CN1130604A - Conducting concrete usable as electric heat-generating material - Google Patents
Conducting concrete usable as electric heat-generating material Download PDFInfo
- Publication number
- CN1130604A CN1130604A CN 95121611 CN95121611A CN1130604A CN 1130604 A CN1130604 A CN 1130604A CN 95121611 CN95121611 CN 95121611 CN 95121611 A CN95121611 A CN 95121611A CN 1130604 A CN1130604 A CN 1130604A
- Authority
- CN
- China
- Prior art keywords
- concrete
- electric heating
- fibre
- heating material
- adopted
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
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
-
- 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
- C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
- C04B2103/30—Water reducers, plasticisers, air-entrainers, flow improvers
- C04B2103/302—Water reducers
-
- 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
- C04B2111/90—Electrical properties
- C04B2111/94—Electrically conducting materials
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Resistance Heating (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention relates to a concrete which is designed to be used as a conductive concrete of electric heating materials for electric heating. The concrete is composed of graphite powder, short carbon fiber, concrete reinforcing fiber, concrete water reducing agent, concrete strengthening agent, electrolyte, cement, and filling material. The concrete has the advantages of high efficient heating, long service life, fine chemical and thermo stability, and no environment pollution. The concrete can also function as common concrete material and combine with the building structure (such as a metope and a floor) rationally without any occupancy of extra space, supplying considerable heating area and relatively wider power designing scope. And thus the concrete is an idea electric heating material for a building electric heating system.
Description
The present invention relates to a kind of concrete, be applicable to that electrically heated heating makes the conducting concrete of electric heating material.
The electric heating material that is used for the electrically heated heating at present mainly contains resistance wire, Si-Mo rod, PTC electronic ceramics (positive temperature coefficient electronic ceramics) etc.As the conditioner that generally uses, electric heating installation using oil as medium etc., its electric heating material is generally resistance wire.The far infrared electric space heating appliance, part adopts Si-Mo rod.No matter all there are the shortcoming that power consumption is big, thermo-efficiency is low in resistance wire, Si-Mo rod; And the work-ing life of resistance wire is short.In Japan, quite a few is used as the air-conditioning electric heating material PTC electronic ceramics, domestic also have producer to produce conditioner at PTC on probation, though the PTC electronic ceramics has energy-saving advantages, because it is big to make larger area PTC electronic ceramics chip technology difficulty, the PTC electronic ceramics sheet of small area is because heat exchange area is difficult to reach the ideal heating effect for a short time.
As the electric heating material of ideal electrically heated heating, when limiting power, the electric heating material of unit cost should be able to provide big as far as possible area, to obtain bigger heat-exchange capacity, improves the heating effect.Patent 93107944.6 is released a kind of electric heating floor brick, adopt Graphite Powder 99 and metal-powder by resin bonding as electric heating material, though bigger heat-exchange capacity can be provided, but metal-powder is easily by slow oxidation, as time passes, its resistance will increase gradually, influence stability, and the organic resin as caking agent is easily aging under the condition of often heating, will cause the shortening in work-ing life.Patent 94241290.7 is released the carbon fiber electrically heater device, adopts the electric conduction of carbon fiber heating paper as electric heating material; The electric conduction of carbon fiber heating paper has limited power range owing to adopt safety voltage to power, and follows the ageing-resistant problem of paper inevitably.The carbon fiber electric heating warmer that patent 94247476.7 is released is to adopt carbon fiber bundle, carbon cloth or carbon fiber as heating element, and its cost is higher relatively.The ion heater with carbon graphite electrode anti-leakage structure that patent 93101346.1 is released then is to adopt ionogen as electric heating material, has problems such as complex manufacturing technology, electric conversion rate are low.
Can improve by the area of dissipation that increases electric heater integral body though improve thermo-efficiency, as oil-filled electric heater, electric heating installation using oil as medium etc.The heat that electric insulation oil produces the electric heating material resistance wire evenly spreads on the whole oil-filled body to increase heat-exchange capacity.Its electric insulation oil that adopts is generally polychlorobiphenyl, is a kind of very difficult natural degradation or biodegradable toxic substance, can bring out skin carcinoma.Therefore this method is brought hidden danger to environment protection inevitably.
