CN109971283A - A kind of photocatalysis-fire prevention synergisticing performance functional paint and preparation method thereof - Google Patents
A kind of photocatalysis-fire prevention synergisticing performance functional paint and preparation method thereof Download PDFInfo
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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
- C09D133/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D133/04—Homopolymers or copolymers of esters
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- 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
- 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
- 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
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- 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
- C08K2003/2206—Oxides; Hydroxides of metals of calcium, strontium or barium
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- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
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- 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
- 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
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
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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
- C08K2003/2251—Oxides; Hydroxides of metals of chromium
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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
- C08K2003/2265—Oxides; Hydroxides of metals of iron
- C08K2003/2272—Ferric oxide (Fe2O3)
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/321—Phosphates
- C08K2003/327—Aluminium phosphate
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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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/329—Phosphorus containing acids
Abstract
A kind of photocatalysis disclosed by the invention-fire prevention synergisticing performance functional paint and preparation method thereof, by raw material such as base-material, fire-retardant filler, photocatalysis pigment, film forming matter, dispersing agent, carbon forming agent, wetting agent, foaming agent, levelling agent, thickener, drier, drying aid, alkali-activators, through the modified TiO of photocatalysis pigment ferrochrome slag2Preparation, the preparation of photocatalysis-fire prevention synergisticing performance functional paint white slurry, photocatalysis-fire prevention synergisticing performance functional paint three steps of preparation be made.The coating of the coating such method preparation prepared using the above method turned waste into wealth, saved raw material, reduces that manufacturing cost is low, environmentally friendly, not only fire protecting performance is high but also formaldehyde degradation by photocatalytic oxidation process is high-efficient.
Description
Technical field
The invention belongs to light catalyzed coating fields, and in particular to photocatalysis-fire prevention synergisticing performance functional paint and its preparation
Method.
Background technique
Ferrochrome slag is the pyrometallurgical smelting generated chromium residue of when containing ferrochrome, mainly mineral hot furnace method smelting high carbon chromium
It is generated when iron, main chemical compositions SiO2、Fe2O3、Al2O3、CaO、MgO、Cr2O3、SO3、P2O5Deng.Diatomite is a kind of
Siliceous rock, main chemical compositions SiO2, due to impurity content height, cannot directly utilize, need to carry out deep processing.Mesh
The stockpiling of preceding a large amount of ferrochrome slags and diatomite does not only take up valuable soil, but also can cause dirt to ambient enviroment and underground water
Dye.Therefore, how on a large scale, high added value utilize ferrochrome slag and diatomite, realize environment Reduction of Students' Study Load, reducing enterprise cost is one
Problem in the urgent need to address.
Metallic element and rare earth element are generallyd use in coating industry to the inorganic pigment TiO of better heat stability2It carries out
It is modified, improve TiO to reach2The purpose that quantum efficiency is very low, photocatalytic activity is low, visible light utilization efficiency is low realizes that raising changes
Property TiO2To the absorbability of visible light.Currently with metallic element and rare earth element to TiO2Be modified there are at high cost and
The problem of complex process, if using the metallic element contained in ferrochrome slag to TiO2It is modified and realizes that light is urged under visible light source
The purpose for changing degradation of formaldehyde, can not only be greatly reduced modified TiO2Cost, and the utilization that ferrochrome slag can be improved is additional
Value.Simultaneously using the kieselguhr micropowders of a large amount of element silicons is contained as paint filler, kieselguhr micropowder is formed under alkaline condition
Fine and close unformed silicrete, thus the problem of flame retardant property for improving coating is urgent need to resolve.
Summary of the invention
The present invention is raw material to TiO using the generated ferrochrome slag of when containing ferrochrome is smelted2It is modified and is urged as light
Change pigment, kieselguhr micropowder as fire-retardant filler and prepares functional paint, to realize that the high added value of metallurgical solid waste recycles,
Obtain functional paint environmentally friendly, with photocatalysis performance and fire protecting performance.
