CN106189632A - A kind of preparation method of fire-retardant water-retaining type thermal insulation coatings - Google Patents
A kind of preparation method of fire-retardant water-retaining type thermal insulation coatings Download PDFInfo
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- CN106189632A CN106189632A CN201610635919.7A CN201610635919A CN106189632A CN 106189632 A CN106189632 A CN 106189632A CN 201610635919 A CN201610635919 A CN 201610635919A CN 106189632 A CN106189632 A CN 106189632A
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Abstract
The present invention relates to the preparation method of a kind of fire-retardant water-retaining type thermal insulation coatings, belong to thermal insulation coatings technical field.The method prepares zeolite with flyash for raw material, must make fire-retardant water-retaining agent by oneself through fermentable is modified, associating fluorine carbon emulsion as coating matrix, and other adjuvants compounding after i.e. obtain thermal insulation coatings.The present invention utilizes the low thermal conductivity of coal ash zeolite to realize insulation effect, hydrophilic group is increased at zeolite surface through the biological nitrogen fixation of Derxia gummoxa, improve its water-retaining property, and flyash anti-flammability is strong, i.e. solve the problem that Conventional insulation fire resistance is the best, compensate for again transportation is susceptible to rotten and dehydrating phenomena, cause the defect of the bond effect difference of insulation material, it is good that fire-retardant water-retaining type thermal insulation coatings prepared by the present invention has fire resistance, heat conductivity is low, good heat insulating, adhesion strength advantages of higher, can be widely applied to thermal insulation coatings technical field.
Description
Technical field
The present invention relates to the preparation method of a kind of fire-retardant water-retaining type thermal insulation coatings, belong to thermal insulation coatings technical field.
Background technology
Heat insulating sprayed is to be sprayed at adhesive cotton with supporting for fiber Special spray coating through dedicated fiber spraying equipment to build
Build and the locomotive such as locomotive, boats and ships surface, after natural drying, form that to have some strength and the seamless of thickness, monolithic stability close
The sprayed coating closed.This sprayed coating presents natural texture shape and the fiber quality of elasticity, and has insulation, sqouynd absorption lowering noise, fire prevention etc.
Excellent specific property.Along with energy-saving and emission-reduction are implemented as policy index, substantial amounts of energy-conserving and environment-protective material arises at the historic moment.To prevent fires, be incubated, to inhale
" heat insulating sprayed " that the big performance of sound noise reduction three has concurrently becomes the representative of novel energy-saving environment-friendly material, and quick with it, convenient, technology
The advantage such as leading, shows one's talent in numerous energy-conserving and environment-protective arrangement and method for construction.Fire retardant is currently mainly organic and inorganic, halogen and
Non-halogen.Organic is with bromine system, nitrogen system and red phosphorus and compound some fire retardants as representative, inorganic mainly antimony oxide,
Magnesium hydroxide, aluminium hydroxide, the flame-retardant system such as silicon system.Fire retardant is one of kind with fastest developing speed in plastic additive.There is data
Display, current whole world retardant requirement amount is more than 1,200,000 tons/year, including halogenated flame retardant, phosphorus flame retardant, inorganic resistance
Hundreds of the kinds such as combustion agent.Organic fire-resisting has good affinity in the plastic in general, and bromide fire retardant is in organic resistance
Combustion system occupies absolute advantages, although in environmental issue, " reproach " multiterminal but be difficult to have other fire retardant systems to take always
Generation.At present Conventional insulation fire resistance is the best, volatile go out in some poisonous and hazardous materials and transportation easily
There is rotten and dehydrating phenomena, cause the defect of the bond effect difference of insulation material.
