CN103601463A - Magnesium cement inorganic heat insulation material and preparation method thereof - Google Patents
Magnesium cement inorganic heat insulation material and preparation method thereof Download PDFInfo
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- CN103601463A CN103601463A CN201310541416.XA CN201310541416A CN103601463A CN 103601463 A CN103601463 A CN 103601463A CN 201310541416 A CN201310541416 A CN 201310541416A CN 103601463 A CN103601463 A CN 103601463A
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- heat insulation
- insulation material
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- inorganic heat
- magnesium
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- 239000004568 cement Substances 0.000 title claims abstract description 43
- 239000012774 insulation material Substances 0.000 title claims abstract description 38
- 239000011777 magnesium Substances 0.000 title claims abstract description 38
- 229910052749 magnesium Inorganic materials 0.000 title claims abstract description 38
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000002360 preparation method Methods 0.000 title abstract description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims abstract description 29
- TWRXJAOTZQYOKJ-UHFFFAOYSA-L Magnesium chloride Chemical compound [Mg+2].[Cl-].[Cl-] TWRXJAOTZQYOKJ-UHFFFAOYSA-L 0.000 claims abstract description 28
- 238000003756 stirring Methods 0.000 claims abstract description 28
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000395 magnesium oxide Substances 0.000 claims abstract description 19
- 229910001629 magnesium chloride Inorganic materials 0.000 claims abstract description 14
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims abstract description 12
- GCLGEJMYGQKIIW-UHFFFAOYSA-H sodium hexametaphosphate Chemical compound [Na]OP1(=O)OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])OP(=O)(O[Na])O1 GCLGEJMYGQKIIW-UHFFFAOYSA-H 0.000 claims abstract description 12
- 235000019982 sodium hexametaphosphate Nutrition 0.000 claims abstract description 12
- 239000001577 tetrasodium phosphonato phosphate Substances 0.000 claims abstract description 12
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 11
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 11
- 239000000843 powder Substances 0.000 claims abstract description 11
- 239000010881 fly ash Substances 0.000 claims abstract description 10
- 239000004816 latex Substances 0.000 claims abstract description 10
- 229920000126 latex Polymers 0.000 claims abstract description 10
- 239000004113 Sepiolite Substances 0.000 claims abstract description 8
- 239000000835 fiber 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
- 239000002002 slurry Substances 0.000 claims abstract description 6
- 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 claims description 11
- 235000019353 potassium silicate Nutrition 0.000 claims description 11
- 239000011734 sodium Substances 0.000 claims description 11
- 229910052708 sodium Inorganic materials 0.000 claims description 11
- 239000011324 bead Substances 0.000 claims description 10
- 239000011521 glass Substances 0.000 claims description 10
- 230000002209 hydrophobic effect Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 claims description 7
- 239000011810 insulating material Substances 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
- 229920001479 Hydroxyethyl methyl cellulose Polymers 0.000 claims description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 2
- DPDMMXDBJGCCQC-UHFFFAOYSA-N [Na].[Cl] Chemical compound [Na].[Cl] DPDMMXDBJGCCQC-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 239000010883 coal ash Substances 0.000 claims description 2
- 239000004567 concrete Substances 0.000 claims description 2
- 239000007788 liquid Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 239000011574 phosphorus Substances 0.000 claims description 2
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- HXHCOXPZCUFAJI-UHFFFAOYSA-N prop-2-enoic acid;styrene Chemical compound OC(=O)C=C.C=CC1=CC=CC=C1 HXHCOXPZCUFAJI-UHFFFAOYSA-N 0.000 claims description 2
- 238000006884 silylation reaction Methods 0.000 claims description 2
- 238000009413 insulation Methods 0.000 abstract description 2
- 239000004115 Sodium Silicate Substances 0.000 abstract 2
- 239000011325 microbead Substances 0.000 abstract 2
- 239000005871 repellent Substances 0.000 abstract 2
- 229910052911 sodium silicate Inorganic materials 0.000 abstract 2
- 238000005695 dehalogenation reaction Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- -1 sodium fluorosilicate Chemical compound 0.000 abstract 1
- 238000009825 accumulation Methods 0.000 description 4
- 150000004820 halides Chemical class 0.000 description 4
- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
- 150000002680 magnesium Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 102000004160 Phosphoric Monoester Hydrolases Human genes 0.000 description 1
