公开(公告)号：US12157699B2

公开(公告)日：2024-12-03

申请号：US17059691

申请日：2019-05-29

Applicant: HOLCIM TECHNOLOGY LTD

Inventor： Patrick Tintillier ,  Sébastien Georges

IPC: C04B24/26 ,  C04B28/04 ,  C04B38/10 ,  C04B103/00 ,  C04B103/48 ,  C04B111/27 ,  C04B111/40

Abstract: A process for producing a mineral foam having water repellent properties includes a) separately preparing a slurry of cement and an aqueous foam, wherein the cement slurry includes water, at least one water repellent agent different from organosilicon compound, and Portland cement and the aqueous foam includes a co-stabiliser; b) contacting the slurry of cement with the aqueous foam to obtain a slurry of foamed cement; and c) casting the slurry of foamed cement and leave the slurry of foamed cement to set.