WO2021180351A1 - Verfahren zur herstellung eines bindemittels - Google Patents
Verfahren zur herstellung eines bindemittels Download PDFInfo
- Publication number
- WO2021180351A1 WO2021180351A1 PCT/EP2020/085745 EP2020085745W WO2021180351A1 WO 2021180351 A1 WO2021180351 A1 WO 2021180351A1 EP 2020085745 W EP2020085745 W EP 2020085745W WO 2021180351 A1 WO2021180351 A1 WO 2021180351A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- residue
- binder
- heating
- weight
- calcium
- Prior art date
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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
- C04B7/00—Hydraulic cements
- C04B7/32—Aluminous cements
- C04B7/323—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F7/00—Compounds of aluminium
- C01F7/02—Aluminium oxide; Aluminium hydroxide; Aluminates
- C01F7/46—Purification of aluminium oxide, aluminium hydroxide or aluminates
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
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- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/06—Treatment of sludge; Devices therefor by oxidation
- C02F11/08—Wet air oxidation
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
- C02F11/123—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/13—Treatment of sludge; Devices therefor by de-watering, drying or thickening by heating
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/14—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents
- C02F11/143—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances
- C02F11/145—Treatment of sludge; Devices therefor by de-watering, drying or thickening with addition of chemical agents using inorganic substances using calcium compounds
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- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/04—Silica-rich materials; Silicates
- C04B14/06—Quartz; Sand
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- C04B14/00—Use of inorganic materials as fillers, e.g. pigments, for mortars, concrete or artificial stone; Treatment of inorganic materials specially adapted to enhance their filling properties in mortars, concrete or artificial stone
- C04B14/02—Granular materials, e.g. microballoons
- C04B14/26—Carbonates
- C04B14/28—Carbonates of calcium
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- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/06—Oxides, Hydroxides
- C04B22/062—Oxides, Hydroxides of the alkali or alkaline-earth metals
- C04B22/064—Oxides, Hydroxides of the alkali or alkaline-earth metals of the alkaline-earth metals
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- C04B22/00—Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators, shrinkage compensating agents
- C04B22/08—Acids or salts thereof
- C04B22/14—Acids or salts thereof containing sulfur in the anion, e.g. sulfides
- C04B22/142—Sulfates
- C04B22/143—Calcium-sulfate
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- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2611—Polyalkenes
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- C04B24/00—Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers
- C04B24/24—Macromolecular compounds
- C04B24/26—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C04B24/2641—Polyacrylates; Polymethacrylates
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- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
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- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
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- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/06—Aluminous cements
- C04B28/065—Calcium aluminosulfate cements, e.g. cements hydrating into ettringite
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- 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
- C04B28/14—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 calcium sulfate cements
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- 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
- C04B28/14—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 calcium sulfate cements
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
- C04B28/146—Calcium sulfate hemi-hydrate with a specific crystal form alpha-hemihydrate
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- 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
- C04B28/14—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 calcium sulfate cements
- C04B28/145—Calcium sulfate hemi-hydrate with a specific crystal form
- C04B28/147—Calcium sulfate hemi-hydrate with a specific crystal form beta-hemihydrate
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- 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
- C04B28/14—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 calcium sulfate cements
- C04B28/16—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 calcium sulfate cements containing anhydrite, e.g. Keene's cement
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- C04B7/00—Hydraulic cements
- C04B7/02—Portland cement
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- C04B7/00—Hydraulic cements
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- C04B7/40—Dehydrating; Forming, e.g. granulating
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- C04B7/36—Manufacture of hydraulic cements in general
- C04B7/43—Heat treatment, e.g. precalcining, burning, melting; Cooling
- C04B7/434—Preheating with addition of fuel, e.g. calcining
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- C04B7/44—Burning; Melting
- C04B7/4407—Treatment or selection of the fuel therefor, e.g. use of hazardous waste as secondary fuel ; Use of particular energy sources, e.g. waste hot gases from other processes
- C04B7/4423—Waste or refuse used as fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
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- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
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- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
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- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/36—Arrangements of air or gas supply devices
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
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- C04B2111/00474—Uses not provided for elsewhere in C04B2111/00
- C04B2111/00637—Uses not provided for elsewhere in C04B2111/00 as glue or binder for uniting building or structural materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B2007/005—Rotary-drum furnaces, i.e. horizontal or slightly inclined for the treatment of slurries or wet materials
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
- Y02P40/121—Energy efficiency measures, e.g. improving or optimising the production methods
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/10—Production of cement, e.g. improving or optimising the production methods; Cement grinding
- Y02P40/125—Fuels from renewable energy sources, e.g. waste or biomass
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/40—Valorisation of by-products of wastewater, sewage or sludge processing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Definitions
- the present invention relates to a binder, a method for producing a binder and the use of a binder.