- 108090000608 Phosphoric Monoester Hydrolases Proteins 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000001095 magnesium carbonate Substances 0.000 description 1
- 229910000021 magnesium carbonate Inorganic materials 0.000 description 1
- 235000014380 magnesium carbonate Nutrition 0.000 description 1
- ZLNQQNXFFQJAID-UHFFFAOYSA-L magnesium carbonate Chemical compound [Mg+2].[O-]C([O-])=O ZLNQQNXFFQJAID-UHFFFAOYSA-L 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 239000003469 silicate cement Substances 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention relates to a magnesium cement inorganic heat insulation material and a preparation method thereof. The magnesium cement inorganic heat insulation material comprises the following components in parts by weight: 1000 parts by weight of magnesium oxide, 800 parts by weight of magnesium chloride solution, 800-1400 parts by weight of water-repellent vitreous micro-beads, 5-15 parts by weight of latex powder, 5-25 parts by weight of sepiolite fiber, 50-150 parts by weight of fly ash, 2-5 parts by weight of sodium fluorosilicate, 2-5 parts by weight of sodium hexametaphosphate, 4-8 parts by weight of water-retaining agent, 25-50 parts by weight of phosphoric acid and 25-70 parts by weight of sodium silicate. When the magnesium cement inorganic heat insulation material is used, the powder materials are put into a stirring machine together for uniform stirring, then the magnesium chloride solution is added for stirring, after slurry is uniformly stirred, the light aggregate water-repellent vitreous micro-beads are added for continuously stirring for 3-5min, and finally phosphoric acid and sodium silicate are added for uniform stirring. The magnesium cement inorganic heat insulation material has the advantages of relatively good fire prevention and heat insulation performances, relatively high strength and excellent anti-dehalogenation capability.
Description
Technical field
The present invention relates to a kind of magnesium cement inorganic heat insulation material and preparation method thereof.
Background technology
Building heat preservation lagging material can be used for reducing the thermosteresis of architecture indoor external environment, effectively reduce building air conditioning load, it is the important component part that builds energy saving building and implement reducing energy consumption, but because building heat insulation material exists water-repellancy or the poor defect of fire line, thereby limited its further development and application.Therefore, urgently develop intensity high, moistureproof, do not fire, environmentally friendly novel building energy-saving and heat-insulating material.
Along with updating of the various performances of magnesia cement, the purposes of magnesia cement is also more and more extensive.Because the production technique of magnesia cement is simply too much compared with other silicate cements, do not need sintering, do not need to be dried, greatly reduce energy consumption, and the application of magnesia cement solved many environmental problems, be genuine green building productions.The magnesia cement goods of producing by various method of modifying, except having the premium properties of magnesium cement itself, also possessed many other excellent performances, this has also determined the popularity of its Application Areas, can manufacture various building materials, decoration, sound insulation, refractory materials.
Summary of the invention
One of object of the present invention is to provide a kind of magnesium cement inorganic heat insulation material.The present invention take the good magnesium oxide of extremely fireproof insulating property and magnesium chloride to have prepared a kind of magnesium cement inorganic heat insulation material as main gelatinous material.
Two of object of the present invention is to provide the preparation method of this lagging material.
The invention solves the shortcomings such as the water-fast resistivity against fire of existing lagging material is poor, strengthened the performance of existing magnesite material surface halide accumulation resistance simultaneously, become one of effective means of building energy conservation, realized energy-conservation and double effects environmental protection.
A magnesium cement inorganic heat insulation material, is characterized in that the composition of this lagging material and parts by weight are:
Magnesium oxide 1000 weight parts; Magnesium chloride solution 800 weight parts;
Hydrophobic glass bead 800-1400 weight part: latex powder 5-15 weight part;
Sepiolite fibre 5-25 weight part; Flyash 50-150 weight part;
Sodium Silicofluoride 2-5 weight part; Sodium hexametaphosphate 99 2-5 weight part;
Water-holding agent 4-8 weight part; Phosphoric acid 25-50 weight part;
Water glass 25-70 weight part.
