CN107641402A - A kind of fire-retardant stone coating of novel nano and preparation method thereof - Google Patents
A kind of fire-retardant stone coating of novel nano and preparation method thereof Download PDFInfo
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- CN107641402A CN107641402A CN201711001403.8A CN201711001403A CN107641402A CN 107641402 A CN107641402 A CN 107641402A CN 201711001403 A CN201711001403 A CN 201711001403A CN 107641402 A CN107641402 A CN 107641402A
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Abstract
The present invention provides a kind of fire-retardant stone coating of novel nano, belongs to technical field of coatings.The fire-retardant stone coating of novel nano, by percentage to the quality, is prepared by the following raw material：Soap-free polymerization silicone acrylic emulsion 17~22%, nano-calcium carbonate 3~5%, quartz sand 45~50%, defoamer 0.1~0.5%, bactericide 0.1~0.3%, hydrophobically modified dispersant 0.2~0.7%, pH value stabilizer 0.1~0.3%, antifreezing agent 1~2%, coalescents 0.5~2%, nanometer antimony pentoxide 5~10%, nano-zinc borate 5~9%, its surplus is deionized water.The fire-retardant stone coating of novel nano of the present invention is in flame retardant nano-materials under conditions of less addition, you can plays excellent fire retardation, greatly reduces the production cost of fire-retardant stone coating of the present invention, be easy to it to widely popularize utilization in building industry field.
Description
Technical field
The present invention relates to fire-retardant stone coating of a kind of novel nano and preparation method thereof, belong to paint field.
Background technology
Stone coating is the coating that a kind of decorative effect exactly likes marble, granite.The main natural stone for using a variety of colors
Powder is formulated, the imitative stone effect applied to external wall.Stone coating species is various in the market, but all generally existings
Anti-flammability deficiency or without anti-flammability, it is inadequate to the protectiveness of ground the shortcomings that.
In the prior art, had and the improved technical report of fire resistance is carried out to emulsion paint.Such as Chinese patent literature
CN101659824B discloses a kind of nano flame retardant emulsion paint and its production method, specifically discloses the nano flame retardant emulsion paint bag
Include the component of following percentage by weight：Water 15~25%, preservative 0.1~0.3%, dispersant 0.5~1%, defoamer 0.4~
0.8%th, nano titanium oxide 10~25%, nano-calcium carbonate 6~12%, highly smoke-inhibiting type nano-meter flame retardantses 5~15%, nanometer boron
Sour zinc flame retardant 5~10%, nanometer aluminium triphosphate fire retardant 5~10%, nanoemulsions 20~30%, ethylene glycol 1~2%,
Coalescents 1~3% and thickener 1~5%.
The nano flame retardant emulsion paint being prepared in above-mentioned technology can be painted on metope and timber, have paint film fire-retardant
The performances such as property is good, covering power is good, adhesive force is good.But the nano material additive used in above-mentioned technology is more, nanometer material
The addition of material is up to 31~72wt%, and the price of nano material is all very high, and the nano material of high addition can cause this to receive
The cost of rice flame retardant emulsion paint significantly rises, and is not easy to it and is widely popularized utilization.
The content of the invention
The technical problems to be solved by the invention are that the cost of nano flame retardant emulsion paint in the prior art is higher, it is impossible to extensively
Utilization and extention, and then a kind of cheap, good flame retardation effect fire-retardant stone coating of novel nano and preparation method thereof is provided.
In order to solve the above-mentioned technical problem, the invention provides a kind of fire-retardant stone coating of novel nano, with mass percent
Meter, is prepared by the following raw material：Soap-free polymerization silicone acrylic emulsion 17~22%, nano-calcium carbonate 3~7%, quartz sand 45~
50%, defoamer 0.1~0.5%, bactericide 0.1~0.3%, hydrophobically modified dispersant 0.2~0.7%, pH value stabilizer 0.1
~0.3%, antifreezing agent 1~2%, coalescents 0.5~2%, nanometer antimony pentoxide 5~10%, nano-zinc borate 5~9%,
Its surplus is deionized water.
Further, by percentage to the quality, it is prepared by the following raw material：Soap-free polymerization silicone acrylic emulsion 20%, nanometer
Calcium carbonate 5%, quartz sand 45%, defoamer 0.3%, bactericide 0.2%, hydrophobically modified dispersant 0.5%, pH value stabilizer
0.1%, antifreezing agent 1.5%, coalescents 1.0%, nanometer antimony pentoxide 10%, nano-zinc borate 8%.Its surplus for go from
Sub- water.