- the invention also relates to a construction chemical product comprising such a binder.
- the construction industry has recorded steadily increasing incoming orders in recent years, driven by government investments, and occupies a considerable part of the manufacturing industry. With a view to complying with climate policy goals that have recently come into focus more and more, the construction industry is therefore increasingly required to pursue environmentally friendly and sustainable concepts. For this reason, the concept of sustainable building has been established for some time, which uses different approaches aims to carry out construction work while preserving the ecosystem and the environment.
- the object of the present invention to at least partially remedy the aforementioned disadvantages of known binders or construction chemical products.
- a method for producing a binder comprises the steps of processing a residue that has amorphous aluminum oxide-containing and / or aluminum hydroxide-containing components and heating the residue to produce a burned material, the heating of the residue taking place at a temperature of> 800 ° C.
- a binder according to the invention can then be used in particular in construction chemical products such as screeds, fillers, tile adhesives, leveling compounds, mortars, grouts or plasters or the like, which in turn can be used, for example, for laying natural stone, stone, tiles, slabs or the like.
- a binder can preferably be understood as a material which can be used as a hardening element in construction chemical products.
- binders according to the invention can independently harden or solidify, preferably as a result of chemical reactions with the mixing water, and after hardening remain solid and stable in space.
- the binder according to the invention can preferably be in the form of a hydraulic binder which, after hardening, remains solid and stable even under water.
- binders can be understood as meaning, for example: calcium aluminate cements and / or calcium sulfoaluminate cements and / or portland cements and / or hydrated lime and / or calcium oxide and / or calcium hydroxide and / or calcium sulfate.
- pozzolans, lime or similar substances that can act as binders.
- a residue is understood to mean, in particular, a residue that occurs in a process, for which no or only limited reuse is intended and which therefore has to be disposed of - sometimes in a complex and costly manner.
- processing can in particular be understood to mean a form of treatment that includes, for example, collecting, filtering, drying, comminuting or the like.
- An amorphous residue or an amorphous material can in particular be understood to mean a material which is present in a non-crystalline state at least in a proportion of 50% by weight.
- the material can in particular be X-ray amorphous to an extent of at least 50% by weight, i.e. that in particular at least 50% by weight of the material does not produce sharp reflections in X-ray diffraction experiments, but only broad diffuse maxima.
- the residual material containing aluminum oxide and / or aluminum hydroxide according to the invention can advantageously have an aluminum oxide or aluminum hydroxide content (the sum of the aluminum oxide and aluminum hydroxide) of at least 5% by weight, preferably of at least 30% by weight, in particular of at least 50% by weight, based on the dry content of the material or residue. It goes without saying that the material can essentially only be formed in the form of one of the two components.
- a fired material can in particular be understood to mean the material obtained in a thermal process, such as a firing process, which has a changed structure compared to its initial state, in particular a changed chemical structure, due to the energy supply during the firing process.
- a sintered material, a coked material, a pyrolysed material, a calcined or a roasted material or the like can also be understood as a burned material.
- a versatile binding agent can be produced in a simple and inexpensive manner, which at the same time makes a contribution to sustainable building, the contribution in this case in particular thereby it is delivered that natural resources are conserved by using residual or waste materials for the production of the binding agent, which otherwise would have to be disposed of in a complex and costly manner.
- a temperature above 800 ° C. is necessary for processing.
- the residue is at least partially, preferably completely, formed in the form of water treatment residues.
- the residue can at least partially, preferably completely in the form of Be formed drinking water treatment residues.
- Drinking water treatment residues in particular have a very high aluminum oxide and / or aluminum hydroxide content and are much less laborious to clean up than other residues, such as waste water treatment residues or similar residues, in particular because they are less polluted. Due to the different constituents of drinking water and wastewater, these (drinking water / wastewater) cannot be directly compared.
- the residual material can also preferably be designed in the manner of a sludge, for example in the form of a drinking water treatment sludge.
- the amorphous aluminum oxide-containing and / or aluminum hydroxide-containing residue has an X-ray amorphous proportion of more than 80% by weight, preferably of more than 85% by weight, in particular of has more than 90%.
