Composition for forming casting mold and casting mold forming method
US11845694B2 · kind B2 · utility
0Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 4, 2020 |
| Grant date | Dec 19, 2023 |
| Priority date | — |
| Expiry date | Jun 2, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/28
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.