CN108751856A - A kind of anti-powdering falls off the preparation method of exterior wall heat-insulating paint - Google Patents
A kind of anti-powdering falls off the preparation method of exterior wall heat-insulating paint Download PDFInfo
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- CN108751856A CN108751856A CN201810758041.5A CN201810758041A CN108751856A CN 108751856 A CN108751856 A CN 108751856A CN 201810758041 A CN201810758041 A CN 201810758041A CN 108751856 A CN108751856 A CN 108751856A
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- exterior wall
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- wall heat
- insulating paint
- powdering
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00482—Coating or impregnation materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
Fall off the preparation method of exterior wall heat-insulating paint the present invention relates to a kind of anti-powdering, belongs to construction material preparing technical field.The present invention is with the flyash rich in calcareous and aluminium ion and siliceous salt, sandstone and montmorillonite are raw material, grinding obtains sieving powder, again using sugar refinery's waste water as culture solution, cultivate oil-producing algae, fermentation is blended in oil-producing algae and egg white and orange juice, obtain fermentate, fermentate and sieving powder are continued into secondary fermentation, using the filter residue that ferments as major ingredient, coordinate other auxiliary materials that anti-powdering is finally made to fall off exterior wall heat-insulating paint, the anti-powdering produced by the present invention exterior wall heat-insulating paint water resistance that falls off is good, durability is strong, adhesion strength is high, the phenomenon that being less prone to powder of detached, it has broad application prospects.
Description
Technical field
Fall off the preparation method of exterior wall heat-insulating paint the present invention relates to a kind of anti-powdering, belongs to construction material technology of preparing neck
Domain.
Background technology
In recent years, thermal insulation material especially thermal insulation coatings were quickly grown.Thermal insulation coatings are reduced for building surface in it
Portion's temperature can also make the internal heat of building be not easy quickly to scatter and disappear, in skin or roofing applications one layer of heat preservation coating,
The variation that indoor temperature can effectively be controlled, plays the role of insulation.
Thermal insulation coatings combine the dual characteristics of coating and thermal insulation material, and the guarantor of some strength and elasticity is formed with after dry
Warm layer.Compared with Conventional insulation, have thermal coefficient is low, good flame resistance, light, layer is thin, low energy consumption, construction is simple, can
It is cohered comprehensively with base and the features such as globality is strong, especially suitable for the insoluble special-shaped insulation of equipment of other thermal insulation materials.
Inorganic thermal insulation reflection coating for wall surface is focused primarily upon to the research of thermal insulation paint both at home and abroad at present, thin layer heat insulating reflecting applies
Material, radiation heat insulation material, vacuum thermal insulation paint etc. are several, but there are still preparation section complexity, coating thermal coefficient are higher
The problems such as, especially thermal coefficient also has substantial degradation space.
Currently, the most water resistance of civil building exterior wall heat-insulating paint and durability are poor, adhesion strength is low, in daylight
Under irradiation it is easy to aging and occur powder phenomenon-tion cause thermal insulation coatings peeling lose insulating power.
Therefore, it invents a kind of good waterproof performance and the novel exterior wall heat preservation coating of powder of detached can be prevented to construction material
Preparing technical field has positive meaning.
Invention content
Present invention mainly solves the technical issues of, for the current most water resistance of civil building exterior wall heat-insulating paint and
Durability is poor, and adhesion strength is low, it is easy to aging under solar radiation and occur powder phenomenon-tion cause thermal insulation coatings peeling lose guarantor
The defect of warm ability provides a kind of anti-powdering and falls off the preparation method of exterior wall heat-insulating paint.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is：
A kind of anti-powdering falls off the preparation method of exterior wall heat-insulating paint, it is characterised in that specific preparation process is：
（1）It weighs flyash, sandstone and montmorillonite to be put into ball mill, is 20 by ball material mass ratio:1 oxygen is added into ball grinder
Change zirconium ball milling pearl, 200 mesh sieve is crossed after 1~2h of ball mill grinding, obtains sieving powder, it is spare；
（2）The sugar production wastewater for collecting sugar refinery's discharge, is put into high-temperature sterilization tank, high-temperature sterilization obtains culture solution, in sterile item
Under part, the bristle algae algae seedling solution and culture solution of exponential phase are mixed, cultivates 6~8 days, rich oil bristle is obtained after culture
Algae；
（3）It is put into tissue pulverizer after above-mentioned rich oil bristle algae and egg white and orange juice are mixed, crushes 30~40min and obtain
Mince to mixed powder, mixed powder is minced be put into bottom be covered with oilpaper bamboo sieve in, by bamboo sieve be put into greenhouse, stand mouldy 5
~7 days；
（4）Wait for it is above-mentioned it is mouldy after, by oilpaper mouldy object move into fermentation tank in, be sealed by fermentation, obtain tunning, will
After tunning and the mixing of spare sieving powder, continue to be sealed by fermentation；
（5）Wait for it is above-mentioned be separated by filtration to obtain fermentation filter residue after fermentation, count in parts by weight, weigh 50~60 parts of fermentation filters
Slag, 10~15 parts of Portland cements, 10~12 parts of sodium lignin sulfonates, 4~6 parts of xanthans and 1~3 part of silicone emulsion are put
Enter in blender, be stirred to react 3~5h, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
Step（1）Described in flyash, sandstone and the mass ratio of montmorillonite be 5:3:4.