- the amorphous residue advantageously has less than 20% by weight, preferably less than 15% by weight, in particular less than 10% by weight, crystalline proportions that can be detected by X-ray diffraction experiments.
- X-ray diffraction experiments to determine the amorphous portion of the residue can be carried out in accordance with DIN EN 13925-1, for example.
- the processing of the residue includes the removal of water, the removal of the water preferably via heating and / or a mechanical dewatering process or preferably via simple dumping of the residue he follows.
- the determination of the proportion of the relevant component for the production of a predetermined mixture can be carried out much more precisely and more simply because the exact water proportion does not have to be calculated out or is negligible.
- the processing of the residual material includes comminution, with the amorphous aluminum oxide-containing and / or aluminum hydroxide-containing residual material preferably having a particle size of less than 100 ⁇ m, particularly preferably a particle size of less than 50 ⁇ m, in particular to a particle size of less than 40 ⁇ m, is comminuted.
- the processing of the residual material takes place in such a way that a residual content of organic material remains as a fuel source in the amorphous aluminum oxide-containing and / or aluminum hydroxide-containing residual material.
- the organic material can function as fuel when it is subsequently heated and thus save energy and resources.
- An organic material is preferably understood here to mean a material which comprises carbon compounds and does not belong to one of the following types of compounds: anhydrous chalcogenides, carbonic acid, carbonates, carbides, cyanides, cyanates and thiocyanates.
- the processing of the residual material includes the removal of microorganisms, wherein the removal of the microorganisms can preferably include thermal treatment and / or drying.
- a calcium ion source is added to produce a material mixture before the residual material is heated.
- a source of calcium ions can in particular be understood to be a substance or mixture of substances which can release calcium ions.
- CaO, Ca (OH) 2 and CaCÜ 3 may be mentioned here as examples of calcium ion sources.
- the Ca (OH) 2 from residual and waste sources can advantageously be used here.
- a sulfate ion source can in particular be understood to be a substance or mixture of substances which can release sulfate ions.
- Calcium sulfate a-hemihydrate, calcium sulfate ß-hemihydrate, anhydrite, calcium sulfate dihydrate or mixtures thereof may be mentioned here by way of example as a source of sulfate ions.
- the CaSÜ 4 from residual and waste sources such as REA gypsum, can be used here.
- a sulfate ion source and subsequent addition of water can also be formed.
- Intermediate products containing hydrate phases can be formed in particular in the form of calcium aluminate hydrates and / or calcium sulfoaluminate hydrates or mixtures thereof.
- various binders or material mixtures can be produced before heating.
- a source of calcium ions and / or a source of sulfate ions can be added to produce the binder.
- the calcium ion source and / or the sulfate ion source can preferably be added before adding water to form advantageous hydrate phase intermediates, so that a mixture of:
- a sulphate ion source can also be prepared.
- the residue or the mixture of residue and / or a calcium ion source and / or a sulfate ion source can then be added to water to form an intermediate product containing hydrate phases.
- the resulting mixture can be blended and homogenized with one another using suitable processes.
- the resulting mixture can advantageously be given a reaction time of at least 30 minutes, preferably at least 12 hours, even more preferably at least 24 hours. In this way it can be ensured that a reaction equilibrium can develop that is free from crystalline Ca (OH) 2 or CaO.
- the intermediate products containing hydrate phases are additionally processed, the processing preferably including drying.
- the drying of the intermediate products containing the hydrate phase also saves energy in a downstream firing process and simplifies a subsequent comminution process of the intermediate products containing the hydrate phase.
- the processing of the hydrate phase-containing intermediate products includes comminution, the amorphous aluminum oxide-containing and / or aluminum hydroxide-containing residue preferably being comminuted to a particle size of less than 100 ⁇ m, particularly preferably to a particle size of less than 50 ⁇ m, in particular to a particle size of less than 40 ⁇ m will.
- a compression of the residual material and / or the material mixture and / or the hydrate phase-containing intermediate products can be provided to minimize the proportion of very fine material, the compression preferably being briquetting for the production of briquettes and / or pelleting for the production of pellets and / or can comprise granulating for the production of granules and / or pressing for the production of compacts.
- Such compression or compaction can in particular serve the purpose of introducing the residual material and / or the material mixture and / or the hydrate phase-containing intermediate products into a furnace in a simple and as complete manner as possible.
- Such a process can also be advantageous in order, for example, to ensure sufficient contact points for sintering or the like before a heating process.
- binders containing aluminate e.g. calcium aluminate cements
- aluminate e.g. calcium aluminate cements
- Conventional binders containing aluminate used in construction chemistry must be produced in an energy-intensive manner and are typically fired at firing temperatures of> 1400 ° C.
