CN108191383A - A kind of manufacturing method of magnesium phosphate building block - Google Patents
A kind of manufacturing method of magnesium phosphate building block Download PDFInfo
- Publication number
- CN108191383A CN108191383A CN201711365979.2A CN201711365979A CN108191383A CN 108191383 A CN108191383 A CN 108191383A CN 201711365979 A CN201711365979 A CN 201711365979A CN 108191383 A CN108191383 A CN 108191383A
- Authority
- CN
- China
- Prior art keywords
- magnesium phosphate
- building block
- foaming agent
- manufacturing
- water
- 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
- C04B28/34—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 cold phosphate binders
-
- 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
- C04B2111/40—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
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- 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
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)
Abstract
The invention discloses a kind of manufacturing methods of magnesium phosphate building block.The manufacturing method of this magnesium phosphate building block includes the following steps：1) magnesium phosphate cement is prepared；2) magnesium phosphate slurry is prepared；3) magnesium phosphate foamed slurry is prepared；4) casting.The present invention proposes that the magnesium phosphate cement by environmental protection is applied in the manufacture of building block, can meet the requirement of cementitious material and the purpose of regeneration solid waste resource.The magnesium phosphate building block manufacturing method of the present invention is simple, at low cost, and energy-saving efficiency is high, has a good application prospect.
Description
Technical field
The present invention relates to a kind of manufacturing methods of magnesium phosphate building block.
Background technology
In the urban and rural buildings in existing 40,000,000,000 square metres of China, only 3.2 hundred million square metres of urban house can deserve to be called
Energy saving building.In more than 20 hundred million square metres of buildings that the whole nation is completed every year, belong to energy saving building only less than 100,000,000 square metres of buildings,
Only account for 3% or so.Every square metre of China building and heating or energy consumption for cooling are about 3 times of developed country.Whole nation building Energy in use
The 27.5% of national total energy consumption is accounted for.China just builds highly energy-consuming building with unprecedented scale at present.
In social demand sustainable growth and the level of consumption increasing today, energy shortages, which has become, restricts China's economy
With the key subjects of social sustained and coordinated development.Energy saving, reduction energy consumption, particularly reducing building energy consumption is put in our walls
A duty-bound challenge in face of material worker.In this context, the insulation blocks of building energy conservation are developed with non-
Often wide application prospect.
It is about 100,000,000 tons that building waste is removed in China every year, wherein 34% is discarded concrete, then it is resulting discarded mixed
Solidifying soil just has 34,000,000 tons, and in addition to this also newly constructed house generates and discards coagulation caused by 40,000,000 tons of building waste
Soil, so, how using discarded concrete just into a research hotspot.Past, most of researchs about discarded concrete
All concentrate on and prepared in the research of recycled aggregate using discarded concrete aggregate, using the powder in discarded concrete research then
Seldom have been reported that.Magnesium phosphate cement is to be found and be used in casting industry by Prosen in nineteen thirty-nine earliest, also referred to as
It is chemically combined phosphate concrete.It is usually reacted and is made by a certain percentage by reheating MgO, phosphate and retarder.Due to
It is with intensity generation is early, intensity is high, cohesiveness is good, durability is good, volume stability is good, environment temperature suitability is strong, pH value
It is low, with the compatibility of fiber is good and the advantages that good biocompatibility, is studied and is applied extensively by Chinese and overseas scholars.
Invention content
The purpose of the present invention is to provide a kind of manufacturing methods of magnesium phosphate building block.
The technical solution used in the present invention is：
A kind of manufacturing method of magnesium phosphate building block, includes the following steps：
1) magnesium phosphate cement is prepared：Potassium dihydrogen phosphate, magnesia, discarded concrete powder and polyphosphate sodium are mixed,
Obtain magnesium phosphate cement；
2) magnesium phosphate slurry is prepared：Magnesium phosphate cement and water are mixed, add flyash and asbestos, mixing is equal
It is even, obtain magnesium phosphate slurry；
3) magnesium phosphate foamed slurry is prepared：Magnesium phosphate slurry and foaming agent solution, foam stabilizer, water-reducing agent are mixed, stirring
Uniformly, magnesium phosphate foamed slurry is obtained；
4) casting：Magnesium phosphate foamed slurry is injected into mold, heating curing demoulds after cooling, obtains magnesium phosphate block
Block.
