Process for the manufacture of block artifacts, comprising at least the following phases: - supplying of at least one base component (2) comprising silicates or alumino silicates and at least one reagent (3); - first mixing of the base component (2) and the reagent (3) to obtain a liquid or semisolid geopolymer mixture (4); - second mixing of the geopolymer mixture (4) with at least one inert material (7) to obtain a geopolymer slurry (8); - casting of the geopolymer slurry (8) into at least one forming mold (9); - forming at least one block artifact (1) from the geopolymer slurry (8) A white-coloured block artifact (1) obtained by the process is also claimed.
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
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
B28B 1/14 - Producing shaped articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
B28B 15/00 - General arrangement or layout of plant
B28B 13/02 - Feeding the unshaped material to moulds or apparatus for producing shaped articles
C04B 28/34 - 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
C04B 12/04 - Alkali metal or ammonium silicate cements
A process for the manufacture of slab-shaped artifacts comprises at least the following phases: : i) supplying of at least one base component (2) comprising silicates or aluminosilicates and at least one reagent (3), preferably an alkaline or acid solution; ii) first mixing of the base component (2) and the reagent (3) to obtain a liquid or semisolid geopolymer mixture (4); iii) second mixing of the geopolymer mixture (4) with at least one inert material (7), preferably in the form of quartz or marble powder, to obtain a geopolymer slurry (8); iv) casting the geopolymer slurry (8) into at least one forming mold (9); v) forming at least one slab-shaped artifact (1) from the geopolymer slurry (8), preferably by drying the geopolymer slurry (8), then pressing it in the forming mold (9). A white slab-shaped artifact (1) obtained by the process is also claimed.
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
C04B 40/00 - Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability
B28B 3/04 - Producing shaped articles from the material by using pressesPresses specially adapted therefor wherein a ram exerts pressure on the material in a moulding spaceRam heads of special form with one ram per mould
B28B 15/00 - General arrangement or layout of plant
B28B 13/02 - Feeding the unshaped material to moulds or apparatus for producing shaped articles
C04B 28/34 - 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
C04B 12/04 - Alkali metal or ammonium silicate cements
The process for the production of products based on geo-polymeric binders, comprises the following phases of: supply of at least one basic component (5) comprising aluminosilicates and at least one reaction mixture (7); first mixing of the basic component (5) and of the reaction mixture (7) inside at least one mixing chamber (8a, 8b) comprising mixing means (18); wherein the phase of first mixing comprises at least the following steps of: activation of the mixing means (18); first introduction of the basic component (5) inside the mixing chamber (8a, 8b); second introduction of the reaction mixture (7) inside the mixing chamber (8a, 8b) to obtain a geo-polymeric binder.
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
B01F 3/12 - Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed liquids with solids
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