WO 2021/156808 A1

Activator for a slag cement based shotcrete

(22) 05.02.2021

(43) 12.08.2021

(57) Activator for a slag cement based shotcrete, comprising a first constituent and a second constituent, said first constituent containing a calcium aluminate cement and optionally a retarding and/or plasticizing agent, and said second constituent containing one or more salts, preferably in the form of an aqueous solution of one or more salts.

(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, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI. CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG)

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