CN107603390A - A kind of special heat-resisting paint of fire resistant doorsets - Google Patents
A kind of special heat-resisting paint of fire resistant doorsets Download PDFInfo
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- CN107603390A CN107603390A CN201711032885.3A CN201711032885A CN107603390A CN 107603390 A CN107603390 A CN 107603390A CN 201711032885 A CN201711032885 A CN 201711032885A CN 107603390 A CN107603390 A CN 107603390A
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- China
- Prior art keywords
- montmorillonite
- diatomite
- fire resistant
- resistant doorsets
- special heat
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Abstract
The invention discloses a kind of special heat-resisting paint of fire resistant doorsets, by using montmorillonite as carrier auxiliary agent, nano aluminium oxide, quaternary ammonium salt, ethyl cellulose are introduced into diatomite, the diatomite after intercalation modifying and montmorillonite mixture is made, diatomite and montmorillonite mixture are added in polyacrylate dispersion, modified polyacrylate emulsion is made, the special heat-resisting paint of fire resistant doorsets is made with modified polyacrylate emulsion；The obtained coating of the present invention has more preferable thixotropy, and the mechanical property of film, heat-insulated heat resistance and corrosion resistance are significantly improved.
Description
Technical field
The invention belongs to fire resistant doorsets special coating technical field, and in particular to a kind of special heat-resisting paint of fire resistant doorsets.
Background technology
A kind of fire resistant doorsets fire protection separators relatively low, easy for installation as cost, it is widely used in industry and civil buildings
Fire wall opening, staircase gateway, the position such as piping shaft opening, the diffusion to preventing fire spreading and flue gas, ensure
Safety evacuation serves highly important effect.The performance of fire resistant doorsets is to improving the safety and reliability of fire resistant doorsets, protecting
It is significant safely to protect the people's lives and property.
The performance of fire resistant doorsets is not only relevant with itself manufacture material, additionally it is possible to by fire resistant doorsets brushing paint carry out
The combination property of fire resistant doorsets is improved, but existing fire resistant doorsets coating heat resistance and corrosion resistance are bad.
The content of the invention
The purpose of the present invention is to be directed to the problem of existing, there is provided a kind of special heat-resisting paint of fire resistant doorsets.
The present invention is achieved by the following technical solutions：
A kind of special heat-resisting paint of fire resistant doorsets, by using montmorillonite as carrier auxiliary agent, by nano aluminium oxide, quaternary ammonium salt, second
Base cellulose is introduced into diatomite, and the diatomite after intercalation modifying and montmorillonite mixture is made, and diatomite is de- with covering
Earth mixtures is added in polyacrylate dispersion, and modified polyacrylate emulsion is made, with modified polyacrylate emulsion system
Into the special heat-resisting paint of fire resistant doorsets.
Further, the special heat-resisting paint of the fire resistant doorsets is made up of following component by weight：Modified polyacrylic acid
Ester emulsion 43-45, organic silicon defoamer 1-3, titanium dioxide 2-3, sodium metasilicate 2-5, talcum powder 3-5, polyvinyl alcohol 8-12, deionization
Water 32-35, polytetrafluoroethylene (PTFE) 4-6.
Further, the diatomite after intercalation modifying is specially with montmorillonite preparation method of mixture：
（1）The impurity in montmorillonite is removed, montmorillonite and water are pressed 100：4-6 mass ratio mixing, then using quality point
Number adjusts its pH to 8.8-9.2 for 2% ammoniacal liquor, is then stirred under 200r/min rotating speeds 2 hours, obtains montmorillonite slurry；
（2）The diatomite of 2 times of montmorillonite quality is added in being starched to montmorillonite, is heated to 80-85 DEG C, is then turned with 1500r/min
Speed stirring 1.5 hours, obtains montmorillonite and diatomite mixed serum；
（3）The ratio of quaternary ammonium salt and ethyl cellulose, quaternary ammonium salt and montmorillonite is added into montmorillonite and diatomite mixed serum
For 40-45meq/100g, ethyl cellulose and diatomaceous mass ratio are 10-15g/100g, temperature adjustment to 60 DEG C, with
200r/min rotating speeds stir 2 hours, then add the nano aluminium oxide of montmorillonite quality 20% again, after stirring, are mixed
Material；
（4）Compound is put into vacuum pressure tank, is forced into 12.2-12.5MPa, is kept for 4 hours, then taken out；
（5）By step（4）The compound of middle taking-up is filtered, and is washed using deionized water, drying, is then ground, mistake
800 mesh, are produced.
