Mineral binder composition for 3d printing
AssigneeSika Technology AG
InventorsGary BOON, Maxime LIARD, Didier LOOTENS, Lolita HAUGUEL
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Abstract
A dry mineral binder composition includes cement and mineral fillers for the manufacture of molded parts by way of 3D printing. The binder composition additionally contains at least one aluminum sulfate-based accelerator, at least one polycarboxylate ether-based super-plasticizer and at least one rheology additive.
Claims15
A dry mineral binder composition comprising cement and mineral fillers for the production of mouldings by means of 3D printing, wherein the binder composition also comprises at least one aluminium-sulfate-based accelerator and comprises at least one superplasticizer based on a polycarboxylate ether and comprises at least one rheology aid, where the polycarboxylate ether has, per gram of dry polycarboxylate ether, at least 1 mmol of carboxylic acid groups.
Dependencies are inferred from the claim text.