At above-mentioned situation, for seeking the exothermic material that a kind of good electrically heated heats, it requires: little power consumption, thermo-efficiency height, long service life, have good chemical stability and thermostability, bigger heating area can be provided, and the power designs scope of broad, non-environmental-pollution are arranged, easy handling, construction, installation, cost is low; The spy finishes the present invention.
Feature of the present invention is:
1. in concrete, add chopped carbon fiber and Graphite Powder 99, thereby form conducting concrete.
Carbon fiber is the favorable conductive body, and resistivity is 10
-3The Ω cm order of magnitude; And add carbon fiber and can improve concrete tension, bending strength.Add Graphite Powder 99 and help carbon fiber homodisperse in concrete, and increase contact conduction probability between the carbon fiber, thereby the addition that can reduce carbon fiber is to reduce cost.
Graphite Powder 99 and carbon fiber all have good thermal conductivity, and the conducting concrete as electric heating material can evenly generate heat accordingly.Because conducting concrete can organically constitute one with building, as the interior walls of building, ground etc., do not need additionally to take up room, be convenient to install, construction; And can provide bigger heat exchange area, the thermo-efficiency height.
Carbon fiber and Graphite Powder 99 also have good chemical stability and thermostability except having good electrical conductivity.In concrete strongly basic medium, can not resemble and be corroded gradually metal-powder or the stainless steel Steel Wool.Work-ing life and heating stability have been guaranteed effectively as the conducting concrete of electricity heating material.
2. add fortifying fibre to improve tension, the bending strength of conducting concrete.
Though carbon fiber itself can strengthen concrete tension, bending strength effectively, the carbon fiber price is higher, adds the consumption that fortifying fibre can reduce carbon fiber in right amount, helps reducing cost.
Fortifying fibre can adopt the short organic fibre of cutting: aramid fiber, polypropylene fibre, polyvinyl alcohol fiber, polyacrylonitrile fibre, thermovyl and combination thereof.The mean length that this weak point is cut organic fibre can be 3～10mm, is good with mean length 5mm; Length is difficult for being dispersed in effectively in the concrete greater than 10mm, and mean length is lower than 3mm then can not play the concrete enhancement effectively.
Fortifying fibre also can adopt inorganic fibre: glass fibre and ceramic fiber.Perhaps inorganic fibre and above-mentioned weak point being cut organic fibre is used in combination.Also in as the conducting concrete of electric heating material, can not add under construction, because of fibrous magnesium silicate has certain carinogenicity, in order to avoid, HUMAN HEALTH is impacted owing to heating causes a small amount of volatilization at a large amount of fibrous magnesium silicates that use.
3. interpolation cement water reducing agent so that hydrated cementitious is complete, and helps carbon fiber, Graphite Powder 99, fortifying fibre and is uniformly dispersed, and promotes the affinity between carbon fiber, Graphite Powder 99, fortifying fibre and the cement, improves conducting concrete intensity.
The cement water reducing agent that is adopted can be polyacrylamide, polyethylene oxide, poly(propylene oxide), oxyethane and epoxy propane copolymer, sulfonated lignin, pyramine formaldehyde condensation products sulfonate, (C
8～C
14) alkylbenzene sulfonate, (C
8～C
14) sulfonated alkyl naphathalene and composition thereof.
The cement water reducing agent add-on should not surpass 2% of concrete dry basic weight amount, otherwise can cause too much bubble, causes conducting concrete resistance to increase.
4. add the intensity that concrete intensifier can improve conducting concrete.
The concrete intensifier that is adopted can be single component of thanomin, diethanolamine, trolamine, Yi Bingchunan, diisopropanolamine (DIPA), tri-isopropanolamine and composition thereof.
Alkanolamine can prevent ferric hydroxide colloid parcel cement granules and block aquation, cause concrete strength to descend in the making of concrete mortar.
5. add ionogen improving the conduction and the heating property of conducting concrete, and can in the construction of conducting concrete mortar and prefabricated component are made, play antifreeze, rapid-curing cutback effect, improve concrete strength.