Further, the diatomite is added in polyacrylate dispersion with montmorillonite mixture, is made modified poly- third
Olefin(e) acid ester emulsion, it is specially：Diatomite and montmorillonite mixture are pressed into 2.5-2.8：80 mass ratios are added to polyacrylate
In emulsion, mixed 2 hours in high-speed mixer, be then heated to 60 DEG C, be incubated 1 hour, then naturally cool to room temperature, i.e.,
Can.
Further, the special heat-resisting paint of the fire resistant doorsets is in use, first carry out being preheated to 40 DEG C, insulation 10min, then
Fire resistant doorsets are uniformly brushed, after the completion of brushing, 10min is placed naturally, then quickly it is dried, you can.
The present invention has advantages below compared with prior art：Thixotropy of the invention by using montmorillonite so that cover de-
Soil can form colloid, montmorillonite particle forms the gel structure of spatial networks in water, then after water-swellable in water
Diatomite is distributed in montmorillonite slurry again, enable to that output between diatomite and montmorillonite mixes more uniformly, then
Using the ion-exchange performance of montmorillonite, by adding quaternary ammonium salt and ethyl cellulose, while carrying out intercalation to montmorillonite pair
Diatomite also carries out same exchange modification, can greatly expand the gap between diatomaceous earth particle, improves diatomaceous
Adsorption capacity, then nano alumina particles are added, enable to nano alumina particles timely to insert between diatomaceous earth particle
Gap in, enable to the adhesion between nano alumina particles and diatomaceous earth particle to be significantly improved, it is obtained
Diatomite after intercalation modifying can significantly be carried with montmorillonite mixture to the compatibility of polyacrylate dispersion
Height, the adhesion between the particle in diatomite and montmorillonite mixture and polypropylene yogurt emulsion after intercalation modifying is more
By force, enable to the special heat-resisting paint system of fire resistant doorsets that there is more preferable thixotropy, the mechanical property of film, heat-insulated heat resistance
It is significantly improved with corrosion resistance.
Embodiment
Embodiment 1
A kind of special heat-resisting paint of fire resistant doorsets, by using montmorillonite as carrier auxiliary agent, by nano aluminium oxide, quaternary ammonium salt, second
Base cellulose is introduced into diatomite, and the diatomite after intercalation modifying and montmorillonite mixture is made, and diatomite is de- with covering
Earth mixtures is added in polyacrylate dispersion, and modified polyacrylate emulsion is made, with modified polyacrylate emulsion system
Into the special heat-resisting paint of fire resistant doorsets.
The special heat-resisting paint of fire resistant doorsets is made up of following component by weight：Modified polyacrylate emulsion 43,
Organic silicon defoamer 1, titanium dioxide 2, sodium metasilicate 2, talcum powder 3, polyvinyl alcohol 8, deionized water 32, polytetrafluoroethylene (PTFE) 4.
The diatomite after intercalation modifying is specially with montmorillonite preparation method of mixture：
（1）The impurity in montmorillonite is removed, montmorillonite and water are pressed 100：4 mass ratio mixing, then using mass fraction
Its pH to 8.8 is adjusted for 2% ammoniacal liquor, is then stirred under 200r/min rotating speeds 2 hours, obtains montmorillonite slurry；
（2）The diatomite of 2 times of montmorillonite quality is added in being starched to montmorillonite, 80 DEG C is heated to, is then stirred with 1500r/min rotating speeds
Mix 1.5 hours, obtain montmorillonite and diatomite mixed serum；
（3）The ratio of quaternary ammonium salt and ethyl cellulose, quaternary ammonium salt and montmorillonite is added into montmorillonite and diatomite mixed serum
For 40meq/100g, ethyl cellulose is 10g/100g with diatomaceous mass ratio, and temperature adjustment is turned to 60 DEG C with 200r/min
Speed stirring 2 hours, then adds the nano aluminium oxide of montmorillonite quality 20%, after stirring, obtains compound again；
（4）Compound is put into vacuum pressure tank, is forced into 12.2MPa, is kept for 4 hours, then taken out；
（5）By step（4）The compound of middle taking-up is filtered, and is washed using deionized water, drying, is then ground, mistake
800 mesh, are produced.