To achieve the above object, photocatalysis of the present invention-fire prevention synergisticing performance functional paint composition and each component
The mass percent of substance is as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Above-mentioned photocatalysis-fire prevention synergisticing performance functional paint preparation method, using following steps:
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, obtained after stirring 30min~45min under the conditions of 600r/min~800r/min with constant temperature blender with magnetic force
Even clear solution, then will be slowly added under the conditions of 800r/min~1000r/min dissolved with the dilute nitric acid solution of ferrochrome slag micro mist
Above-mentioned solution obtains lyosol after stirring 45min~60min under the conditions of 800r/min~1000r/min, and at room temperature
Ageing form xerogel, then by xerogel be put into medium temperature experimental furnace with 1.5 DEG C/min~2.5 DEG C/min be raised to 600 DEG C~
800 DEG C, constant temperature 2h, cooled to room temperature obtains the modified TiO of ferrochrome slag2；
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1000r/min
After stirring 5min~10min under the conditions of~1500r/min, base-material and fire-retardant filler are sequentially added in 1000r/min~1500r/
After stirring 5min~10min under the conditions of min, photocatalysis pigment is added and stirs 5min under the conditions of 1000r/min~1500r/min
After~10min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and stirred under the conditions of 800r/min~1000r/min
After mixing 15min~45min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained；
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder and after stirring 10min~20min, sequentially adds levelling under the conditions of 500r/min~800r/min
Agent, thickener, drier, drying aid and alkali-activator stir 15min~45min under the conditions of 500r/min~800r/min
Afterwards, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
By adopting the above technical scheme: on the one hand, using dilute nitric acid solution to the Fe contained in ferrochrome slag2O3、Al2O3、MgO、
Cr2O3To TiO after being partly dissolved2It is modified, realizes the modified TiO of ferrochrome slag2The formaldehyde degradation by photocatalytic oxidation process under visible light source
Purpose；On the other hand, a large amount of element silicon is contained in kieselguhr micropowder, kieselguhr micropowder is formed under the action of alkali-activator
Fine and close unformed silicrete, to improve flame retardant effect.
Further, the modified TiO of photocatalysis pigment ferrochrome slag obtained in step 12Middle ferrochrome slag micro mist mass percent
It is 40%~60%.
Further, butyl titanate, dehydrated alcohol and the nitric acid in the step 1 are that analysis is pure.
Beneficial effects of the present invention in summary: the present invention is solved using metallic element and rare earth element to TiO2It carries out
It is modified to there are problems that the shortcomings that at high cost and complex process and paint filler non-antiflaming performance, not only assign fireproof coating
Completely new function, has opened up the approach of new function coating, and reduces photocatalysis fireproof coating production cost 30% or so,
Improve its market competitiveness；Meanwhile using ferrochrome slag to TiO2It is modified as photocatalysis pigment, kieselguhr micropowder conduct
Fire-retardant filler prepares photocatalysis-fire prevention synergisticing performance functional paint, has not only opened up the new way that metallurgical solid waste utilizes, Er Qieshi
The application for having showed the high added value of metallurgical solid waste achievees the purpose that " with synergy of giving up "；The coating for adopting this method preparation becomes useless
For it is precious, saved raw material, reduce that manufacturing cost is low, environmentally friendly, not only fire protecting performance is high but also photocatalytic degradation first
Aldehyde is high-efficient.
Detailed description of the invention
Fig. 1 is indoor environment schematic diagram under HJC-1 type environmental test chamber simulated visible light source；
Fig. 2 is that fire resistance tests schematic diagram；
In figure: 1, Temperature Humidity Sensor；2, thief hatch；3, fan；4, visible light source；5, alcohol blast burner；6, supporter；7,
Iron stand with iron clamp；8, test board；A, formaldehyde gas；B, fire prevention-photocatalysis synergisticing performance functional paint.
