CN106348709A - Foaming heat-conducting gypsum-based self- leveling floor tile materials - Google Patents
Foaming heat-conducting gypsum-based self- leveling floor tile materials Download PDFInfo
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- CN106348709A CN106348709A CN201610751291.7A CN201610751291A CN106348709A CN 106348709 A CN106348709 A CN 106348709A CN 201610751291 A CN201610751291 A CN 201610751291A CN 106348709 A CN106348709 A CN 106348709A
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- floor tile
- based self
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- foaming heat
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Classifications
-
- 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
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
- C04B28/146—Calcium sulfate hemi-hydrate with a specific crystal form alpha-hemihydrate
-
- 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
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
-
- 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)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses foaming heat-conducting gypsum-based self- leveling floor tile materials belonging to the field of self-leveling floor tile materials, prepared from, by weight, 49-54 parts of hemihydrate gypsum, 6-10 parts of cement, 28-30 parts of quartz sand, 10-15 parts of coarse whiting powder, 0.5-1.6 parts of redispersible powder, 0.32-0.45 parts of water-reducing admixture, 0.02-0.03 parts of water-keep agent, 0.06-0.11 parts of retarder, 5-10 parts of expandable polystyrene particles, and 0.1-0.5 parts of PP fiber. The foaming heat-conducting gypsum-based self- leveling floor tile materials are applied in underfloor heating which shrink less and do not tend to crack to meet requirements of quick temperature rise followed by slow temperature fall of underfloor heating as well as have good water resistance.
Description
Technical field
The present invention relates to a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material, belong to Self-leveling floor tile Material Field.
Background technology
The annual discharge capacity of China's industry by-product gypsum reaches more than hundred million tons, and most industry by-product gypsum is banked up throughout the year
Outside, take substantial amounts of soil, pollute surrounding enviroment, there is using industry by-product gypsum preparation α-half water of gelling property
Gypsum Fibrosum, alpha-semi water plaster stone is prepared Gypsum Fibrosum based self-leveling mortar as major gelled material, not only improves the protection of environment, and energy
Energy saving and resource, meet National Sustainable Development Strategies.For now, gypsum-based self-leveling material is because of its intensity relatively
Low, using being restricted.
Heat radiation heating, abbreviation floor heating, it is by temperature not higher than 60 degrees Celsius of hot water or heating cable, be secretly embedded in underground heat
Heat whole ground, by ground equably to a kind of heating system of indoor heat loss through radiation in underfloor coil system.Ground
Heat radiation heating, compared with traditional heating modes, has the various features such as comfortable, energy-conservation and environmental protection.
But there are the following problems: (1) common cement-base backfilling material for traditional floor heating, shrink big, easy to crack；(2) cannot
Active balance floor heating programming rate is fast, and the slow requirement of later stage cooling rate；(3) common gypsum class materials water-resistant is poor.
Content of the invention
The technical problem to be solved is: a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material is provided,
It solves traditional floor heating and adopts common cement-base backfilling material, it shrink big, easy to crack it is impossible to active balance floor heating heats up speed
Degree is fast, and the slow requirement of later stage cooling rate, and adopt common gypsum class material, the problem of its poor water resistance.
The technical problem to be solved takes technical scheme below to realize:
A kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material, it is formulated by the component of following mass fraction: half water stone
49～54 parts of cream, 6～10 parts of cement, 28～30 parts of quartz sand, 10～15 parts of dicalcium powder, redispersable latex powder 0.5～1.6
Part, 0.32～0.45 part of water reducer, 0.02～0.03 part of water-retaining agent, 0.06～0.11 part of retarder, expandable polystyrene
5～10 parts of grain, 0.1～0.5 part of pp fiber.
As preferred embodiment, described semi-hydrated gypsum is alpha-semi water plaster stone.
As preferred embodiment, described cement adopts any one in portland cement, aluminate cement, and strength grade is
52.5.
As preferred embodiment, described quartz sand adopts 40～120 mesh quartz sands.
As preferred embodiment, the specification of described dicalcium powder is 400 mesh.
As preferred embodiment, described a point latex powder VAE can be adopted again.
As preferred embodiment, described water reducer is pc-1016 type polycarboxylic acids powder water reducer, hy type polycarboxylic acids powder diminishing
Any one in agent.
As preferred embodiment, described water-retaining agent is organic modification montmonrillonite.
As preferred embodiment, described retarder is sg-10 calcium sulphate retarder, any one in trisodium citrate.
The invention has the beneficial effects as follows:
(1) feature of semi-hydrated gypsum aquation microdilatancy, the problem of Cracking that effectively solving causes are utilized because of contraction；
(2) utilize semi-hydrated gypsum curing exotherm, simultaneously as backfilling material it is desirable to thickness is in 3-5cm, expandability in the material
Granules of polystyrene can effectively utilizes heat, foamed, thus improving the heat storage coefficient of material, can substantially reduce floor heating use
Afterwards, cut off the water supply or power-off after cooling rate；
(3) add a part of pp fiber in material, dimensional network structure can be formed, can effectively receive system stress, reduction is opened
Split；
(4) semi-hydrated gypsum and cement mixing are adopted, resistance to water is preferable.
