B - Operations – Transporting – 02 – C
Patent
B - Operations, Transporting
02
C
B02C 23/06 (2006.01) C04B 24/26 (2006.01) C08L 33/00 (2006.01)
Patent
CA 2571484
The invention relates to an aqueous polymer composition which is used in the form of a cement grinding aid and makes it possible to effectively reduce the grinding time and to obtain cements exhibiting excellent characteristics. A cement grinding aid containing a combination of polymer A and known cement grinding aids is also disclosed.
La présente invention concerne une composition aqueuse de polymère(s) A comme agent de broyage de ciment. Cette composition permet de réduire efficacement le temps de broyage de clinker et d'obtenir des ciments présentant d'excellentes propriétés. Ladite invention concerne également un agent de broyage de ciment contenant une combinaison du polymère A et d'agents de broyage de ciment connus.
Honert Dieter
Maeder Urs
Marazzani Beat
Osler Hoskin & Harcourt Llp
Sika Technology Ag
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