CN108821715A - A kind of preparation method of impermeabilisation external wall insulation - Google Patents
A kind of preparation method of impermeabilisation external wall insulation Download PDFInfo
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- CN108821715A CN108821715A CN201810578476.1A CN201810578476A CN108821715A CN 108821715 A CN108821715 A CN 108821715A CN 201810578476 A CN201810578476 A CN 201810578476A CN 108821715 A CN108821715 A CN 108821715A
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- impermeabilisation
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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
- C04B28/14—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 calcium sulfate cements
- C04B28/142—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements
- C04B28/144—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 calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being a flue gas desulfurization product
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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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
-
- 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
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/27—Water resistance, i.e. waterproof or water-repellent materials
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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
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/40—Porous or lightweight materials
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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
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a kind of preparation methods of impermeabilisation external wall insulation, include the following steps：By locust bean gum, expanded perlite, hydrogen peroxide solution stirring, filtering, regulation system is in neutrality, and 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, and ammonium ceric nitrate stirring is added in heating stirring, and precipitating is dried to obtain prefabricated material；Cement, cinder, prefabricated material, calcining desulfurized gypsum, basalt, polypropylene fibre, clay, slag micropowder, hollow glass microbead, straw powder, melamine resin water-reducing agent, air entraining agent, methyl cellulose ether, polyethylene glycol are mixed, it adds water and stirs uniformly, it stands, filtering, compacting, it stands, is put into still kettle and is conserved, drying obtains impermeabilisation external wall insulation.Gained external wall insulation lightweight of the invention, excellent in cushion effect, impermeabilisation, cracking resistance, heat insulation effect are good.
Description
Technical field
The present invention relates to external wall insulation technical field more particularly to a kind of preparation methods of impermeabilisation external wall insulation.
Background technique
Building energy conservation is the important link of China's energy conservation, various in style for architecture exterior wall insulating materials, is had inorganic
Material, organic material, composite material etc., external wall insulation are the important components of building energy conservation, the 1980s mid-term,
China starts to carry out the popularization and application of exterior-wall heat insulation.There are anti-permeability performance deficiencies, skill easy to crack for exterior wall board thermal insulation board at present
Art problem, it would be highly desirable to solve.
Summary of the invention
Technical problems based on background technology, the invention proposes a kind of preparation sides of impermeabilisation external wall insulation
Method, gained external wall insulation lightweight, excellent in cushion effect, impermeabilisation, cracking resistance, heat insulation effect are good.
A kind of preparation method of impermeabilisation external wall insulation proposed by the present invention, includes the following steps：
S1, locust bean gum, expanded perlite, hydrogen peroxide solution are stirred, filtering, regulation system is in neutrality, nitrogen protection
Ammonium ceric nitrate stirring is added in lower addition 2- acrylamide-2-methylpro panesulfonic acid, heating stirring, and precipitating is dried to obtain prefabricated
Material；
S2, by cement, cinder, prefabricated material, calcining desulfurized gypsum, basalt, polypropylene fibre, clay, slag micropowder, in
Empty glass microballoon, straw powder, melamine resin water-reducing agent, air entraining agent, methyl cellulose ether, polyethylene glycol mixing, add water to stir
It mixes uniformly, stands, filter, suppress, stand, be put into still kettle and conserved, drying obtains impermeabilisation external wall insulation.
Preferably, in S1, hydrogen peroxide solution concentration is 4-8wt%.
Preferably, in S1, locust bean gum, expanded perlite, hydrogen peroxide solution, 2- acrylamide-2-methylpro panesulfonic acid,
The weight ratio of ammonium ceric nitrate is 35-45：40-80：180-220：6-14：0.02-0.04.
Preferably, in S1, locust bean gum, expanded perlite, hydrogen peroxide solution are stirred into 40-60min, filtering adjusts body
System is in neutrality, and 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 70-80 DEG C of stirring 2-4h, and nitre is added
Sour cerium ammonium stirring 40-60min is dried to obtain prefabricated material with acetone precipitation.
Preferably, in S2, cement, cinder, prefabricated material, calcining desulfurized gypsum, basalt, polypropylene fibre, clay, slag
Micro mist, hollow glass microbead, straw powder, melamine resin water-reducing agent, air entraining agent, methyl cellulose ether, polyethylene glycol weight
Amount is than being 30-40：45-55：20-40：8-16：8-16：8-14：4-8：3-7：30-50：20-40：2-4：2-4：2-4：15-25.
