
Wherein, the sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1.5 hours, it is small to be subsequently placed in immersion 2.5 in sodium hydroxide solution
When, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 130 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200
~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, is adsorbed using vacuum impregnation
Technique makes to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, dry by normal pressure classification,
Hydrophobic processing forms sodium alginate-modified montmorillonite.
Wherein, the phenol-formaldehyde resin modified the preparation method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, then be added boric acid, surfactant and
Foaming agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
Wherein, the compound disinfectant be nano-silver ionic fungicide and tourmaline powder mixture, the nano silver from
The mass ratio of sub- fungicide and tourmaline powder is 3:1.
Wherein, the partial size of the diatomite is 100~200 meshes.
A method of preparing the composite building thermal insulation coatings, comprising the following steps:
(1) by above-mentioned formula weigh white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash,
Hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate,
Zinc stearate and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed
It closes, is subsequently placed in ball milling in ball mill and disperses 1.7 hours, obtain mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, O-phthalic are sequentially added into mixed-powder
Dibutyl phthalate and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 48%, heating
To 70 DEG C, insulation reaction 27 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed to get described compound
Type building thermal-insulating coating.
Wherein, the speed stirred in the step step (3) is 280r/min.
Comparative example 1
A kind of energy conservation and environmental protection inorganic architectural coatings that the patent of invention that Authorization Notice No. is CN104692747B is announced.
Comparative example 2
It replaces receiving sodium alginate-modified montmorillonite using common montmorillonite, remaining is consistent with embodiment 5.
Coating performance made from Examples 1 to 5, comparative example 1~2 is tested respectively, test result record such as following table
1。
Table 1
It is seen from the above data that coating property of the present invention is superior to comparative example 1, in which:
(1) 30 minutes water absorption average ratio comparative examples 1 of Examples 1 to 5 reduce 40%, 240 minutes water absorption mean values
40.6% is reduced than comparative example 1；
(2) the flexural strength average ratio comparative example 1 of Examples 1 to 5 improves 27.69%；
(3) the compression strength average ratio comparative example 1 of Examples 1 to 5 improves 27.2%；
(4) the anti-of Examples 1 to 5 stretches mean bond stress and improves 35.41% than comparative example 1；
(5) ageing cycle of Examples 1 to 5 is anti-stretches mean bond stress and improves 26.76% than comparative example 1；
(6) due to not being modified to montmorillonite, water absorption obviously increases comparative example 2, water resistance decline.
It to sum up narrates, composite building thermal insulation coatings good heat insulating of the present invention, water-tolerant, mechanical property
It is excellent, specific as follows:
(1) composite building thermal insulation coatings of the present invention are taken off using white cement, modified cordierite, sodium alginate-modified cover
Stone, diatomite, flyash, hollow glass micropearl, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet,
Dibutyl phthalate, zinc stearate and compound disinfectant etc. are used as raw material, mutually act synergistically, prepare between raw material
Water-resistant coating is good, and mechanical property is excellent；
(2) present invention is modified cordierite, and the compatibility of modified cordierite and unclassified stores also makes moderate progress,
It acts synergistically with unclassified stores, the fire protecting performance and water resistance of material can be significantly improved；
(3) present invention is modified phenolic resin using carbon fiber, boric acid, surfactant and foaming agent, modified
Phenolic resin excellent weather resistance and hard, mechanical property afterwards be excellent and unclassified stores synergistic effect, can significantly improve coating weatherability and
Mechanical property；
(4) present invention is modified montmorillonite using acidleach, alkali leaching, sodium alginate gel solution etc., makes sodium alginate
Gel solution sucks in montmorillonite cavity, and modified montmorillonite water-tolerant, good heat insulating, fire protecting performance is excellent, with other
Materials cooperation effect, obtained water-resistant coating out is good, thermal insulation property is excellent, and fire protecting performance is good.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (10)
1. a kind of composite building thermal insulation coatings, which is characterized in that the raw material including following parts by weight: 10~30 parts of white cement,
Modified 12~26 parts of cordierite, 10~20 parts of sodium alginate-modified montmorillonite, 20~40 parts of diatomite, 15~25 parts of flyash,
7~11 parts of hollow glass micropearl, 8~14 parts of desulfurized gypsum, 15~30 parts of phenol-formaldehyde resin modified, 9~13 parts of acrylic resin, nitrogen
2~5 parts of boron nanometer sheet of change, 3~6 parts of dibutyl phthalate, 1~2 part of zinc stearate and 2~4 parts of compound disinfectant；
The sodium alginate-modified montmorillonite the preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1~2 hour, it is small to be subsequently placed in immersion 2~3 in sodium hydroxide solution
When, then cleaned with deionized water to neutrality；
B, step a products therefrom is placed in 120~140 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, mistake
200~400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, using vacuum impregnation absorbing process,
Make to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, the dry, hydrophobic by normal pressure classification
Processing forms sodium alginate-modified montmorillonite.
2. composite building thermal insulation coatings according to claim 1, which is characterized in that the raw material including following parts by weight:
15~25 parts of white cement, modified 18~22 parts of cordierite, 13~17 parts of sodium alginate-modified montmorillonite, 29~34 parts of diatomite,
17~21 parts of flyash, 8~11 parts of hollow glass micropearl, 9~12 parts of desulfurized gypsum, 20~25 parts of phenol-formaldehyde resin modified, propylene
10~12 parts of acid resin, 3~4 parts of boron nitride nanosheet, 4~5 parts of dibutyl phthalate, 1.2~1.8 parts of zinc stearate and
2.6~3.1 parts of compound disinfectant.