- Calcium sulfoaluminate-containing binders are usually fired at temperatures of> 1250 ° C.
- the necessary production temperature can be significantly reduced in the context of the invention compared to the prior art.
- binders containing aluminate preferably binders containing calcium aluminate or calcium sulfoaluminate
- binders containing calcium aluminate or calcium sulfoaluminate can be produced at temperatures well below the usual temperatures. These binders can then be used in construction chemical products.
- the processing time of the construction chemical products depends on the firing temperature during the production of the binders used. In the course of the invention, it was therefore necessary to find an optimal firing temperature which, on the one hand, should be as low as possible for environmental reasons and, on the other hand, high enough to be able to produce binders which enable practicable processing times when used in construction chemical products.
- the process steps provided according to the invention can be used to achieve a particularly advantageous compromise between a practical processing time when used in a construction chemical product and energy-saving production, especially at a temperature between 800 ° C and 1700 ° C.
- the heating of the residue and / or the material mixture and / or the hydrate phase-containing intermediates should be at a temperature of> 800 ° C, preferably at a temperature between 900 ° C and 1150 ° C, particularly preferably at a temperature between 950 ° C and 1050 ° C, in particular at a temperature of 980 ° C.
- the heating can advantageously take place in a rotary tube furnace and / or in a melting furnace and / or in an electric arc furnace and / or in a tub shaft furnace and / or in a fluidized bed calciner or the like.
- a final preparation of the fired material can be provided, wherein the preparation can include comminution, the binder preferably to a particle size of less than 100 ⁇ m, particularly preferably to a particle size of less than 50 ⁇ m, in particular to a particle size of less than 40 ⁇ m.
- preparation of the fired material can also advantageously include the addition of additives such as grinding aids, aging inhibitors and / or anti-dust agents.
- the invention also relates to a binder, in particular produced using a method described above.
- the binding agent in question has aluminates and / or calcium aluminates and / or calcium sulfoaluminates.
- the binder thus has the same advantages as have already been described in detail with regard to the method according to the invention.
- the possible resulting fired binders can then, depending on the raw material used, include the mineral phases CA and / or CA 2 and / or CA 3 and / or C 12 A 7 and / or CSA, in particular Ye'elimit, in various proportions.
- a particular advantage of the present invention is that the ratio of the resulting main mineral phases within the resulting binder is simple and flexible due to the mixing ratio of the three main components
- the invention can advantageously provide that the Al 2 O 3 from the processed aluminum oxide-containing and / or aluminum-hydroxide-containing residue in a proportion of more than 50 mol%, preferably in a proportion of more than 55 mol%, in particular in a proportion of more than 65 mol% based on the total mass of the binder.
- the invention also relates to the use of a binder described above for the production of a construction chemical product, preferably a screed, a filler, a tile adhesive, a leveling compound, a mortar, a joint mortar or a plaster.
- a binder described above for the production of a construction chemical product, preferably a screed, a filler, a tile adhesive, a leveling compound, a mortar, a joint mortar or a plaster.
- a construction chemical product can preferably be understood as a dry mixture of various functional substances made up of binders, fillers and functional additives in order to obtain a product which can fulfill construction chemical tasks tailored to construction sites.
- Examples include a screed, a filler, a tile adhesive, a leveling compound and / or a mortar for laying natural stone, stone, tiles or slabs.
- the chemical building products that can be produced with the aid of the binding agents in question can be suitable not only for laying natural stone, stone, tiles or slabs but also for laying other supporting materials such as mats, wooden floors, parquet, carpet, laminate and the like.
- the screed in question can also be designed as a flowing or dry screed.
- the mortar in question can also be designed as a joint mortar or thin-bed mortar.
- the filler can be designed, for example, in the form of a floor, wall or ceiling filler, whereas the tile adhesive can also be designed as a floor or wall tile adhesive.
- the invention also relates to a construction chemical product comprising an above-described binder, the binder in the construction chemical product in a proportion of 0.1% by weight to 80% by weight, preferably in a proportion of 1% by weight. % - 50% by weight, particularly preferably in a proportion of 5% by weight to 30% by weight, the construction chemical product additionally comprising fillers and / or additives.
- fillers for example, sands, chalk and light fillers or the like can be understood as fillers.
- Additives can be understood to mean, for example, flow agents and / or thickeners and / or dyes and / or color pigments and / or defoamers and / or stabilizers and / or hardening retarders and / or plastic fibers or the like.