In step 1), magnesium phosphate cement is made of the raw material of following mass parts：20~25 parts of potassium dihydrogen phosphates, 30~
35 parts of magnesia, 35~40 parts of discarded concrete powder, 3~6 parts of polyphosphate sodiums.
In step 1), magnesia is dead burned magnesia, mass fraction >=95% of MgO.
In step 1), discarded concrete powder crosses what 300 mesh sieved for common building after crushing with concrete debris
Powder.
In step 2), the mass ratio of magnesium phosphate cement, flyash and asbestos is 100：(25~35)：(15~25).
In step 2), the water content of magnesium phosphate slurry is 35wr%~45wt%.
In step 3), magnesium phosphate slurry, foaming agent solution, foam stabilizer and water-reducing agent mass ratio be 100：(10~15)：
(0.5~1.5)：(0.3~1).
In step 3), foaming agent solution is mixed to prepare by foaming agent and water, and the mass ratio of foaming agent and water is 1：(16~
22)。
Foaming agent is rosin acid soaps foaming agent, the foaming of metallic aluminium powder foaming agent, vegetable protein foaming agent, animal protein
At least one of agent, resin soaps foaming agent, hydrolysis blood glue foaming agent, mahogany acid aluminium foaming agent；Foam stabilizer is polypropylene
At least one of amide, polyvinyl alcohol, xanthans, hydroxyethyl cellulose, calcium stearate；Water-reducing agent is lignin sulfonate
Water-reducing agent, naphthalene water reducer, melamine system water reducer, sulfamate based water reducer, fatty acid series water-reducing agent, polycarboxylic-acid
At least one of water-reducing agent.
In step 4), heating curing is specially：First be heated to 70 DEG C~80 DEG C maintenance 4h~5h, then be warming up to 200 DEG C~
250 DEG C of maintenance 8h~10h.
The beneficial effects of the invention are as follows：
The present invention proposes that the magnesium phosphate cement by environmental protection is applied in the manufacture of building block, can meet cementitious material
It is required that and achieve the purpose that regeneration solid waste resource.The magnesium phosphate building block manufacturing method of the present invention is simple, at low cost, energy saving
It is efficient, it has a good application prospect.
Specific embodiment
A kind of manufacturing method of magnesium phosphate building block, includes the following steps：
1) magnesium phosphate cement is prepared：Potassium dihydrogen phosphate, magnesia, discarded concrete powder and polyphosphate sodium are mixed,
Obtain magnesium phosphate cement；
2) magnesium phosphate slurry is prepared：Magnesium phosphate cement and water are mixed, add flyash and asbestos, mixing is equal
It is even, obtain magnesium phosphate slurry；
3) magnesium phosphate foamed slurry is prepared：Magnesium phosphate slurry and foaming agent solution, foam stabilizer, water-reducing agent are mixed, stirring
Uniformly, magnesium phosphate foamed slurry is obtained；
4) casting：Magnesium phosphate foamed slurry is injected into mold, heating curing demoulds after cooling, obtains magnesium phosphate block
Block.
Preferably, in step 1), magnesium phosphate cement is made of the raw material of following mass parts：20~25 parts of biphosphates
Potassium, 30~35 parts of magnesia, 35~40 parts of discarded concrete powder, 3~6 parts of polyphosphate sodiums.
Preferably, in step 1), magnesia is dead burned magnesia, mass fraction >=95% of MgO.
Preferably, in step 1), discarded concrete powder crosses 300 mesh sieve for common building concrete debris after crushing
Obtained powder.
Preferably, in step 2), the mass ratio of magnesium phosphate cement, flyash and asbestos is 100：(25~35)：(15
~25).
Preferably, in step 2), flyash is two level F class flyash.
