Flame-retardant fiber
US4079036A · kind A · utility
12Cited by
6References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1975 |
| Grant date | Mar 14, 1978 |
| Priority date | — |
| Expiry date | Sep 2, 1995 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L51/06
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Shaped articles comprised of PVA and PVC having improved flame-retardancy and resistance to discoloration resulting from heat treatment are provided by the incorporation therein of calcined stannic acid, characterized by a specific crystal size.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.