CN105541313B - A kind of preparation method of nano heat insulating material and nano-thermal-insulating plate - Google Patents
A kind of preparation method of nano heat insulating material and nano-thermal-insulating plate Download PDFInfo
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- CN105541313B CN105541313B CN201511010101.8A CN201511010101A CN105541313B CN 105541313 B CN105541313 B CN 105541313B CN 201511010101 A CN201511010101 A CN 201511010101A CN 105541313 B CN105541313 B CN 105541313B
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- 239000011810 insulating material Substances 0.000 title claims abstract description 13
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000000835 fiber Substances 0.000 claims abstract description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910021487 silica fume Inorganic materials 0.000 claims abstract description 14
- 239000003292 glue Substances 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 8
- 238000001816 cooling Methods 0.000 claims abstract description 6
- 238000002156 mixing Methods 0.000 claims abstract description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N AI2O3 Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- ACOGMWBDRJJKNB-UHFFFAOYSA-N acetic acid;ethene Chemical group C=C.CC(O)=O ACOGMWBDRJJKNB-UHFFFAOYSA-N 0.000 claims description 6
- 229920001038 ethylene copolymer Polymers 0.000 claims description 6
- BPQQTUXANYXVAA-UHFFFAOYSA-N silicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive Effects 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 229910002012 Aerosil® Inorganic materials 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 229910052863 mullite Inorganic materials 0.000 claims description 4
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 239000004484 Briquette Substances 0.000 claims description 2
- 240000007594 Oryza sativa Species 0.000 claims 1
- 235000007164 Oryza sativa Nutrition 0.000 claims 1
- 238000004026 adhesive bonding Methods 0.000 claims 1
- 239000003795 chemical substances by application Substances 0.000 claims 1
- 235000009566 rice Nutrition 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
- 239000000203 mixture Substances 0.000 abstract description 4
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000009413 insulation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000004568 cement Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000005039 chemical industry Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000005619 thermoelectricity Effects 0.000 description 2
- JHLNERQLKQQLRZ-UHFFFAOYSA-N Calcium silicate Chemical compound [Ca+2].[Ca+2].[O-][Si]([O-])([O-])[O-] JHLNERQLKQQLRZ-UHFFFAOYSA-N 0.000 description 1
- 229910000519 Ferrosilicon Inorganic materials 0.000 description 1
- 238000003723 Smelting Methods 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 241001062472 Stokellia anisodon Species 0.000 description 1
- 210000002268 Wool Anatomy 0.000 description 1
- 229910001884 aluminium oxide Inorganic materials 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000003247 decreasing Effects 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 229910000460 iron oxide Inorganic materials 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 1
- MYMOFIZGZYHOMD-UHFFFAOYSA-N oxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Inorganic materials [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/66—Monolithic refractories or refractory mortars, including those whether or not containing clay
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
- C04B35/14—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on silica
-
- 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
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/62204—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products using waste materials or refuse
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- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
- C04B2235/522—Oxidic
- C04B2235/5224—Alumina or aluminates
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- 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
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
- C04B2235/522—Oxidic
- C04B2235/5228—Silica and alumina, including aluminosilicates, e.g. mullite
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/52—Constituents or additives characterised by their shapes
- C04B2235/5208—Fibers
- C04B2235/5216—Inorganic
- C04B2235/522—Oxidic
- C04B2235/5232—Silica or silicates other than aluminosilicates, e.g. quartz
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5454—Particle size related information expressed by the size of the particles or aggregates thereof nanometer sized, i.e. below 100 nm
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- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance
Abstract
The present invention relates to the preparation methods of a kind of nano heat insulating material and nano-thermal-insulating plate.The material that purpose is to provide should have the characteristics that thermal stability is good under high temperature resistant, high temperature state, thermal conductivity is low and at low cost；Convenient, simple for process, preparation that the preparation method provided should draw materials is conveniently.Technical solution is：A kind of nano heat insulating material, included raw material are：Common SILICA FUME, white carbon, refractory fibre, organic gel, water.A kind of preparation method of nano-thermal-insulating plate, includes the following steps successively:Prepare following raw material：Common SILICA FUME, white carbon, refractory fibre, organic gel, water；It 1st, will be spare after refractory fibre progress break process；2nd, it is spare that organic glue is made；3rd, minute is stirred after mixing broken refractory fibre, common SILICA FUME, white carbon, obtains mixture；4th, the nano-thermal-insulating plate of different size is made；5th, organic glue is sprayed onto nano-thermal-insulating plate outer surface；6th, it is dried；7th, cooling packing.