Summary of the invention
The technical problem to be solved: the best for current Conventional insulation fire resistance, volatile go out one
Being susceptible to rotten and dehydrating phenomena in a little poisonous and hazardous materials and transportation, the bond effect causing insulation material is poor
Defect, the invention provides the preparation method of a kind of fire-retardant water-retaining type thermal insulation coatings.The present invention utilizes the low of coal ash zeolite
Heat conductivity realizes insulation effect, increases hydrophilic group through the biological nitrogen fixation of Derxia gummoxa at zeolite surface, carries
Its water-retaining property high, and flyash anti-flammability is strong, i.e. solves the problem that Conventional insulation fire resistance is the best, compensate for
Transportation is susceptible to rotten and dehydrating phenomena, causes the defect of the bond effect difference of insulation material.Prepared by the present invention
It is good that fire-retardant water-retaining type thermal insulation coatings has fire resistance, and heat conductivity is low, good heat insulating, and adhesion strength advantages of higher can be wide
General it is applied to thermal insulation coatings technical field.
For solving above-mentioned technical problem, the technical solution used in the present invention:
(1) be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put in homogeneous reactor after the mixing of 3mol/L sodium hydroxide solution,
It is heated to 100～110 DEG C and insulation reaction 1～2h, filters removal filtering residue and obtain filtrate, measure 1～2L and obtain filtrate again
Secondary put in homogeneous reaction still, add 100～200g sodium metaaluminates, after stirring, be warming up to 120～140 DEG C, be incubated crystallization 3
～4h, after filtration and be dried, obtain coal ash zeolite；
(2) load after above-mentioned coal ash zeolite and isopyknic absolute methanol being mixed in pottery fermentation tank, add zeolite matter
Measure 10% glucose and 20% Carnis Bovis seu Bubali cream, be mixed to get fermentation substrate with stirring rod stirring, be 15% in fermentation substrate by inoculum concentration
Access Derxia gummoxa, be that 0.5mol/L potassium hydroxide solution regulates pH to 7.5～8.0, the temperature of 25～30 DEG C by concentration
Room is incubated natural fermentation 7～9 days；
(3), after fermentation ends, tunning is proceeded to horizontal centrifuge, with 3000～4000r/min rotating speed centrifugal treating 15～
20min, isolated lower sediment, more naturally dry after repeatedly rinsing 30～40min with deionized water, obtain making fire-retardant guarantor by oneself
Water additive, standby；
(4) score another name by weight takes 20～25 parts of methyl methacrylates, 20～23 parts of butyl acrylate and 15～20
Part hexafluorobutyl acrylate joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mixing
Monomer gross mass 2～4% sodium lauryl sulphate, 0.3～0.5% Ammonium persulfate. and 1～2% sodium bicarbonate, start agitator with
150～200r/min rotating speeds are stirred；
(5) above-mentioned there-necked flask is moved in 90～100 DEG C of oil bath pans, dropwise instill the total matter of mix monomer when stirring
Amount 3～5% mass concentration are 5% poly-vinyl alcohol solution, control rate of addition and make its 40～60min interior dropping complete, insulation polymerization
Fluorine carbon emulsion is obtained after reaction 2～3h；
(6) 200～300g titanium dioxides, 100～150g standby self-control fire-retardant water conservation additive, 300～400g flyash are weighed
The above-mentioned prepared fluorine carbon emulsion of zeolite, 20～40g basalt fibre, 200～300g deionized water, 700～800g and 20～30g
Pour in sand mill, with 300～500r/min rotating speeds after secondary octyl phenol polyethenoxy ether and the mixing of 40～60g Lauryl Alcohol esters
Discharging after grinding 3～5h, i.e. obtains fire-retardant water-retaining type thermal insulation coatings after tinning.
The concrete application process of the present invention: the fire-retardant water-retaining type thermal insulation coatings present invention prepared manually spreads upon outside building
On wall, smearing thickness is 3～5mm, and after it dries naturally, the present invention makes fire-retardant water conservation additive heat conductivity by oneself and is
0.12～0.14W/ (m.K), pore volume is 0.091～0.096m3/ g, meets insulation material standard.Gluing of thermal insulation coatings product
Degree is 2.124～4.107Pa s, and adhesive force grade is 1～2 grade, and acid and alkali-resistance, resistance to salt water are good, and insulation water retention property is excellent
Different.
