Process for producing granular fire retardant
US5180525A · kind A · utility
1Cited by
11References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 11, 1991 |
| Grant date | Jan 19, 1993 |
| Priority date | — |
| Expiry date | Oct 11, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K21/08
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A process for producing a granular fire retardant, which comprises melt-extruding a halogenated carbonate compound of particular structure having a specific viscosity of 0.015-0.10 by the use of an extruder and then immediately cutting the extrudate into granules.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.