Quick binder for self compacting concrete, use and...

Details Quick binder for self compacting concrete, use and... Quick binder for self compacting concrete, use and...

2006-04-18

2006-04-18

Green, Anthony J. (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Inorganic settable ingredient containing

C106S717000, C106S735000, C106S806000

Reexamination Certificate

active

07029527

ABSTRACT:
A binder for self-compacting concrete includes, in dry weight of the-binder, 70 to 90% of Portland cement, 4 to 16% of calcium aluminate, 4 to 14% of calcium sulphate, an accelerator and a retarder, 0 to 2% of Ca(OH)2 and at least an additive with a water reducer. The calcium sulphate is in the form of anhydrite and the water reducer has at least a superplasticizer consisting of a water soluble or water dispersible organic compound, having at least an amino-di(alkylene-phosphonic) group and at least a polyoxyalkylated chain or at least one of its salts.

REFERENCES:
patent: 4488909 (1984-12-01), Galer et al.
patent: 5879445 (1999-03-01), Guicquero et al.
patent: 6641658 (2003-11-01), Dubey
patent: 0 769 482 (1997-04-01), None
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patent: 2 763 063 (1998-11-01), None
patent: 2 763 065 (1998-11-01), None

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