Silicate-containing powders providing controlled, sustained gas release
US6277408A · kind A · utility
29Cited by
52References
5Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Aug 25, 1999 |
| Grant date | Aug 21, 2001 |
| Priority date | — |
| Expiry date | Aug 25, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N59/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A particle including anions dispersed throughout an amorphous, paracrystalline or crystalline solid solution, the anions being capable of reacting with hydronium ions to generate a gas. The particle can be incorporated into a powder capable of generating and releasing a gas after hydrolysis of an acid releasing agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.