- the construction chemical product can in particular be designed in such a way that the amount of heat given off by the mixture of water and construction chemical product after it has been mixed with water has an absolute maximum over time absolute maximum is preferably more than 20 minutes, particularly preferably more than 45 minutes, in particular more than 60 minutes.
- FIG. 1 shows a schematic representation of a phase diagram by way of example
- FIG. 2a shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a first exemplary embodiment
- FIG. 2b shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a second exemplary embodiment
- FIG. 2c shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a third exemplary embodiment
- FIG. 3 shows a schematic representation of various thermal calorimetric measurements a to f.
- FIG. 1 shows a schematic representation of a phase diagram of exemplary phases of a calcium aluminate cement.
- the raw materials used must be brought to temperatures close to the necessary solid / liquid phase transition, which, as can be seen in FIG. 1, are generally at least> 1700 K (> 1430 ° C).
- the necessary ones Production temperature for the production of binders containing aluminate can be significantly reduced.
- responsible for this is in particular the upstream formation of hydrates, which markedly lower the necessary firing temperature for producing the binder according to the invention in contrast to known firing temperatures.
- FIG. 2a shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a first exemplary embodiment.
- the method according to the invention according to the first exemplary embodiment can in particular be referred to as the calcium aluminate route and comprises the steps of processing 20 an amorphous aluminum oxide-containing and / or aluminum hydroxide-containing residue, adding 22 a calcium ion source and adding 26 water to form an intermediate product containing hydrate phases. Furthermore, the method according to the first exemplary embodiment comprises processing 28 of the intermediate product containing the hydrate phase and heating 30 of the material to produce a fired material, the material initially being heated at> 800.degree.
- the heated material is then processed 32 to obtain binding agents, before the binding agent is used 34 to produce a construction chemical product and 36 the construction chemical product is used as screed, filler, tile adhesive, leveling compound or mortar can.
- FIG. 2b shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a second exemplary embodiment.
- the method according to the second exemplary embodiment differs from the method according to the first exemplary embodiment only in that, in addition to adding 22 a calcium ion source, before adding 26 water to form an intermediate product containing hydrate phases, a sulfate ion source is also added.
- 2c shows a schematic representation of the individual steps of a method according to the invention for producing a binder according to a third exemplary embodiment.
- the method according to the invention according to the third exemplary embodiment runs without the addition of water and, in contrast to the exemplary embodiments according to FIGS Manufacture of a fired material, whereby the heating of the submitted material takes place at> 800 ° C.
- FIG. 3 shows a schematic representation of various thermal calorimetric measurements a) to f).
- the measurements of the heat development provide indirect information about the setting behavior of the respective binder-containing construction chemical product.
- a rapid and strong development of heat (here measured in the form of the voltage in mV) corresponds to a rapid setting of the construction chemical product containing the binder.
- the construction chemical products were measured by thermal calorimetry for 2 hours after the addition of water.
- the construction chemical products which contain binders, which were fired at a firing temperature of 800 ° C (b, e), show a rapid but controllable development of heat. After about 5 to 10 minutes, a sharp peak can be seen here, which then flattens off sharply.
- the absolute maximum of the heat development which is an easily determinable yet meaningful parameter for determining the processing time of a construction chemical product, is above 60 minutes for both construction chemical products with binders with a firing temperature of 980 ° C (c, f).
- a calcium ion source and / or optionally an additional sulfate ion source is added.
- the optional addition of the calcium ion source and / or the sulfate ion source is preferably carried out before the optional addition of water, which can advantageously be added to form intermediate products containing hydrate phases, so that a mixture of:
- the possible resulting binders after the process steps provided according to the invention have been carried out, have inter alia the mineral phases CA and / or CA 2 and / or CA 3 and / or C 12 A 7 and / or CSA in various concentrations, depending on the raw material used.
- a particular advantage of the present invention is that the main mineral phases of the resulting binder can be adjusted easily and flexibly through the mixing ratio of the three components 1, 2 and 3.
- the specified ratios are to be understood as molar ratios, based on the Aluminum content in the processed amorphous residual material containing aluminum oxide and / or aluminum hydroxide (1), on the calcium content in the calcium ion source (2) and on the sulphate content in the sulphate ion source (3).