The ionogen that is added can be any one or its combination in vitriol, sulphite, nitrate, nitrite, phosphoric acid salt and sodium-chlor, Repone K, calcium chloride, the Tai-Ace S 150 of potassium, sodium.
6. the stopping composition that adopts in conducting concrete can be the normal sands building stones, also can be flyash, amorphous silica, silica powder, rock powder, clay, blast-furnace slag, volcanic ash carbonate and combination thereof.As the comprehensive utilization of waste residue, waste material, the good approach of also can yet be regarded as.
As everyone knows, the addition of water can have in a big way change because of execution conditions in concrete mortar is made, but does not influence the performance of concrete for making.Discuss proportion of composing with regard to the composition of concrete butt below as the concrete each component of electric heating material.
The present invention forms (percentage composition of each component all refers to the percentage composition with respect to concrete dry basic weight amount) by following component:
1. Graphite Powder 99 and chopped carbon fiber mixture 0.05～5%
Wherein the part by weight of Graphite Powder 99 and chopped strand can be 1: 0.1～10;
The mean length of chopped carbon fiber can be 2～12mm.
2. fortifying fibre 0～5%
Fortifying fibre can be that mean length is that the weak point of 3～10mm is cut organic fibre: any one in aramid fiber, polypropylene fibre, polyvinyl alcohol fiber, polyacrylonitrile fibre, the thermovyl and combination thereof.
Fortifying fibre also can be an inorganic fibre: any one in glass fibre and the ceramic fiber and combination thereof.
Fortifying fibre also can be the combination that above-mentioned weak point is cut organic fibre and inorganic fibre.
3. cement water reducing agent 0.01～2%
Cement water reducing agent can be polyacrylamide, polyethylene oxide, poly(propylene oxide), oxyethane and epoxy propane copolymer, sulfonated lignin, pyramine formaldehyde condensation products sulfonate, (C
8～C
14) alkylbenzene sulfonate, (C
8～C
14) any one and combination thereof in the sulfonated alkyl naphathalene.
4. concrete intensifier 0.01～1%
Concrete intensifier can be any one and combination thereof of thanomin, diethanolamine, trolamine, Yi Bingchunan, diisopropanolamine (DIPA), tri-isopropanolamine.
5. ionogen 0.01～2%
Ionogen can be any one and the combination in vitriolate of tartar, sodium sulfate, potassium sulfite, S-WAT, saltpetre, SODIUMNITRATE, potassium nitrite, Sodium Nitrite, potassiumphosphate, sodium phosphate, sodium-chlor, Repone K, calcium chloride, the Tai-Ace S 150.
6. stopping composition 0～60%
Stopping composition can be any one and the combination in common sand, flyash, amorphous silica, silica powder, rock powder, clay, blast-furnace slag, the volcanic ash carbonate.
7. cement 30～98%
During making, after earlier Graphite Powder 99, chopped strand, fortifying fibre, stopping composition, cement being weighed in proportion, stir evenly mixture A; After then required cement water reducing agent, concrete intensifier, ionogen being weighed in proportion, be dissolved in the water of required interpolation and make aqueous solution B; Aqueous solution B is added stir promptly to get among the said mixture A again and lead concrete mortar.Can make the electricity heating conducting concrete prefabricated component that is used to heat with this mortar, or directly construct with this mortar and to do electricity heating concrete wall or ground.
Embodiment 1.
Graphite Powder 99 5g
Carbon fiber (mean length 6mm) 0g
Polyacrylamide 5g
Three Isopropamide g
Sodium sulfate 5g
Sodium-chlor 6g
Sand (60～80 order) 60g
Cement 425
#800g
Water 300g
Made concrete mortar is made the concrete sample of 10.0cm * 2.0cm * 0.5cm, is 60～70% condition in relative humidity, and seasoning was after 7 days when room temperature was 15～20 ℃, and the resistivity that records is 5O.2 Ω .cm; Recording resistivity after 28 days is 50.6 Ω .cm; Recording resistivity after 40 days is 50.3 Ω .cm.