Description
Technical field
The present invention relates to the high temperature field of the industrial trades such as metallurgy, building materials, chemical industry, thermoelectricity, specifically a kind of high temperature resistants
Heat-insulating material and preparation method thereof.
Background technology
High performance heat-insulating material has great importance for the energy-saving of industrial circle, particularly metallurgical,
The high temperatures such as building materials, chemical industry, thermoelectricity (500~1000 DEG C) highly energy-consuming field.High performance adiabatic guarantor is used in high temperature field
Adiabator will effectively improve energy utilization rate, but this thermal insulation material should also other than it must have ultralow thermal conductivity factor
This has the stability being used for a long time under certain mechanical strength and high temperature and relatively low cost.It is kept the temperature used at present
Material is not poor-performing, is exactly that cost is higher, can not meet the industrial requirement in a large amount of high temperature field.
SILICA FUME is the SiO generated in smelting ferrosilicon or industrial silicon2With the dioxygen oxidation in Si gases and air
And the ultra-fine siliceous powder body material of one kind for condensing and being formed.SILICA FUME average grain diameter is 0.15-0.20 μm, and specific surface area is
15000-20000m2/kg.Its main component be silica, the general 80-92% of content, impurity component have sodium oxide molybdena, oxidation
Calcium, magnesia, iron oxide, aluminium oxide and activated carbon etc..Since silica belongs to unformed substance in SILICA FUME, activity is high,
Tiny, the large specific surface area of grain, has excellent physicochemical property, is considered as a kind of trade waste in the past, it now is possible to extensively
The key areas such as the concrete used in special engineering, refractory material, cement are applied, but due to Market Reasons, application amount has
Limit, and in adiabatic heat-insulation field, also very big utilization space, and comprehensive cost is relatively low.
Invention content
The purpose of the present invention is overcoming the shortcomings of above-mentioned background technology, a kind of nano heat insulating material and its preparation side are provided
Method, the material should have the characteristics that thermal stability is good under high temperature resistant, high temperature state, thermal conductivity is low and at low cost；It is provided
Preparation method should draw materials it is convenient, simple for process, prepare it is convenient.
Technical solution provided by the invention is：A kind of nano heat insulating material, included raw material and parts by weight are：Commonly
SILICA FUME 75~85, white carbon 0~20, refractory fibre 10~20, organic gel 0.5~0.8, water 1.5~2.5.
The refractory fibre is preferably one kind in alumina silicate fibre, polycrystalline alumina fiber or polycrystalline mullite fibre
It is or several.
The organic gel is preferably acetate ethylene copolymer adhesive DA102H.
The white carbon is preferably aerosil.
A kind of preparation method of nano-thermal-insulating plate, includes the following steps successively:
(1) prepare the raw material of following parts by weight：Common SILICA FUME 75~85, white carbon 0~20, refractory fibre 10~20,
Organic gel 0.5~0.8, water 1.5~2.5；
It (2) will be spare after refractory fibre progress break process；
(3) that the mixing of organic gel and water is made organic glue is spare；
(4) it is stirred 20~30 minutes after mixing broken refractory fibre, common SILICA FUME, white carbon, obtains mixture；
(5) mixture obtained is put into briquetting in mold, the nano-thermal-insulating plate of different size is made；
(6) organic glue is sprayed onto nano-thermal-insulating plate outer surface；
(7) it is dried at a temperature of 70~90 DEG C；
(8) cooling packing.
The refractory fibre is preferably one kind in alumina silicate fibre, polycrystalline alumina fiber or polycrystalline mullite fibre
It is or several.
The organic gel is preferably acetate ethylene copolymer adhesive DA102H.
The white carbon is preferably aerosil.
The density of the nano-thermal-insulating plate is 350~650kg/m3, refractoriness is 1540 DEG C, cold crushing strength 1.2
~1.4MPa, linear shrinkage ratio 1.1% (1000 DEG C), thermal conductivity factor for 0.02~0.029W/m ﹒ K (600 DEG C), 0.021~
0.04W/m ﹒ K (800 DEG C), 0.023~0.048W/m ﹒ K (1000 DEG C).