Preferably, in S2, adding water to water content is 18-22wt%, is stirred evenly, and 2-5h is stood.
Preferably, in S2, pressing time 2-10h, pressing pressure 20-30MPa stand 10-20h.
Preferably, in S2, maintenance pressure is 0.1-0.5MPa, curing time 50-100min.
In S1 of the present invention, locust bean gum and expanded perlite are dispersed in hydrogen peroxide solution, in an acidic solution, locust bean
The macromolecular structure of glue is interrupted, and is dispersed in the layer structure of expanded perlite, excellent shock resistance, and heat-insulated guarantor
Temp effect is good, is caused by cerium ion to locust bean gum and generates free radical, is then grafted 2- acrylamido -2- methyl-prop sulphur
The introducing of acid, long side chain greatly improves toughness, makes the prefabricated material light weight of gained can on the basis of guaranteeing product strength
The additive amount for reducing inorganic material after compounding with cement, cinder, can effectively improve the flexural strength and tension of gained insulation board
Power.
Specific gravity of the present invention is small, and density is no more than 350kg/m3, minimum reachable 210kg/m3, make the present invention easily with building knot
It closing, without will cause contraction and rupture, leakage problems can not be formed, long service life, overall cost is low, every square metre of the present invention
Raw material overall cost is not higher than 20 yuans, and used cement, which is compared, compared with common insulation board can reduce 50% or more.
The present invention is applied widely, with high content of technology, improves the comfort level of inhabitation, can be used for exterior wall main structure, extend building
Service life, stable product quality.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
Embodiment 1
A kind of preparation method of impermeabilisation external wall insulation, includes the following steps：
It S1, is 8wt% hydrogen peroxide solution stirring 40min by 35kg locust bean gum, 80kg expanded perlite, 180kg concentration,
Filtering, regulation system are in neutrality, and 14kg 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 70 DEG C and stirs
4h is mixed, 0.02kg ammonium ceric nitrate stirring 60min is added with acetone precipitation and is dried to obtain prefabricated material；
S2,30kg cement, 55kg cinder, the prefabricated material of 20kg, 16kg are calcined into desulfurized gypsum, 8kg basalt, 14kg poly- third
Alkene fiber, 4kg clay, 7kg slag micropowder, 30kg hollow glass microbead, 40kg straw powder, 2kg melamine resin water-reducing agent,
4kg air entraining agent, 2kg methyl cellulose ether, the mixing of 25kg polyethylene glycol, adding water to water content is 18wt%, is stirred evenly, and is stood
2h, pressing pressure 30MPa are suppressed in 5h, filtering, are stood 10h, are put into still kettle and are conserved, and maintenance pressure is 0.5MPa,
Curing time is 50min, and drying obtains impermeabilisation external wall insulation.
Embodiment 2
A kind of preparation method of impermeabilisation external wall insulation, includes the following steps：
It S1, is 4wt% hydrogen peroxide solution stirring 60min by 45kg locust bean gum, 40kg expanded perlite, 220kg concentration,
Filtering, regulation system are in neutrality, and 6kg 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 80 DEG C and stirs
2h is mixed, 0.04kg ammonium ceric nitrate stirring 40min is added with acetone precipitation and is dried to obtain prefabricated material；
S2,40kg cement, 45kg cinder, the prefabricated material of 40kg, 8kg are calcined into desulfurized gypsum, 16kg basalt, 8kg poly- third
Alkene fiber, 8kg clay, 3kg slag micropowder, 50kg hollow glass microbead, 20kg straw powder, 4kg melamine resin water-reducing agent,
2kg air entraining agent, 4kg methyl cellulose ether, the mixing of 15kg polyethylene glycol, adding water to water content is 22wt%, is stirred evenly, and is stood
10h, pressing pressure 20MPa are suppressed in 2h, filtering, are stood 20h, are put into still kettle and are conserved, and maintenance pressure is
0.1MPa, curing time 100min, drying obtain impermeabilisation external wall insulation.
