CN108947429A - A kind of vacuum heat-insulating plate core material of environmental protection for building - Google Patents
A kind of vacuum heat-insulating plate core material of environmental protection for building Download PDFInfo
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- CN108947429A CN108947429A CN201810954702.1A CN201810954702A CN108947429A CN 108947429 A CN108947429 A CN 108947429A CN 201810954702 A CN201810954702 A CN 201810954702A CN 108947429 A CN108947429 A CN 108947429A
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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
- C04B28/10—Lime cements or magnesium oxide 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
- 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)
- Thermal Insulation (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of vacuum heat-insulating plate core material of environmental protection for building, the raw materials including following parts by weight: 23-25 parts of glass fibre, 24-26 parts of mineral wool, 22-25 parts of silica, 15-18 parts of calcium chloride hexahydrate, 8-11 parts of quick lime, 7-9 parts of acrylic acid, 7-10 parts of polyvinyl alcohol, 5-8 parts of potassium bisulfite, 13-15 parts of bentonite, 12-14 parts of quartz sand, 9-12 parts of magnesia, 6-8 parts of zinc oxide, 30-34 parts of deionized water, wherein rock wool fibers account for 21-25 parts in the mineral wool；Preparation method includes the following steps: S1: acrylic acid and deionized water are added in reaction kettle, 5-7min is stirred with the mixing speed of 5-9rpm at room temperature, then calcium chloride hexahydrate and quick lime is added, 25-29 DEG C is warming up to the speed of 3-5 DEG C/min, 6-8min is stirred with the mixing speed of 9-12rpm, is subsequently added into polyvinyl alcohol, potassium bisulfite and bentonite.The present invention has excellent pressure-resistant stability and insulation stability, and pyroconductivity is low, and hardness is high, and has excellent thermal inertia and heat insulation, and low manufacture cost is easy to process.
Description
Technical field
The invention belongs to a kind of vacuum heat-insulating plate technical field of material, and in particular to a kind of vacuum of environmental protection for building
Heat-insulating shield core material.
Background technique
Currently, vacuum heat-insulating plate has applied to various fields, it is with the excellent characteristics such as energy conservation, low-carbon, environmental protection, safety satisfaction
Requirement of the client to new material, in order to obtain above-mentioned various characteristics, the selection of core material and production side inside vacuum heat-insulating plate
Method influences it very big.Its at high cost, processing difficulties of current core material, thermal inertia and thermal insulation are not up to strict with.Cause
This needs a kind of pressure-resistant stability and insulation stability, and low manufacture cost, vaccum environmental protection heat-insulating shield coreboard easy to process
Material.
Summary of the invention
One, technical problems to be solved
The technical problem to be solved in the present invention is to provide a kind of vacuum heat-insulating plate core materials of environmental protection for building, to solve
The technical problem.
Two, technical solution
To solve the technical problem, the technical scheme adopted by the invention is that: a kind of vacuum insulation of environmental protection for building
Plate core plate material, the raw material including following parts by weight: 23-25 parts of glass fibre, 24-26 parts of mineral wool, silica 22-25
Part, 15-18 parts of calcium chloride hexahydrate, 8-11 parts of quick lime, 7-9 parts of acrylic acid, 7-10 parts of polyvinyl alcohol, 5-8 parts of potassium bisulfite,
13-15 parts of bentonite, 12-14 parts of quartz sand, 9-12 parts of magnesia, 6-8 parts of zinc oxide, 30-34 parts of deionized water, wherein described
Rock wool fibers account for 21-25 parts in mineral wool；
Preparation method includes the following steps: S1: acrylic acid and deionized water being added in reaction kettle, at room temperature with 5-
The mixing speed of 9rpm stirs 5-7min, and calcium chloride hexahydrate and quick lime is then added, is warming up to the speed of 3-5 DEG C/min
25-29 DEG C, 6-8min is stirred with the mixing speed of 9-12rpm, is subsequently added into polyvinyl alcohol, potassium bisulfite and bentonite, with
The speed of 4-6 DEG C/min is warming up to 36-40 DEG C, stirs 12-15min with the mixing speed of 10-14rpm, is eventually adding magnesia
And zinc oxide, it is warming up to 44-47 DEG C with the speed of 5-8 DEG C/min, after stirring 15-19min with the mixing speed of 15-18rpm, system
Obtain material A；
S2: mineral wool, glass fibre, silica and material A are added in reaction kettle, in the condition of inert gas shielding
Under, it is warming up to 78-82 DEG C with the speed of 4-8 DEG C/min, after stirring 11-14min with the mixing speed of 30-34rpm, quartz is added
Sand and calcium chloride hexahydrate are warming up to 112-115 DEG C with the speed of 6-9 DEG C/min, stir 30- with the mixing speed of 56-60rpm
After 37min, material B is made；
S3: material B and deionized water are added in reaction kettle, stir 8- at room temperature with the mixing speed of 13-14rpm
After 11min, residue is filtered out, pH value is adjusted to 5-7, filters out residue again, material C is made；
S4: material C is added in reaction kettle, under vacuum conditions, is warming up to 80-84 DEG C with the speed of 3-6 DEG C/min, is protected
31-35min is held, vacuum heat-insulating plate core material for building is made.
