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US 6,645,289 B2Granted
Complex admixture and method of cement based materials production
AssigneeSci Con Technologies, Inc.
InventorsKonstantin Sobolev, Svetlana Soboleva
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Abstract
The present invention relates to admixtures production and to a method of application of the admixtures in cement and concrete technology. The method allows production of high-strength and high durable cement based systems, as well as cement systems with specially designed properties of cheap high-volume mineral admixture cements.
Claims78
A process for the preparation of a cement composition, said process comprising:
- (a) combining a silicon dioxide containing sorbent with a water reducer or high range water reducer solution to form a mixture;
- (b) processing the mixture formed in step (a) to a dry or partially dry particulate or granular admixture;
- and
- (c) combining said admixture with a portland cement component, in a ratio of cement component to admixture of about 100:1 to 2:1, to form a cement composition.
1 more element
Dependencies are inferred from the claim text.