CN107056172A - Energy-saving heat-insulating material and preparation method thereof - Google Patents
Energy-saving heat-insulating material and preparation method thereof Download PDFInfo
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- CN107056172A CN107056172A CN201710425201.XA CN201710425201A CN107056172A CN 107056172 A CN107056172 A CN 107056172A CN 201710425201 A CN201710425201 A CN 201710425201A CN 107056172 A CN107056172 A CN 107056172A
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- 239000011810 insulating material Substances 0.000 title claims abstract description 55
- 238000002360 preparation method Methods 0.000 title claims abstract description 20
- 239000002994 raw material Substances 0.000 claims abstract description 51
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 239000000835 fiber Substances 0.000 claims abstract description 38
- 239000002699 waste material Substances 0.000 claims abstract description 33
- 239000003063 flame retardant Substances 0.000 claims abstract description 30
- 229920003023 plastic Polymers 0.000 claims abstract description 24
- 239000004033 plastic Substances 0.000 claims abstract description 24
- 239000004698 Polyethylene Substances 0.000 claims abstract description 23
- -1 polyethylene Polymers 0.000 claims abstract description 23
- 229920000573 polyethylene Polymers 0.000 claims abstract description 23
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 19
- 239000000919 ceramic Substances 0.000 claims abstract description 18
- 239000011230 binding agent Substances 0.000 claims abstract description 14
- 239000004088 foaming agent Substances 0.000 claims abstract description 13
- 238000003756 stirring Methods 0.000 claims abstract description 13
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 10
- 229960000892 attapulgite Drugs 0.000 claims abstract description 10
- RGPUVZXXZFNFBF-UHFFFAOYSA-K diphosphonooxyalumanyl dihydrogen phosphate Chemical compound [Al+3].OP(O)([O-])=O.OP(O)([O-])=O.OP(O)([O-])=O RGPUVZXXZFNFBF-UHFFFAOYSA-K 0.000 claims abstract description 10
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 229910052625 palygorskite Inorganic materials 0.000 claims abstract description 10
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 10
- 239000005995 Aluminium silicate Substances 0.000 claims abstract description 9
- 235000012211 aluminium silicate Nutrition 0.000 claims abstract description 9
- 239000004568 cement Substances 0.000 claims abstract description 9
- 239000010881 fly ash Substances 0.000 claims abstract description 9
- 239000004113 Sepiolite Substances 0.000 claims abstract description 8
- 229910052624 sepiolite Inorganic materials 0.000 claims abstract description 8
- 235000019355 sepiolite Nutrition 0.000 claims abstract description 8
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000000463 material Substances 0.000 claims description 24
- 229920000742 Cotton Polymers 0.000 claims description 22
- 239000011435 rock Substances 0.000 claims description 22
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 16
- 239000011268 mixed slurry Substances 0.000 claims description 16
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical group [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims description 14
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 11
- 239000000347 magnesium hydroxide Substances 0.000 claims description 11
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 11
- 229920000728 polyester Polymers 0.000 claims description 11
- 235000019353 potassium silicate Nutrition 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 9
- JMGZBMRVDHKMKB-UHFFFAOYSA-L disodium;2-sulfobutanedioate Chemical compound [Na+].[Na+].OS(=O)(=O)C(C([O-])=O)CC([O-])=O JMGZBMRVDHKMKB-UHFFFAOYSA-L 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 9
- 229920001732 Lignosulfonate Polymers 0.000 claims description 6
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical group [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 6
- MPPQGYCZBNURDG-UHFFFAOYSA-N 2-propionyl-6-dimethylaminonaphthalene Chemical compound C1=C(N(C)C)C=CC2=CC(C(=O)CC)=CC=C21 MPPQGYCZBNURDG-UHFFFAOYSA-N 0.000 claims description 5
- 229910052622 kaolinite Inorganic materials 0.000 claims 1
- 238000004134 energy conservation Methods 0.000 abstract description 10
- 230000007613 environmental effect Effects 0.000 abstract description 5
- 239000006260 foam Substances 0.000 abstract description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 abstract description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol group Chemical group C1(=CC=CC=C1)O ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011734 sodium Substances 0.000 abstract description 2
- 229910052708 sodium Inorganic materials 0.000 abstract description 2
- 239000004964 aerogel Substances 0.000 abstract 1
- 238000000465 moulding Methods 0.000 abstract 1
- 229940074404 sodium succinate Drugs 0.000 abstract 1
- ZDQYSKICYIVCPN-UHFFFAOYSA-L sodium succinate (anhydrous) Chemical compound [Na+].[Na+].[O-]C(=O)CCC([O-])=O ZDQYSKICYIVCPN-UHFFFAOYSA-L 0.000 abstract 1
- 239000010878 waste rock Substances 0.000 abstract 1
- 238000005303 weighing Methods 0.000 abstract 1
- 210000002268 wool Anatomy 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 13