Specific embodiment
The present invention is described further With reference to embodiment:
Embodiment 1
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 35min under the conditions of 800r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 900r/min, is stirred under the conditions of 800r/min
Lyosol is obtained after 60min, and ageing forms xerogel indoors, and then xerogel is put into medium temperature experimental furnace with 1.5
DEG C/min is raised to 700 DEG C, constant temperature 2h, cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2In
Ferrochrome slag micro mist mass percent is 45%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1500r/min
Under the conditions of stir 7min after, sequentially add after base-material and fire-retardant filler stir 10min under the conditions of 1300r/min, addition light is urged
After change pigment stirs 5min under the conditions of 1000r/min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and exist
After stirring 45min under the conditions of 900r/min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 20min, to sequentially add levelling agent under the conditions of 500r/min, thickener, drier, help
After dry agent and alkali-activator stir 15min under the conditions of 600r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Embodiment 2
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 45min under the conditions of 600r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 1000r/min, is stirred under the conditions of 900r/min
Lyosol is obtained after mixing 50min, and ageing forms xerogel indoors, and then xerogel is put into medium temperature experimental furnace with 2
DEG C/min is raised to 800 DEG C, constant temperature 2h, cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2In
Ferrochrome slag micro mist mass percent is 55%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1200r/min
Under the conditions of stir 10min after, sequentially add after base-material and fire-retardant filler stir 5min under the conditions of 1100r/min, addition light is urged
After change pigment stirs 8min under the conditions of 1500r/min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and exist
After stirring 25min under the conditions of 800r/min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 15min, to sequentially add levelling agent under the conditions of 700r/min, thickener, drier, help
After dry agent and alkali-activator stir 35min under the conditions of 800r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Embodiment 3
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 30min under the conditions of 700r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 800r/min, is stirred under the conditions of 1000r/min
Obtain lyosol after mixing 55min, and indoors ageing form xerogel, then by xerogel be put into medium temperature experimental furnace with
2.5 DEG C/min is raised to 600 DEG C, constant temperature 2h, and cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2
Middle ferrochrome slag micro mist mass percent is 40%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1100r/min
Under the conditions of stir 5min after, sequentially add addition photocatalysis after base-material and fire-retardant filler stir 8min under the conditions of 1500r/min
After pigment stirs 7min under the conditions of 1200r/min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and exist
After stirring 15min under the conditions of 1000r/min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 10min, to sequentially add levelling agent under the conditions of 800r/min, thickener, drier, help
After dry agent and alkali-activator stir 45min under the conditions of 700r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Embodiment 4
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 40min under the conditions of 800r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 800r/min, is stirred under the conditions of 800r/min
Lyosol is obtained after 45min, and indoors ageing form xerogel, then by xerogel be put into medium temperature experimental furnace with 2 DEG C/
Min is raised to 700 DEG C, constant temperature 2h, and cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2Middle ferrochrome
Slag micro mist mass percent is 60%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1000r/min
Under the conditions of stir 8min after, sequentially add addition photocatalysis after base-material and fire-retardant filler stir 7min under the conditions of 120r/min
After pigment stirs 10min under the conditions of 1300r/min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and exist
After stirring 35min under the conditions of 800r/min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 20min, to sequentially add levelling agent under the conditions of 600r/min, thickener, drier, help
After dry agent and alkali-activator stir 25min under the conditions of 500r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Embodiment 5
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 35min under the conditions of 700r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 1000r/min, is stirred under the conditions of 1000r/min
Obtain lyosol after mixing 55min, and indoors ageing form xerogel, then by xerogel be put into medium temperature experimental furnace with
1.5 DEG C/min is raised to 600 DEG C, constant temperature 2h, and cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2
Middle ferrochrome slag micro mist mass percent is 50%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1400r/min
Under the conditions of stir 9min after, sequentially add addition photocatalysis after base-material and fire-retardant filler stir 6min under the conditions of 1000r/min
After pigment stirs 9min under the conditions of 1400r/min, film forming matter, carbon forming agent, wetting agent and foaming agent are sequentially added in 900r/
After stirring 35min under the conditions of min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 15min, to sequentially add levelling agent under the conditions of 500r/min, thickener, drier, help
After dry agent and alkali-activator stir 15min under the conditions of 700r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Embodiment 6
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Photocatalysis pigment is modified for ferrochrome slag
TiO2；Film forming matter is acrylic emulsion；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is sodium acrylate
Salt；Foaming agent is melamine；Levelling agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water-soluble
Liquid；Drier is lead oxide；Drying aid is zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume
Than 1: 3 proportion, homogeneous transparent solution is obtained after stirring 45min under the conditions of 600r/min with constant temperature blender with magnetic force, then will be molten
There is the dilute nitric acid solution of ferrochrome slag micro mist to be slowly added to above-mentioned solution under the conditions of 900r/min, is stirred under the conditions of 900r/min
Lyosol is obtained after 45min, and ageing forms xerogel indoors, and then xerogel is put into medium temperature experimental furnace with 2.5
DEG C/min is raised to 800 DEG C, constant temperature 2h, cooled to room temperature obtains the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2In
Ferrochrome slag micro mist mass percent is 45%；The butyl titanate, dehydrated alcohol and nitric acid are that analysis is pure.
