Fire-retardant
US5076969A · kind A · utility
22Cited by
8References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 23, 1990 |
| Grant date | Dec 31, 1991 |
| Priority date | — |
| Expiry date | Oct 23, 2010 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K21/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A fire-retardant composition comprises a mixture or reaction product of fire-retardant ammonium salt, urea or biuret, and boric acid or a plastic composition of a sodium silicate-impregnated mat which can be applied to a substrate by transfer from a non-adherent backing sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.