- Binder mixture 1 (CA mixture):
- Binder mixture 2 (C ⁇ 2 mixture):
- Binder mixture 3 (Ci2A7 mixture):
- Binder mix 4 (CSA mix):
- Binder mixture 5 pure aluminate-containing binder:
- binders according to the invention can here in particular by a method according to the invention via the initial charge of components (1) or mixtures of components 1, 2 and 3, the optional addition of water to these components or mixtures to form hydrates, the processing of these hydrates, as well as heating the processed hydrates to a temperature of> 800 ° C.
- the binders according to the invention can also be produced without the addition of water to form intermediate products containing hydrate phases.
- the versatile, different binders according to the invention that can be produced using the mixtures listed in the exemplary embodiments are not only versatile and can be produced simply and inexpensively, but also make a contribution to sustainable construction at the same time, which is provided in particular by conserving resources for producing the hydraulic binders by using residual or waste materials to produce the binding agent, which otherwise would have to be disposed of in a complex and costly manner.
- Raw material base internally referred to as “CA”, manufactured at 180 ° C b construction chemical product, containing 20% by weight of a binding agent
- Raw material base internally referred to as “CA”, manufactured at 800 ° C c construction chemical product, containing 20% by weight of a binding agent
- Raw material base internally referred to as "CA”, manufactured at 980 ° C d construction chemical product, containing 20% by weight of a binder
- Raw material base internally referred to as "CA2”, manufactured at 180 ° C e construction chemical product, containing 20% by weight of a binding agent
- Raw material base internally referred to as “CA2”, manufactured at 800 ° C for a construction chemical product, containing 20% by weight of a binding agent
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Geology (AREA)
- General Chemical & Material Sciences (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Processing Of Solid Wastes (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
- Catalysts (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
Claims
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
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CA3141434A CA3141434A1 (en) | 2019-06-12 | 2020-12-11 | Method for producing a binder |
KR1020217039745A KR20220149407A (ko) | 2019-06-12 | 2020-12-11 | 바인더의 생산 방법 |
EP20839233.2A EP4118058A1 (de) | 2019-06-12 | 2020-12-11 | Verfahren zur herstellung eines bindemittels |
MX2021014671A MX2021014671A (es) | 2019-06-12 | 2020-12-11 | Procedimiento para producir un aglutinante. |
CN202080039062.7A CN113924281A (zh) | 2019-06-12 | 2020-12-11 | 粘合剂制造方法 |
US17/612,789 US20220298068A1 (en) | 2019-06-12 | 2020-12-11 | Process for Producing a Binder |
BR112021024399A BR112021024399A2 (pt) | 2019-06-12 | 2020-12-11 | Método para produzir um aglutinante, aglutinante, uso de um aglutinante, e, produto químico para construção |
JP2021571905A JP2023517406A (ja) | 2019-06-12 | 2020-12-11 | バインダの製造方法 |
SG11202113036WA SG11202113036WA (en) | 2019-06-12 | 2020-12-11 | Process for producing a binder |
AU2020434972A AU2020434972A1 (en) | 2019-06-12 | 2020-12-11 | Method for producing a binder |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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GB1908383.1A GB2586951B (en) | 2019-06-12 | 2019-06-12 | A method and apparatus for processing water treatment residuals |
GB2003674.5A GB2592985A (en) | 2019-06-12 | 2020-03-13 | A method for the manufacture of hydraulic binders from water treatment residuals |