The diatomite is added in polyacrylate dispersion with montmorillonite mixture, and modified polyacrylate breast is made
Liquid, it is specially：Diatomite and montmorillonite mixture are pressed 2.5：80 mass ratios are added in polyacrylate dispersion, at a high speed
Mixed 2 hours in mixer, be then heated to 60 DEG C, be incubated 1 hour, then naturally cool to room temperature, you can.
The special heat-resisting paint of fire resistant doorsets is in use, first carry out being preheated to 40 DEG C, insulation 10min, then to fire resistant doorsets
Uniformly brushed, after the completion of brushing, place 10min naturally, then quickly it is dried, you can.
Embodiment 2
A kind of special heat-resisting paint of fire resistant doorsets, by using montmorillonite as carrier auxiliary agent, by nano aluminium oxide, quaternary ammonium salt, second
Base cellulose is introduced into diatomite, and the diatomite after intercalation modifying and montmorillonite mixture is made, and diatomite is de- with covering
Earth mixtures is added in polyacrylate dispersion, and modified polyacrylate emulsion is made, with modified polyacrylate emulsion system
Into the special heat-resisting paint of fire resistant doorsets.
The special heat-resisting paint of fire resistant doorsets is made up of following component by weight：Modified polyacrylate emulsion 45,
Organic silicon defoamer 3, titanium dioxide 3, sodium metasilicate 5, talcum powder 5, polyvinyl alcohol 12, deionized water 35, polytetrafluoroethylene (PTFE) 6.
The diatomite after intercalation modifying is specially with montmorillonite preparation method of mixture：
（1）The impurity in montmorillonite is removed, montmorillonite and water are pressed 100：6 mass ratio mixing, then using mass fraction
Its pH to 9.2 is adjusted for 2% ammoniacal liquor, is then stirred under 200r/min rotating speeds 2 hours, obtains montmorillonite slurry；
（2）The diatomite of 2 times of montmorillonite quality is added in being starched to montmorillonite, 85 DEG C is heated to, is then stirred with 1500r/min rotating speeds
Mix 1.5 hours, obtain montmorillonite and diatomite mixed serum；
（3）The ratio of quaternary ammonium salt and ethyl cellulose, quaternary ammonium salt and montmorillonite is added into montmorillonite and diatomite mixed serum
For 45meq/100g, ethyl cellulose is 15g/100g with diatomaceous mass ratio, and temperature adjustment is turned to 60 DEG C with 200r/min
Speed stirring 2 hours, then adds the nano aluminium oxide of montmorillonite quality 20%, after stirring, obtains compound again；
（4）Compound is put into vacuum pressure tank, is forced into 12.5MPa, is kept for 4 hours, then taken out；
（5）By step（4）The compound of middle taking-up is filtered, and is washed using deionized water, drying, is then ground, mistake
800 mesh, are produced.
The diatomite is added in polyacrylate dispersion with montmorillonite mixture, and modified polyacrylate breast is made
Liquid, it is specially：Diatomite and montmorillonite mixture are pressed 2.8：80 mass ratios are added in polyacrylate dispersion, at a high speed
Mixed 2 hours in mixer, be then heated to 60 DEG C, be incubated 1 hour, then naturally cool to room temperature, you can.
The special heat-resisting paint of fire resistant doorsets is in use, first carry out being preheated to 40 DEG C, insulation 10min, then to fire resistant doorsets
Uniformly brushed, after the completion of brushing, place 10min naturally, then quickly it is dried, you can.
Embodiment 3
A kind of special heat-resisting paint of fire resistant doorsets, by using montmorillonite as carrier auxiliary agent, by nano aluminium oxide, quaternary ammonium salt, second
Base cellulose is introduced into diatomite, and the diatomite after intercalation modifying and montmorillonite mixture is made, and diatomite is de- with covering
Earth mixtures is added in polyacrylate dispersion, and modified polyacrylate emulsion is made, with modified polyacrylate emulsion system
Into the special heat-resisting paint of fire resistant doorsets.
