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1. (WO2013147608) BINDER COMPOSITION COMPRISING LIGNITE FLY ASH

Pub. No.:    WO/2013/147608    International Application No.:    PCT/NL2013/050237
Publication Date: Fri Oct 04 01:59:59 CEST 2013 International Filing Date: Sat Mar 30 00:59:59 CET 2013
IPC: C04B 28/02
Applicants: VAN NIEUWPOORT BEHEER B.V.
Inventors: VAN MECHELEN, Dirk Maria Alfons Jules
VERMEULEN, Edwin Menno Michaël
Title: BINDER COMPOSITION COMPRISING LIGNITE FLY ASH
Abstract:
Binder composition for concrete, mortar or grout comprises lignite fly ash and a second ingredient selected from the group consisting of ground granulated blast furnace slag (GGBS), an alkaline earth activator selected from calcium oxide, calcium hydroxide, magnesium oxide, magnesium hydroxide and mixtures thereof, a class F fly ash, a class C fly ash, calcium carbonate, magnesium carbonate and mixtures thereof, wherein the lignite fly ash has a sulphate content of at least 6 wt.%, based on the weight of the lignite fly ash.