C - Chemistry – Metallurgy – 04 – B
Patent
C - Chemistry, Metallurgy
04
B
C04B 22/14 (2006.01) C04B 14/30 (2006.01) C04B 24/04 (2006.01)
Patent
CA 2526948
A liquid accelerator composition for sprayed concrete, comprising aluminiurn sulphate, amorphous aluminium hydroxide, alkanolamine and an organic dibasic acid anhydride. The compositions allow the attainment of high early compressive strength, and they can be tailored to give good performance with a wide variety of cement types.
L'invention concerne une composition d'accélérateur liquide pour béton pulvérisé. Ladite composition comprend du sulfate d'aluminium, de l'hydroxyde d'aluminium amorphe, de l'alcanolamine et de l'anhydride d'acide dibasique organique. Lesdites compositions permettent d'atteindre une résistance à la compression précoce élevée et elles peuvent être adaptées pour donner d'excellentes performances avec une large variété de types de ciments.
Construction Research & Technology Gmbh
Gowling Lafleur Henderson Llp
LandOfFree
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