Step 2, photocatalysis-fire prevention synergisticing performance functional paint white slurry preparation: by dispersing agent and water in 1300r/min
Under the conditions of stir 6min after, sequentially add addition photocatalysis after base-material and fire-retardant filler stir 9min under the conditions of 1400r/min
After pigment stirs 6min under the conditions of 1100r/min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and exist
After stirring 25min under the conditions of 1000r/min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained.
The preparation of photocatalysis-fire prevention synergisticing performance functional paint: step 3 photocatalysis-fire prevention synergisticing performance function is applied
Expect that white slurry pours into paint mixing cylinder after stirring 10min, to sequentially add levelling agent under the conditions of 800r/min, thickener, drier, help
After dry agent and alkali-activator stir 25min under the conditions of 500r/min, photocatalysis-fire prevention synergisticing performance functional paint is obtained.
Comparative example 1
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Photocatalysis pigment is the modified TiO of ferrochrome slag2；Film forming matter is propylene yogurt
Liquid；Dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is acrylic acid sodium salt；Foaming agent is melamine；Levelling
Agent is Siloxane-Oxyalkylene Copolymers；Thickener is polyurethane high molecule compound water solution；Drier is lead oxide；Drying aid is
Zinc powder；Alkali-activator is sodium hydroxide；Water is deionized water.
Firstly, being matched by butyl titanate and dehydrated alcohol volume ratio 1: 3, with constant temperature blender with magnetic force in 600r/min item
Obtain homogeneous transparent solution after stirring 45min under part, then by dissolved with the dilute nitric acid solution of ferrochrome slag micro mist in 900r/min condition
Under be slowly added to above-mentioned solution, obtain lyosol after stirring 45min under the conditions of 900r/min, and ageing indoors formed it is dry
Then xerogel is put into medium temperature experimental furnace and is raised to 800 DEG C, constant temperature 2h with 2.5 DEG C/min by gel, cooled to room temperature,
Obtain the modified TiO of ferrochrome slag2.The modified TiO of the ferrochrome slag2Middle ferrochrome slag micro mist mass percent is 45%；Four fourth of metatitanic acid
Ester, dehydrated alcohol and nitric acid are that analysis is pure.
Secondly, base-material is added in 1400r/min condition after dispersing agent and water are stirred 6min under the conditions of 1300r/min
After lower stirring 9min, after addition photocatalysis pigment stirs 6min under the conditions of 1100r/min, film forming matter is sequentially added, at charcoal
After agent, wetting agent and foaming agent stir 25min under the conditions of 1000r/min, the white slurry of photocatalysis performance functional paint is obtained.
Finally, after the white slurry of photocatalysis performance functional paint is poured into paint mixing cylinder stirring 10min under the conditions of 800r/min,
It sequentially adds after levelling agent, thickener, drier, drying aid and alkali-activator stir 25min under the conditions of 500r/min, obtains
Photocatalysis performance functional paint.
Comparative example 2
Component and its quality proportioning used for preparing product of the present invention 100g are as follows:
Wherein, base-material is aluminium dihydrogen phosphate；Fire-retardant filler is kieselguhr micropowder；Film forming matter is acrylic emulsion；Dispersion
Agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；Wetting agent is acrylic acid sodium salt；Foaming agent is melamine；Levelling agent is poly-
Ether modified polyorganosiloxane；Thickener is polyurethane high molecule compound water solution；Drier is lead oxide；Drying aid is zinc powder；
Alkali-activator is sodium hydroxide；Water is deionized water.
