Dry cementitious material mixture for 3D-printing
(22) 25.03.2021
(43) 30.09.2021
(57) A dry cementitious material mixture for 3D-printing, comprising a hydraulic cement, at least one viscosity enhancing admixture, at least one accelerator and aggregates, wherein the at least one viscosity enhancing admixture is present in an amount of 0,05-1.5 % by weight, preferably 0.2-0.6 % by weight, based on the hydraulic cement and the at least one accelerator is present in an amount of 0.5-6.0 %, preferably 1.5-4 %, by weight based on the hydraulic cement.
(71) Holcim Technology Ltd, Grafenauweg 10, 6300 Zug (CH)
(84) ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, ST, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)