Preferably, in step 2), the water content of magnesium phosphate slurry is 35wr%~45wt%.
Preferably, in step 3), magnesium phosphate slurry, foaming agent solution, foam stabilizer and water-reducing agent mass ratio be 100：(10
~15)：(0.5~1.5)：(0.3~1).
Preferably, in step 3), foaming agent solution is mixed to prepare by foaming agent and water, and the mass ratio of foaming agent and water is 1：
(16~22).
Foaming agent is rosin acid soaps foaming agent, the foaming of metallic aluminium powder foaming agent, vegetable protein foaming agent, animal protein
At least one of agent, resin soaps foaming agent, hydrolysis blood glue foaming agent, mahogany acid aluminium foaming agent；Foam stabilizer is polypropylene
At least one of amide, polyvinyl alcohol, xanthans, hydroxyethyl cellulose, calcium stearate；Water-reducing agent is lignin sulfonate
Water-reducing agent, naphthalene water reducer, melamine system water reducer, sulfamate based water reducer, fatty acid series water-reducing agent, polycarboxylic-acid
At least one of water-reducing agent.
In step 4), heating curing is specially：First be heated to 70 DEG C~80 DEG C maintenance 4h~5h, then be warming up to 200 DEG C~
250 DEG C of maintenance 8h~10h.
Present disclosure is described in further detail below by way of specific embodiment.
Embodiment 1：
The magnesium phosphate building block preparation method of embodiment 1 is as follows：
First, magnesium phosphate cement is prepared
By the potassium dihydrogen phosphate of 22.9 mass parts, the dead burned magnesia of 32.7 mass parts, the discarded coagulation of 39.8 mass parts
Native powder and the polyphosphate sodium of 4.6 mass parts, which are added in blender, to be stirred 15~20 minutes, and speed of agitator is controlled in 20~40r/
Min, airborne dust is to get to magnesium phosphate cement during preventing powder from stirring.
Raw material used is described as follows：
Potassium dihydrogen phosphate (KH2PO4) Yong Chuan Chemical Co., Ltd.s of Jiangxi Province, purity >=99.5% are originated from, mesh number is 300 mesh,
PH value is 4.4~4.7, water content≤2.5%, water insoluble matter content≤0.20%, chloride (Cl) content≤0.20%, iron
(Fe) content≤0.003%, arsenic (As) content≤0.005%, heavy metal (in terms of Pb) content≤0.005%.
Dead burned magnesia by Hua Naimei industry Co., Ltd produce, grain size be 300 mesh, magnesia (MgO) mass fraction >=
95%, calcium oxide (CaO) mass fraction≤0.9%, hydrochloric acid insoluble substance mass fraction≤0.1%, sulfate is (with SO4 2-Meter) matter
Score≤0.2% is measured, iron (Fe) mass fraction≤0.05%, manganese (Mn) mass fraction≤0.003%, chloride is (with Cl-Meter)
Mass fraction≤0.07%, loss on ignition mass fraction≤3.0%, bulk density≤160kg/m3。
Discarded concrete powder is that common building grinds 90min with concrete debris through ball mill, material is taken out, with 300
The powder that the polished standard screen is screened.Discarded concrete powder appearance is grey.The main component of these fine powder materials includes big
Grout powder, part of cement stone particle and a small amount of lime stone fine grained of amount.
Polyphosphate sodium (Na5P3O10) by Zhengzhou Bang Nuo chemical products Co., Ltd produce, particle size be 300 mesh, content
>=94%, quality is high-class product, white powder.
2nd, magnesium phosphate slurry is prepared
The water that mass parts are 100 is added in into uniformly mixed magnesium phosphate cement, opens blender, mixing speed control
20~40r/min is made as, stirs 1 minute, tentatively after mixing, slurry is made.It is added in into the slurry tentatively stirred evenly
The two level F classes flyash of 30 mass parts and the asbestos of 20 mass parts, continue stirring 10~15 minutes, are mixed thoroughly, obtain
Solid concentration is 60% magnesium phosphate slurry.