The concrete mortar made from this ratio can be processed into the thick conducting concrete precoated plate of 0.5～1.0cm, makes certain thickness electricity heating concrete wall surface or ground as electric heating material or direct construction.
Embodiment 2.
Graphite Powder 99 63g
Carbon fiber (mean length 6mm) 8g
Polypropylene fibre (mean length 5mm) 5g
Sodium lignosulfonate 5g
Polyethylene oxide (molecular-weight average 3000) 5g
Three Isopropamide 2g
Sodium sulfate 5g
SODIUMNITRATE 5g
Quartz sand (40～80 order) 250g
Flyash 50g
Cement 525
#600g
Water 250g
Made concrete mortar is made the concrete sample of 10.0cm * 2.0cm * 0.5cm, is 60～70% condition in relative humidity, and seasoning was after 7 days when room temperature was 15～20 ℃, and the resistivity that records is 72.8 Ω .cm; Recording resistivity after 28 days is 72.4 Ω .cm; Recording resistivity after 40 days is 72.5 Ω .cm.
Parameter can be formed Design and Machining conducting concrete prefabricated component and site operation electricity heating concrete wall surface or ground by this concrete in view of the above.
Claims (9)
1. conducting concrete as electric heating material, it is characterized in that with cement, stopping composition be basic material, add Graphite Powder 99 and chopped carbon fiber mixture as electro-conductive material, compound again interpolation fortifying fibre, cement water reducing agent, concrete intensifier, ionogen constitute.Its each composition with respect to the percentage composition of this concrete dry basic weight amount is:
(1). Graphite Powder 99 and chopped carbon fiber mixture 0.05～5%
(2). fortifying fibre 0～5%
(3). cement water reducing agent 0.01～2%
(4). concrete intensifier 0.01～1%
(5). ionogen 0.01～2%
(6). stopping composition 0～60%
(7). cement 30～98%
2. the conducting concrete as electric heating material according to claim 1 is characterized in that the part by weight of Graphite Powder 99 and chopped strand is 1: 0.1～10 in the mixture of the Graphite Powder 99 that adopted and chopped strand; Wherein the mean length of chopped carbon fiber is 2～12mm.
3. the conducting concrete as electric heating material according to claim 1 is characterized in that the fortifying fibre that is adopted can be that mean length is that the weak point of 3～10mm is cut any one and the combination thereof in aramid fiber, polypropylene fibre, polyvinyl alcohol fiber, polyacrylonitrile fibre, the thermovyl.
4. the conducting concrete as electric heating material according to claim 1 is characterized in that the fortifying fibre that is adopted can be any one and the combination thereof in glass fibre and the ceramic fiber.
5. the conducting concrete as electric heating material according to claim 1 is characterized in that the fortifying fibre that is adopted can be that mean length is that the weak point of 3～10mm is cut organic fibre: aramid fiber, polypropylene fibre, polyvinyl alcohol fiber, polyacrylonitrile fibre, thermovyl and inorganic fibre: the combination of glass fibre and ceramic fiber.
6. the conducting concrete as electric heating material according to claim 1 is characterized in that the cement water reducing agent that is adopted can be polyacrylamide, polyethylene oxide, poly(propylene oxide), oxyethane and epoxy propane copolymer, sulfonated lignin, pyramine formaldehyde condensation products sulfonate, (C
8～C
14) alkylbenzene sulfonate, (C
8～C
14) in the sulfonated alkyl naphathalene any one inhale its combination.
7. the conducting concrete as electric heating material according to claim 1 is characterized in that the concrete intensifier that is adopted can be any one and combination thereof of thanomin, diethanolamine, trolamine, Yi Bingchunan, diisopropanolamine (DIPA), tri-isopropanolamine.
8. the conducting concrete as electric heating material according to claim 1 is characterized in that the ionogen that is adopted can be any one and the combination thereof in vitriolate of tartar, sodium sulfate, potassium sulfite, S-WAT, saltpetre, SODIUMNITRATE, potassium nitrite, Sodium Nitrite, potassiumphosphate, sodium phosphate, sodium-chlor, Repone K, calcium chloride, the Tai-Ace S 150.