The special heat-resisting paint of fire resistant doorsets is made up of following component by weight：Modified polyacrylate emulsion 44,
Organic silicon defoamer 2, titanium dioxide 3, sodium metasilicate 4, talcum powder 4, polyvinyl alcohol 9, deionized water 33, polytetrafluoroethylene (PTFE) 5.
The diatomite after intercalation modifying is specially with montmorillonite preparation method of mixture：
（1）The impurity in montmorillonite is removed, montmorillonite and water are pressed 100：5 mass ratio mixing, then using mass fraction
Its pH to 8.9 is adjusted for 2% ammoniacal liquor, is then stirred under 200r/min rotating speeds 2 hours, obtains montmorillonite slurry；
（2）The diatomite of 2 times of montmorillonite quality is added in being starched to montmorillonite, 82 DEG C is heated to, is then stirred with 1500r/min rotating speeds
Mix 1.5 hours, obtain montmorillonite and diatomite mixed serum；
（3）The ratio of quaternary ammonium salt and ethyl cellulose, quaternary ammonium salt and montmorillonite is added into montmorillonite and diatomite mixed serum
For 42meq/100g, ethyl cellulose is 13g/100g with diatomaceous mass ratio, and temperature adjustment is turned to 60 DEG C with 200r/min
Speed stirring 2 hours, then adds the nano aluminium oxide of montmorillonite quality 20%, after stirring, obtains compound again；
（4）Compound is put into vacuum pressure tank, is forced into 12.4MPa, is kept for 4 hours, then taken out；
（5）By step（4）The compound of middle taking-up is filtered, and is washed using deionized water, drying, is then ground, mistake
800 mesh, are produced.
The diatomite is added in polyacrylate dispersion with montmorillonite mixture, and modified polyacrylate breast is made
Liquid, it is specially：Diatomite and montmorillonite mixture are pressed 2.6：80 mass ratios are added in polyacrylate dispersion, at a high speed
Mixed 2 hours in mixer, be then heated to 60 DEG C, be incubated 1 hour, then naturally cool to room temperature, you can.
The special heat-resisting paint of fire resistant doorsets is in use, first carry out being preheated to 40 DEG C, insulation 10min, then to fire resistant doorsets
Uniformly brushed, after the completion of brushing, place 10min naturally, then quickly it is dried, you can.
Comparative example 1：The diatomite after intercalation modifying is differed only in embodiment 1 to replace with montmorillonite mixture
Diatomite after intercalation modifying, preparation method mix with the diatomite in embodiment 1 after intercalation modifying with montmorillonite
Thing is identical, does not only add montmorillonite.
Comparative example 2：The diatomite after intercalation modifying is differed only in not adding in montmorillonite mixture with embodiment 1
Plus nano aluminum oxide.
Comparative example 3：The diatomite after intercalation modifying is differed only in embodiment 1 to replace with montmorillonite mixture
Montmorillonite after intercalation modifying, preparation method mix with the diatomite in embodiment 1 after intercalation modifying with montmorillonite
Thing is identical, does not only add diatomite.
Experiment：
Embodiment and comparative example coating are uniformly brushed on identical steel plate, after drying under the same conditions, coating thickness is equal
For 100 μm, then steel plate is placed at 400 DEG C, the film change of observation each group：
Table 1
| 10 days | 15 days | 30 days | 60 days | |
| Embodiment 1 | It is unchanged | It is unchanged | It is unchanged | Film coated surface is cracked |
| Embodiment 2 | It is unchanged | It is unchanged | It is unchanged | Film coated surface is cracked |
| Embodiment 3 | It is unchanged | It is unchanged | It is unchanged | Film coated surface is cracked |
| Comparative example 1 | It is unchanged | Film coated surface is cracked | Film coated surface is largely cracked | The a large amount of efflorescence of film |
| Comparative example 2 | It is unchanged | It is unchanged | Film coated surface is cracked | The a large amount of efflorescence of film |
| Comparative example 3 | It is unchanged | Film coated surface is cracked | Film coated surface is largely cracked | The a large amount of efflorescence of film |
| Control group | Film coated surface is cracked | Film coated surface is largely cracked | The a large amount of efflorescence of film | Film powder of detached |
Control group is tested using polyacrylate coating；
As can be seen from Table 1, the diatomite in the present invention after intercalation modifying can significantly improve anti-with montmorillonite mixture
The heat resistance of the special heat-resisting paint of vent, lack the effect that diatomite or montmorillonite all can greatly reduce its raising heat resistance.
