Intumescent fire retardant composition and method of manufacture thereof
US6706793B2 · kind B2 · utility
50Cited by
23References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2002 |
| Grant date | Mar 16, 2004 |
| Priority date | — |
| Expiry date | Sep 20, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2312/00
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
One embodiment of an intumescent composition comprises a halogenated polymer, antimony oxide, and intercalated graphite, while one embodiment of an intumescent additive mixture comprises antimony oxide and intercalated graphite.One embodiment of the method of making an intumescent composition comprises melt blending a halogenated polymer with antimony oxide, and intercalated graphite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.