公开(公告)号：US20230303442A1

公开(公告)日：2023-09-28

申请号：US18010223

申请日：2021-06-07

申请人： BASF SE

发明人： Harald GRASSL ,  Joachim DENGLER ,  Julien BIZZOZERO ,  Alexander SCHOEBEL

IPC分类号： C04B24/04 ,  C04B28/16 ,  C04B28/06 ,  C04B24/06 ,  C04B28/04

CPC分类号： C04B24/04 ,  C04B24/06 ,  C04B28/04 ,  C04B28/065 ,  C04B28/16 ,  C04B2111/00672

摘要： The present invention relates to a construction chemical composition, comprising a) at least one inorganic binder, b) less than 0.5 weight-%, based on the total amount of a), b) and c), of at least one compound of the general formula (I) and at least c) one alkali metal carbonate. Further the use of a hydration control mixture as a retarder for at least one inorganic binder, comprising an aluminate-containing binder is disclosed.