Embodiment and comparative example coating are uniformly brushed on identical glass plate, after drying under the same conditions, film
Thickness is 100 μm, carries out chemical resistance experiment（GB/1763-1979）：
The acid resistance of table 2（Mass fraction is 1% sulfuric acid solution, room temperature）
| 1 day | 8 days | 20 days | 45 days | 90 days | |
| Embodiment average | It is unchanged | It is unchanged | It is unchanged | It is unchanged | Somewhat change colour |
| Comparative example 1 | It is unchanged | Slightly loss of gloss | 2% vesicle | 5% vesicle | 20% vesicle |
| Comparative example 2 | It is unchanged | It is unchanged | It is unchanged | Slightly loss of gloss | 3% vesicle |
| Comparative example 3 | It is unchanged | It is unchanged | Slightly loss of gloss | 3% vesicle | 10% vesicle |
The alkali resistance of table 3（Mass fraction is 1% sodium hydroxide solution, room temperature）
| 1 day | 8 days | 20 days | 45 days | 90 days | |
| Embodiment average | It is unchanged | It is unchanged | It is unchanged | It is unchanged | Somewhat change colour |
| Comparative example 1 | It is unchanged | Slightly darkening | Loss of gloss | Paint film spalling | Paint film spalling |
| Comparative example 2 | It is unchanged | It is unchanged | It is unchanged | Slightly change colour | Loss of gloss |
| Comparative example 3 | It is unchanged | It is unchanged | Slightly change colour | Loss of gloss | Paint film spalling |
The coating film chemical resistance excellent performance that it can be seen from table 2 and table 3 prepared by the present invention.
Claims (5)
1. a kind of special heat-resisting paint of fire resistant doorsets, it is characterised in that, will be nano oxidized by using montmorillonite as carrier auxiliary agent
Aluminium, quaternary ammonium salt, ethyl cellulose are introduced into diatomite, and the diatomite after intercalation modifying and montmorillonite mixture is made, will
Diatomite is added in polyacrylate dispersion with montmorillonite mixture, modified polyacrylate emulsion is made, with modification poly- third
The special heat-resisting paint of fire resistant doorsets is made in olefin(e) acid ester emulsion.
2. the special heat-resisting paint of a kind of fire resistant doorsets according to claim 1, it is characterised in that the fire resistant doorsets are special heat-resisting
Coating is made up of following component by weight：Modified polyacrylate emulsion 43-45, organic silicon defoamer 1-3, titanium dioxide 2-
3rd, sodium metasilicate 2-5, talcum powder 3-5, polyvinyl alcohol 8-12, deionized water 32-35, polytetrafluoroethylene (PTFE) 4-6.
3. the special heat-resisting paint of a kind of fire resistant doorsets according to claim 1, it is characterised in that described after intercalation modifying
Diatomite be specially with montmorillonite preparation method of mixture：
（1）The impurity in montmorillonite is removed, montmorillonite and water are pressed 100：4-6 mass ratio mixing, then using quality point
Number adjusts its pH to 8.8-9.2 for 2% ammoniacal liquor, is then stirred under 200r/min rotating speeds 2 hours, obtains montmorillonite slurry；
（2）The diatomite of 2 times of montmorillonite quality is added in being starched to montmorillonite, is heated to 80-85 DEG C, is then turned with 1500r/min
Speed stirring 1.5 hours, obtains montmorillonite and diatomite mixed serum；
（3）The ratio of quaternary ammonium salt and ethyl cellulose, quaternary ammonium salt and montmorillonite is added into montmorillonite and diatomite mixed serum
For 40-45meq/100g, ethyl cellulose and diatomaceous mass ratio are 10-15g/100g, temperature adjustment to 60 DEG C, with
200r/min rotating speeds stir 2 hours, then add the nano aluminium oxide of montmorillonite quality 20% again, after stirring, are mixed
Material；
（4）Compound is put into vacuum pressure tank, is forced into 12.2-12.5MPa, is kept for 4 hours, then taken out；
（5）By step（4）The compound of middle taking-up is filtered, and is washed using deionized water, drying, is then ground, mistake
800 mesh, are produced.