9. the conducting concrete as electric heating material according to claim 1 is characterized in that the stopping composition that is adopted can be any one and the combination thereof in common sand, flyash, amorphous silica, silica powder, rock powder, clay, blast-furnace slag, the volcanic ash carbonate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95121611A CN1093520C (en) | 1995-12-29 | 1995-12-29 | Conducting concrete usable as electric heat-generating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN95121611A CN1093520C (en) | 1995-12-29 | 1995-12-29 | Conducting concrete usable as electric heat-generating material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1130604A true CN1130604A (en) | 1996-09-11 |
| CN1093520C CN1093520C (en) | 2002-10-30 |
Family
ID=5082472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95121611A Expired - Fee Related CN1093520C (en) | 1995-12-29 | 1995-12-29 | Conducting concrete usable as electric heat-generating material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1093520C (en) |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865617A (en) * | 2011-07-08 | 2013-01-09 | 立泰高新科技股份有限公司 | Electric heating module and system for building plate and road facing plate |
| CN103420647A (en) * | 2013-07-25 | 2013-12-04 | 南京航空航天大学 | Conductive material co-doping conductive concrete and preparation method thereof |
| CN103570270A (en) * | 2013-10-29 | 2014-02-12 | 大连创达技术交易市场有限公司 | Water reducing agent |
| CN103641362A (en) * | 2013-11-29 | 2014-03-19 | 江苏百瑞吉新材料有限公司 | Concrete modifying agent |
| CN103979853A (en) * | 2014-03-31 | 2014-08-13 | 安徽鑫润新型材料有限公司 | Montmorillonite/graphite composite concrete and its preparation method |
| CN104153537A (en) * | 2014-08-18 | 2014-11-19 | 太仓派欧技术咨询服务有限公司 | Heating floor and manufacturing method thereof |
| CN104386955A (en) * | 2014-10-21 | 2015-03-04 | 平昌沃德科技发展有限公司 | Crack resistant mortar, as well as production method and production system thereof |
| CN105130302A (en) * | 2015-08-25 | 2015-12-09 | 华南理工大学 | Conductive porous lightweight aggregate loaded with modified agar gel, and preparation method and application of conductive porous lightweight aggregate |
| CN105246180A (en) * | 2015-11-11 | 2016-01-13 | 郑家福 | Heat generation body adopting different materials to generate heat together |
| CN106167364A (en) * | 2016-07-27 | 2016-11-30 | 四川大学 | A kind of concrete modifying agent and preparation method thereof |
| CN108298843A (en) * | 2018-03-27 | 2018-07-20 | 内蒙古云农实业有限公司 | A kind of solid waste composite gelled material |
| CN108298907A (en) * | 2018-02-11 | 2018-07-20 | 湖北工业大学 | A kind of electric heating carbon fiber polystyrene foam particles lightweight base material and its preparation process |
| CN108383440A (en) * | 2018-03-27 | 2018-08-10 | 内蒙古云农实业有限公司 | A kind of high-strength bend resistance concrete of full solid waste and preparation method thereof |
| CN108484029A (en) * | 2018-03-27 | 2018-09-04 | 内蒙古云农实业有限公司 | A kind of solid waste composite high-strength gel rubber material |
| CN108585660A (en) * | 2018-05-28 | 2018-09-28 | 石家庄金隅旭成混凝土有限公司 | A kind of formula of polypropylene fiber concrete and preparation method thereof |
| CN108863189A (en) * | 2018-08-06 | 2018-11-23 | 孙慕荣 | The lightning protection concrete and preparation method of the facilities such as electric power, traffic, communication, aviation |
| CN108892426A (en) * | 2018-08-06 | 2018-11-27 | 孙慕荣 | The lightning protection basis in the fields such as electric power, traffic, communication, aviation and preparation method |
| CN108947368A (en) * | 2018-05-11 | 2018-12-07 | 国网湖南省电力有限公司 | A kind of conductive composite gelled material of ground connection, concrete and its preparation |
| CN108947350A (en) * | 2018-08-06 | 2018-12-07 | 孙慕荣 | A kind of auxiliary agent and preparation method improving concrete strength and lightning protection properties |