Further, the soap-free polymerization silicone acrylic emulsion is that introducing particle diameter is the inorganic of 10~30nm in emulsion polymerization process
The silicone acrylic emulsion of nano-particle.
Further, the hydrophobically modified dispersant is the hydrophobically modified polymers of carboxylic acid type sodium of the active ingredient containing 25wt%
Dipersant.
Further, the nano-calcium carbonate is the nano-calcium carbonate between particle diameter is 25~100nm；The oxygen of nanometer five
It is the nanometer antimony pentoxide that particle diameter is 1-100nm to change two antimony, and the nano-zinc borate is the nano boric acid that particle diameter is 20-45nm
Zinc.
Further, the dioxide-containing silica of the quartz sand>98%；The defoamer is Nuo Pu sections SN1360；It is described
Anticorrosion and bactericidal agent is the RS or Troy MERGALK9N of Sol；The PH stabilizer is AMP-95；The antifreezing agent is methyl second
Glycol antifreezing agent；The coalescents are 2,2,4- trimethyl -1,3- pentanediol mono isobutyrates.
Further, present invention also offers the preparation method of the fire-retardant stone coating of the novel nano, comprise the following steps：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, opens
Dynamic high speed dispersor, under 300-500r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value
Stabilizer, stir 2min；
(2) nano-calcium carbonate is added under 700-1200r/min stirrings again, nanometer antimony pentoxide is ground with nano-zinc borate
Grinding rate forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 600-900r/min again, stirs 3min, and ensure that mixing is equal
It is even；
(4) antifreezing agent, coalescents, quartz sand, adjustment viscosity to 10-12 rings are slowly added in 800-1100r/min again
(25 DEG C ± 2), that is, obtain nano flame retardant stone coating.
The present invention has the following advantages that compared with prior art：
(1) the fire-retardant stone coating of novel nano of the present invention, by being used as stone coating from soap-free polymerization silicone acrylic emulsion
Polymerized emulsion, nanometer antimony pentoxide and nano-zinc borate is added as fire proofing, because antimony pentoxide is multilayer film, fibre
Shape structure is tieed up, it is used cooperatively with nano-zinc borate, at the initial stage of burning, you can diaphragm isolation air is produced in material surface,
On the one hand it can reduce ignition temperature by the internal endothermic reaction, on the other hand can hinder the effusion of volatile fuel, prolong
The transmission of slow heat and base material, so as to prevent object ignition or because temperature rise and caused by intensity decline；Coordinate simultaneously
Hydrophobically modified dispersant is in use, can increase nano material and the compatibility of polymerized emulsion so that the present invention is in nano flame retardant
Material is under conditions of less addition, you can plays excellent fire retardation, greatly reduces fire-retardant stone of the present invention
The production cost of paint, it is easy to it to widely popularize utilization in building industry field.
(2) the fire-retardant stone coating of novel nano of the present invention, further, limit it and be prepared by the following raw material：Nothing
Soap polymerize silicone acrylic emulsion 20%, nano-calcium carbonate 5%, quartz sand 45%, defoamer 0.3%, bactericide 0.2%, hydrophobically modified
Dispersant 0.5%, pH value stabilizer 0.1%, antifreezing agent 1.5%, coalescents 1.0%, nanometer antimony pentoxide 10%, nanometer
Firebrake ZB 8%.When its surplus is deionized water, the nano flame retardant stone coating being prepared under the formula is with more preferably excellent
Stain resistance and flame retardant effect, according to GB12441-2005 method of testings, test obtains, and the resistance to combustion time under the proportioning can be grown
Up to 21min, flame propagation ratio 22, mass loss is only 3.8g, and carbonization volume is only 16cm3, there is excellent fire-retardant effect
Fruit.
(3) the fire-retardant stone coating of novel nano of the present invention, further, the present invention limit the hydrophobically modified dispersant
For the hydrophobically modified polymers of carboxylic acid type sodium salt dispersant of the active ingredient containing 25wt%, the nano-calcium carbonate be particle diameter be 25~
Nano-calcium carbonate between 100nm；The nanometer antimony pentoxide is the nanometer antimony pentoxide that particle diameter is 1-100nm, described
Nano-zinc borate is the nano-zinc borate that particle diameter is 20-45nm, and the hydrophobically modified polymers of carboxylic acid type sodium salt dispersant coordinates should
Nano-calcium carbonate, nanometer antimony pentoxide and the nano-zinc borate of specified particle diameter, can increase nano material in polymerized emulsion
In skin effect, so as to further improve the matrix compatibility of inorganic nano-particle and polymer, reach and increase substantially material
Expect fire-retardant, heat-proof quality effect.