Above-mentioned magnesium oxide is light calcined magnesia, content of magnesia >=85% wherein, fineness 180-200 order.
Above-mentioned magnesium chloride solution is the magnesium chloride solution of 27 ° of B é (degree Beaume), and wherein sodium-chlor and KCE content are less than 1%.
Above-mentioned hydrophobic glass bead is environmental protection inorganic light heat-insulating material, and its particle diameter is 50-70 order.
Above-mentioned environmental protection inorganic light heat-insulating material is processed through silylation hydrophober.
Above-mentioned latex powder is any in vinylbenzene-vinylformic acid, acrylate, vinyl acetate between to for plastic-ethene, and its fineness is 100 orders.
Above-mentioned flyash is second class powered coal ash.
Above-mentioned Sodium Silicofluoride is technical grade Sodium Silicofluoride.
Above-mentioned Sodium hexametaphosphate 99 is technical grade Sodium hexametaphosphate 99.
Above-mentioned water-holding agent is at least one in Natvosol, hydroxyethylmethyl-cellulose, Vltra tears.
Above-mentioned phosphoric acid is PHOSPHORIC ACID TECH.GRADE, wherein phosphorus acid content >=85%.
Above-mentioned water glass is the ordinary liquid water glass of 50 ° of B é.
A kind of method of preparing above-mentioned magnesium cement inorganic heat insulation material; the concrete steps that it is characterized in that the method are: first magnesium oxide, latex powder, sepiolite fibre, flyash, Sodium Silicofluoride, Sodium hexametaphosphate 99, water-holding agent are together dropped in stirrer and stirred; then add magnesium chloride solution to stir; treat that slurry stirs; add again light-weight aggregate hydrophobic glass bead to continue to stir 3-5min; finally add phosphoric acid and water glass; stir, obtain the method for magnesium cement inorganic heat insulation material.
Compared with prior art, the magnesium cement inorganic heat insulation material that prepared by the present invention has following features:
1. heat insulating: because magnesium cement inorganic heat insulation material has the filling of inorganic light-weight aggregate hydrophobic glass bead, thermal conductivity is little, and thermal and insulating performance is good.
2. fire protection flame retarding: MgO, MgCl
2be all non-flammable, and in goods hydrate, mass crystallization water can stop and lights, what magnesium cement inorganic heat insulation material was used in addition is inorganic materials entirely, has further improved the fire resistance of material.
3. water-fast, surface halide accumulation resistance: be added with water-fast, surface halide accumulation resistance properties-correcting agent in magnesium cement inorganic heat insulation material, significantly improved the water-fast surface halide accumulation resistance ability of this material.
4. environmental protection: it is high, pollution-free, radiationless that magnesium cement inorganic heat insulation material has intensity is real green material.
Embodiment
After now specific embodiments of the invention being described in.
Embodiment 1
Get magnesium oxide 1000g, latex powder 6g, sepiolite fibre 8g; flyash 55g; Sodium Silicofluoride 2g, Sodium hexametaphosphate 99 3g, water-holding agent 6g; together drop in stirrer and stir; then add 800g magnesium chloride solution to stir, treat that slurry stirs, then add 850g light-weight aggregate hydrophobic glass bead to continue to stir 3-5min; finally add phosphoric acid 30g and water glass 70g, stir and can obtain magnesium cement inorganic heat insulation material.The dry apparent density of this magnesium cement inorganic heat insulation material is 390Kg/m
3, ultimate compression strength is 1.2MPa, combustionproperty rank meets the A level requirement of GB8624 regulation.
Embodiment 2
Get magnesium oxide 1000g, latex powder 12g, sepiolite fibre 25g; flyash 135g; Sodium Silicofluoride 5g, Sodium hexametaphosphate 99 4g, water-holding agent 7g; together drop in stirrer and stir; then add 800g magnesium chloride solution to stir, treat that slurry stirs, then add 1350g light-weight aggregate hydrophobic glass bead to continue to stir 3-5min; finally add phosphoric acid 35g and water glass 65g, stir and can obtain magnesium cement inorganic heat insulation material.The dry apparent density of this magnesium cement inorganic heat insulation material is 355 Kg/m
3, ultimate compression strength is 0.75 MPa, combustionproperty rank meets the A level requirement of GB8624 regulation.