| WO2019047426A1 (en) * | 2017-09-11 | 2019-03-14 | 华南理工大学 | Lightweight conductive mortar material, preparation method therefor and use thereof |
| CN111908866A (en) * | 2020-07-30 | 2020-11-10 | 重庆众通南一混凝土有限公司 | High-conductivity concrete |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6126548A (en) * | 1984-07-17 | 1986-02-05 | 小松 茂富 | Electric resistance heater |
| CN1029115C (en) * | 1989-11-22 | 1995-06-28 | 湖南省建筑材料研究设计院 | Graphite-cement product |
-
1995
- 1995-12-29 CN CN95121611A patent/CN1093520C/en not_active Expired - Fee Related
Cited By (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102865617B (en) * | 2011-07-08 | 2014-10-15 | 立泰高新科技股份有限公司 | Electric heating module and system for building plate and road facing plate |
| CN102865617A (en) * | 2011-07-08 | 2013-01-09 | 立泰高新科技股份有限公司 | Electric heating module and system for building plate and road facing plate |
| CN103420647A (en) * | 2013-07-25 | 2013-12-04 | 南京航空航天大学 | Conductive material co-doping conductive concrete and preparation method thereof |
| CN103570270A (en) * | 2013-10-29 | 2014-02-12 | 大连创达技术交易市场有限公司 | Water reducing agent |
| CN103641362B (en) * | 2013-11-29 | 2015-07-01 | 江苏百瑞吉新材料有限公司 | Concrete modifying agent |
| CN103641362A (en) * | 2013-11-29 | 2014-03-19 | 江苏百瑞吉新材料有限公司 | Concrete modifying agent |
| CN103979853A (en) * | 2014-03-31 | 2014-08-13 | 安徽鑫润新型材料有限公司 | Montmorillonite/graphite composite concrete and its preparation method |
| CN103979853B (en) * | 2014-03-31 | 2016-02-10 | 安徽鑫润新型材料有限公司 | A kind of montmorillonite/graphite composite concrete and preparation method thereof |
| CN104153537A (en) * | 2014-08-18 | 2014-11-19 | 太仓派欧技术咨询服务有限公司 | Heating floor and manufacturing method thereof |
| CN104386955A (en) * | 2014-10-21 | 2015-03-04 | 平昌沃德科技发展有限公司 | Crack resistant mortar, as well as production method and production system thereof |
| CN105130302A (en) * | 2015-08-25 | 2015-12-09 | 华南理工大学 | Conductive porous lightweight aggregate loaded with modified agar gel, and preparation method and application of conductive porous lightweight aggregate |
| CN105130302B (en) * | 2015-08-25 | 2017-03-29 | 华南理工大学 | A kind of conductive porous lightweight aggregate and preparation method and application of loaded modified agar gel |
| CN105246180A (en) * | 2015-11-11 | 2016-01-13 | 郑家福 | Heat generation body adopting different materials to generate heat together |
| CN106167364A (en) * | 2016-07-27 | 2016-11-30 | 四川大学 | A kind of concrete modifying agent and preparation method thereof |
| WO2019047426A1 (en) * | 2017-09-11 | 2019-03-14 | 华南理工大学 | Lightweight conductive mortar material, preparation method therefor and use thereof |
| US11254614B2 (en) | 2017-09-11 | 2022-02-22 | South China University Of Technology | Lightweight conductive mortar material, preparation method therefor and method of using thereof |
| CN108298907A (en) * | 2018-02-11 | 2018-07-20 | 湖北工业大学 | A kind of electric heating carbon fiber polystyrene foam particles lightweight base material and its preparation process |
| CN108484029A (en) * | 2018-03-27 | 2018-09-04 | 内蒙古云农实业有限公司 | A kind of solid waste composite high-strength gel rubber material |
| CN108298843A (en) * | 2018-03-27 | 2018-07-20 | 内蒙古云农实业有限公司 | A kind of solid waste composite gelled material |
| CN108383440B (en) * | 2018-03-27 | 2021-06-01 | 内蒙古云农实业有限公司 | Full-solid-waste high-strength anti-bending concrete and preparation method thereof |
| CN108383440A (en) * | 2018-03-27 | 2018-08-10 | 内蒙古云农实业有限公司 | A kind of high-strength bend resistance concrete of full solid waste and preparation method thereof |
| CN108947368A (en) * | 2018-05-11 | 2018-12-07 | 国网湖南省电力有限公司 | A kind of conductive composite gelled material of ground connection, concrete and its preparation |