The present invention is compared with additive method, and Advantageous Effects is:
(1) the fire-retardant water-retaining type thermal insulation coatings fire resistance that prepared by the present invention is good, and heat conductivity is low, good heat insulating, and bonding is strong
Degree height；
(2) fire-retardant water-retaining type thermal insulation coatings prepared by the present invention solves the problem that Conventional insulation fire resistance is the best, again
Compensate for transportation is susceptible to rotten and dehydrating phenomena, there is the ability that technique is simple, adapt to environment higher, waterproof effect
The advantage such as more preferable, can be widely applied to thermal insulation coatings technical field.
Detailed description of the invention
First be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put into homogeneous reaction after the mixing of 3mol/L sodium hydroxide solution
In device, it is heated to 100～110 DEG C and insulation reaction 1～2h, filters removal filtering residue and obtain filtrate, measure 1～2L and filtered
Liquid is placed again in homogeneous reaction still, adds 100～200g sodium metaaluminates, is warming up to 120～140 DEG C after stirring, insulation
Crystallization 3～4h, after filtration and be dried, obtains coal ash zeolite；Secondly by above-mentioned coal ash zeolite and isopyknic absolute methanol
Load after mixing in pottery fermentation tank, add zeolite quality 10% glucose and 20% Carnis Bovis seu Bubali cream, mix with stirring rod stirring
To fermentation substrate, it is 15% in fermentation substrate, to access Derxia gummoxa by inoculum concentration, is 0.5mol/L potassium hydroxide by concentration
Solution regulation pH to 7.5～8.0, is incubated natural fermentation 7～9 days in the greenhouse of 25～30 DEG C；Again after fermentation ends, will send out
Ferment product proceeds to horizontal centrifuge, with 3000～4000r/min rotating speed centrifugal treating 15～20min, and isolated lower sediment,
Naturally dry after repeatedly rinsing 30～40min with deionized water again, obtain making by oneself fire-retardant water conservation additive, standby；Then by weight
Amount number score another name takes 20～25 parts of methyl methacrylates, 20～23 parts of butyl acrylate and 15～20 parts of acrylic acid hexafluoros
Butyl ester joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mix monomer gross mass 2
～4% sodium lauryl sulphate, 0.3～0.5% Ammonium persulfate. and 1～2% sodium bicarbonate, start agitator with 150～200r/min
Rotating speed is stirred；Subsequently above-mentioned there-necked flask is moved in 90～100 DEG C of oil bath pans, dropwise instill when stirring
Mix monomer gross mass 3～5% mass concentration are 5% poly-vinyl alcohol solution, control rate of addition and make it drip in 40～60min
Finish, after insulation polyreaction 2～3h, obtain fluorine carbon emulsion；Finally weigh 200～300g titanium dioxides, 100～150g standby from
Make fire-retardant water conservation additive, 300～400g coal ash zeolite, 20～40g basalt fibre, 200～300g deionized water, 700
～the above-mentioned prepared fluorine carbon emulsion of 800g and 20～30g secondary octyl phenol polyethenoxy ethers and the mixing of 40～60g Lauryl Alcohol esters
After pour in sand mill, grind discharging after 3～5h with 300～500r/min rotating speeds, i.e. obtain the insulation of fire-retardant water-retaining type after tinning and be coated with
Material.