Embodiment 3
A kind of preparation method of impermeabilisation external wall insulation, includes the following steps：
It S1, is 7wt% hydrogen peroxide solution stirring 45min by 38kg locust bean gum, 70kg expanded perlite, 190kg concentration,
Filtering, regulation system are in neutrality, and 12kg 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 73 DEG C and stirs
3.5h is mixed, 0.025kg ammonium ceric nitrate stirring 55min is added with acetone precipitation and is dried to obtain prefabricated material；
S2,33kg cement, 52kg cinder, the prefabricated material of 25kg, 14kg calcining desulfurized gypsum, 10kg basalt, 12kg are gathered
Tacryl, 5kg clay, 6kg slag micropowder, 35kg hollow glass microbead, 35kg straw powder, 2.5kg melamine resin subtract
Aqua, 3.5kg air entraining agent, 2.5kg methyl cellulose ether, the mixing of 22kg polyethylene glycol, adding water to water content is 19wt%, stirring
Uniformly, 4h is stood, 4h, pressing pressure 28MPa are suppressed in filtering, are stood 14h, are put into still kettle and are conserved, and pressure is conserved
For 0.4MPa, curing time 60min, drying obtains impermeabilisation external wall insulation.
Embodiment 4
A kind of preparation method of impermeabilisation external wall insulation, includes the following steps：
It S1, is 5wt% hydrogen peroxide solution stirring 55min by 42kg locust bean gum, 50kg expanded perlite, 210kg concentration,
Filtering, regulation system are in neutrality, and 8kg 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 77 DEG C and stirs
2.5h is mixed, 0.035kg ammonium ceric nitrate stirring 45min is added with acetone precipitation and is dried to obtain prefabricated material；
S2,37kg cement, 48kg cinder, the prefabricated material of 35kg, 10kg calcining desulfurized gypsum, 14kg basalt, 10kg are gathered
Tacryl, 7kg clay, 4kg slag micropowder, 45kg hollow glass microbead, 25kg straw powder, 3.5kg melamine resin subtract
Aqua, 2.5kg air entraining agent, 3.5kg methyl cellulose ether, the mixing of 18kg polyethylene glycol, adding water to water content is 21wt%, stirring
Uniformly, 3h is stood, 8h, pressing pressure 22MPa are suppressed in filtering, are stood 18h, are put into still kettle and are conserved, and pressure is conserved
For 0.2MPa, curing time 80min, drying obtains impermeabilisation external wall insulation.
Embodiment 5
A kind of preparation method of impermeabilisation external wall insulation, includes the following steps：
It S1, is 6wt% hydrogen peroxide solution stirring 50min by 40kg locust bean gum, 60kg expanded perlite, 200kg concentration,
Filtering, regulation system are in neutrality, and 10kg 2- acrylamide-2-methylpro panesulfonic acid is added under nitrogen protection, is warming up to 75 DEG C and stirs
3h is mixed, 0.03kg ammonium ceric nitrate stirring 50min is added with acetone precipitation and is dried to obtain prefabricated material；
S2,35kg cement, 50kg cinder, the prefabricated material of 30kg, 12kg calcining desulfurized gypsum, 12kg basalt, 11kg are gathered
Tacryl, 6kg clay, 5kg slag micropowder, 40kg hollow glass microbead, 30kg straw powder, 3kg melamine resin diminishing
Agent, 3kg air entraining agent, 3kg methyl cellulose ether, the mixing of 20kg polyethylene glycol, adding water to water content is 20wt%, is stirred evenly,
3.5h is stood, 6h, pressing pressure 25MPa are suppressed in filtering, are stood 16h, are put into still kettle and are conserved, and maintenance pressure is
0.3MPa, curing time 70min, drying obtain impermeabilisation external wall insulation.
Comparative example 1
A kind of preparation method of external wall insulation, includes the following steps：35kg cement, 50kg cinder, 30kg expansion is precious
It is hollow that Zhu Yan, 12kg calcine desulfurized gypsum, 12kg basalt, 11kg polypropylene fibre, 6kg clay, 5kg slag micropowder, 40kg
Glass microballoon, 30kg straw powder, 3kg melamine resin water-reducing agent, 3kg air entraining agent, 3kg methyl cellulose ether, the poly- second of 20kg
Glycol mixing, adding water to water content is 20wt%, is stirred evenly, and stands 3.5h, and 6h, pressing pressure 25MPa are suppressed in filtering,
16h is stood, is put into still kettle and is conserved, maintenance pressure is 0.3MPa, curing time 70min, and drying obtains exterior wall guarantor
Warm plate.