Embodiment
With reference to embodiments, the present invention is further described in detail, but is not limited to this.
Raw material employed in following embodiments is marketable material unless otherwise specified, and concrete model and producer are as follows
It is shown：
Soap-free polymerization silicone acrylic emulsion is Ahmedabad richness RS-996AD emulsions；
Nano-calcium carbonate of the nano-calcium carbonate Guangzhou Bang You Chemical Co., Ltd.s particle diameter between 25~100nm；
The dioxide-containing silica of quartz sand>98%, select the high-quality quartz sand of Hebei Jin Yuan mining industry；
Defoamer is Nuo Pu sections SN1360；
Anticorrosion and bactericidal agent is RS or Troy the MERGAL K9N of Sol；
Hydrophobically modified dispersant is the polycarboxylic acids ammonia salt hydrophobic modifiers dispersants that active component is 35%, i.e. model SC-
886 polycarboxylic acids ammonia salt hydrophobic modifiers dispersants or hydrophobically modified polymers of carboxylic acid type sodium salt containing 25% active ingredient disperse
The OROTAN 731A of agent, i.e. DOW；
The PH stabilizer is AMP-95；
The antifreezing agent is Propylene Glycol antifreezing agent；
The coalescents are 2,2,4- trimethyl -1,3- pentanediol mono isobutyrates；
Nanometer antimony pentoxide is to pacify the nanometer antimony pentoxide that the purity of resistance to Jilin Chemical is 99.99%；
The nano-zinc borate is the nano boric acid that the particle diameter of Shandong Weifang Far East rubber and plastic Science and Technology Ltd. is 20-45nm
Zinc.
Embodiment 1
The raw material of the present embodiment are：By percentage to the quality, soap-free polymerization silicone acrylic emulsion 17%, particle diameter be 80~
100nm nano-calcium carbonate 3%, quartz sand 45%, defoamer 0.1%, the RS bactericide 0.1% of Sol, model OROTAN
731A polycarboxylate sodium's hydrophobically modified dispersant 0.2%, pH value stabilizer 0.1%, antifreezing agent 1%, coalescents 0.5%,
Particle diameter is 1~20nm nanometer antimony pentoxide 8%, and particle diameter is 40~60nm nano-zinc borate 5%, and its surplus is deionization
Water.
The wall finiss manufacture method is：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, opens
Dynamic high speed dispersor, under 300r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value stabilization
Agent, stir 2min；
(2) nano-calcium carbonate is added under 700r/min stirrings again, nanometer antimony pentoxide and nano-zinc borate grinding are thin
Degree forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 600r/min again, stirs 3min, and ensure well mixed；
(4) it is slowly added to antifreezing agent in 800r/min again, coalescents, quartz sand, adjustment viscosity to (25 DEG C of 10-12 rings
± 2) nano flame retardant stone coating, that is, is obtained.
Embodiment 2
The raw material of the present embodiment are：Soap-free polymerization silicone acrylic emulsion 20%, particle diameter are 60~80nm nano-calcium carbonate
5%, quartz sand 45%, defoamer 0.3%, Troy MERGAL K9N bactericide 0.2%, model OROTAN 731A's is poly-
Carboxylic acid sodium salt hydrophobically modified dispersant 0.5%, AMP-95 pH value stabilizer 0.1%, antifreezing agent 1.5%, coalescents
1.0%, particle diameter be 20~40nm nanometer antimony pentoxide 10%, particle diameter be 20~45nm nano-zinc borate 8%, its surplus
For deionized water.
The wall finiss manufacture method is：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, opens
Dynamic high speed dispersor, under 400r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value stabilization
Agent, stir 2min；
(2) nano-calcium carbonate is added under 900r/min stirrings again, nanometer antimony pentoxide and nano-zinc borate grinding are thin
Degree forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 700r/min again, stirs 3min, and ensure well mixed；
(4) it is slowly added to antifreezing agent in 900r/min again, coalescents, quartz sand, adjustment viscosity to (25 DEG C of 10-12 rings
± 2) nano flame retardant stone coating, that is, is obtained.