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 238000010276 construction Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 239000012774 insulation material Substances 0.000 description 8
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 238000005187 foaming Methods 0.000 description 6
- 239000001569 carbon dioxide Substances 0.000 description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 235000019504 cigarettes Nutrition 0.000 description 5
- 230000001351 cycling effect Effects 0.000 description 5
- 239000002737 fuel gas Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 5
- 239000011819 refractory material Substances 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 229920002994 synthetic fiber Polymers 0.000 description 5
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 3
- 239000004115 Sodium Silicate Substances 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 235000019795 sodium metasilicate Nutrition 0.000 description 3
- 229910052911 sodium silicate Inorganic materials 0.000 description 3
- 239000013590 bulk material Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000005979 thermal decomposition reaction Methods 0.000 description 1
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
- C04B28/02—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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- 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
- C04B2111/00017—Aspects relating to the protection of the environment
-
- 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
- C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
-
- 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
-
- 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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B2001/742—Use of special materials; Materials having special structures or shape
- E04B2001/746—Recycled materials, e.g. made of used tires, bumpers or newspapers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Building Environments (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides an energy-saving heat-insulating material and a preparation method thereof, and relates to the technical field of heat-insulating materials, wherein the energy-saving heat-insulating material comprises the following raw materials in parts by weight: 42-50 parts of pitchstone vitrified micro bubbles, 4-6 parts of light magnesium oxide, 0.5-0.9 part of sodium fluosilicate, 0.4-0.8 part of aluminum dihydrogen phosphate, 0.2-0.6 part of polyvinyl alcohol, 0.6-0.8 part of kaolin, 2-2.4 parts of fly ash, 2-3 parts of attapulgite, 3-9 parts of phenolic foam, 5-13 parts of aerogel, 3-7 parts of ceramic fiber, 5-15 parts of waste polyethylene foam plastic, 10-20 parts of waste rock wool boards, 10-14 parts of sepiolite fiber, 1-1.2 parts of sodium succinate, 12-16 parts of cement, 0.3-0.5 part of flame retardant, 0.2-0.6 part of water reducing agent, 0.1-0.3 part of binder, 0.2-0.6 part of foaming agent and 3-7 parts of water; the preparation method comprises the following steps: (1) weighing raw materials, (2) crushing, (3) stirring, and (4) molding and maintaining. The energy-saving heat-insulating material prepared by the invention has the advantages of high tensile strength, high compressive strength, good heat-insulating property, energy conservation and environmental protection.
Description
Technical field
The invention belongs to insulation material technical field, and in particular to a kind of energy-saving and heat-insulating material and preparation method thereof.
Background technology
With the implementation and development of building energy conservation, insulation material as energy saving building material important component, it is more next
More it is valued by people.
A kind of insulation material of Chinese patent literature of on 2 24th, 2016 bulletins and preparation method thereof（Authorization Notice No.
CN103449772B）, insulation material is made up of following parts by weight of component raw material：The pitchstone glass bead of the parts by weight of 40- 55,
The light magnesium oxide of 4-5 parts by weight, the prodan of 0.5-1.2 parts by weight, the aluminium dihydrogen phosphate of 0.4-1 parts by weight, 0.2-
The polyvinyl alcohol of 0.5 parts by weight, the kaolin of 0.6-0.8 parts by weight, the flyash of 2-2.5 parts by weight, 2-3 parts by weight
Attapulgite, the sepiolite fibre of 2.5-3.5 parts by weight, the sodium sulfosuccinate of 1-1.5 parts by weight and the water of 2-3 parts by weight
Mud.
The invention still has when in face of requiring high building to tensile strength, compression strength, heat-insulating property and energy-conserving and environment-protective
It is many not enough, therefore it is formulated and preparation method also needs to make further improvement.
The content of the invention
In order to solve existing energy-saving and heat-insulating material in face of to tensile strength, compression strength, heat-insulating property and energy-conserving and environment-protective
It is required that the problem of still suffering from many not enough during high building, it is an object of the invention to provide a kind of energy-saving and heat-insulating material and its preparation
Method, obtained energy-saving and heat-insulating material has the advantages that high tensile strength, compression strength height, good heat preservation performance and energy-conserving and environment-protective.
The invention provides following technical scheme：
A kind of energy-saving and heat-insulating material, includes the raw material of following parts by weight：42-50 parts of pitchstone glass bead, light magnesium oxide 4-6
Part, 0.5-0.9 parts of prodan, 0.4-0.8 parts of aluminium dihydrogen phosphate, 0.2-0.6 parts of polyvinyl alcohol, 0.6-0.8 parts of kaolin, powder
2-2.4 parts of coal ash, 2-3 parts of attapulgite, 3-9 parts of phenol formaldehyde foam, 5-13 parts of aeroge, 3-7 parts of ceramic fibre, waste polyethylene
5-15 parts of foamed plastics, discarded 10-20 parts of rock cotton board, 10-14 parts of sepiolite fibre, 1-1.2 parts of sodium sulfosuccinate, cement
12-16 parts, 0.3-0.5 parts of fire retardant, 0.2-0.6 parts of water reducer, 0.1-0.3 parts of binding agent, 0.2-0.6 parts of foaming agent and water 3-
7 parts.
Waste polyethylene foamed plastics and discarded rock cotton board are with the addition of in raw material, these construction wastes are shelved on city for a long time
City, does not only take up urban land, and the local environment of pollution, now by these construction waste cycling and reutilizations, has reached energy-conservation
The purpose of environmental protection；Waste polyethylene foamed plastics has that resiliency is good, heat-resist, heat insulation property is good and chemical stability is good
The characteristics of；Discarded rock cotton board has the characteristics of light weight, thermal conductivity factor are small and non-ignitable.
It with the addition of phenol formaldehyde foam in raw material, phenol formaldehyde foam has that uniform hole-closing structure, thermal conductivity factor are low, thermal insulation is good,
Cost is low, fire retardant, low cigarette and resistant to elevated temperatures feature.
It with the addition of aeroge in raw material, aeroge has that thermal conductivity factor is low, density is small, pliability good and fireproof advantage.
Ceramic fibre is with the addition of in raw material, ceramic fibre is as fibrous light refractory material, with lightweight, resistance to height
Temperature, good heat endurance, low thermal conductivity and avirulent feature.
Preferably, the raw material of following parts by weight is included：46 parts of pitchstone glass bead, 5 parts of light magnesium oxide, prodan
0.7 part, 0.6 part of aluminium dihydrogen phosphate, 0.4 part of polyvinyl alcohol, 0.7 part of kaolin, 2.2 parts of flyash, 2.5 parts of attapulgite, phenol
6 parts of aldehyde foam, 9 parts of aeroge, 5 parts of ceramic fibre, 10 parts of waste polyethylene foamed plastics, discarded 15 parts of rock cotton board, sepiolite
12 parts of fiber, 1.1 parts of sodium sulfosuccinate, 14 parts of cement, 0.4 part of fire retardant, 0.4 part of water reducer, 0.2 part of binding agent, foaming
5 parts of 0.4 part of agent and water.
Preferably, the fire retardant is flame retardant of magnesium hydroxide, magnesium hydroxide as a kind of filled-type fire retardant, by by
Go out during thermal decomposition and combine water, absorb substantial amounts of heat, to reduce the surface temperature of synthetic material that it is filled in flame, tool
Play the role of to suppress polymer decomposition and produced fuel gas is cooled down.
Preferably, the water reducer is lignin sulfonate water reducer, it is possible to reduce the 10-15% of water consumption, improves mixed
Close slurry workability.
Preferably, the binding agent is waterglass, and waterglass has the characteristics of caking property is strong, intensity is high and heat-resist,
Improve the intensity of energy-saving and heat-insulating material.
Preferably, the foaming agent is sodium acid carbonate, and carbon dioxide is released in heating, and foaming effect is good, improves energy-saving heat preserving
The thermal and insulating performance of material.
Preferably, the raw material of the energy-saving and heat-insulating material also includes the polyester fiber that parts by weight are 5-9 parts, polyester fiber
It is good with high intensity, high resiliency restoring force and heat endurance.
A kind of preparation method of energy-saving and heat-insulating material, comprises the following steps：
（1）Parts by weight according to energy-saving and heat-insulating material raw material weigh raw material；
（2）Waste polyethylene foamed plastics and discarded rock cotton board are put into pulverizer and crushed, crushed material is produced；
（3）By step（2）In crushed material and other surplus stocks be put into mixer and stir 35-40min, produce after stirring
Mixed slurry；
（4）By step（3）In mixed slurry be cooled to 25-30 DEG C, then be poured into mould and solidify, produce energy-saving heat preserving material
Material.
The beneficial effects of the invention are as follows：
1st, the energy-saving and heat-insulating material developed of the present invention, obtained energy-saving and heat-insulating material has that tensile strength is high, compression strength is high,
Good heat preservation performance and the advantage of energy-conserving and environment-protective.
2nd, waste polyethylene foamed plastics and discarded rock cotton board are with the addition of in raw material of the invention, these construction wastes are long-term
City is shelved on, urban land, and the local environment of pollution is not only taken up, now by these construction waste cycling and reutilizations, reaches
The purpose of energy-conserving and environment-protective is arrived；Waste polyethylene foamed plastics has that resiliency is good, heat-resist, heat insulation property is good and chemical
The characteristics of stability is good；Discarded rock cotton board has the characteristics of light weight, thermal conductivity factor are small and non-ignitable.
3rd, with the addition of phenol formaldehyde foam in raw material of the invention, phenol formaldehyde foam have uniform hole-closing structure, thermal conductivity factor it is low,
Thermal insulation is good, cost is low, fire retardant, low cigarette and resistant to elevated temperatures feature.
4th, it with the addition of aeroge in raw material of the invention, aeroge has that thermal conductivity factor is low, density is small, pliability good and anti-
The advantage of fire.
5th, ceramic fibre is with the addition of in raw material of the invention, ceramic fibre is as fibrous light refractory material, with weight
Measure light, good high temperature resistant, heat endurance, low thermal conductivity and avirulent feature.
6th, heretofore described fire retardant is flame retardant of magnesium hydroxide, and magnesium hydroxide leads to as a kind of filled-type fire retardant
Cross when being thermally decomposed and combine water, absorb substantial amounts of heat, to reduce the surface temperature of synthetic material that it is filled in flame
Degree, with the effect for suppressing polymer decomposition and being cooled down to produced fuel gas.
7th, heretofore described water reducer is lignin sulfonate water reducer, it is possible to reduce the 10-15% of water consumption, is changed
Kind mixed slurry workability.
8th, heretofore described binding agent is waterglass, and waterglass has the spy that caking property is strong, intensity is high and heat-resist
Point, improves the intensity of energy-saving and heat-insulating material.
9th, heretofore described foaming agent is sodium acid carbonate, and carbon dioxide is released in heating, and foaming effect is good, improves energy-conservation and protects
The thermal and insulating performance of adiabator.
10th, the raw material of heretofore described energy-saving and heat-insulating material also includes the polyester fiber that parts by weight are 5-9 parts, polyester
Fiber has high intensity, high resiliency restoring force and heat endurance good.
Embodiment
Embodiment 1
A kind of energy-saving and heat-insulating material, includes the raw material of following parts by weight：46 parts of pitchstone glass bead, 5 parts of light magnesium oxide, fluorine
0.7 part of sodium metasilicate, 0.6 part of aluminium dihydrogen phosphate, 0.4 part of polyvinyl alcohol, 0.7 part of kaolin, 2.2 parts of flyash, attapulgite 2.5
Part, 6 parts of phenol formaldehyde foam, 9 parts of aeroge, 5 parts of ceramic fibre, 10 parts of waste polyethylene foamed plastics, discarded 15 parts of rock cotton board, sea
12 parts of afrodite fiber, 1.1 parts of sodium sulfosuccinate, 14 parts of cement, 0.4 part of fire retardant, 0.4 part of water reducer, 0.2 part of binding agent,
5 parts of 0.4 part of foaming agent and water.
Waste polyethylene foamed plastics and discarded rock cotton board are with the addition of in raw material, these construction wastes are shelved on city for a long time
City, does not only take up urban land, and the local environment of pollution, now by these construction waste cycling and reutilizations, has reached energy-conservation
The purpose of environmental protection；Waste polyethylene foamed plastics has that resiliency is good, heat-resist, heat insulation property is good and chemical stability is good
The characteristics of；Discarded rock cotton board has the characteristics of light weight, thermal conductivity factor are small and non-ignitable.
It with the addition of phenol formaldehyde foam in raw material, phenol formaldehyde foam has that uniform hole-closing structure, thermal conductivity factor are low, thermal insulation is good,
Cost is low, fire retardant, low cigarette and resistant to elevated temperatures feature.
It with the addition of aeroge in raw material, aeroge has that thermal conductivity factor is low, density is small, pliability good and fireproof advantage.
Ceramic fibre is with the addition of in raw material, ceramic fibre is as fibrous light refractory material, with lightweight, resistance to height
Temperature, good heat endurance, low thermal conductivity and avirulent feature.
Fire retardant is flame retardant of magnesium hydroxide, and magnesium hydroxide as a kind of filled-type fire retardant during by being thermally decomposed
With reference to water, substantial amounts of heat is absorbed, to reduce the surface temperature of synthetic material that it is filled in flame, with suppressing polymerization
The effect that thing is decomposed and cooled down to produced fuel gas.
Water reducer is lignin sulfonate water reducer, it is possible to reduce the 10-15% of water consumption, improves mixed slurry and easy
Property.
Binding agent is waterglass, and waterglass has the characteristics of caking property is strong, intensity is high and heat-resist, improves energy-conservation and protects
The intensity of adiabator.
Foaming agent is sodium acid carbonate, and carbon dioxide is released in heating, and foaming effect is good, improves the thermal insulation separation of energy-saving and heat-insulating material
Hot property.
The raw material of energy-saving and heat-insulating material also includes the polyester fiber that parts by weight are 7 parts, and polyester fiber has high intensity, height
Elastic restoring force and heat endurance are good.
A kind of preparation method of energy-saving and heat-insulating material, comprises the following steps：
（1）Parts by weight according to energy-saving and heat-insulating material raw material weigh raw material；
（2）Waste polyethylene foamed plastics and discarded rock cotton board are put into pulverizer and crushed, crushed material is produced；
（3）By step（2）In crushed material and other surplus stocks be put into mixer and stir 35-40min, produce after stirring
Mixed slurry；
（4）By step（3）In mixed slurry be cooled to 25-30 DEG C, then be poured into mould and solidify, produce energy-saving heat preserving material
Material.
Embodiment 2
A kind of energy-saving and heat-insulating material, includes the raw material of following parts by weight：42 parts of pitchstone glass bead, 4 parts of light magnesium oxide, fluorine
0.5 part of sodium metasilicate, 0.4 part of aluminium dihydrogen phosphate, 0.2 part of polyvinyl alcohol, 0.6 part of kaolin, 2 parts of flyash, 2 parts of attapulgite,
3 parts of phenol formaldehyde foam, 5 parts of aeroge, 3 parts of ceramic fibre, 5 parts of waste polyethylene foamed plastics, discarded 10 parts of rock cotton board, sepiolite
10 parts of fiber, 1 part of sodium sulfosuccinate, 12 parts of cement, 0.3 part of fire retardant, 0.2 part of water reducer, 0.1 part of binding agent, foaming agent
0.2 part and 3 parts of water.
Waste polyethylene foamed plastics and discarded rock cotton board are with the addition of in raw material, these construction wastes are shelved on city for a long time
City, does not only take up urban land, and the local environment of pollution, now by these construction waste cycling and reutilizations, has reached energy-conservation
The purpose of environmental protection；Waste polyethylene foamed plastics has that resiliency is good, heat-resist, heat insulation property is good and chemical stability is good
The characteristics of；Discarded rock cotton board has the characteristics of light weight, thermal conductivity factor are small and non-ignitable.
It with the addition of phenol formaldehyde foam in raw material, phenol formaldehyde foam has that uniform hole-closing structure, thermal conductivity factor are low, thermal insulation is good,
Cost is low, fire retardant, low cigarette and resistant to elevated temperatures feature.
It with the addition of aeroge in raw material, aeroge has that thermal conductivity factor is low, density is small, pliability good and fireproof advantage.
Ceramic fibre is with the addition of in raw material, ceramic fibre is as fibrous light refractory material, with lightweight, resistance to height
Temperature, good heat endurance, low thermal conductivity and avirulent feature.
Fire retardant is flame retardant of magnesium hydroxide, and magnesium hydroxide as a kind of filled-type fire retardant during by being thermally decomposed
With reference to water, substantial amounts of heat is absorbed, to reduce the surface temperature of synthetic material that it is filled in flame, with suppressing polymerization
The effect that thing is decomposed and cooled down to produced fuel gas.
Water reducer is lignin sulfonate water reducer, it is possible to reduce the 10-15% of water consumption, improves mixed slurry and easy
Property.
Binding agent is waterglass, and waterglass has the characteristics of caking property is strong, intensity is high and heat-resist, improves energy-conservation and protects
The intensity of adiabator.
Foaming agent is sodium acid carbonate, and carbon dioxide is released in heating, and foaming effect is good, improves the thermal insulation separation of energy-saving and heat-insulating material
Hot property.
The raw material of energy-saving and heat-insulating material also includes the polyester fiber that parts by weight are 5 parts, and polyester fiber has high intensity, height
Elastic restoring force and heat endurance are good.
A kind of preparation method of energy-saving and heat-insulating material, comprises the following steps：
（1）Parts by weight according to energy-saving and heat-insulating material raw material weigh raw material；
（2）Waste polyethylene foamed plastics and discarded rock cotton board are put into pulverizer and crushed, crushed material is produced；
（3）By step（2）In crushed material and other surplus stocks be put into mixer and stir 35-40min, produce after stirring
Mixed slurry；
（4）By step（3）In mixed slurry be cooled to 25-30 DEG C, then be poured into mould and solidify, produce energy-saving heat preserving material
Material.
Embodiment 3
A kind of energy-saving and heat-insulating material, includes the raw material of following parts by weight：50 parts of pitchstone glass bead, 6 parts of light magnesium oxide, fluorine
0.9 part of sodium metasilicate, 0.8 part of aluminium dihydrogen phosphate, 0.6 part of polyvinyl alcohol, 0.8 part of kaolin, 2.4 parts of flyash, attapulgite 3
Part, 9 parts of phenol formaldehyde foam, 13 parts of aeroge, 3-7 parts of ceramic fibre, 15 parts of waste polyethylene foamed plastics, discarded rock cotton board 20
Part, 14 parts of sepiolite fibre, 1.2 parts of sodium sulfosuccinate, 16 parts of cement, 0.5 part of fire retardant, 0.6 part of water reducer, binding agent
7 parts of 0.3 part, 0.6 part of foaming agent and water.
Waste polyethylene foamed plastics and discarded rock cotton board are with the addition of in raw material, these construction wastes are shelved on city for a long time
City, does not only take up urban land, and the local environment of pollution, now by these construction waste cycling and reutilizations, has reached energy-conservation
The purpose of environmental protection；Waste polyethylene foamed plastics has that resiliency is good, heat-resist, heat insulation property is good and chemical stability is good
The characteristics of；Discarded rock cotton board has the characteristics of light weight, thermal conductivity factor are small and non-ignitable.
It with the addition of phenol formaldehyde foam in raw material, phenol formaldehyde foam has that uniform hole-closing structure, thermal conductivity factor are low, thermal insulation is good,
Cost is low, fire retardant, low cigarette and resistant to elevated temperatures feature.
It with the addition of aeroge in raw material, aeroge has that thermal conductivity factor is low, density is small, pliability good and fireproof advantage.
Ceramic fibre is with the addition of in raw material, ceramic fibre is as fibrous light refractory material, with lightweight, resistance to height
Temperature, good heat endurance, low thermal conductivity and avirulent feature.
Fire retardant is flame retardant of magnesium hydroxide, and magnesium hydroxide as a kind of filled-type fire retardant during by being thermally decomposed
With reference to water, substantial amounts of heat is absorbed, to reduce the surface temperature of synthetic material that it is filled in flame, with suppressing polymerization
The effect that thing is decomposed and cooled down to produced fuel gas.
Water reducer is lignin sulfonate water reducer, it is possible to reduce the 10-15% of water consumption, improves mixed slurry and easy
Property.
Binding agent is waterglass, and waterglass has the characteristics of caking property is strong, intensity is high and heat-resist, improves energy-conservation and protects
The intensity of adiabator.
Foaming agent is sodium acid carbonate, and carbon dioxide is released in heating, and foaming effect is good, improves the thermal insulation separation of energy-saving and heat-insulating material
Hot property.
The raw material of energy-saving and heat-insulating material also includes the polyester fiber that parts by weight are 9 parts, and polyester fiber has high intensity, height
Elastic restoring force and heat endurance are good.
A kind of preparation method of energy-saving and heat-insulating material, comprises the following steps：
（1）Parts by weight according to energy-saving and heat-insulating material raw material weigh raw material；
（2）Waste polyethylene foamed plastics and discarded rock cotton board are put into pulverizer and crushed, crushed material is produced；
（3）By step（2）In crushed material and other surplus stocks be put into mixer and stir 35-40min, produce after stirring
Mixed slurry；
（4）By step（3）In mixed slurry be cooled to 25-30 DEG C, then be poured into mould and solidify, produce energy-saving heat preserving material
Material.
Comparative example 1
A kind of insulation material, includes the raw material of following parts by weight：50 parts of pitchstone glass bead, 6 parts of light magnesium oxide, fluosilicic acid
1.1 parts of sodium, 1 part of aluminium dihydrogen phosphate, 0.4 part of polyvinyl alcohol, 0.8 part of kaolin, 2.4 parts of flyash, 3 parts of attapulgite, Hai Pao
9 parts of 16 parts of stone flour, 1.4 parts of sodium sulfosuccinate, 16 parts of cement and water.
A kind of preparation method of insulation material, comprises the following steps：
（1）Parts by weight according to insulation material raw material weigh raw material；
（2）Raw material is put into mixer and stirs 30-40min, the mixed slurry after stirring is produced；
（3）By step（2）In mixed slurry pour into bulk material with mould high temperature, temperature control during cast is in 180-
190 DEG C, along with vibration during cast, bulk material and mould are smoothly put into curing field together, cover plastic foil heat and moisture preserving
It is stripped after maintenance, the 3-4d that rests, carries out stacking covering wet curing.
Obtained insulation material progressive is made in energy-saving and heat-insulating material and comparative example 1 in embodiment 1, embodiment 2 and embodiment 3
It can test, test result is as shown in table 1：
| Index | Embodiment 1 | Embodiment 2 | Embodiment 3 | Comparative example 1 |
| Compression strength（Mpa） | 35.3 | 30.8 | 27.1 | 20.3 |
| Tensile strength（Mpa） | 37.1 | 32.4 | 29.6 | 22.2 |
| Thermal conductivity factor（W/m ﹒ k） | 0.029 | 0.033 | 0.038 | 0.049 |
| Material loss slip（%） | 29 | 27 | 24 | 0 |
From the data of table 1 compare as can be seen that it is an advantage of the invention that：
1st, a kind of energy-saving and heat-insulating material and preparation method thereof, from the compression strength measured as can be seen that embodiment 1-3 pressure resistance
Degree is above comparative example 1, illustrates that the compression strength of energy-saving and heat-insulating material of the present invention is high.
2nd, a kind of energy-saving and heat-insulating material and preparation method thereof, from the tensile strength measured as can be seen that embodiment 1-3's is anti-
Tensile strength is above comparative example 1, illustrates that the tensile strength of energy-saving and heat-insulating material of the present invention is high.
3rd, a kind of energy-saving and heat-insulating material and preparation method thereof, from the thermal conductivity factor measured as can be seen that embodiment 1-3's leads
Hot coefficient is below comparative example 1, illustrates the high insulating effect of energy-saving and heat-insulating material of the present invention.
4th, a kind of energy-saving and heat-insulating material and preparation method thereof, from the material loss slip measured as can be seen that embodiment
1-3 material loss slip is above comparative example 1, illustrates the good energy saving property of the energy-saving and heat-insulating material.
5th, a kind of energy-saving and heat-insulating material and preparation method thereof, from the data of each index measured as can be seen that embodiment 1
Embodiment 2, embodiment 3 and comparative example 1 are superior to, illustrates the composition of raw materials of energy-saving and heat-insulating material of the present invention and the conjunction of preparation method
Rationality.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, although with reference to foregoing reality
Apply example the present invention is described in detail, for those skilled in the art, it still can be to foregoing each implementation
Technical scheme described in example is modified, or equivalent substitution, all essences in the present invention are carried out to which part technical characteristic
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (8)
1. a kind of energy-saving and heat-insulating material, it is characterised in that include the raw material of following parts by weight：42-50 parts of pitchstone glass bead,
4-6 parts of light magnesium oxide, 0.5-0.9 parts of prodan, 0.4-0.8 parts of aluminium dihydrogen phosphate, 0.2-0.6 parts of polyvinyl alcohol, kaolinite
Native 0.6-0.8 parts, 2-2.4 parts of flyash, 2-3 parts of attapulgite, 3-9 parts of phenol formaldehyde foam, 5-13 parts of aeroge, ceramic fibre 3-
7 parts, 5-15 parts of waste polyethylene foamed plastics, discarded 10-20 parts of rock cotton board, 10-14 parts of sepiolite fibre, sodium sulfosuccinate
1-1.2 parts, 12-16 parts of cement, 0.3-0.5 parts of fire retardant, 0.2-0.6 parts of water reducer, 0.1-0.3 parts of binding agent, foaming agent
0.2-0.6 parts and 3-7 parts of water.