4. the special heat-resisting paint of a kind of fire resistant doorsets according to claim 1, it is characterised in that the diatomite and montmorillonite
Mixture is added in polyacrylate dispersion, and modified polyacrylate emulsion is made, and is specially：Diatomite and montmorillonite are mixed
Compound presses 2.5-2.8：80 mass ratios are added in polyacrylate dispersion, are mixed 2 hours in high-speed mixer, Ran Houjia
Heat is incubated 1 hour, then naturally cools to room temperature to 60 DEG C, you can.
5. the special heat-resisting paint of a kind of fire resistant doorsets according to claim 1, it is characterised in that the fire resistant doorsets are special heat-resisting
Coating in use, first carry out is preheated to 40 DEG C, is incubated 10min, then fire resistant doorsets are uniformly brushed, after the completion of brushing, oneself
10min is so placed, then quickly it is dried, you can.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032885.3A CN107603390A (en) | 2017-10-30 | 2017-10-30 | A kind of special heat-resisting paint of fire resistant doorsets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032885.3A CN107603390A (en) | 2017-10-30 | 2017-10-30 | A kind of special heat-resisting paint of fire resistant doorsets |
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| CN107603390A true CN107603390A (en) | 2018-01-19 |
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ID=61083680
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| CN101255219A (en) * | 2008-03-21 | 2008-09-03 | 常州华钛化学股份有限公司 | Ultraviolet curing acrylic ester/modified montmorillonite nano composite material and preparation thereof |
| CN101386719A (en) * | 2008-08-28 | 2009-03-18 | 冯守中 | Multifunctional coatings and preparation method thereof |
| CN104017446A (en) * | 2014-06-06 | 2014-09-03 | 湖州百胜涂料有限公司 | Environment-friendly coating |
| CN105131666A (en) * | 2015-08-27 | 2015-12-09 | 天长市银狐漆业有限公司 | Heat-resisting, water-resistant, and acid-alkali-resistant paint |
| CN105907265A (en) * | 2016-07-07 | 2016-08-31 | 合肥市燕美粉末涂料有限公司 | High-temperature resistant montmorillonite intercalative polymerization modified epoxy resin-based powder coating and preparation method thereof |
| CN106639812A (en) * | 2016-09-30 | 2017-05-10 | 贵州鑫大福门业有限公司 | Titanium alloy fireproof door and preparation method thereof |
-
2017
- 2017-10-30 CN CN201711032885.3A patent/CN107603390A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101255219A (en) * | 2008-03-21 | 2008-09-03 | 常州华钛化学股份有限公司 | Ultraviolet curing acrylic ester/modified montmorillonite nano composite material and preparation thereof |
| CN101386719A (en) * | 2008-08-28 | 2009-03-18 | 冯守中 | Multifunctional coatings and preparation method thereof |
| CN104017446A (en) * | 2014-06-06 | 2014-09-03 | 湖州百胜涂料有限公司 | Environment-friendly coating |
| CN105131666A (en) * | 2015-08-27 | 2015-12-09 | 天长市银狐漆业有限公司 | Heat-resisting, water-resistant, and acid-alkali-resistant paint |
| CN105907265A (en) * | 2016-07-07 | 2016-08-31 | 合肥市燕美粉末涂料有限公司 | High-temperature resistant montmorillonite intercalative polymerization modified epoxy resin-based powder coating and preparation method thereof |
| CN106639812A (en) * | 2016-09-30 | 2017-05-10 | 贵州鑫大福门业有限公司 | Titanium alloy fireproof door and preparation method thereof |
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Application publication date: 20180119 |