GB2003674.5 | 2020-03-13 |
Publications (1)
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WO2021180351A1 true WO2021180351A1 (de) | 2021-09-16 |
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PCT/EP2020/066313 WO2020249736A1 (en) | 2019-06-12 | 2020-06-12 | A method and apparatus for processing water treatment residuals |
PCT/EP2020/066303 WO2020249729A1 (de) | 2019-06-12 | 2020-06-12 | Verwendung eines calciumaluminathaltigen hydraulischen bindemittels zur herstellung eines baustoffes |
PCT/EP2020/066317 WO2020249739A1 (en) | 2019-06-12 | 2020-06-12 | A method for the manufacture of hydraulic binders from water treatment residuals |
PCT/EP2020/066298 WO2020249728A1 (de) | 2019-06-12 | 2020-06-12 | Verfahren zur herstellung eines hydraulischen bindemittels |
PCT/EP2020/085745 WO2021180351A1 (de) | 2019-06-12 | 2020-12-11 | Verfahren zur herstellung eines bindemittels |
Family Applications Before (4)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2020/066313 WO2020249736A1 (en) | 2019-06-12 | 2020-06-12 | A method and apparatus for processing water treatment residuals |
PCT/EP2020/066303 WO2020249729A1 (de) | 2019-06-12 | 2020-06-12 | Verwendung eines calciumaluminathaltigen hydraulischen bindemittels zur herstellung eines baustoffes |
PCT/EP2020/066317 WO2020249739A1 (en) | 2019-06-12 | 2020-06-12 | A method for the manufacture of hydraulic binders from water treatment residuals |
PCT/EP2020/066298 WO2020249728A1 (de) | 2019-06-12 | 2020-06-12 | Verfahren zur herstellung eines hydraulischen bindemittels |
Country Status (12)
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US (4) | US20220227665A1 (de) |
EP (4) | EP3983357A1 (de) |
JP (4) | JP2022535547A (de) |
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KR102178176B1 (ko) * | 2019-12-09 | 2020-11-12 | 김경철 | 사용자 단말, 화상 통화 장치, 화상 통화 시스템 및 그 제어방법 |
CN111453970A (zh) * | 2020-05-25 | 2020-07-28 | 中建水务环保有限公司 | 一种污泥雾化塑型装置 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05310453A (ja) * | 1992-05-11 | 1993-11-22 | Osamu Ikeda | 浄水場汚泥を主原料とするサルホアルミネート セメント |
JP2005075712A (ja) * | 2003-09-03 | 2005-03-24 | Sumitomo Osaka Cement Co Ltd | 水硬性組成物及び当該組成物を含有してなるコンクリート組成物 |
KR20110091171A (ko) * | 2010-02-05 | 2011-08-11 | 한국지질자원연구원 | 폐기물을 이용한 칼슘알루미네이트계 클링커 및 그의 제조방법 |
Family Cites Families (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB499855A (en) * | 1936-06-11 | 1939-01-30 | Electric Smelting & Aluminum C | Improvements in or relating to the manufacture of hydraulic cement |
JPS5333968B2 (de) * | 1973-02-12 | 1978-09-18 | ||
JPS55347B2 (de) * | 1973-04-12 | 1980-01-07 | ||
DE2551308B2 (de) * | 1974-11-15 | 1980-02-21 | Matsushita Electric Works, Ltd., Kadoma, Osaka (Japan) | Verfahren zur Herstellung von Calciumaluminattrisulfathydrat |
JPS5692115A (en) * | 1979-12-25 | 1981-07-25 | Fujisash Co | Manufacture of calcium sulfoaluminate |
DE3008234A1 (de) * | 1980-01-23 | 1981-07-30 | Aluterv-EKI Forschungs-, Entwurfs-u.Generalauftragnehmer-Zentrale der ungar. Aluminiumwerke, Budapest | Verfahren und anlage zum brennen von feinkoernigem gut |
DE3405298A1 (de) * | 1984-02-15 | 1985-09-05 | Klöckner-Humboldt-Deutz AG, 5000 Köln | Anlage und verfahren zum kontinuierlichen kalzinieren von aluminiumhydroxid |
CN85108582B (zh) * | 1984-10-30 | 1988-08-17 | 蓝圈工业有限公司 | 固化粘结组合物 |
JPH06240B2 (ja) * | 1985-10-16 | 1994-01-05 | 不二サッシ株式会社 | 堆積汚泥の改質方法 |
ZA879217B (en) * | 1986-12-09 | 1989-04-26 | Lorenzo Valenti Gian | Hydraulic binders and building elements formed of non-traditional materials |
FR2695577B1 (fr) * | 1992-09-14 | 1994-12-02 | Lafarge Fondu Int | Procédé de traitement des résidus d'incinération de déchets urbains, et produits obtenus. |