Embodiment 3
Get magnesium oxide 1000g, latex powder 8g, sepiolite fibre 15g; flyash 90g; Sodium Silicofluoride 4g, Sodium hexametaphosphate 99 4g, water-holding agent 5g; together drop in stirrer and stir; then add 800g magnesium chloride solution to stir, treat that slurry stirs, then add 1000g light-weight aggregate hydrophobic glass bead to continue to stir 3-5min; finally add phosphatase 24 5g and water glass 55g, stir and can obtain magnesium cement inorganic heat insulation material.The dry apparent density of this magnesium cement inorganic heat insulation material is 370 Kg/m
3, ultimate compression strength is 0.98MPa, combustionproperty rank meets the A level requirement of GB8624 regulation.
Claims (13)
1. a magnesium cement inorganic heat insulation material, is characterized in that the composition of this lagging material and parts by weight are:
Magnesium oxide 1000 weight parts; Magnesium chloride solution 800 weight parts;
Hydrophobic glass bead 800-1400 weight part: latex powder 5-15 weight part;
Sepiolite fibre 5-25 weight part; Flyash 50-150 weight part;
Sodium Silicofluoride 2-5 weight part; Sodium hexametaphosphate 99 2-5 weight part;
Water-holding agent 4-8 weight part; Phosphoric acid 25-50 weight part;
Water glass 25-70 weight part.
2. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described magnesium oxide is light calcined magnesia, content of magnesia >=85% wherein, fineness 180-200 order.
3. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described magnesium chloride solution is the magnesium chloride solution of 27 ° of B é (degree Beaume), and wherein sodium-chlor and KCE content are less than 1%.
4. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described hydrophobic glass bead is environmental protection inorganic light heat-insulating material, and its particle diameter is 50-70 order.
5. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described environmental protection inorganic light heat-insulating material is through the processing of silylation hydrophober.
6. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described latex powder is any in vinylbenzene-vinylformic acid, acrylate, vinyl acetate between to for plastic-ethene, and its fineness is 100 orders.
7. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described flyash is second class powered coal ash.
8. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described Sodium Silicofluoride is technical grade Sodium Silicofluoride.
9. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that described Sodium hexametaphosphate 99 is technical grade Sodium hexametaphosphate 99.
10. magnesium cement inorganic heat insulation material according to claim 1, is characterized in that, described water-holding agent is at least one in Natvosol, hydroxyethylmethyl-cellulose, Vltra tears.
11. magnesium cement inorganic heat insulation materials according to claim 1, is characterized in that described phosphoric acid is PHOSPHORIC ACID TECH.GRADE, wherein phosphorus acid content >=85%.
12. magnesium cement inorganic heat insulation materials according to claim 1, is characterized in that described water glass is the ordinary liquid water glass of 50 ° of B é.