Specific embodiment
In order to be easy to understand to the technological means of the present invention, creation characteristic, reached purpose and effect, further below
Illustrate the present invention.
A kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material, it is formulated by the component of following mass fraction: half
49～54 parts of water stone cream, 6～10 parts of cement, 28～30 parts of quartz sand, 10～15 parts of dicalcium powder, redispersable latex powder 0.5～
1.6 parts, 0.32～0.45 part of water reducer, 0.02～0.03 part of water-retaining agent, 0.06～0.11 part of retarder, expandable polystyrene
5～10 parts of granule, 0.1～0.5 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts any one in portland cement, aluminate cement, strength grade
For 52.5.Quartz sand adopts 40～120 mesh quartz sands.The specification of dicalcium powder is 400 mesh.A point latex powder can adopt vinyl acetate again
Ester-ethylene copolymer.Water reducer is pc-1016 type polycarboxylic acids powder water reducer, any in hy type polycarboxylic acids powder water reducer
A kind of.Water-retaining agent is organic modification montmonrillonite.Retarder is sg-10 calcium sulphate retarder, any one in trisodium citrate.
Preparation technology:
The powder of the present invention and clear water are according to mass fraction ratio for 1:(0.25～0.29) mixing.
With alpha-semi water plaster stone and cement as Binder Materials, add filler, quartz sand and additive, above-mentioned each raw material is mixed
Conjunction is uniformly added in water, and low rate mixing makes uniform sizing material, then slip is poured into molding on floor heating pipe.
Embodiment 1
It is formulated by the component of following mass fraction: 52 parts of semi-hydrated gypsum, 8 parts of cement, 30 parts of quartz sand, dicalcium powder 10
Part, 1.6 parts of redispersable latex powder, 0.45 part of water reducer, 0.02 part of water-retaining agent, 0.10 part of retarder, expandable polystyrene
6 parts of granule, 0.2 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts portland cement, and strength grade is 52.5.Quartz sand adopt 40～
60 9.4 parts of mesh quartz sands and the 20.6 parts of mixing of 60～120 mesh quartz sands.The specification of dicalcium powder is 400 mesh.Can a point latex powder adopt again
Use VAE.Water reducer is pc-1016 type polycarboxylic acids powder water reducer.Water-retaining agent is organically-modified illiteracy
De- soil.Retarder is sg-10 calcium sulphate retarder.
Construct according to after above-mentioned preparation technology preparation.
Embodiment 2
It is formulated by the component of following mass fraction: 52 parts of semi-hydrated gypsum, 10 parts of cement, 28 parts of quartz sand, dicalcium powder 10
Part, 0.5 part of redispersable latex powder, 0.32 part of water reducer, 0.03 part of water-retaining agent, 0.06 part of retarder, expandable polystyrene
5～10 parts of granule, 0.3 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts portland cement, and strength grade is 52.5.Quartz sand adopt 40～
60 mesh quartz sands 8.7 and 60～120 mesh quartz sands 19.3 mix.The specification of dicalcium powder is 400 mesh.A point latex powder can adopt vinegar again
Vinyl acetate-ethylene copolymer.Water reducer is pc-1016 type polycarboxylic acids powder water reducer.Water-retaining agent is organic modification montmonrillonite.
Retarder is sg-10 calcium sulphate retarder.
Construct according to after above-mentioned preparation technology preparation.
Embodiment 3
It is formulated by the component of following mass fraction: 49 parts of semi-hydrated gypsum, 6 parts of cement, 30 parts of quartz sand, and dicalcium powder 10～
15 parts, 0.8 part of redispersable latex powder, 0.45 part of water reducer, 0.03 part of water-retaining agent, 0.11 part of retarder, expandability polyphenyl second
5 parts of alkene granule, 0.2 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts aluminate cement.Quartz sand adopts 10 parts of 40～60 mesh quartz sand
With the 20 parts of mixing of 60～120 mesh quartz sand.The specification of dicalcium powder is 400 mesh.A point latex powder can adopt vinylacetate-ethylene again
Copolymer.Water reducer is pc-1016 type polycarboxylic acids powder water reducer.Water-retaining agent is organic modification montmonrillonite.Retarder is sg-10
Calcium sulphate retarder.
Construct according to after above-mentioned preparation technology preparation.