The beneficial effects of the invention are as follows：The heat preservation principle of nano heat insulating material belongs to nanoaperture mechanism, has beyond normal
Broken thermal energy power with 2-6 times of Superstrong heat-preserving of traditional material.At 500 DEG C or more, temperature is higher, and nano heat insulating material is than routine
Heat insulation and preservation effect will be higher by 3~5 times.Its nanoscale void network structure and thermal boundary ingredient have not only prevented convection current heat transfer, and
And the solid-state pyroconductivity and high temperature heat radiation of material are significantly reduced, adiabatic layer thickness can be greatly decreased, can be used for a long time
Temperature is 600~1000 DEG C.Conventional 30~60mm of insulation product is equivalent to using the 10MM thickness materials, you can improves equipment or pipe
Effective displacement volume in road can reduce a large amount of heat loss again.Since the main material of the nano heat insulating material of the present invention is secondary to smelt
Product SILICA FUME, made by nano-thermal-insulating plate it is at low cost, thermal conductivity is low, thermal stability is good, high temperature field especially has
Very big advantage.Therefore it improving heat energy efficiency, realizing that the fields such as energy-saving, energy-conserving product utilization have greatly
Application value.
Specific embodiment
It elaborates with reference to embodiment to the present invention, purpose, which is only that, is best understood from present disclosure.
Therefore, the cited case is not intended to limit protection scope of the present invention.
Embodiment 1
After the alumina silicate fibre break process of 16.7 parts by weight, stirred after being mixed with the common SILICA FUME of 83.3 parts by weight
Mix, briquette forming in injection mold, is made nano-thermal-insulating plate after stirring 20~30 minutes, long generous size for 180 × 200 ×
60mm；By the acetate ethylene copolymer adhesive DA102H of 0.5 parts by weight and the water concocting of 1.5 parts by weight into glue；By glue
Nano-thermal-insulating plate outer surface is sprayed to, and is packed after carrying out Drying and cooling at a temperature of 70 DEG C, nano-thermal-insulating plate A is made.
The density of nano-thermal-insulating plate A is 600kg/m3, cold crushing strength 1.4MPa, linear shrinkage ratio 1.1% (1000
DEG C), thermal conductivity factor is 0.029W/m ﹒ K (600 DEG C), 0.04W/m ﹒ K (800 DEG C), 0.048W/m ﹒ K (1000 DEG C).
It is used on the high temperature tertiary air pipeline of cement plant using nano-thermal-insulating plate provided in this embodiment, INSULATION DESIGN
100mm castable+60mm nano-thermal-insulating plate+10mm steel plates, in pipeline in the range of 900~1100 DEG C of hot blast temperature, pipeline appearance
Face temperature is below 50 DEG C, and operational effect is good, it is ensured that operation steady in a long-term.
Embodiment 2
By the alumina silicate fibre of 11.5 parts by weight, 5 parts by weight polycrystalline mullite fibre break process, with 68.5 parts by weight
Common SILICA FUME, 15 parts by weight aerosil mixing after be stirred, is pressed in injection mold after stirring 20~30 minutes
Block shapes, and nano-thermal-insulating plate is made, and long generous size is 180 × 200 × 40mm；By the acetate ethylene copolymer of 0.5 parts by weight
Adhesive DA102H and 1.5 parts by weight water concoctings are into glue；Glue is sprayed into nano-thermal-insulating plate outer surface, and in 90 DEG C of temperature
It is packed after lower carry out Drying and cooling, nano-thermal-insulating plate B is made.
The density of nano-thermal-insulating plate B is 400kg/m3, cold crushing strength 1.2MPa, linear shrinkage ratio 1.1% (1000
DEG C), thermal conductivity factor is 0.022W/m ﹒ K (600 DEG C), 0.25W/m ﹒ K (800 DEG C), 0.028W/m ﹒ K (1000 DEG C).
