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公开(公告)号:US11845694B2
公开(公告)日:2023-12-19
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 , B22C1/10 , B22C1/18 , C04B14/02 , C04B14/06 , C04B22/02 , C04B22/04 , C04B103/40 , C04B111/28
CPC classification number: C04B28/006 , B22C1/10 , B22C1/188 , C04B14/022 , C04B14/06 , C04B22/02 , C04B22/04 , C04B2103/402 , C04B2103/406 , C04B2111/28
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.