3rd, magnesium phosphate foamed slurry is prepared
To foam, (mass ratio of foaming agent and water is 1 to 20 times of dilution agent:19), then to uniformly mixed magnesium phosphate slurry
It is middle to add in 30 parts of dilution rear foaming agent solution, while the foam stabilizer and 1 part of water-reducing agent of 2 parts of quality are added in, continue 10 points of stirring
Clock obtains magnesium phosphate foamed slurry after stirring evenly.
Foaming agent used is vegetable protein foaming agent, and foam stabilizer is polyvinyl alcohol, and water-reducing agent is naphthalene water reducer.
4th, casting
The discharge port of magnesium phosphate foamed slurry blender is linked by pipeline near the mold of building block, opens discharging
Slurry is pipelined in mold by valve, after a die casting is good, continues the cast of other molds；It will cast
Good mold is put into drying chamber be heated to 70~80 DEG C or so maintenances 4~5 hours after, continue to be warming up to 200~250 DEG C or so,
Maintenance 8~10 hours, can demould after natural cooling.
Embodiment 2：
Embodiment 2 is prepared in magnesium phosphate cement step, magnesium phosphate cement by following mass parts raw material group
Into：25 parts of potassium dihydrogen phosphates, 35 parts of magnesia, 37 parts of discarded concrete powder, 3 parts of polyphosphate sodiums, remaining phase with embodiment 1
Together.
Embodiment 3：
Embodiment 3 is prepared in magnesium phosphate cement step, magnesium phosphate cement by following mass parts raw material group
Into：20 parts of potassium dihydrogen phosphates, 35 parts of magnesia, 40 parts of discarded concrete powder, 5 parts of polyphosphate sodiums, remaining phase with embodiment 1
Together.
Embodiment 4：
Embodiment 4 is prepared in magnesium phosphate slurry stage, and the flyash added in is 25 mass parts, and asbestos are 25 mass
Part, remaining is identical with embodiment 1.
Embodiment 5：
Embodiment 5 is prepared in magnesium phosphate foamed slurry step, and the foam stabilizer added in is 3 mass parts, and water-reducing agent is 2 matter
Part is measured, remaining is identical with embodiment 1.
Its performance test results of the magnesium phosphate building block of Examples 1 to 5 preparation gained are as shown in table 1.
1 magnesium phosphate block performance of table
As seen from Table 1, the magnesium phosphate building block apparent density that the present embodiment is prepared is 520~550kg/m3, heat conduction system
Number is less than 0.05W/ (mK), and building block can meet 7 days intensity of current concrete segment and be more than the requirement of 3MPa.Above-described embodiment
Building block by test have very good sound insulation value, the requirement of construction can be met.
Claims (10)
1. a kind of manufacturing method of magnesium phosphate building block, it is characterised in that：Include the following steps：
1) magnesium phosphate cement is prepared：Potassium dihydrogen phosphate, magnesia, discarded concrete powder and polyphosphate sodium are mixed, obtained
Magnesium phosphate cement；
2) magnesium phosphate slurry is prepared：Magnesium phosphate cement and water are mixed, add flyash and asbestos, is uniformly mixed, obtains
To magnesium phosphate slurry；
3) magnesium phosphate foamed slurry is prepared：Magnesium phosphate slurry and foaming agent solution, foam stabilizer, water-reducing agent are mixed, stirred evenly,
Obtain magnesium phosphate foamed slurry；
4) casting：Magnesium phosphate foamed slurry is injected into mold, heating curing demoulds after cooling, obtains magnesium phosphate building block.
2. a kind of manufacturing method of magnesium phosphate building block according to claim 1, it is characterised in that：In step 1), magnesium phosphate
Cementitious material is made of the raw material of following mass parts：20~25 parts of potassium dihydrogen phosphates, 30~35 parts of magnesia, 35~40 parts discarded
Concrete powder, 3~6 parts of polyphosphate sodiums.
3. a kind of manufacturing method of magnesium phosphate building block according to claim 2, it is characterised in that：In step 1), magnesia
For dead burned magnesia, mass fraction >=95% of MgO.