Three, beneficial effect
The present invention is compared to the prior art, has the following beneficial effects:
1, good as having using mineral wool, glass fibre and silica as vacuum heat-insulating plate core material made from major ingredient
Good pressure-resistant stability and insulation stability, and low manufacture cost, it is easy to process.
2, the processing of vacuum heat-insulating plate core material can be further increased by the way that magnesia, zinc oxide and quartz sand is added
Convenience, and can be improved the hardness of vacuum heat-insulating plate core material.
3, vacuum heat-insulating plate can be further increased by the way that acrylic acid, polyvinyl alcohol, potassium bisulfite and bentonite is added
The pressure-resistant stability and insulation stability of core material, and the heat transfer of vacuum heat-insulating plate core material can be greatly lowered
Rate.
4, the thermal inertia of vacuum heat-insulating plate core plate, and energy can be further increased by the way that calcium chloride hexahydrate and quick lime is added
Enough enhance the heat insulation of vacuum heat-insulating plate core plate.
The present invention has excellent pressure-resistant stability and insulation stability, and pyroconductivity is low, and hardness is high, and has excellent
Thermal inertia and heat insulation, low manufacture cost are easy to process.
Specific embodiment
Below with reference to embodiment, a specific embodiment of the invention is described in detail.
Embodiment 1
A kind of vacuum heat-insulating plate core material of environmental protection for building, the raw material including following parts by weight: 23 parts of glass fibre,
24 parts of mineral wool, 22 parts of silica, 15 parts of calcium chloride hexahydrate, 8 parts of quick lime, 7 parts of acrylic acid, 7 parts of polyvinyl alcohol, sulfurous acid
5 parts of hydrogen potassium, 13 parts of bentonite, 12 parts of quartz sand, 9 parts of magnesia, 6 parts of zinc oxide, 30 parts of deionized water, wherein rock in mineral wool
Cotton fiber accounts for 21 parts；
Preparation method includes the following steps: S1: acrylic acid and deionized water are added in reaction kettle, at room temperature with
The mixing speed of 5rpm stirs 5min, and calcium chloride hexahydrate and quick lime is then added, is warming up to 25 DEG C with the speed of 3 DEG C/min,
6min is stirred with the mixing speed of 9rpm, polyvinyl alcohol, potassium bisulfite and bentonite are subsequently added into, with the speed of 4 DEG C/min
36 DEG C are warming up to, 12min is stirred with the mixing speed of 10rpm, magnesia and zinc oxide are eventually adding, with the speed of 5 DEG C/min
44 DEG C are warming up to, after stirring 15min with the mixing speed of 15rpm, material A is made；
S2: mineral wool, glass fibre, silica and material A are added in reaction kettle, in the condition of inert gas shielding
Under, 78 DEG C are warming up to the speed of 4 DEG C/min, after stirring 11min with the mixing speed of 30rpm, quartz sand and six water chlorine are added
Change calcium, be warming up to 112 DEG C with the speed of 6 DEG C/min, after stirring 30min with the mixing speed of 56rpm, material B is made；
S3: material B and deionized water are added in reaction kettle, after stirring 8min at room temperature with the mixing speed of 13rpm,
Residue is filtered out, pH value is adjusted to 5, filters out residue again, material C is made；
S4: material C is added in reaction kettle, under vacuum conditions, is warming up to 80 DEG C with the speed of 3 DEG C/min, is kept
Vacuum heat-insulating plate core material for building is made in 31min.
Embodiment 2
A kind of vacuum heat-insulating plate core material of environmental protection for building, the raw material including following parts by weight: 25 parts of glass fibre,
26 parts of mineral wool, 25 parts of silica, 18 parts of calcium chloride hexahydrate, 11 parts of quick lime, 9 parts of acrylic acid, 10 parts of polyvinyl alcohol, sulfurous
8 parts of potassium hydrogen phthalate, 15 parts of bentonite, 14 parts of quartz sand, 12 parts of magnesia, 8 parts of zinc oxide, 35 parts of deionized water, wherein mineral wool
Middle rock wool fibers account for 25 parts；
Preparation method includes the following steps: S1: acrylic acid and deionized water are added in reaction kettle, at room temperature with
The mixing speed of 9rpm stirs 7min, and calcium chloride hexahydrate and quick lime is then added, is warming up to 29 DEG C with the speed of 5 DEG C/min,
8min is stirred with the mixing speed of 12rpm, polyvinyl alcohol, potassium bisulfite and bentonite are subsequently added into, with the speed of 6 DEG C/min
40 DEG C are warming up to, 15min is stirred with the mixing speed of 14rpm, magnesia and zinc oxide are eventually adding, with the speed of 8 DEG C/min
47 DEG C are warming up to, after stirring 19min with the mixing speed of 18rpm, material A is made；
S2: mineral wool, glass fibre, silica and material A are added in reaction kettle, in the condition of inert gas shielding
Under, 82 DEG C are warming up to the speed of 8 DEG C/min, after stirring 14min with the mixing speed of 34rpm, quartz sand and six water chlorine are added
Change calcium, be warming up to 115 DEG C with the speed of 9 DEG C/min, after stirring 37min with the mixing speed of 60rpm, material B is made；
S3: material B and deionized water are added in reaction kettle, stir 11min at room temperature with the mixing speed of 14rpm
Afterwards, residue is filtered out, pH value is adjusted to 7, filters out residue again, material C is made；
S4: material C is added in reaction kettle, under vacuum conditions, is warming up to 84 DEG C with the speed of 6 DEG C/min, is kept
Vacuum heat-insulating plate core material for building is made in 35min.
Embodiment 3
A kind of vacuum heat-insulating plate core material of environmental protection for building, the raw material including following parts by weight: 24 parts of glass fibre,
25 parts of mineral wool, 24 parts of silica, 16 parts of calcium chloride hexahydrate, 10 parts of quick lime, 8 parts of acrylic acid, 9 parts of polyvinyl alcohol, sulfurous
6 parts of potassium hydrogen phthalate, 14 parts of bentonite, 12 parts of quartz sand, 11 parts of magnesia, 7 parts of zinc oxide, 32 parts of deionized water, wherein the mine
Rock wool fibers account for 22 parts in object cotton.
Preparation method includes the following steps: S1: acrylic acid and deionized water are added in reaction kettle, at room temperature with
The mixing speed of 8rpm stirs 6min, and calcium chloride hexahydrate and quick lime is then added, is warming up to 27 DEG C with the speed of 4 DEG C/min,
7min is stirred with the mixing speed of 10rpm, polyvinyl alcohol, potassium bisulfite and bentonite are subsequently added into, with the speed of 5 DEG C/min
38 DEG C are warming up to, 13min is stirred with the mixing speed of 13rpm, magnesia and zinc oxide are eventually adding, with the speed of 6 DEG C/min
46 DEG C are warming up to, after stirring 16min with the mixing speed of 16rpm, material A is made；
S2: mineral wool, glass fibre, silica and material A are added in reaction kettle, in the condition of inert gas shielding
Under, 80 DEG C are warming up to the speed of 6 DEG C/min, after stirring 12min with the mixing speed of 33rpm, quartz sand and six water chlorine are added
Change calcium, be warming up to 114 DEG C with the speed of 7 DEG C/min, after stirring 36min with the mixing speed of 58rpm, material B is made；
S3: material B and deionized water are added in reaction kettle, stir 10min at room temperature with the mixing speed of 14rpm
Afterwards, residue is filtered out, pH value is adjusted to 6, filters out residue again, material C is made；
S4: material C is added in reaction kettle, under vacuum conditions, is warming up to 83 DEG C with the speed of 5 DEG C/min, is kept
Vacuum heat-insulating plate core material for building is made in 33min.
To vacuum heat-insulating plate core material made from embodiment 1 to embodiment 3 and conventional vacuum heat-insulating shield core material into
Row test, test result is as follows:
As seen from the above table, the performance of vacuum heat-insulating plate core material made from embodiment 1 to embodiment 3 compares conventional vacuum
The performance of heat-insulating shield core material, which has, to be significantly improved, and embodiment 3 is most preferred embodiment, and made from embodiment 1 to embodiment 3
It is 10-11.5% that the cost that vacuum heat-insulating plate core material compares conventional vacuum heat-insulating shield core material, which reduces percentage,.
The above is only specific application examples of the invention, are not limited in any way to protection scope of the present invention.
Claims (1)
1. a kind of vacuum heat-insulating plate core material of environmental protection for building, which is characterized in that the raw material including following parts by weight: glass
23-25 parts of fiber, 24-26 parts of mineral wool, 22-25 parts of silica, 15-18 parts of calcium chloride hexahydrate, 8-11 parts of quick lime, propylene
It is 7-9 parts sour, 7-10 parts of polyvinyl alcohol, 5-8 parts of potassium bisulfite, 13-15 parts of bentonite, 12-14 parts of quartz sand, magnesia 9-12
Part, 6-8 parts of zinc oxide, 30-34 parts of deionized water, wherein rock wool fibers account for 21-25 parts in the mineral wool；
Preparation method includes the following steps: S1: acrylic acid and deionized water being added in reaction kettle, at room temperature with 5-9rpm
Mixing speed stir 5-7min, calcium chloride hexahydrate and quick lime is then added, 25-29 is warming up to the speed of 3-5 DEG C/min
DEG C, 6-8min is stirred with the mixing speed of 9-12rpm, is subsequently added into polyvinyl alcohol, potassium bisulfite and bentonite, with 4-6 DEG C/
The speed of min is warming up to 36-40 DEG C, stirs 12-15min with the mixing speed of 10-14rpm, is eventually adding magnesia and oxidation
Zinc is warming up to 44-47 DEG C with the speed of 5-8 DEG C/min, and after stirring 15-19min with the mixing speed of 15-18rpm, material is made
A；
S2: mineral wool, glass fibre, silica and material A are added in reaction kettle, under conditions of inert gas shielding,
It is warming up to 78-82 DEG C with the speed of 4-8 DEG C/min, after stirring 11-14min with the mixing speed of 30-34rpm, quartz sand is added
And calcium chloride hexahydrate, it is warming up to 112-115 DEG C with the speed of 6-9 DEG C/min, 30- is stirred with the mixing speed of 56-60rpm
After 37min, material B is made；
S3: material B and deionized water are added in reaction kettle, stir 8-11min at room temperature with the mixing speed of 13-14rpm
Afterwards, residue is filtered out, pH value is adjusted to 5-7, filters out residue again, material C is made；
S4: material C is added in reaction kettle, under vacuum conditions, is warming up to 80-84 DEG C with the speed of 3-6 DEG C/min, is kept
Vacuum heat-insulating plate core material for building is made in 31-35min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954702.1A CN108947429A (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum heat-insulating plate core material of environmental protection for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810954702.1A CN108947429A (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum heat-insulating plate core material of environmental protection for building |
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| Publication Number | Publication Date |
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| CN108947429A true CN108947429A (en) | 2018-12-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810954702.1A Withdrawn CN108947429A (en) | 2018-08-21 | 2018-08-21 | A kind of vacuum heat-insulating plate core material of environmental protection for building |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481339A (en) * | 2015-12-25 | 2016-04-13 | 山东鲁阳节能材料股份有限公司 | Vacuum insulation board core veneer for buildings and preparation method thereof |
| CN106946535A (en) * | 2017-03-18 | 2017-07-14 | 黄河科技学院 | A kind of vacuum heat-insulating plate core material for building |
-
2018
- 2018-08-21 CN CN201810954702.1A patent/CN108947429A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105481339A (en) * | 2015-12-25 | 2016-04-13 | 山东鲁阳节能材料股份有限公司 | Vacuum insulation board core veneer for buildings and preparation method thereof |
| CN106946535A (en) * | 2017-03-18 | 2017-07-14 | 黄河科技学院 | A kind of vacuum heat-insulating plate core material for building |
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Application publication date: 20181207 |
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