Admixture for spray concrete and mortar and a method for the man

Details Admixture for spray concrete and mortar and a method for the man Admixture for spray concrete and mortar and a method for the man

1992-06-19

1995-02-14

Bell, Mark L.

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

106740, 106743, 252 88, C04B 2200

Patent

active

053891449

ABSTRACT:
Admixtures for spray concrete or mortar which contain silicic acid sol or consist of it, are used for the processing of spray concrete or mortar according to the dry or the wet method. Said admixtures lead to a clear reduction of dust formation and of rebound. With the processing of spray concrete or mortar the addition of the inventive admixtures takes place preferably during the spraying, for example at the spray nozzle.

REFERENCES:
patent: 4504315 (1985-03-01), Allemann et al.
patent: 4772327 (1988-09-01), Allemann et al.
patent: 5149370 (1992-09-01), Olaussen et al.

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