4. a kind of manufacturing method of magnesium phosphate building block according to claim 2, it is characterised in that：In step 1), discard mixed
Solidifying soil powder crosses the powder that 300 mesh sieve for common building after crushing with concrete debris.
5. a kind of manufacturing method of magnesium phosphate building block according to claim 1, it is characterised in that：In step 2), magnesium phosphate
The mass ratio of cementitious material, flyash and asbestos is 100：(25~35)：(15~25).
6. a kind of manufacturing method of magnesium phosphate building block according to claim 1, it is characterised in that：In step 2), magnesium phosphate
The water content of slurry is 35wr%~45wt%.
7. a kind of manufacturing method of magnesium phosphate building block according to claim 1, it is characterised in that：In step 3), magnesium phosphate
Slurry, foaming agent solution, foam stabilizer and water-reducing agent mass ratio be 100：(10~15)：(0.5~1.5)：(0.3~1).
8. a kind of manufacturing method of magnesium phosphate building block according to claim 7, it is characterised in that：In step 3), foaming agent
Solution is mixed to prepare by foaming agent and water, and the mass ratio of foaming agent and water is 1：(16~22).
9. a kind of manufacturing method of magnesium phosphate building block according to claim 8, it is characterised in that：Foaming agent is RA rosin acid
Class foaming agent, metallic aluminium powder foaming agent, vegetable protein foaming agent, animal protein foaming agent, resin soaps foaming agent, hydrolysis blood glue
At least one of foaming agent, mahogany acid aluminium foaming agent；Foam stabilizer is polyacrylamide, polyvinyl alcohol, xanthans, ethoxy
At least one of cellulose, calcium stearate；Water-reducing agent is lignin sulfonate water-reducing agent, naphthalene water reducer, melamine
Based water reducer, at least one of sulfamate based water reducer, fatty acid series water-reducing agent, poly carboxylic acid series water reducer.
10. a kind of manufacturing method of magnesium phosphate building block according to claim 1, it is characterised in that：In step 4), heating is supported
Shield is specially：70 DEG C~80 DEG C maintenance 4h~5h are first heated to, then are warming up to 200 DEG C~250 DEG C maintenance 8h~10h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365979.2A CN108191383B (en) | 2017-12-18 | 2017-12-18 | Method for manufacturing magnesium phosphate building block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365979.2A CN108191383B (en) | 2017-12-18 | 2017-12-18 | Method for manufacturing magnesium phosphate building block |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108191383A true CN108191383A (en) | 2018-06-22 |
| CN108191383B CN108191383B (en) | 2021-03-23 |
Family
ID=62574452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711365979.2A Active CN108191383B (en) | 2017-12-18 | 2017-12-18 | Method for manufacturing magnesium phosphate building block |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108191383B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001302327A (en) * | 2000-04-18 | 2001-10-31 | Sumitomo Kinzoku Kozan Siporex Kk | Production process of alc(autoclaved lightweight concrete) excellent in water repellency |
| CN1556779A (en) * | 2001-08-10 | 2004-12-22 | ƽ | Composite materials and methods of making and using such composite materials |
| CN102344277A (en) * | 2010-08-05 | 2012-02-08 | 卞智铨 | Magnesium phosphate cement foamed lightweight wall building block |
| CN102515824A (en) * | 2011-11-30 | 2012-06-27 | 南京航空航天大学 | Super-light foam cement concrete and preparation method thereof |
| CN103508690A (en) * | 2013-09-17 | 2014-01-15 | 安徽循环经济技术工程院 | Novel inorganic binding material capable of bonding various substances and preparation method of novel inorganic binding material |
| CN106242388A (en) * | 2016-07-18 | 2016-12-21 | 柳州弘蓝科技有限公司 | A kind of preparation method of light heat insulation blocks |
-
2017
- 2017-12-18 CN CN201711365979.2A patent/CN108191383B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001302327A (en) * | 2000-04-18 | 2001-10-31 | Sumitomo Kinzoku Kozan Siporex Kk | Production process of alc(autoclaved lightweight concrete) excellent in water repellency |