Embodiment 3
The raw material of the present embodiment are：Soap-free polymerization silicone acrylic emulsion 18%, particle diameter are 25~40nm nano-calcium carbonate
5%, quartz sand 47%, defoamer 0.5%, Troy MERGAL K9N bactericide 0.3%, model OROTAN 731A's is poly-
Carboxylic acid sodium salt hydrophobically modified dispersant 0.6%, AMP-95 pH value stabilizer 0.2%, antifreezing agent 1.7%, coalescents
1.5%, particle diameter be 40~60nm nanometer antimony pentoxide 7%, particle diameter be 20~45nm nano-zinc borate 9%, its surplus
For deionized water
The wall finiss manufacture method is：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, opens
Dynamic high speed dispersor, under 500r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value stabilization
Agent, stir 2min；
(2) nano-calcium carbonate is added under 1000r/min stirrings again, nanometer antimony pentoxide and nano-zinc borate grinding are thin
Degree forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 800r/min again, stirs 3min, and ensure well mixed；
(4) it is slowly added to antifreezing agent in 1000r/min again, coalescents, quartz sand, adjustment viscosity to (25 DEG C of 10-12 rings
± 2) nano flame retardant stone coating, that is, is obtained.
Embodiment 4
The raw material of the present embodiment are：Soap-free polymerization silicone acrylic emulsion 22%, particle diameter are 40~60nm nano-calcium carbonate
4%, quartz sand 50%, defoamer 0.4%, Troy MERGAL K9N bactericide 0.2%, model OROTAN 731A's is poly-
Carboxylic acid sodium salt hydrophobically modified dispersant 0.7%, AMP-95 pH value stabilizer 0.3%, antifreezing agent 2%, coalescents 2%, grain
Footpath is 60~100nm nanometers antimony pentoxide 5%, and particle diameter is 20~40nm nano-zinc borate 7%, and its surplus is deionized water
The wall finiss manufacture method is：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, opens
Dynamic high speed dispersor, under 350r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value stabilization
Agent, stir 2min；
(2) nano-calcium carbonate is added under 1200r/min stirrings again, nanometer antimony pentoxide and nano-zinc borate grinding are thin
Degree forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 900r/min again, stirs 3min, and ensure well mixed；
(4) it is slowly added to antifreezing agent in 1100r/min again, coalescents, quartz sand, adjustment viscosity to (25 DEG C of 10-12 rings
± 2) nano flame retardant stone coating, that is, is obtained.
Further, in order to illustrate beneficial effect possessed by the present invention, present invention also offers following comparative example
It is further described.
Comparative example 1：Soap-free polymerization silicone acrylic emulsion whole equivalent in embodiment 2 is replaced with into pure-acrylic emulsion, by the oxygen of nanometer five
Change two antimony whole equivalent and replace with aluminium triphosphate fire retardant, it changes model OROTAN 731A polycarboxylate sodium is hydrophobic
Property dispersant whole equivalent replaces with Hydrophilic dispersant FX365, and remaining constant component of remaining component is constant.
Further, the present invention is also to the fire-retardant stone coating of novel nano described in above-described embodiment 1~4 and comparative example 1
Performance test is carried out, specific method of testing and test result are as follows：
The prevailing quality technical indicator such as following table (table 1) of the fire-retardant stone coating of novel nano of the gained of embodiment 1：
1 each method for testing performance of table
2 each performance test results of table
From above-mentioned test result, soap-free polymerization silicone acrylic emulsion, nanometer antimony pentoxide and polycarboxylate sodium is hydrophobic changes
Property dispersant three kinds of components synergy, the nano flame retardant stone coating being prepared has excellent fire resistance, resistance to combustion time
Highest can be up to 21min, and mass loss can be with as little as 3.2g, and being carbonized submission can be with as little as 16cm3, greatly reduce the present invention
The production cost of the fire-retardant stone coating, is easy to it to widely popularize utilization in building industry field.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments, and the obvious change thus extended out or
Among changing still in the invention scope of the claims.
Claims (7)
1. a kind of fire-retardant stone coating of novel nano, it is characterised in that by percentage to the quality, be prepared by the following raw material：Nothing
Soap polymerize silicone acrylic emulsion 17~22%, nano-calcium carbonate 3~5%, quartz sand 45~50%, defoamer 0.1~0.5%, sterilization
Agent 0.1~0.3%, hydrophobically modified dispersant 0.2~0.7%, pH value stabilizer 0.1~0.3%, antifreezing agent 1~2%, film forming
Auxiliary agent 0.5~2%, nanometer antimony pentoxide 5~10%, nano-zinc borate 5~9%, its surplus are deionized water.
2. the fire-retardant stone coating of novel nano according to claim 1, it is characterised in that by percentage to the quality, by following former
Material is prepared：Soap-free polymerization silicone acrylic emulsion 20%, nano-calcium carbonate 5%, quartz sand 45%, defoamer 0.3%, bactericide
0.2%, hydrophobically modified dispersant 0.5%, pH value stabilizer 0.1%, antifreezing agent 1.5%, coalescents 1.0%, the oxygen of nanometer five
Change two antimony 10%, nano-zinc borate 8%, its surplus is deionized water.
3. the fire-retardant stone coating of novel nano according to claim 1 or claim 2, it is characterised in that the soap-free polymerization silicone acrylic emulsion
To introduce the silicone acrylic emulsion for the inorganic nano-particle that particle diameter is 10~30nm in emulsion polymerization process.
4. according to any fire-retardant stone coating of novel nano of claims 1 to 3, it is characterised in that the hydrophobically modified disperses
Agent is the hydrophobically modified polymers of carboxylic acid type sodium salt dispersant of the active ingredient containing 25wt%.
5. according to any fire-retardant stone coating of novel nano of Claims 1 to 4, it is characterised in that the nano-calcium carbonate is
Nano-calcium carbonate of the particle diameter between 25~100nm；The nanometer antimony pentoxide is that the nanometer five that particle diameter is 1-100nm aoxidizes
Two antimony, the nano-zinc borate are the nano-zinc borate that particle diameter is 20-45nm.
6. according to any fire-retardant stone coating of novel nano of Claims 1 to 5, it is characterised in that the dioxy of the quartz sand
SiClx content>98%；The defoamer is Nuo Pu sections SN1360；The anticorrosion and bactericidal agent is the RS or Troy MERGAL of Sol
K9N；The PH stabilizer is AMP-95；The antifreezing agent is Propylene Glycol antifreezing agent；The coalescents are 2,2,4- tri-
Methyl isophthalic acid, 3- pentanediol mono isobutyrates.
7. the preparation method of any fire-retardant stone coating of novel nano of claim 1~6, comprises the following steps：
(1) said ratio is pressed, in stock pot or stock cylinder, the water accurately measured is added, is placed under high speed dispersor, start high
Fast dispersion machine, under 300-500r/min stirrings, uniformly it is slowly added to defoamer, bactericide, hydrophobically modified dispersant, pH value stabilization
Agent, stir 2min；
(2) nano-calcium carbonate is added under 700-1200r/min stirrings again, nanometer antimony pentoxide and nano-zinc borate grinding are thin
Degree forms uniform mill base to 25um；
(3) soap-free polymerization silicone acrylic emulsion is slowly added to successively in 600-900r/min again, stirs 3min, and ensure well mixed；
(4) it is slowly added to antifreezing agent in 800-1100r/min again, coalescents, quartz sand, adjustment viscosity to (25 DEG C of 10-12 rings
± 2) nano flame retardant stone coating, that is, is obtained.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001403.8A CN107641402B (en) | 2017-10-24 | 2017-10-24 | Nano flame-retardant stone paint and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711001403.8A CN107641402B (en) | 2017-10-24 | 2017-10-24 | Nano flame-retardant stone paint and preparation method thereof |
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| CN107641402A true CN107641402A (en) | 2018-01-30 |
| CN107641402B CN107641402B (en) | 2020-07-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607328A (en) * | 2020-06-18 | 2020-09-01 | 江苏保平信息科技有限公司 | Preparation process of nano heat-insulating coating |
| CN114686088A (en) * | 2022-05-19 | 2022-07-01 | 科控环保材料(韶关)有限公司 | High-temperature-resistant anti-cracking water-based paint and preparation method thereof |
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| CN1424353A (en) * | 2002-12-19 | 2003-06-18 | 杨慕杰 | Organic sillicon modified acrylic ester/inorganic nano composite emulsion and its preparation |
| US8703288B2 (en) * | 2008-03-21 | 2014-04-22 | General Cable Technologies Corporation | Low smoke, fire and water resistant cable coating |
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| CN111607328A (en) * | 2020-06-18 | 2020-09-01 | 江苏保平信息科技有限公司 | Preparation process of nano heat-insulating coating |
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| CN107641402B (en) | 2020-07-24 |
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