Step（2）Described in the temperature of high-temperature sterilization be 120~125 DEG C, time of high-temperature sterilization is 10~15min,
The bristle algae algae seedling solution of exponential phase and the mass ratio of culture solution are 1:10, the intensity of illumination of culture is 2500~2600lx,
The temperature of culture is 24~26 DEG C.
Step（3）Described in rich oil bristle algae and the mass ratio of egg white and orange juice be 10:5:1, the temperature in greenhouse
It is 60~70% for 25~35 DEG C, relative air humidity.
Step（4）Described in the temperature of sealing and fermenting be 28~32 DEG C, time of sealing and fermenting is 5~7 days, fermentation production
The mass ratio of object and sieving powder is 2:1, it is 35~45 DEG C to continue the temperature being sealed by fermentation, and it is 7 to continue the time being sealed by fermentation
~9 days.
Step（5）Described in the temperature being stirred to react be 65~75 DEG C, the rotating speed being stirred to react be 200~300r/
min。
The beneficial effects of the invention are as follows：
Using flyash, sandstone and montmorillonite rich in calcareous and aluminium ion and siliceous salt as raw material, grinding obtained the present invention
Powder is sieved, then using sugar refinery's waste water as culture solution, cultivate oil-producing algae, hair is blended in oil-producing algae and egg white and orange juice
Ferment obtains fermentate, and fermentate and sieving powder are continued secondary fermentation coordinates other auxiliary materials most using the filter residue that ferments as major ingredient
Obtained anti-powdering falls off exterior wall heat-insulating paint eventually, and the present invention first will be enriched in flyash, the sand of calcareous and aluminium ion and siliceous salt
Rock and montmorillonite pulverize and sieve, and obtain sieving powder, and the sugar production wastewater for then collecting high sugar and high COD, BOD is culture
Liquid is cultivated under conditions of low nitrogen, using bristle algae oil-producing and accumulates grease, obtains rich oil bristle algae, then by rich oil bristle
Algae and egg white and orange juice are blended mouldy under conditions of high temperature and humidity, then mouldy object are sealed by fermentation, utilize the micro- life of mould
Object degrades grease therein, protein and organic carboxyl acid, and generates a large amount of active ester groups, carboxylic group and other activity
These groups then by fermentate and sieving powder second fermentation, and are introduced into sieving powder by group during fermentation
Surface, wherein being introduced into for ester group make the hydrophobic grouping quantity in final thermal insulation coatings matrix increase, and hydrophobicity is shown
It writes and improves, so as to improve the water resistance of thermal insulation coatings, and a large amount of carboxyls in tunning itself sequestering strong, this hairs
Rich in calcareous and aluminium ion and siliceous salt in bright sieving powder, have sequestering carboxyl can be in sieving powder mix system
In, aluminium ion and other metal salts are complexed, the complex compound that they form forms many solvable areas, improves hydrated product
Diffusion rate promotes the aquation of sieving powder and generates a large amount of short cylinder entringite, these newly-generated calcium by chemically reacting
Aluminite crystal is mutually staggered to form a close shape structure and thermal insulation coatings is made to condense rapidly, and the calcium ion quilt in powder that is sieved
Consumption promotes tricalcium silicate aquation again, so that the calcium hydroxide quantity in coating is reduced, the hydrated calcium silicate gel and calcium of generation
Aluminite network structure collective effect, filling pore keeps hardening coat microstructure finer and close, therefore improves heat insulation coating
Compactness and mechanical strength so that heat insulation coating produced by the present invention, which is not pulverized easily, to fall off, and other active groups in tunning
The introducing of group can generate Chemical bonding and Hydrogen Binding Adsorption, to increase coating and wall with the activity hydroxy of surface of wall
Cohesive force between body, so that thermal insulation coatings adhesive property improves, in addition, the montmorillonite in thermal insulation coatings of the present invention has
The function of shielding ultraviolet rays, its presence improve the anti-light aging performance of thermal insulation coatings of the present invention, have wide application
Foreground.