Example 1
First be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put into homogeneous reactor after the mixing of 3mol/L sodium hydroxide solution
In, it is heated to 100 DEG C and insulation reaction 1h, filters and remove filtering residue and obtain filtrate, measure 1L and obtain filtrate and be placed again into all
In phase reaction still, add 100g sodium metaaluminate, after stirring, be warming up to 120 DEG C, insulation crystallization 3h, after filtration and be dried,
To coal ash zeolite；Secondly load after above-mentioned coal ash zeolite and isopyknic absolute methanol being mixed in pottery fermentation tank, then
Add zeolite quality 10% glucose and 20% Carnis Bovis seu Bubali cream, be mixed to get fermentation substrate with stirring rod stirring, by inoculum concentration be 15% to
Fermentation substrate accesses Derxia gummoxa, is that 0.5mol/L potassium hydroxide solution regulates pH to 7.5, the temperature of 25 DEG C by concentration
Room is incubated natural fermentation 7 days；Again after fermentation ends, tunning is proceeded to horizontal centrifuge, with 3000r/min rotating speed from
The heart processes 15min, isolated lower sediment, more naturally dries after repeatedly rinsing 30min with deionized water, obtains making by oneself fire-retardant
Water conservation additive, standby；Score another name the most by weight takes 20 parts of methyl methacrylates, 20 parts of butyl acrylate and 15
Part hexafluorobutyl acrylate joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mixing
Monomer gross mass 2% sodium lauryl sulphate, 0.3% Ammonium persulfate. and 1% sodium bicarbonate, start agitator with 150r/min rotating speed
It is stirred；Subsequently above-mentioned there-necked flask is moved in 90 DEG C of oil bath pans, dropwise instill mix monomer when stirring
Gross mass 3% mass concentration is 5% poly-vinyl alcohol solution, controls dropping in rate of addition makes its 40min complete, is incubated polyreaction
Fluorine carbon emulsion is obtained after 2h；Finally weigh 200g titanium dioxide, self-control standby for 100g fire-retardant water conservation additive, the boiling of 300g flyash
The above-mentioned prepared fluorine carbon emulsion of stone, 20g basalt fibre, 200g deionized water, 700g and 20g secondary octyl phenol polyethenoxy ether with
And pour in sand mill after the mixing of 40g Lauryl Alcohol ester, with discharging after 300r/min rotating speed grinding 3h, after tinning, i.e. obtain fire-retardant guarantor
Water type thermal insulation coatings.
The concrete application process of the present invention: the fire-retardant water-retaining type thermal insulation coatings present invention prepared manually spreads upon outside building
On wall, smearing thickness is 3mm, and after it dries naturally, the present invention makes fire-retardant water conservation additive heat conductivity by oneself and is
0.12W/ (m.K), pore volume is 0.091m3/ g, meets insulation material standard.The viscosity of thermal insulation coatings product is 2.124Pa
S, adhesive force grade is 1 grade, and acid and alkali-resistance, resistance to salt water are good, and insulation water retention property is excellent.
Example 2
First be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put into homogeneous reactor after the mixing of 3mol/L sodium hydroxide solution
In, it is heated to 105 DEG C and insulation reaction 2h, filters and remove filtering residue and obtain filtrate, measure 2L and obtain filtrate and be placed again into all
In phase reaction still, add 150g sodium metaaluminate, after stirring, be warming up to 130 DEG C, insulation crystallization 3h, after filtration and be dried,
To coal ash zeolite；Secondly load after above-mentioned coal ash zeolite and isopyknic absolute methanol being mixed in pottery fermentation tank, then
Add zeolite quality 10% glucose and 20% Carnis Bovis seu Bubali cream, be mixed to get fermentation substrate with stirring rod stirring, by inoculum concentration be 15% to
Fermentation substrate accesses Derxia gummoxa, is that 0.5mol/L potassium hydroxide solution regulates pH to 7.7, the temperature of 27 DEG C by concentration
Room is incubated natural fermentation 8 days；Again after fermentation ends, tunning is proceeded to horizontal centrifuge, with 3500r/min rotating speed from
The heart processes 17min, isolated lower sediment, more naturally dries after repeatedly rinsing 35min with deionized water, obtains making by oneself fire-retardant
Water conservation additive, standby；Score another name the most by weight takes 23 parts of methyl methacrylates, 22 parts of butyl acrylate and 17
Part hexafluorobutyl acrylate joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mixing
Monomer gross mass 3% sodium lauryl sulphate, 0.4% Ammonium persulfate. and 1% sodium bicarbonate, start agitator with 170r/min rotating speed
It is stirred；Subsequently above-mentioned there-necked flask is moved in 95 DEG C of oil bath pans, dropwise instill mix monomer when stirring
Gross mass 4% mass concentration is 5% poly-vinyl alcohol solution, controls dropping in rate of addition makes its 50min complete, is incubated polyreaction
Fluorine carbon emulsion is obtained after 2h；Finally weigh 250g titanium dioxide, self-control standby for 130g fire-retardant water conservation additive, the boiling of 350g flyash
The above-mentioned prepared fluorine carbon emulsion of stone, 30g basalt fibre, 250g deionized water, 750g and 25g secondary octyl phenol polyethenoxy ether with
And pour in sand mill after the mixing of 50g Lauryl Alcohol ester, with discharging after 400r/min rotating speed grinding 4h, after tinning, i.e. obtain fire-retardant guarantor
Water type thermal insulation coatings.