Firstly, sequentially adding base-material after dispersing agent and water are stirred 6min under the conditions of 1300r/min and fire-retardant filler existing
After stirring 9min under the conditions of 1400r/min, film forming matter, carbon forming agent, wetting agent and foaming agent are sequentially added in 1000r/min item
After stirring 25min under part, the white slurry of fire protecting performance functional paint is obtained.
Finally, after the white slurry of fire protecting performance functional paint is poured into paint mixing cylinder stirring 10min under the conditions of 800r/min, according to
After secondary addition levelling agent, thickener, drier, drying aid and alkali-activator stir 25min under the conditions of 500r/min, prevented
Fiery performance functional paint.
Above-described embodiment 1~6 and comparative example 1~2, performance testing process is as follows:
Indoor environment (as shown in Figure 1) under the HJC-1 type environmental test chamber simulated visible light source generallyd use using European Union.
Using Temperature Humidity Sensor 1, at 23 ± 0.5 DEG C, humidity is arranged 45 ± 3% temperature setting.2.5 μ L concentration be 37%~
40% formaldehyde is analyzed pure solution and is added dropwise on culture dish, is put into environmental test chamber, it is made sufficiently to volatilize in environmental test chamber,
Make the formaldehyde gas a concentration 1mg/m in entire environmental test chamber using fan 33.By the light of theoretical coating thickness (200 μm)
Catalysis-fire prevention synergisticing performance functional paint b loads to 0.1m2Test board on, excited using visible light source 4, make its production
Raw catalytic action.Using acetylacetone,2,4-pentanedione spectrophotometry (GB/T15516-1995), using thief hatch 2, select to adopt when 240min
Gas in the cabin sample 10L detects the concentration variation of formaldehyde gas in environmental test chamber, so as to calculate photocatalysis-fire prevention
The efficiency of synergisticing performance functional paint formaldehyde degradation by photocatalytic oxidation process.
Using vertical combustion (as shown in Figure 2).Photocatalysis-fire prevention synergisticing performance functional paint b is overlayed on into test board 8 one
Side is placed on the iron stand 7 with iron clamp, coats photocatalysis-fire prevention synergisticing performance functional paint test board side towards wine
Smart blowtorch 5, and be 7cm or so with the vertical range of alcohol blast burner mouth, when flame temperature reaches 1000 DEG C or so, start to count
Up to detection terminal.Fiery face charing is carried on the back when detection, when test board burns, and crack occurs, it is determined as resistance to combustion time (min) terminal.
1 photocatalysis of table-fire prevention synergisticing performance functional paint the performance test results
| Serial number | Resistance to combustion time/min | Formaldehyde degradation by photocatalytic oxidation process efficiency/% |
| Embodiment 1 | 58 | 52.9 |
| Embodiment 2 | 85 | 61.3 |
| Embodiment 3 | 67 | 49.7 |
| Embodiment 4 | 72 | 56.5 |
| Embodiment 5 | 83 | 48.2 |
| Embodiment 6 | 56 | 60.8 |
| Comparative example 1 | 10 | 43.4 |
| Comparative example 2 | 54 | 4.9 |
As seen from the above table, by Examples 1 to 6 with comparative example 1, the performance test data of comparative example 2 it can be seen that light is urged
Change-fire prevention synergisticing performance functional paint not only has good flame retardant property, but also has excellent photocatalysis performance.
Claims (4)
1. a kind of photocatalysis-fire prevention synergisticing performance functional paint, which is characterized in that the composition of the coating and the matter of each component substance
It is as follows to measure percentage:
The base-material is aluminium dihydrogen phosphate；The fire-retardant filler is kieselguhr micropowder；The photocatalysis pigment is modified for ferrochrome slag
TiO2；The film forming matter is acrylic emulsion；The dispersing agent is sodium tripolyphosphate；Carbon forming agent is sorbierite；The wetting
Agent is acrylic acid sodium salt；The foaming agent is melamine；The levelling agent is Siloxane-Oxyalkylene Copolymers；The thickener is
Polyurethane high molecule compound water solution；The drier is lead oxide；The drying aid is zinc powder；The alkali-activator is hydrogen
Sodium oxide molybdena；The water is deionized water.
