222-rich gas with the solid feedstock in a size reduction apparatus such as a mill at a first controlled moisture content of the solid feedstock, followed by increasing the moisture content of the solid feedstock and submitting it to a second carbon sequestration step. The invention further relates to an apparatus suitable for the mechanochemical sequestration of carbon dioxide in solid feedstocks.
B01D 53/14 - Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by absorption
22 in solid feedstocks, the method comprising contacting a first carbon-rich gas with the solid feedstock in a size reduction apparatus such as a mill, followed by submitting the carbonated feedstock to a second carbon sequestration step by contacting it with a second carbon-rich gas. The first and second carbon-rich gas are both obtained from a combustion flue gas or a cement kiln flue gas.
According to an embodiment, assembly element (100) for use in a vertical grinding mill is disclosed configured to crush raw materials, the assembly comprising crushing elements (111-116) circumferentially distributed, characterized in that the assembly element (100) further comprises a set of leverage means (213) and (230-232) springs configured to push the crushing elements (111-116) in a radially outward direction.
The present invention relates a mechanochemically carbonated clay. The invention further relates to methods of its production and uses thereof. The invention further relates to compositions comprising the mechanochemically carbonated clay and a further material selected from the group consisting of asphalt, cement, polymers and combinations thereof. The invention further relates to concrete and methods of their preparation.
The present invention relates to mechanochemically carbonated slags. The invention further relates to methods of its production and uses thereof, for example a filler. The invention further relates to compositions comprising the mechanochemically carbonated slag and a further material selected from the group consisting of asphalt, geopolymer, cement, polymers and combinations thereof and methods of their production. The invention further relates to concrete and methods of their preparation.
The present invention relates to glassy solids which are obtainable by carbonation of a solid glassy precursor, said glassy precursor having a SiO2 content of at least 65 wt.%. The invention further relates to a mechanochemically carbonated glassy solid and methods of its production. The invention further relates to uses of the (mechanochemically carbonated) glassy solid, for example as a filler. The invention further relates to compositions comprising the (mechanochemically carbonated) glassy solid and a further material selected from the group consisting of asphalt, cement, geopolymer, polymers and combinations thereof. The invention further relates to a method of preparing concrete.
C04B 22/00 - Use of inorganic materials as active ingredients for mortars, concrete or artificial stone, e.g. accelerators
C04B 28/00 - 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
7.
A MECHANOCHEMICALLY CARBONATED CLAY, METHODS OF ITS PRODUCTION AND USES THEREOF
The present invention relates a mechanochemically carbonated clay. The invention further relates to methods of its production and uses thereof. The invention further relates to compositions comprising the mechanochemically carbonated clay and a further material selected from the group consisting of asphalt, cement, polymers and combinations thereof. The invention further relates to concrete and methods of their preparation.
The present invention relates to mechanochemically carbonated slags. The invention further relates to methods of its production and uses thereof, for example a filler. The invention further relates to compositions comprising the mechanochemically carbonated slag and a further material selected from the group consisting of asphalt, geopolymer, cement, polymers and combinations thereof and methods of their production. The invention further relates to concrete and methods of their preparation.
The present invention relates to a mechanically carbonated natural pozzolan which has a specific surface area within the range of 0.5-50 m2/g. The invention further relates to methods of its production and uses thereof, for example as a filler or binding agent. The invention further relates to compositions comprising the mechanically carbonated natural pozzolan and a further material selected from the group consisting of asphalt, cement, geopolymers, polymers and combinations thereof and methods of their production.
The present invention relates to a mechanochemically carbonated magnesium silicate which has a BET surface area within the range of 20 to 100 m2/g, preferably 30 to 80 m2/g, more preferably 40 to 70 m2/g, most preferably 45 to 65 m2/g and/or an amorphous content as determined by XRD of at least 30 wt. %, preferably at least 40 wt. %, more preferably at least 50 wt. %, even more preferably at least 60 wt. % a CO2 content of at least 3 wt. %. The invention further relates to methods of its production and uses thereof, for example as a filler in polymers. The compositions comprising the mechanochemically carbonated magnesium silicate and a polymer (such as a polyolefin) provide the benefits of being a CO2 negative material having excellent functional properties which can be used for a variety of purposes, for example as a component of clothing or apparel, or as a component of backpacks such as a buckle.
The invention relates to a mechanochemical process to produce exfoliated nanoparticles comprising the steps of
providing a solid feedstock comprising a carbonaceous and/or mineral-based material;
providing a flow of an oxidizing gas;
introducing the solid feedstock and the flow of an oxidizing gas into a mechanical agitation unit,
subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).