Comparative example 2
A kind of preparation method of external wall insulation, includes the following steps：35kg cement, 50kg cinder, 12kg calcining is de-
Sulphur gypsum, 12kg basalt, 11kg polypropylene fibre, 6kg clay, 5kg slag micropowder, 40kg hollow glass microbead, 30kg straw
Stalk powder, 3kg melamine resin water-reducing agent, 3kg air entraining agent, 3kg methyl cellulose ether, the mixing of 20kg polyethylene glycol, add water to
Water content is 20wt%, is stirred evenly, and 3.5h is stood, and 6h, pressing pressure 25MPa are suppressed in filtering, stands 16h, is put into steam pressure
It is conserved in kettle, maintenance pressure is 0.3MPa, curing time 70min, and drying obtains external wall insulation.
External wall insulation obtained by the external wall insulation of infiltration obtained by embodiment 5 and comparative example 1-2 is subjected to performance comparison,
As a result as follows：
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (8)
1. a kind of preparation method of impermeabilisation external wall insulation, which is characterized in that include the following steps：
S1, locust bean gum, expanded perlite, hydrogen peroxide solution are stirred, filtering, regulation system is in neutrality, and is added under nitrogen protection
Enter 2- acrylamide-2-methylpro panesulfonic acid, ammonium ceric nitrate stirring is added in heating stirring, and precipitating is dried to obtain prefabricated material；
S2, by cement, cinder, prefabricated material, calcining desulfurized gypsum, basalt, polypropylene fibre, clay, slag micropowder, hollow glass
Glass microballon, straw powder, melamine resin water-reducing agent, air entraining agent, methyl cellulose ether, polyethylene glycol mixing, add water and stir
It is even, it stands, filters, suppress, stand, be put into still kettle and conserved, drying obtains impermeabilisation external wall insulation.
2. the preparation method of impermeabilisation external wall insulation according to claim 1, which is characterized in that in S1, hydrogen peroxide solution
Concentration is 4-8wt%.
3. the preparation method of impermeabilisation external wall insulation according to claim 1 or claim 2, which is characterized in that in S1, locust bean
Glue, expanded perlite, hydrogen peroxide solution, 2- acrylamide-2-methylpro panesulfonic acid, ammonium ceric nitrate weight ratio be 35-45：
40-80：180-220：6-14：0.02-0.04.
4. the preparation method of any one of -3 impermeabilisation external wall insulations according to claim 1, which is characterized in that, will in S1
Locust bean gum, expanded perlite, hydrogen peroxide solution stir 40-60min, filtering, and regulation system is in neutrality, is added under nitrogen protection
2- acrylamide-2-methylpro panesulfonic acid is warming up to 70-80 DEG C of stirring 2-4h, and ammonium ceric nitrate is added and stirs 40-60min, with third
Ketone precipitating, is dried to obtain prefabricated material.
5. the preparation method of any one of -4 impermeabilisation external wall insulations according to claim 1, which is characterized in that in S2, water
Mud, cinder, prefabricated material, calcining desulfurized gypsum, basalt, polypropylene fibre, clay, slag micropowder, hollow glass microbead, stalk
Powder, melamine resin water-reducing agent, air entraining agent, methyl cellulose ether, polyethylene glycol weight ratio be 30-40：45-55：20-
40：8-16：8-16：8-14：4-8：3-7：30-50：20-40：2-4：2-4：2-4：15-25.
6. the preparation method of any one of -5 impermeabilisation external wall insulations according to claim 1, which is characterized in that in S2, add
Water to water content is 18-22wt%, is stirred evenly, and 2-5h is stood.
7. the preparation method of any one of -6 impermeabilisation external wall insulations according to claim 1, which is characterized in that in S2, pressure
Time processed is 2-10h, pressing pressure 20-30MPa, stands 10-20h.
8. the preparation method of any one of -7 impermeabilisation external wall insulations according to claim 1, which is characterized in that in S2, support
Shield pressure is 0.1-0.5MPa, curing time 50-100min.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111995407A (en) * | 2020-08-10 | 2020-11-27 | 遵义汉丰装饰材料有限责任公司 | Fireproof and mildew-proof building block and preparation process thereof |
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| CN111995407A (en) * | 2020-08-10 | 2020-11-27 | 遵义汉丰装饰材料有限责任公司 | Fireproof and mildew-proof building block and preparation process thereof |
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Application publication date: 20181116 |
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| RJ01 | Rejection of invention patent application after publication |