Specific implementation mode
It is 5 in mass ratio:3:4, which weigh flyash, sandstone and montmorillonite, is put into ball mill, is 20 by ball material mass ratio:1
Zirconium oxide ball milling pearl is added into ball grinder, 200 mesh sieve is crossed after 1~2h of ball mill grinding, obtains sieving powder, it is spare；Collect system
The sugar production wastewater of sugar refinery discharge, is put into high-temperature sterilization tank, 10~15min of high-temperature sterilization, is cultivated at 120~125 DEG C
Liquid is in mass ratio aseptically 1:10 mix the bristle algae algae seedling solution and culture solution of exponential phase, are placed on illumination
It is cultivated 6~8 days under conditions of intensity is 2500~2600lx, temperature is 24~26 DEG C, rich oil bristle algae is obtained after culture；
It is 10 in mass ratio by rich oil bristle algae and egg white and orange juice:5:It is put into tissue pulverizer after 1 mixing, crushing 30~
40min obtains mixed powder and minces, mixed powder is minced be put into bottom be covered with oilpaper bamboo sieve in, by bamboo sieve be put into temperature 25~35
DEG C, relative air humidity be 60~70% greenhouse in, stand mouldy 5~7 days；Wait for it is mouldy after, by the mouldy object on oilpaper
It moves into fermentation tank, seals tank mouth, be sealed by fermentation 5~7 days at 28~32 DEG C, obtain tunning, by tunning and standby
Sieving powder is 2 in mass ratio:After 1 mixing, continue sealing and fermenting at 35~45 DEG C 7~9 days；It waits for after fermentation,
It is separated by filtration to obtain fermentation filter residue, count in parts by weight, weigh 50~60 parts of fermentation filter residues, 10~15 parts of normal silicate water
Mud, 10~12 parts of sodium lignin sulfonates, 4~6 parts of xanthans and 1~3 part of silicone emulsion are put into blender, temperature be 65~
3~5h is stirred to react with the rotating speed of 200~300r/min at 75 DEG C, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
It is 5 in mass ratio:3:4, which weigh flyash, sandstone and montmorillonite, is put into ball mill, is 20 by ball material mass ratio:1
Zirconium oxide ball milling pearl is added into ball grinder, 200 mesh sieve is crossed after ball mill grinding 1h, obtains sieving powder, it is spare；Collect sugar refinery
The sugar production wastewater of discharge is put into high-temperature sterilization tank, and high-temperature sterilization 10min, obtains culture solution at 120 DEG C, in aseptic condition
Under, it is in mass ratio 1:10 mix the bristle algae algae seedling solution and culture solution of exponential phase, be placed on intensity of illumination be 2500lx,
Temperature is cultivated 6 days under conditions of being 24 DEG C, and rich oil bristle algae is obtained after culture；By rich oil bristle algae and egg white and orange
Juice is 10 in mass ratio:5:It is put into tissue pulverizer after 1 mixing, crushing 30min obtains mixed powder and minces, and mixed powder is minced
It is put into bottom to be covered in the bamboo sieve of oilpaper, bamboo sieve is put into 25 DEG C of temperature, relative air humidity in 60% greenhouse, to stand hair
Mould 5 days；Wait for it is mouldy after, by oilpaper mouldy object move into fermentation tank in, seal tank mouth, be sealed by fermentation 5 days at 28 DEG C,
Tunning is obtained, is 2 in mass ratio by tunning and spare sieving powder:After 1 mixing, continue sealing hair at 35 DEG C
Ferment 7 days；Wait for after fermentation, being separated by filtration to obtain fermentation filter residue, counting in parts by weight, weigh 50 parts of fermentation filter residues, 10 parts it is general
Logical portland cement, 10 parts of sodium lignin sulfonates, 4 parts of xanthans and 1 part of silicone emulsion are put into blender, are 65 DEG C in temperature
Under 3h is stirred to react with the rotating speed of 200r/min, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
It is 5 in mass ratio:3:4, which weigh flyash, sandstone and montmorillonite, is put into ball mill, is 20 by ball material mass ratio:1
Zirconium oxide ball milling pearl is added into ball grinder, 200 mesh sieve is crossed after ball mill grinding 2h, obtains sieving powder, it is spare；Collect sugar refinery
The sugar production wastewater of discharge is put into high-temperature sterilization tank, and high-temperature sterilization 13min, obtains culture solution at 123 DEG C, in aseptic condition