| CN108585660A (en) * | 2018-05-28 | 2018-09-28 | 石家庄金隅旭成混凝土有限公司 | A kind of formula of polypropylene fiber concrete and preparation method thereof |
| CN108863189A (en) * | 2018-08-06 | 2018-11-23 | 孙慕荣 | The lightning protection concrete and preparation method of the facilities such as electric power, traffic, communication, aviation |
| CN108892426A (en) * | 2018-08-06 | 2018-11-27 | 孙慕荣 | The lightning protection basis in the fields such as electric power, traffic, communication, aviation and preparation method |
| CN108947350A (en) * | 2018-08-06 | 2018-12-07 | 孙慕荣 | A kind of auxiliary agent and preparation method improving concrete strength and lightning protection properties |
| CN111908866A (en) * | 2020-07-30 | 2020-11-10 | 重庆众通南一混凝土有限公司 | High-conductivity concrete |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1093520C (en) | 2002-10-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1093520C (en) | Conducting concrete usable as electric heat-generating material | |
| KR101287805B1 (en) | An aerogel binder for forming insulating materials of glass long fibers and forming process of insulating materials thereby | |
| KR101336964B1 (en) | An aerogel binder for forming insulating materials of glass long fibers and forming process of insulating materials thereby | |
| Chindaprasirt et al. | Synthesis of polypropylene fiber/high-calcium fly ash geopolymer with outdoor heat exposure | |
| CN1712463A (en) | Fire-proof paint modifier of tunnel based on polymer/clay intercalation modifying technology and production thereof | |
| CN1544381A (en) | Environment-friendly type building water-proof heat-insulating mortar and its production method | |
| KR102493676B1 (en) | Exothermic concrete and its manufacturing method using waste carbon nanotube and waste anode materials | |
| KR102212288B1 (en) | Exothermic Concrete using Liquid Carbon Nanotubes and Manufacturing Method | |
| JP5501004B2 (en) | Heat resistance improver | |
| CN1707027A (en) | Liquid curing agent for making road and its production process | |
| WO2003089383A1 (en) | Non-heating clay composites for building materials | |
| CN101717176A (en) | Method for dehydrating and recycling sludge containing heavy metallic elements | |
| CN1282713A (en) | Electrically conductive graphite concrete | |
| CN108585755A (en) | A kind of phase transformation anion glass magnesium artificial stone plate and its manufacturing method | |
| CN1043354C (en) | Hard rankinite insulation coating | |
| KR102493675B1 (en) | Exothermic water permeable concrete and its manufacturing method using waste anode materials | |
| JP2007239326A (en) | Snow-melting material and its manufacturing method | |
| CN111807805A (en) | Amorphous calcium silicate hydrate electrothermal material and preparation method thereof | |
| CN86102290A (en) | Based on material of calcium silicate hydrate and its production and application | |
| CN208277572U (en) | A kind of halogen-free environment-friendly type copper-clad plate | |
| CN1369535A (en) | Thermal insulating material (paste) for exterior-protecting structure of building | |
| KR101659547B1 (en) | Heating panel using dust of artificial marble | |
| KR20040031073A (en) | Heating element using charcoal | |
| JP2587306B2 (en) | Fiber reinforced composite material | |
| CN215594708U (en) | Waterproof and moistureproof multilayer composite wallboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Jiajun Document name: payment instructions |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Jiajun Document name: payment instructions |
|
| C57 | Notification of unclear or unknown address | ||
| DD01 | Delivery of document by public notice |
Addressee: Wang Jiajun Document name: Notification of Termination of Patent Right |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |