Accelerator for hydraulic binding agents with long processing time and very early strength
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United States of America Patent
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Mar 20, 2018
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app pub date -
May 20, 2015
filing date -
May 21, 2014
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Abstract
The present invention relates to an accelerator for hydraulic binding agents, comprising at least one phosphoric acid ester of a multivalent alcohol and at least one calcium compound. The accelerator according to the invention is capable of producing a very fast-curing mortar or concrete composition which has a high early strength and, nevertheless, very favorable processing properties and thus allows early dismantling or early loading and does not cause any losses in the final strength.
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