Prepare according to the method for the magnesium cement inorganic heat insulation material described in any one in claim 1-12 for 13. 1 kinds; the concrete steps that it is characterized in that the method are: first magnesium oxide, latex powder, sepiolite fibre, flyash, Sodium Silicofluoride, Sodium hexametaphosphate 99, water-holding agent are together dropped in stirrer and stirred; then add magnesium chloride solution to stir; treat that slurry stirs; add again light-weight aggregate hydrophobic glass bead to continue to stir 3-5min; finally add phosphoric acid and water glass; stir, obtain the method for magnesium cement inorganic heat insulation material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310541416.XA CN103601463B (en) | 2013-11-06 | 2013-11-06 | Magnesium cement inorganic heat insulation material and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310541416.XA CN103601463B (en) | 2013-11-06 | 2013-11-06 | Magnesium cement inorganic heat insulation material and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103601463A true CN103601463A (en) | 2014-02-26 |
| CN103601463B CN103601463B (en) | 2015-10-14 |
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| CN201310541416.XA Active CN103601463B (en) | 2013-11-06 | 2013-11-06 | Magnesium cement inorganic heat insulation material and preparation method thereof |
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| Country | Link |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105520639A (en) * | 2016-01-25 | 2016-04-27 | 中山昊天节能科技有限公司 | Automatic on-off type air energy water dispenser |
| CN105777026A (en) * | 2016-03-10 | 2016-07-20 | 徐杰 | Heat-preservation material for building external wall and preparation method for heat-preservation material |
| CN107602055A (en) * | 2017-10-17 | 2018-01-19 | 陈合华 | A kind of preparation method of high breaking strength type fireproof heated board |
| CN108383479A (en) * | 2018-04-09 | 2018-08-10 | 合肥聪亨新型建材科技有限公司 | A kind of heat-insulating material and preparation method thereof for Cryo Heat Insulation pipeline |
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| CN101205432A (en) * | 2006-12-19 | 2008-06-25 | 唐小菊 | Heat insulating coatings and preparation thereof |
| CN102010174A (en) * | 2010-11-12 | 2011-04-13 | 中国科学院青海盐湖研究院 | Thermal insulation mortar |
| CN102020453A (en) * | 2010-10-08 | 2011-04-20 | 眭良 | High-strength inorganic magnesium cement building template and production method thereof |
| CN102850034A (en) * | 2012-09-29 | 2013-01-02 | 江苏尼高科技有限公司 | Chlorine magnesium cement compound foaming insulation board and preparation method thereof |
-
2013
- 2013-11-06 CN CN201310541416.XA patent/CN103601463B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101205432A (en) * | 2006-12-19 | 2008-06-25 | 唐小菊 | Heat insulating coatings and preparation thereof |
| CN102020453A (en) * | 2010-10-08 | 2011-04-20 | 眭良 | High-strength inorganic magnesium cement building template and production method thereof |
| CN102010174A (en) * | 2010-11-12 | 2011-04-13 | 中国科学院青海盐湖研究院 | Thermal insulation mortar |
| CN102850034A (en) * | 2012-09-29 | 2013-01-02 | 江苏尼高科技有限公司 | Chlorine magnesium cement compound foaming insulation board and preparation method thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105520639A (en) * | 2016-01-25 | 2016-04-27 | 中山昊天节能科技有限公司 | Automatic on-off type air energy water dispenser |
| CN105777026A (en) * | 2016-03-10 | 2016-07-20 | 徐杰 | Heat-preservation material for building external wall and preparation method for heat-preservation material |
| CN107602055A (en) * | 2017-10-17 | 2018-01-19 | 陈合华 | A kind of preparation method of high breaking strength type fireproof heated board |
| CN108383479A (en) * | 2018-04-09 | 2018-08-10 | 合肥聪亨新型建材科技有限公司 | A kind of heat-insulating material and preparation method thereof for Cryo Heat Insulation pipeline |
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| CN103601463B (en) | 2015-10-14 |
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Effective date of registration: 20161025 Address after: 201804 Shanghai city Jiading District Xie Road No. 1000 Patentee after: Shanghai Yupei Special Building Material Co.,Ltd. Address before: 201804 Shanghai city Jiading District Xie Road No. 1000 Patentee before: Shanghai Yupei Special Building Material Co.,Ltd. Patentee before: Shanghai University |
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Effective date of registration: 20180816 Address after: 201804 J227 8, No. 1112, hang Gui Road, Anting Town, Jiading District, Shanghai. Patentee after: SHANGHAI FODEV NEW MATERIAL TECHNOLOGY CO.,LTD. Address before: 201804 Xie Chun Road, Jiading District, Shanghai 1000 Patentee before: Shanghai Yupei Special Building Material Co.,Ltd. |
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Address after: Building 3, No. 75 Hengle Road, Waigang Town, Jiading District, Shanghai, June 2018 Patentee after: Shanghai fupei New Material Technology Co.,Ltd. Address before: 201804 J227 8, No. 1112, hang Gui Road, Anting Town, Jiading District, Shanghai. Patentee before: SHANGHAI FODEV NEW MATERIAL TECHNOLOGY CO.,LTD. |
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