The concrete application process of the present invention: the fire-retardant water-retaining type thermal insulation coatings present invention prepared manually spreads upon outside building
On wall, smearing thickness is 4mm, and after it dries naturally, the present invention makes fire-retardant water conservation additive heat conductivity by oneself and is
0.13W/ (m.K), pore volume is 0.094m3/ g, meets insulation material standard.The viscosity of thermal insulation coatings product is 2.570Pa
S, adhesive force grade is 1 grade, and acid and alkali-resistance, resistance to salt water are good, and insulation water retention property is excellent.
Example 3
First be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put into homogeneous reactor after the mixing of 3mol/L sodium hydroxide solution
In, it is heated to 110 DEG C and insulation reaction 2h, filters and remove filtering residue and obtain filtrate, measure 2L and obtain filtrate and be placed again into all
In phase reaction still, add 200g sodium metaaluminate, after stirring, be warming up to 140 DEG C, insulation crystallization 4h, after filtration and be dried,
To coal ash zeolite；Secondly load after above-mentioned coal ash zeolite and isopyknic absolute methanol being mixed in pottery fermentation tank, then
Add zeolite quality 10% glucose and 20% Carnis Bovis seu Bubali cream, be mixed to get fermentation substrate with stirring rod stirring, by inoculum concentration be 15% to
Fermentation substrate accesses Derxia gummoxa, is that 0.5mol/L potassium hydroxide solution regulates pH to 8.0, the temperature of 30 DEG C by concentration
Room is incubated natural fermentation 9 days；Again after fermentation ends, tunning is proceeded to horizontal centrifuge, with 4000r/min rotating speed from
The heart processes 20min, isolated lower sediment, more naturally dries after repeatedly rinsing 40min with deionized water, obtains making by oneself fire-retardant
Water conservation additive, standby；Score another name the most by weight takes 25 parts of methyl methacrylates, 23 parts of butyl acrylate and 20
Part hexafluorobutyl acrylate joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mixing
Monomer gross mass 4% sodium lauryl sulphate, 0.5% Ammonium persulfate. and 2% sodium bicarbonate, start agitator with 200r/min rotating speed
It is stirred；Subsequently above-mentioned there-necked flask is moved in 100 DEG C of oil bath pans, dropwise instill mix monomer when stirring
Gross mass 5% mass concentration is 5% poly-vinyl alcohol solution, controls dropping in rate of addition makes its 60min complete, is incubated polyreaction
Fluorine carbon emulsion is obtained after 3h；Finally weigh 300g titanium dioxide, self-control standby for 150g fire-retardant water conservation additive, the boiling of 400g flyash
The above-mentioned prepared fluorine carbon emulsion of stone, 40g basalt fibre, 300g deionized water, 800g and 30g secondary octyl phenol polyethenoxy ether with
And pour in sand mill after the mixing of 60g Lauryl Alcohol ester, with discharging after 500r/min rotating speed grinding 5h, after tinning, i.e. obtain fire-retardant guarantor
Water type thermal insulation coatings.
