公开(公告)号：US20220194855A1

公开(公告)日：2022-06-23

申请号：US17602330

申请日：2020-03-04

Applicant: SINTOKOGIO, LTD.

Inventor： Kazuyuki NISHIKAWA ,  Masanori TOMIOKA ,  Yusuke KATO ,  Tetsuji MATSUI ,  Tomohiro AOKI

IPC: C04B28/00 ,  C04B22/04 ,  C04B22/02 ,  C04B14/06 ,  C04B14/02 ,  B22C1/10 ,  B22C1/18

Abstract: The invention relates to a composition for forming a casting mold, the composition containing heat-resistant inorganic particles; a waterglass-based binder; a surfactant; a silicon-containing compound; activated carbon powder and grain; and water; and the silicon-containing compound contains at least one of metal silicon and ferrosilicon.