| CHRYSO Patent applications |
| Patent application number | Title | Published |
|---|
| 20130074740 | AGENTS FOR INERTING CLAYS IN HYDRAULIC COMPOSITIONS - A method for inerting clays in a hydraulic composition includes one step of putting a hydraulic composition or a constituent of a hydraulic composition in contact with a compound of the following formula (I): | 03-28-2013 |
| 20120186495 | ANTI-FILMING SURFACE-ACTIVE AGENT - The invention relates to an anti-filming surface adjuvant for hydraulic binders comprising at least one fat and at least one anti-caking agent, to its preparation method as well as to a method for preparing a hydraulic binder composition suitable for making screeds or self-compacting concretes (SCC) including the step consisting of adding to the hydraulic binder the adjuvant according to the invention at a dosage comprised between 50 and 1,500 g/m | 07-26-2012 |
| 20120077940 | Method For Preparing A Superplasticizer - The invention chiefly concerns a method for preparing polyalkoxylated polycarboxylates in which the following are caused to react in the presence of water and a catalyst at a temperature of between 120 and 250° C.:
| 03-29-2012 |
| 20120073475 | PLASTICIZERS FOR AQUEOUS SUSPENSIONS OF MINERAL PARTICLES AND HYDRAULIC BINDER PASTES - The invention relates to a compound of following formula (I): | 03-29-2012 |
| 20120059090 | ADJUVANT SYSTEM FOR PREFABRICATED CONCRETE - The invention proposes an adjuvant system for a concrete comprising as a combination: | 03-08-2012 |
| 20120041103 | Fast Hydraulic Binder for Parts and Constructions Made of Concrete Containing A Calcium Salt - A fast hydraulic binder comprising cement, at least one first superplasticizer, a calcium salt, and at least one second superplasticizer different from the first superplasticizer and comprising a main chain and pendant groups connected to the main chain adapted so as to separate from the main chain in a basic medium, wherein the result is that the second plasticizer has a fluidifying action which increases at least temporarily over time in a basic medium. | 02-16-2012 |
| 20090266272 | ADDITIVE FOR REDUCING CHROMIUM (VI) TO CHROMIUM (III) IONS - The invention relates to an additive for reducing Cr(VI) ions to Cr(III) ions, comprising a complex of tin(II) and a carboxylic acid or a salt thereof, and to the process for the preparation thereof. It also relates to a process for preparing a material having a low chromium(VI) content. Finally, it relates to the use of said additive for reducing chromium(VI) ions to chromium(III) ions. | 10-29-2009 |
| 20080308013 | Rapid Binder Compositions Containing a Calcium Salt for Concrete Components and Structures - The invention concerns a fast binder comprising; cement; at least one superplasticizer; calcium nitrite; and at least one formic derivative. The invention also concerns concrete mixtures obtained from said binder and methods for making same. | 12-18-2008 |
| 20080229977 | PIGMENT SUSPENSION HAVING IMPROVED COLOR STRENGTH - The invention relates in particular to an aqueous pigment suspension comprising at least one polymer of the type polycarboxylate grafted by alkylene polyoxide chains. It relates in addition to the use thereof especially in the coloring of hydraulic set materials. | 09-25-2008 |
