C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 40/00 (2006.01)
Patent
CA 2713291
Disclosed is a setting and hardening accelerator in the solid state which is obtainable by a process characterized in that the process comprises at least step (a) wherein at least one liquid component A comprising at least the reaction product of acid and aluminum hydroxide is brought into the solid state to receive a solid component A; and at least step (b) wherein the solid component A obtained in step (a) is mixed with at least one solid component B, wherein the solid component B comprises or con-sists of aluminum sulfate.
L'invention porte sur un accélérateur de prise et de durcissement à l'état solide qui peut être obtenu par un procédé caractérisé par le fait qu'il comprend au moins une étape (a) dans laquelle au moins un composant liquide A comprenant au moins le produit de réaction d'un acide et d'hydroxyde d'aluminium est amené à l'état solide pour recevoir un composant solide A ; et au moins l'étape (b) dans laquelle le composant solide A obtenu à l'étape (a) est mélangé avec au moins un composant solide B, le composant solide B comprenant ou étant constitué de sulfate d'aluminium.
Arancibia Lili
Gallegos Pedro
Lindlar Benedikt
Olivares Hugo
Osler Hoskin & Harcourt Llp
Sika Technology Ag
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