| CN1556779A (en) * | 2001-08-10 | 2004-12-22 | ƽ | Composite materials and methods of making and using such composite materials |
| CN102344277A (en) * | 2010-08-05 | 2012-02-08 | 卞智铨 | Magnesium phosphate cement foamed lightweight wall building block |
| CN102515824A (en) * | 2011-11-30 | 2012-06-27 | 南京航空航天大学 | Super-light foam cement concrete and preparation method thereof |
| CN103508690A (en) * | 2013-09-17 | 2014-01-15 | 安徽循环经济技术工程院 | Novel inorganic binding material capable of bonding various substances and preparation method of novel inorganic binding material |
| CN106242388A (en) * | 2016-07-18 | 2016-12-21 | 柳州弘蓝科技有限公司 | A kind of preparation method of light heat insulation blocks |
Non-Patent Citations (1)
| Title |
|---|
| 曹洋等: "废弃混凝土粉料在磷酸镁胶凝材料中的应用", 《河南建材》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108191383B (en) | 2021-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108147760A (en) | A kind of method for producing Ardealite block | |
| CN102515681B (en) | Method for producing aerated building block with phosphogypsum as main raw material | |
| CN107188442B (en) | A kind of trade waste base geological polymer and preparation method thereof | |
| CN105272006A (en) | Red mud autoclaved aerated concrete building block and preparation method of red mud autoclaved aerated concrete building block | |
| CN110204258A (en) | A kind of unburned foamed concrete of full solid waste and its preparation method and application based on tail gas carbonization | |
| CN101386494A (en) | Composite gelate material and preparation method thereof | |
| CN114044665B (en) | Assembled aerated concrete plate prepared from garbage bottom slag and preparation method thereof | |
| CN108424094A (en) | A kind of building waste/alkaline residue base autoclave aerated concrete building block and preparation method thereof | |
| CN112142377A (en) | Concrete processing technology doped with waste concrete blocks | |
| CN105294156B (en) | A kind of resource utilization method of domestic waste incineration residue sorting tailings | |
| CN113880516A (en) | Non-autoclaved fly ash aerated concrete thermal insulation building block and preparation method thereof | |
| CN102659450B (en) | Retarding method for potassium-based magnesium phosphate cement | |
| CN101265072B (en) | Coal ash autoclaved sintering-free load bearing section bar and preparation method thereof | |
| CN109437699B (en) | Method for preparing cementing material by using composite salt solution, slag and fly ash | |
| CN105130492A (en) | Nickel slag aerated concrete and preparation method thereof | |
| CN112441765B (en) | Alkali activator, alkali-activated gel material, concrete and preparation method of concrete | |
| CN102452830A (en) | Phosphate cement bond polystyrene foam particle thermal insulating material | |
| CN108191284A (en) | A kind of method with the production building block of cement synergist | |
| CN107986701A (en) | A kind of light heat insulation blocks based on discarded red brick powder and preparation method thereof | |
| CN106082801A (en) | A kind of low cost sand aerated concrete block production technology | |
| CN104891896A (en) | Mixed type environment-friendly durable non-burnt hollow brick and preparation method thereof | |
| CN108191383A (en) | A kind of manufacturing method of magnesium phosphate building block | |
| CN104909818B (en) | Method of the one kind using water-quenched manganese slag-coal ash for manufacturing for air entrained concrete | |
| CN103664071B (en) | Self-insulation concrete | |
| CN108503334A (en) | A kind of large dosage paper mill sludge air-entrained concrete building block and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: No. 3a01, building A1, lianyue Banshan Plaza, No. 23, Huangge section, Fanzhong Road, huangshe Town, Nansha District, Guangzhou City, Guangdong Province Patentee after: GUYAN TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: Room 303, 2 / F, building 5, Hongtai wisdom Valley, 19 Sicheng Road, Tianhe District, Guangzhou City, Guangdong Province Patentee before: GUYAN TECHNOLOGY DEVELOPMENT Co.,Ltd. |