2. energy-saving and heat-insulating material according to claim 1, it is characterised in that include the raw material of following parts by weight：Pitchstone
46 parts of glass bead, 5 parts of light magnesium oxide, 0.7 part of prodan, 0.6 part of aluminium dihydrogen phosphate, 0.4 part of polyvinyl alcohol, kaolin
0.7 part, 2.2 parts of flyash, 2.5 parts of attapulgite, 6 parts of phenol formaldehyde foam, 9 parts of aeroge, 5 parts of ceramic fibre, waste polyethylene
10 parts of foamed plastics, discarded 15 parts of rock cotton board, 12 parts of sepiolite fibre, 1.1 parts of sodium sulfosuccinate, 14 parts of cement, fire retardant
5 parts of 0.4 part, 0.4 part of water reducer, 0.2 part of binding agent, 0.4 part of foaming agent and water.
3. energy-saving and heat-insulating material according to claim 1, it is characterised in that：The fire retardant is flame retardant of magnesium hydroxide.
4. energy-saving and heat-insulating material according to claim 1, it is characterised in that：The water reducer subtracts for lignin sulfonate
Aqua.
5. energy-saving and heat-insulating material according to claim 1, it is characterised in that：The binding agent is waterglass.
6. energy-saving and heat-insulating material according to claim 1, it is characterised in that：The foaming agent is sodium acid carbonate.
7. energy-saving and heat-insulating material according to claim 1, it is characterised in that：The raw material of the energy-saving and heat-insulating material also includes
Parts by weight are 5-9 parts of polyester fiber.
8. a kind of preparation method of energy-saving and heat-insulating material as described in claim 1-7 any one, it is characterised in that including
Following steps：
（1）Parts by weight according to energy-saving and heat-insulating material raw material weigh raw material；
（2）Waste polyethylene foamed plastics and discarded rock cotton board are put into pulverizer and crushed, crushed material is produced；
（3）By step（2）In crushed material and other surplus stocks be put into mixer and stir 35-40min, produce after stirring
Mixed slurry；
（4）By step（3）In mixed slurry be cooled to 25-30 DEG C, then be poured into mould and solidify, produce energy-saving heat preserving material
Material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN108558293A (en) * | 2018-07-19 | 2018-09-21 | 张建 | A kind of thermal insulation material and preparation method thereof |
| CN108863284A (en) * | 2018-07-19 | 2018-11-23 | 张建 | A kind of heat preservation construction material and preparation method thereof containing waste |
| CN110317007A (en) * | 2019-07-08 | 2019-10-11 | 安徽恒兴新型建材有限公司 | A kind of novel external wall regeneration heat preservation cotton material |
| CN110981408A (en) * | 2019-12-13 | 2020-04-10 | 陕西速源节能科技有限公司 | Heat-preserving and heat-insulating energy-saving material |
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| CN102503277A (en) * | 2011-11-08 | 2012-06-20 | 北京天基新材料股份有限公司 | Building material and preparation method thereof |
| CN103449772A (en) * | 2013-08-09 | 2013-12-18 | 广西青龙化学建材有限公司 | Thermal insulating material and preparation method thereof |
| CN103711273A (en) * | 2013-12-12 | 2014-04-09 | 青岛无为保温材料有限公司 | Composite thermal insulation energy-saving decorative board |
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| WO2010002934A2 (en) * | 2008-07-01 | 2010-01-07 | Specialty Concrete Design, Inc. | Heat resistant and fire retardant materials and methods for preparing same |
| CN102503277A (en) * | 2011-11-08 | 2012-06-20 | 北京天基新材料股份有限公司 | Building material and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107973552A (en) * | 2017-12-07 | 2018-05-01 | 遂宁市明川零贰零科技有限公司 | A kind of waste material utilizes environment-friendly fireproof heat insulating material |
| CN108558293A (en) * | 2018-07-19 | 2018-09-21 | 张建 | A kind of thermal insulation material and preparation method thereof |
| CN108863284A (en) * | 2018-07-19 | 2018-11-23 | 张建 | A kind of heat preservation construction material and preparation method thereof containing waste |
| CN110317007A (en) * | 2019-07-08 | 2019-10-11 | 安徽恒兴新型建材有限公司 | A kind of novel external wall regeneration heat preservation cotton material |
| CN110981408A (en) * | 2019-12-13 | 2020-04-10 | 陕西速源节能科技有限公司 | Heat-preserving and heat-insulating energy-saving material |
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