The invention further relates to nanoparticles obtainable by the mechanochemical process and to the use of such nanoparticles.
The invention relates to a mechanochemical process to produce exfoliated nanoparticles comprising the steps of
providing a solid feedstock comprising a carbonaceous and/or mineral-based material;
providing a flow of an oxidizing gas;
introducing the solid feedstock and the flow of an oxidizing gas into a mechanical agitation unit,
subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).
The invention relates to a mechanochemical process to produce exfoliated nanoparticles comprising the steps of
providing a solid feedstock comprising a carbonaceous and/or mineral-based material;
providing a flow of an oxidizing gas;
introducing the solid feedstock and the flow of an oxidizing gas into a mechanical agitation unit,
subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).
The invention further relates to nanoparticles obtainable by the mechanochemical process and to the use of such nanoparticles.
The present invention relates to compositions comprising a mechanochemically carboxylated mineral filler and a binder, wherein the binder is cement and/or asphalt and wherein the filler is obtainable by mechanochemically carboxylating a silicate mineral. The invention further relates to a method for preparing said compositions. The invention further relates to a method for preparing concrete from these compositions and to the concrete obtainable from said method for preparing concrete. The invention also relates to uses of the mechanochemically carboxylated mineral filler, for example as a filler in asphalt or cement.
The present invention relates to a mechanically carboxylated fly ash which has a BET surface area of less than 50 m2/g and a CO2 content of more than 1 wt. %. The invention further relates to methods of its production and uses thereof, for example as a filler. The invention further relates to compositions comprising the mechanically carboxylated fly ash and a further material selected from the group consisting of asphalt, cement, polymers and combinations thereof and methods of their production.
subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).
The invention further relates to nanoparticles obtainable by the mechanochemical process and to the use of such nanoparticles.
The present invention relates to a mechanically carboxylated fly ash which has a BET surface area of less than 50 m2/g and a CO2 content of more than 1 wt.%. The invention further relates to methods of its production and uses thereof, for example as a filler. The invention further relates to compositions comprising the mechanically carboxylated fly ash and a further material selected from 5the group consisting of asphalt, cement, polymers and combinations thereof and methods of their production.
The present invention relates to compositions comprising a mechanochemically carboxylated mineral filler and a binder, wherein the binder is cement and/or asphalt and wherein the filler is obtainable by mechanochemically carboxylating a silicate mineral. The invention further relates to a method for preparing said compositions. The invention further relates to a method for preparing concrete from these compositions and to the concrete obtainable from said method for preparing concrete. The invention also relates to uses of the mechanochemically carboxylated mineral filler, for example as a filler in asphalt or cement.
The present invention relates to compositions comprising a mechanochemically carboxylated mineral filler and a binder, wherein the binder is cement and/or asphalt and wherein the filler is obtainable by mechanochemically carboxylating a silicate mineral. The invention further relates to a method for preparing said compositions. The invention further relates to a method for preparing concrete from these compositions and to the concrete obtainable from said method for preparing concrete. The invention also relates to uses of the mechanochemically carboxylated mineral filler, for example as a filler in asphalt or cement.
22 content of more than 1 wt.%. The invention further relates to methods of its production and uses thereof, for example as a filler. The invention further relates to compositions comprising the mechanically carboxylated fly ash and a further material selected from 5the group consisting of asphalt, cement, polymers and combinations thereof and methods of their production.
The invention relates to a mechanochemical process to produce exfoliated nanoparticles comprising the steps of- providing a solid feedstock comprising a carbonaceous and/or mineral-based material;- providing a flow of an oxidizing gas;- introducing the solid feedstock and the flow of an oxidizing gas into a mechanical agitation unit,- subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).The invention further relates to nanoparticles obtainable by the mechanochemical process and to the use of such nanoparticles.
B01D 71/00 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
B01J 20/00 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
The invention relates to a mechanochemical process to produce exfoliated nanoparticles comprising the steps of- providing a solid feedstock comprising a carbonaceous and/or mineral-based material;- providing a flow of an oxidizing gas;- introducing the solid feedstock and the flow of an oxidizing gas into a mechanical agitation unit,- subjecting the material of the solid feedstock in the presence of the oxidizing gas to a mechanical agitation operation in the mechanical agitation unit at a pressure of at least 1 atm (15 psi).The invention further relates to nanoparticles obtainable by the mechanochemical process and to the use of such nanoparticles.
C09D 7/62 - Additives non-macromolecular inorganic modified by treatment with other compounds
B01D 71/00 - Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
B01J 20/00 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
patents