JP2665183B2 (ja) * | 1995-02-28 | 1997-10-22 | 昭電システム株式会社 | 水酸化アルミニウムの処理方法 |
US5820668A (en) * | 1995-12-22 | 1998-10-13 | Ib Technologies Llc | Inorganic binder composition, production and uses thereof |
DE19611454A1 (de) * | 1996-03-22 | 1997-09-25 | Rethmann Lippewerk Recycling G | Mineralischer Füllstoff und Baustoff-Additiv auf Basis von Calciumaluminiumsulfat und deren Herstellung und Verwendung |
DE29701606U1 (de) * | 1997-01-31 | 1997-03-20 | Knauf Bauprodukte GmbH, 97346 Iphofen | Trockenmörtel zur Verfugung von Fliesen oder Natursteinplatten |
JP2940670B1 (ja) * | 1998-03-09 | 1999-08-25 | 川崎重工業株式会社 | 廃棄物燃焼灰の改質処理方法及び装置 |
RU2219129C2 (ru) * | 2001-12-19 | 2003-12-20 | Открытое акционерное общество "Всероссийский алюминево-магниевый институт" | Установка для термообработки гидроксида алюминия |
FR2846961B1 (fr) * | 2002-11-08 | 2005-02-11 | Lafarge Platres | Composition pour enduit de jointoiement pour elements de construction et procede de realisation d'un ouvrage |
GB2401104B (en) * | 2003-04-29 | 2007-08-29 | Gary Hunt | Cementitious material |
AT7308U1 (de) * | 2003-09-08 | 2005-01-25 | Maruhn Eckehard | Verfahren zur herstellung von bauelementen für den hoch- und tiefbau |
CN1305770C (zh) * | 2004-02-07 | 2007-03-21 | 福州大学 | 利用铝型材厂工业污泥制备活性氧化铝的方法 |
JP4166178B2 (ja) * | 2004-03-11 | 2008-10-15 | 太平洋セメント株式会社 | 水硬性組成物 |
JP4690729B2 (ja) * | 2005-01-14 | 2011-06-01 | 三菱マテリアル株式会社 | 含水土中性固化材用の水硬性アルミナ組成物、及びその製造方法、並びに含水土用中性固化材、重金属溶出防止方法、及び高含水土の脱水固化処理方法 |
CN1966449A (zh) * | 2005-11-15 | 2007-05-23 | 卡卢瑟姆有限公司 | 形成钙钒石的接合剂成分 |
CN100360451C (zh) * | 2006-04-20 | 2008-01-09 | 中国地质大学(北京) | 一种赤泥制备硫铝酸盐水泥的方法 |
PT104535B (pt) * | 2009-04-27 | 2011-07-06 | Univ Tras Os Montes E Alto Douro | Processo para o aproveitamento de resíduos da reciclagem do vidro e de lamas de estações de tratamento de água, ricas em alumínio, e produtos assim obtidos |
CN102471156A (zh) * | 2010-05-04 | 2012-05-23 | GeoSilex金属编织有限公司 | Co2捕获粘合剂,通过选择、提纯和优化电石石灰制备该co2捕获粘合剂的方法,以及具有环境放射性的骨料 |
KR101235251B1 (ko) * | 2011-12-30 | 2013-02-25 | 청우에코건설주식회사 | 정수슬러지를 이용한 인공토양용 고화재 및 그 제조방법 |
PT2801557E (pt) * | 2013-05-11 | 2015-11-26 | Heidelbergcement Ag | Processo para a produção de um cimento de silicato de magnésio belita-aluminato de cálcio |
EP2851353A1 (de) * | 2013-07-16 | 2015-03-25 | Sika Technology AG | Kombination von ternären Bindemitteln mit wässrigem Epoxidharz-System |
FR3021046B1 (fr) * | 2014-05-16 | 2016-06-10 | Kerneos | Ciment a prise ultra-rapide a base d'aluminate de calcium amorphe comprenant un traitement de surface |
NL2012959B1 (nl) * | 2014-06-06 | 2016-06-27 | Ascem B V | Cementsamenstelling, en werkwijze voor het vervaardigen daarvan. |
SI3247684T1 (sl) * | 2015-01-19 | 2021-10-29 | Cimpor Portugal Sgps Sa | Postopek za izdelavo amorfnih silikatnih hidravličnih povezovalcev z nizko vsebnostjo kalcija |
EP3106445B2 (de) * | 2015-06-16 | 2021-06-16 | HeidelbergCement AG | Verfahren zur herstellung von hoch-reaktiven zementen |
EP3248952A1 (de) * | 2016-05-24 | 2017-11-29 | HeidelbergCement AG | Klinkerersatzmaterial aus aluminiumsilikat und dolomit |
EP3505239A1 (de) * | 2017-12-26 | 2019-07-03 | Vito NV | Sorptionsmittel aus eisenreichen und aluminiumreichen ausgangsmaterialien |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05310453A (ja) * | 1992-05-11 | 1993-11-22 | Osamu Ikeda | 浄水場汚泥を主原料とするサルホアルミネート セメント |
JP2005075712A (ja) * | 2003-09-03 | 2005-03-24 | Sumitomo Osaka Cement Co Ltd | 水硬性組成物及び当該組成物を含有してなるコンクリート組成物 |
KR20110091171A (ko) * | 2010-02-05 | 2011-08-11 | 한국지질자원연구원 | 폐기물을 이용한 칼슘알루미네이트계 클링커 및 그의 제조방법 |
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