2. photocatalysis according to claim 1-fire prevention synergisticing performance functional paint preparation method, it is characterised in that including
Following steps:
Step 1, the modified TiO of photocatalysis pigment ferrochrome slag2Preparation: firstly, by butyl titanate and dehydrated alcohol volume ratio 1: 3
Proportion, obtains homogeneous transparent after stirring 30min~45min under the conditions of 600r/min~800r/min with constant temperature blender with magnetic force
Solution, then will be slowly added under the conditions of 800r/min~1000r/min dissolved with the dilute nitric acid solution of ferrochrome slag micro mist above-mentioned molten
Liquid obtains lyosol after stirring 45min~60min under the conditions of 800r/min~1000r/min, and is aged shape at room temperature
At xerogel, then xerogel is put into medium temperature experimental furnace and is raised to 600 DEG C~800 DEG C with 1.5 DEG C/min~2.5 DEG C/min,
Constant temperature 2h, cooled to room temperature obtain the modified TiO of ferrochrome slag2；
Step 2, the preparation of photocatalysis-fire prevention synergisticing performance functional paint white slurry: by dispersing agent and water 1000r/min~
After stirring 5min~10min under the conditions of 1500r/min, base-material and fire-retardant filler are sequentially added in 1000r/min~1500r/min
Under the conditions of stir 5min~10min after, be added photocatalysis pigment stirred under the conditions of 1000r/min~1500r/min 5min~
After 10min, sequentially adds film forming matter, carbon forming agent, wetting agent and foaming agent and stirred under the conditions of 800r/min~1000r/min
After 15min~45min, photocatalysis-white slurry of fire prevention synergisticing performance functional paint is obtained；
Step 3, photocatalysis-fire prevention synergisticing performance functional paint preparation: photocatalysis-fire prevention synergisticing performance functional paint is white
Slurry pours into paint mixing cylinder and after stirring 10min~20min, sequentially adds levelling agent under the conditions of 500r/min~800r/min, increases
After thick dose, drier, drying aid and alkali-activator stir 15min~45min under the conditions of 500r/min~800r/min, obtain
Photocatalysis-fire prevention synergisticing performance functional paint.
3. photocatalysis according to claim 2-fire prevention synergisticing performance functional paint preparation method, it is characterised in that: institute
State the modified TiO of photocatalysis pigment ferrochrome slag obtained in step 12Middle ferrochrome slag micro mist mass percent is 40%~60%.
4. photocatalysis according to claim 2-fire prevention synergisticing performance functional paint preparation method, it is characterised in that: institute
Stating the butyl titanate in step 1, dehydrated alcohol and nitric acid is that analysis is pure.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103865303A (en) * | 2014-04-03 | 2014-06-18 | 安徽工业大学 | Fire-retardant coating with photo-catalytic performance and preparation method thereof |
| CN104744976A (en) * | 2015-03-27 | 2015-07-01 | 中国十七冶集团有限公司 | Fire retardant coating with photocatalytic performance and preparation method thereof |
| CN106479291A (en) * | 2016-09-23 | 2017-03-08 | 长安大学 | A kind of external wall degrading tail gas fire resistant coating material and preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103865303A (en) * | 2014-04-03 | 2014-06-18 | 安徽工业大学 | Fire-retardant coating with photo-catalytic performance and preparation method thereof |
| CN104744976A (en) * | 2015-03-27 | 2015-07-01 | 中国十七冶集团有限公司 | Fire retardant coating with photocatalytic performance and preparation method thereof |
| CN106479291A (en) * | 2016-09-23 | 2017-03-08 | 长安大学 | A kind of external wall degrading tail gas fire resistant coating material and preparation method |
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| CN113083316A (en) * | 2021-03-22 | 2021-07-09 | 榆林学院 | Modified TiO (titanium dioxide)2Preparation method of (1) and indoor ultraviolet lamp device |
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Application publication date: 20190705 Assignee: Zhenjiang Xinzhi Biotechnology Co.,Ltd. Assignor: YULIN University Contract record no.: X2022980008109 Denomination of invention: A functional coating with photocatalysis fire protection synergistic performance and its preparation method Granted publication date: 20201215 License type: Common License Record date: 20220624 |