Alkali activated supersulphated binder

Details Alkali activated supersulphated binder Alkali activated supersulphated binder

C - Chemistry, Metallurgy

04

B

C04B 7/32 (2006.01)

Patent

CA 2336082

The invention describes an activated supersulphated aluminosilicate binder containing aluminosilicates, calcium sulphate and an activator containing alkali metal salts, wherein the aluminosilicates are selected from the group consisting of blast furnace slag, clay, marl and industrial by-products such as fly ash with the proviso that the Al2O3 content is greater than 5 % by weight, wherein blast furnace slag is present in an amount exceeding 35 % by weight and clay, marl and/or fly ash is present in an amount exceeding 5 % per weight and wherein cement kiln dust in an amount of from 3 to 10 % by weight is added to the mixture as an activator and calcium sulphate is used in an amount exceeding 5 % by weight.

L'invention concerne un liant sursulfaté activé à base d'aluminosilicates, contenant des aluminosilicates, du sulfate de calcium et un activateur contenant des sels de métaux alcalins, les aluminosilicates étant sélectionnés dans le groupe formé par du laitier, de l'argile, de la marne et des produits dérivés industriels tels que la cendre légère, à condition que la teneur en Al>2<O>3< soit supérieure à 5 % en poids, la teneur en laitier étant supérieure à 35 % en poids et la teneur en argile, en marne et/ou en cendre légère étant supérieure à 5 % en poids; on ajoute comme activateur au mélange une quantité de poussière de four à ciment comprise entre 3 et 10 % et on utilise une quantité de sulfate de calcium supérieure à 5 % en poids.

Affiliated with

Also associated with

Rating

Alkali activated supersulphated binder does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Alkali activated supersulphated binder, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Alkali activated supersulphated binder will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1848412