公开(公告)号：US20230303442A1

公开(公告)日：2023-09-28

申请号：US18010223

申请日：2021-06-07

Applicant: BASF SE

Inventor： Harald GRASSL ,  Joachim DENGLER ,  Julien BIZZOZERO ,  Alexander SCHOEBEL

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

CPC classification number: C04B24/04 ,  C04B24/06 ,  C04B28/04 ,  C04B28/065 ,  C04B28/16 ,  C04B2111/00672

Abstract: 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.