Using nano-thermal-insulating plate provided in this embodiment on the high-temp waste gas pipeline of cement plant AQC waste heat boilers, by original
Common calcium silicate board+10mm steel plates+200mm the rock wools of INSULATION DESIGN 100mm castables+50mm, are changed to 100mm castables+40mm
Nano-thermal-insulating plate+10mm steel plates, for the temperature in exhaust piping in the range of 400~600 DEG C, exhaust piping hull-skin temperature is low
In 50 DEG C, heat insulation effect is good, increases dischargeable capacity, and comprehensive cost is relatively low.
Claims (2)
1. a kind of preparation method of nano heat insulating material is carried out according to following steps：
After the alumina silicate fibre break process of 16.7 parts by weight, stir, stir after being mixed with the common SILICA FUME of 83.3 parts by weight
Briquette forming in mold is injected after mixing 20~30 minutes, nano-thermal-insulating plate is made, long generous size is 180 × 200 × 60mm；It will
The acetate ethylene copolymer adhesive DA102H of 0.5 parts by weight and the water concocting of 1.5 parts by weight are into glue；Glue is sprayed to and is received
Rice heat-insulating shield outer surface, and packed after carrying out Drying and cooling at a temperature of 70 DEG C, nano-thermal-insulating plate A is made.
2. a kind of preparation method of nano heat insulating material is carried out according to following steps：
It is common with 68.5 parts by weight by the alumina silicate fibre of 11.5 parts by weight, 5 parts by weight polycrystalline mullite fibre break process
SILICA FUME, 15 parts by weight aerosil mixing after be stirred, stirring 20~30 minutes after injection mold in briquetting into
Shape, is made nano-thermal-insulating plate, and long generous size is 180 × 200 × 40mm；By the acetate ethylene copolymer gluing of 0.5 parts by weight
Agent DA102H and 1.5 parts by weight water concoctings are into glue；Glue is sprayed into nano-thermal-insulating plate outer surface, and at a temperature of 90 DEG C into
It is packed after row Drying and cooling, nano-thermal-insulating plate B is made.
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| CN105972388B (en) * | 2016-06-25 | 2019-01-01 | 常州腾拓机械设备有限公司 | A kind of nanometer micropore HEAT-INSULATING PLATE PRODUCTION LINE |
| CN107253863B (en) * | 2017-07-26 | 2020-06-19 | 中钢集团洛阳耐火材料研究院有限公司 | Light heat-insulating material containing silica micropowder |
| CN107512917A (en) * | 2017-08-24 | 2017-12-26 | 浙江科屹耐火材料有限公司 | A kind of flame-retardant fibre board |
| CN108298995B (en) * | 2018-01-29 | 2020-12-08 | 偃师市三合绝热科技有限公司 | Low-dimensional SiO2 high-strength light-weight heat-insulating material and preparation method thereof |
| CN111732392A (en) * | 2020-07-05 | 2020-10-02 | 郑州瑞泰耐火科技有限公司 | High-strength nano plate and preparation method thereof |
| CN111662089A (en) * | 2020-07-05 | 2020-09-15 | 郑州瑞泰耐火科技有限公司 | High-temperature-resistant self-sintered nano plate and preparation method thereof |
| CN112266215A (en) * | 2020-10-30 | 2021-01-26 | 深圳市鑫富达电器有限公司 | Heat insulation material composition, heat insulation ring, preparation method of heat insulation ring and cooking appliance |
| CN112679140A (en) * | 2020-12-18 | 2021-04-20 | 江苏山由帝奥节能新材股份有限公司 | Nano modified glass fiber composite core material and preparation method thereof |
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|---|---|---|---|---|
| CN101671157B (en) * | 2009-09-22 | 2012-09-05 | 中国人民解放军海军工程大学 | High-efficiency insulating material used for high-temperature pipeline and preparation method thereof |
| CN103848591A (en) * | 2012-12-05 | 2014-06-11 | 佛山市顺德区恒铕材料科技有限公司 | Chopped inorganic fiber-reinforced thermal insulation plate |
| CN105084910A (en) * | 2014-05-07 | 2015-11-25 | 天津固特节能环保科技有限公司 | High-temperature-resistant low-shrinking-percentage nano-scale microporous heat insulating material for steel ladle and preparation method therefor |
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2015
- 2015-12-28 CN CN201511010101.8A patent/CN105541313B/en active Active
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