Under, it is in mass ratio 1:10 mix the bristle algae algae seedling solution and culture solution of exponential phase, be placed on intensity of illumination be 2550lx,
Temperature is cultivated 7 days under conditions of being 25 DEG C, and rich oil bristle algae is obtained after culture；By rich oil bristle algae and egg white and orange
Juice is 10 in mass ratio:5:It is put into tissue pulverizer after 1 mixing, crushing 35min obtains mixed powder and minces, and mixed powder is minced
It is put into bottom to be covered in the bamboo sieve of oilpaper, bamboo sieve is put into 30 DEG C of temperature, relative air humidity in 65% greenhouse, to stand hair
Mould 6 days；Wait for it is mouldy after, by oilpaper mouldy object move into fermentation tank in, seal tank mouth, be sealed by fermentation 6 days at 30 DEG C,
Tunning is obtained, is 2 in mass ratio by tunning and spare sieving powder:After 1 mixing, continue sealing hair at 40 DEG C
Ferment 8 days；Wait for after fermentation, being separated by filtration to obtain fermentation filter residue, counting in parts by weight, weigh 55 parts of fermentation filter residues, 13 parts it is general
Logical portland cement, 11 parts of sodium lignin sulfonates, 5 parts of xanthans and 2 parts of silicone emulsions are put into blender, are 70 DEG C in temperature
Under 4h is stirred to react with the rotating speed of 250r/min, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
It is 5 in mass ratio:3:4, which weigh flyash, sandstone and montmorillonite, is put into ball mill, is 20 by ball material mass ratio:1
Zirconium oxide ball milling pearl is added into ball grinder, 200 mesh sieve is crossed after ball mill grinding 2h, obtains sieving powder, it is spare；Collect sugar refinery
The sugar production wastewater of discharge is put into high-temperature sterilization tank, and high-temperature sterilization 13min, obtains culture solution at 121 DEG C, in aseptic condition
Under, it is in mass ratio 1:10 mix the bristle algae algae seedling solution and culture solution of exponential phase, be placed on intensity of illumination be 2600lx,
Temperature is cultivated 8 days under conditions of being 26 DEG C, and rich oil bristle algae is obtained after culture；By rich oil bristle algae and egg white and orange
Juice is 10 in mass ratio:5:It is put into tissue pulverizer after 1 mixing, crushing 40min obtains mixed powder and minces, and mixed powder is minced
It is put into bottom to be covered in the bamboo sieve of oilpaper, bamboo sieve is put into 35 DEG C of temperature, relative air humidity in 70% greenhouse, to stand hair
Mould 7 days；Wait for it is mouldy after, by oilpaper mouldy object move into fermentation tank in, seal tank mouth, be sealed by fermentation 7 days at 32 DEG C,
Tunning is obtained, is 2 in mass ratio by tunning and spare sieving powder:After 1 mixing, continue sealing hair at 45 DEG C
Ferment 9 days；Wait for after fermentation, being separated by filtration to obtain fermentation filter residue, counting in parts by weight, weigh 60 parts of fermentation filter residues, 15 parts it is general
Logical portland cement, 12 parts of sodium lignin sulfonates, 6 parts of xanthans and 3 parts of silicone emulsions are put into blender, are 75 DEG C in temperature
Under 5h is stirred to react with the rotating speed of 300r/min, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
The exterior wall heat-insulating paint that reference examples are produced with Changzhou company example as a contrast
The exterior wall heat-insulating paint to fall off to anti-powdering produced by the present invention in exterior wall heat-insulating paint and reference examples carries out performance detection,
Testing result is as shown in table 1：
1 performance test results of table
| Detection project | Example 1 | Example 2 | Example 3 | Reference examples |
| Thermal coefficient | 0.04 | 0.04 | 0.02 | 0.30 |
| Adhesion strength（MPa） | 2.5 | 2.8 | 3.0 | 1.6 |
| Flexural strength（MPa） | 6.5 | 6.5 | 6.8 | 4.9 |
| Compression strength（MPa） | 13.9 | 14.1 | 14.2 | 12.1 |
| Water absorption rate after 95 DEG C of hot-water soak 12h（%） | 8 | 8 | 6 | 45 |
The anti-powdering produced by the present invention exterior wall heat-insulating paint water resistance that falls off is good it can be seen from detection data in upper table, resistance to
Long property is strong, and adhesion strength is high, the phenomenon that being less prone to powder of detached, has broad application prospects.