The concrete application process of the present invention: the fire-retardant water-retaining type thermal insulation coatings present invention prepared manually spreads upon outside building
On wall, smearing thickness is 5mm, and after it dries naturally, the present invention makes fire-retardant water conservation additive heat conductivity by oneself and is
0.14W/ (m K), pore volume is 0.096m3/ g, meets insulation material standard.The viscosity of thermal insulation coatings product is 4.107Pa s,
Adhesive force grade is 2 grades, and acid and alkali-resistance, resistance to salt water are good, and insulation water retention property is excellent.
Claims (1)
1. the preparation method of a fire-retardant water-retaining type thermal insulation coatings, it is characterised in that concrete preparation process is:
(1) be 1:8 by flyash and concentration by solid-to-liquid ratio it is to put in homogeneous reactor after the mixing of 3mol/L sodium hydroxide solution,
It is heated to 100～110 DEG C and insulation reaction 1～2h, filters removal filtering residue and obtain filtrate, measure 1～2L and obtain filtrate again
Secondary put in homogeneous reaction still, add 100～200g sodium metaaluminates, after stirring, be warming up to 120～140 DEG C, be incubated crystallization 3
～4h, after filtration and be dried, obtain coal ash zeolite；
(2) load after above-mentioned coal ash zeolite and isopyknic absolute methanol being mixed in pottery fermentation tank, add zeolite matter
Measure 10% glucose and 20% Carnis Bovis seu Bubali cream, be mixed to get fermentation substrate with stirring rod stirring, be 15% in fermentation substrate by inoculum concentration
Access Derxia gummoxa, be that 0.5mol/L potassium hydroxide solution regulates pH to 7.5～8.0, the temperature of 25～30 DEG C by concentration
Room is incubated natural fermentation 7～9 days；
(3), after fermentation ends, tunning is proceeded to horizontal centrifuge, with 3000～4000r/min rotating speed centrifugal treating 15～
20min, isolated lower sediment, more naturally dry after repeatedly rinsing 30～40min with deionized water, obtain making fire-retardant guarantor by oneself
Water additive, standby；
(4) score another name by weight takes 20～25 parts of methyl methacrylates, 20～23 parts of butyl acrylate and 15～20
Part hexafluorobutyl acrylate joins in the there-necked flask with agitator and Dropping funnel and obtains mix monomer, adds mixing
Monomer gross mass 2～4% sodium lauryl sulphate, 0.3～0.5% Ammonium persulfate. and 1～2% sodium bicarbonate, start agitator with
150～200r/min rotating speeds are stirred；
(5) above-mentioned there-necked flask is moved in 90～100 DEG C of oil bath pans, dropwise instill the total matter of mix monomer when stirring
Amount 3～5% mass concentration are 5% poly-vinyl alcohol solution, control rate of addition and make its 40～60min interior dropping complete, insulation polymerization
Fluorine carbon emulsion is obtained after reaction 2～3h；
(6) 200～300g titanium dioxides, 100～150g standby self-control fire-retardant water conservation additive, 300～400g flyash are weighed
The above-mentioned prepared fluorine carbon emulsion of zeolite, 20～40g basalt fibre, 200～300g deionized water, 700～800g and 20～30g
Pour in sand mill, with 300～500r/min rotating speeds after secondary octyl phenol polyethenoxy ether and the mixing of 40～60g Lauryl Alcohol esters
Discharging after grinding 3～5h, i.e. obtains fire-retardant water-retaining type thermal insulation coatings after tinning.
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| CN111269632A (en) * | 2020-04-13 | 2020-06-12 | 贵州广毅节能环保科技有限公司 | Heat-preservation and heat-insulation coating applied to building exterior wall |
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| CN111269632A (en) * | 2020-04-13 | 2020-06-12 | 贵州广毅节能环保科技有限公司 | Heat-preservation and heat-insulation coating applied to building exterior wall |
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Application publication date: 20161207 |