3. composite building thermal insulation coatings according to claim 1, which is characterized in that the raw material including following parts by weight:
20 parts of white cement, modified 20 parts of cordierite, 16 parts of sodium alginate-modified montmorillonite, 32 parts of diatomite, 18 parts of flyash, hollow glass
9 parts of glass microballon, 11 parts of desulfurized gypsum, 24 parts of phenol-formaldehyde resin modified, 11 parts of acrylic resin, 3.7 parts of boron nitride nanosheet, adjacent benzene
4.3 parts of dibutyl carboxylic acid, 1.3 parts of zinc stearate and 2.8 parts of compound disinfectant.
4. composite building thermal insulation coatings according to claim 1, which is characterized in that the preparation side of the modified cordierite
Method is as follows:
(1) cordierite is first used dilute acetic acid solution to impregnate 30 minutes, then deionized water is rinsed to neutrality, then uses sodium hydroxide
Solution impregnates 30 minutes, and deionized water is rinsed to neutrality；
(2) the resulting product of step (1) is subjected to hot-air seasoning, is then ground to powder, crossed 200~400 meshes, must pre-process
Cordierite powder；
(3) by the resulting pretreatment cordierite powder of step (2) and N hydroxymethyl acrylamide, triethanolamine, calgon,
Methyl acrylate, magnesium chloride and water 1:3:1:0.25:0.2:0.3:5 in mass ratio mixing, are subsequently placed in ultrasonic dispersing machine
Dispersion 30 minutes, obtains mixture A；
(4) the resulting mixture A of step (3) is first heated to 40 DEG C, be stirred 25 minutes, be then heated to 60 DEG C, stirring
Mixing 40 minutes, is finally warming up to 80 DEG C, is stirred 1.2 hours, then filters, deionized water washing, dry, obtains mixture
B；
(5) mixture B is placed in Muffle furnace in air atmosphere and is roasted 3.6 hours for 430 DEG C, then is cooled to room temperature, ground, obtain
Modified cordierite.
5. composite building thermal insulation coatings according to claim 1, which is characterized in that the sodium alginate-modified montmorillonite
The preparation method is as follows:
A, first montmorillonite is placed in hydrochloric acid solution and is impregnated 1.5 hours, be subsequently placed in sodium hydroxide solution and impregnate 2.5 hours,
It is cleaned again with deionized water to neutrality；
B, step a products therefrom is placed in 130 DEG C of environment and is dried, be subsequently placed in ball milling in ball mill, cross 200~
400 meshes；
C, the resulting product of step b is placed in cut-and-dried sodium alginate gel solution, using vacuum impregnation absorbing process,
Make to form gel in sodium alginate gel solution sucking attapulgite cavity, after to be aging, the dry, hydrophobic by normal pressure classification
Processing forms sodium alginate-modified montmorillonite.
6. composite building thermal insulation coatings according to claim 1, which is characterized in that the preparation of the phenol-formaldehyde resin modified
Method is as follows:
Phenolic resin and carbon fiber are placed in reaction kettle and are uniformly mixed, boric acid, surfactant and foaming is then added
Agent is uniformly mixed, then is placed in foaming machine and is foamed, and phenol-formaldehyde resin modified is obtained.
7. composite building thermal insulation coatings according to claim 1, which is characterized in that the compound disinfectant is nano silver
The mass ratio of the mixture of ion sterilizing agent and tourmaline powder, the nano-silver ionic fungicide and tourmaline powder is 3:1.
8. composite building thermal insulation coatings according to claim 1, which is characterized in that the partial size of the diatomite is 100
~200 meshes.
9. a kind of method for preparing any one of claim 1~8 composite building thermal insulation coatings, which is characterized in that including
Following steps:
(1) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash, hollow is weighed by above-mentioned formula
Glass microballoon, desulfurized gypsum, phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, dibutyl phthalate, tristearin
Sour zinc and compound disinfectant, it is spare；
(2) white cement, modified cordierite, sodium alginate-modified montmorillonite, diatomite, flyash and desulfurized gypsum are mixed, so
It is placed on ball milling in ball mill to disperse 1~2 hour, obtains mixed-powder；
(3) phenol-formaldehyde resin modified, acrylic resin, boron nitride nanosheet, phthalic acid two are sequentially added into mixed-powder
Butyl ester and zinc stearate, are uniformly mixed, and deionized water is then added, and controlling water content in material is 40%~50%, heating
To 70 DEG C, insulation reaction 20~30 minutes, mixed slurry is obtained；
(4) compound disinfectant, hollow glass micropearl are added into mixed slurry, is uniformly mixed and compound is built to get described
Build thermal insulation coatings.
10. preparation method according to claim 9, which is characterized in that the speed of stirring is in the step step (3)
200~300r/min.
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| KR102355829B1 (en) * | 2021-06-11 | 2022-02-08 | 문진호 | Plastic paint for room temperature curing with excellent thermal insulation performance and thermal shock resistance, and manufacturing method |
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Application publication date: 20190219 |