Claims (6)
- The preparation method of exterior wall heat-insulating paint 1. a kind of anti-powdering falls off, it is characterised in that specifically preparation process is：（1）It weighs flyash, sandstone and montmorillonite to be put into ball mill, is 20 by ball material mass ratio:1 oxygen is added into ball grinder Change zirconium ball milling pearl, 200 mesh sieve is crossed after 1~2h of ball mill grinding, obtains sieving powder, it is spare；（2）The sugar production wastewater for collecting sugar refinery's discharge, is put into high-temperature sterilization tank, high-temperature sterilization obtains culture solution, in sterile item Under part, the bristle algae algae seedling solution and culture solution of exponential phase are mixed, cultivates 6~8 days, rich oil bristle is obtained after culture Algae；（3）It is put into tissue pulverizer after above-mentioned rich oil bristle algae and egg white and orange juice are mixed, crushes 30~40min and obtain Mince to mixed powder, mixed powder is minced be put into bottom be covered with oilpaper bamboo sieve in, by bamboo sieve be put into greenhouse, stand mouldy 5 ~7 days；（4）Wait for it is above-mentioned it is mouldy after, by oilpaper mouldy object move into fermentation tank in, be sealed by fermentation, obtain tunning, will After tunning and the mixing of spare sieving powder, continue to be sealed by fermentation；（5）Wait for it is above-mentioned be separated by filtration to obtain fermentation filter residue after fermentation, count in parts by weight, weigh 50~60 parts of fermentation filters Slag, 10~15 parts of Portland cements, 10~12 parts of sodium lignin sulfonates, 4~6 parts of xanthans and 1~3 part of silicone emulsion are put Enter in blender, be stirred to react 3~5h, discharging falls off exterior wall heat-insulating paint to get anti-powdering.
- The preparation method of exterior wall heat-insulating paint 2. a kind of anti-powdering according to claim 1 falls off, it is characterised in that：Step （1）Described in flyash, sandstone and the mass ratio of montmorillonite be 5:3:4.
- The preparation method of exterior wall heat-insulating paint 3. a kind of anti-powdering according to claim 1 falls off, it is characterised in that：Step （2）Described in the temperature of high-temperature sterilization be 120~125 DEG C, time of high-temperature sterilization is 10~15min, exponential phase The mass ratio of bristle algae algae seedling solution and culture solution is 1:10, the intensity of illumination of culture is 2500~2600lx, and the temperature of culture is 24~26 DEG C.
- The preparation method of exterior wall heat-insulating paint 4. a kind of anti-powdering according to claim 1 falls off, it is characterised in that：Step （3）Described in rich oil bristle algae and the mass ratio of egg white and orange juice be 10:5:1, the temperature in greenhouse is 25~35 DEG C, empty Gas relative humidity is 60~70%.
- The preparation method of exterior wall heat-insulating paint 5. a kind of anti-powdering according to claim 1 falls off, it is characterised in that：Step （4）Described in the temperature of sealing and fermenting be 28~32 DEG C, time of sealing and fermenting is 5~7 days, tunning and sieving powder Mass ratio be 2:1, it is 35~45 DEG C to continue the temperature being sealed by fermentation, and it is 7~9 days to continue the time being sealed by fermentation.
- The preparation method of exterior wall heat-insulating paint 6. a kind of anti-powdering according to claim 1 falls off, it is characterised in that：Step （5）Described in the temperature being stirred to react be 65~75 DEG C, the rotating speed being stirred to react be 200~300r/min.
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| CN201810758041.5A CN108751856A (en) | 2018-07-11 | 2018-07-11 | A kind of anti-powdering falls off the preparation method of exterior wall heat-insulating paint |
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| CN201810758041.5A CN108751856A (en) | 2018-07-11 | 2018-07-11 | A kind of anti-powdering falls off the preparation method of exterior wall heat-insulating paint |
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| CN111253859A (en) * | 2020-01-21 | 2020-06-09 | 微山宏瑞电力科技有限公司 | Ultraviolet-resistant resin-based biological shock-absorbing sound-insulating exterior wall coating and manufacturing method thereof |
| CN112795486A (en) * | 2020-12-30 | 2021-05-14 | 兴源环境科技股份有限公司 | Method for synchronously producing ethanol by livestock and poultry manure microalgae culture |
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Application publication date: 20181106 |