Embodiment 4
It is formulated by the component of following mass fraction: 50 parts of semi-hydrated gypsum, 8 parts of cement, 30 parts of quartz sand, dicalcium powder 12
Part, 1 part of redispersable latex powder, 0.4 part of water reducer, 0.02 part of water-retaining agent, 0.1 part of retarder, expandable polystyrene particle
10 parts, 0.5 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts portland cement, and strength grade is 52.5.Quartz sand adopt 40～
60 10.7 parts of mesh quartz sands and the 19.3 parts of mixing of 60～120 mesh quartz sands.The specification of dicalcium powder is 400 mesh.Latex powder can be divided again
Using VAE.Water reducer is pc-1016 type polycarboxylic acids powder water reducer, hy type polycarboxylic acids powder subtracts
Any one in water preparation.Water-retaining agent is hydroxypropyl methyl cellulose ether water-retaining agent (viscosity is 60000mpa.s).Retarder is
Sg-10 calcium sulphate retarder.
Construct according to after above-mentioned preparation technology preparation.
Embodiment 5
It is formulated by the component of following mass fraction: 54 parts of semi-hydrated gypsum, 6 parts of cement, 30 parts of quartz sand, dicalcium powder 10
Part, 1.5 parts of redispersable latex powder, 0.45 part of water reducer, 0.02 part of water-retaining agent, 0.11 part of retarder, expandable polystyrene
5 parts of granule, 0.1 part of pp fiber.
Semi-hydrated gypsum is alpha-semi water plaster stone.Cement adopts aluminate cement.Quartz sand adopts 10 parts of 40～60 mesh quartz sand
With the 20 parts of mixing of 60～120 mesh quartz sand.The specification of dicalcium powder is 400 mesh.A point latex powder can adopt vinylacetate-ethylene again
Copolymer.Water reducer is hy type polycarboxylic acids powder water reducer.Water-retaining agent is that (viscosity is hydroxypropyl methyl cellulose ether water-retaining agent
60000mpa.s).Retarder is sg-10 calcium sulphate retarder, any one in trisodium citrate.
Construct according to after above-mentioned preparation technology preparation.
The properties testing result of above-mentioned five embodiments is as follows:
According to above-mentioned testing result it can be seen that self-leveling of the present invention is good, intensity is high, and shrinkage factor is low, its resistance to water simultaneously
Strengthen.
Ultimate principle and principal character and the advantages of the present invention of the present invention have been shown and described above.The technology of the industry
Personnel it should be appreciated that the present invention is not restricted to the described embodiments, without departing from the spirit and scope of the present invention, this
Bright also have various changes and modifications, these changes and improvements both fall within scope of the claimed invention.Application claims
Protection domain is by appending claims and its equivalent thereof.
Claims (9)
1. a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material is it is characterised in that it is distributed by the group of following mass fraction
System forms: 49～54 parts of semi-hydrated gypsum, 6～10 parts of cement, 28～30 parts of quartz sand, 10～15 parts of dicalcium powder, redispersible breast
0.5～1.6 part of rubber powder, 0.32～0.45 part of water reducer, 0.02～0.03 part of water-retaining agent, 0.06～0.11 part of retarder, can send out
5～10 parts of granules of polystyrene of property, 0.1～0.5 part of pp fiber.
2. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described half water
Gypsum Fibrosum is alpha-semi water plaster stone.
3. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described cement
Using in portland cement, aluminate cement any one, strength grade be 52.5.
4. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described quartz
Sand adopts 40～120 mesh quartz sands.
5. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described triple superphosphate
The specification of powder is 400 mesh.
6. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described can be again
Point latex powder adopts VAE.
7. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described diminishing
Agent is pc-1016 type polycarboxylic acids powder water reducer, any one in hy type polycarboxylic acids powder water reducer.
8. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described water conservation
Agent is organic modification montmonrillonite.
9. according to claim 1 a kind of foaming heat-conducting type Gypsum Fibrosum based self-leveling floor tile material it is characterised in that: described slow setting
Agent is sg-10 calcium sulphate retarder, any one in trisodium citrate.
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| CN201610751291.7A CN106348709A (en) | 2016-08-30 | 2016-08-30 | Foaming heat-conducting gypsum-based self- leveling floor tile materials |
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| CN201610751291.7A CN106348709A (en) | 2016-08-30 | 2016-08-30 | Foaming heat-conducting gypsum-based self- leveling floor tile materials |
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Cited By (4)
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| CN107619250A (en) * | 2017-10-23 | 2018-01-23 | 河南耐泰防火科技有限公司 | A kind of heat-insulating environment-protection type fireproof coating and preparation method thereof |
| CN111592309A (en) * | 2019-04-29 | 2020-08-28 | 中建材创新科技研究院有限公司 | Heat-preservation gypsum self-leveling mortar and preparation method thereof |
| US11795680B2 (en) | 2021-02-23 | 2023-10-24 | Renu, Inc. | Method and arrangement for constructing and interconnecting prefabricated building modules |
| US11873251B1 (en) * | 2023-02-17 | 2024-01-16 | Onx, Inc. | Concrete composition for use in construction and methods of applying the same |
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| US11873251B1 (en) * | 2023-02-17 | 2024-01-16 | Onx, Inc. | Concrete composition for use in construction and methods of applying the same |
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Application publication date: 20170125 |
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