Flame retardant shaped materials
US3997515A · kind A · utility
2Cited by
3References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 10, 1974 |
| Grant date | Dec 14, 1976 |
| Priority date | — |
| Expiry date | May 10, 1994 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2721
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Flame retardant, shaped materials comprising a vinyl polymer of crosslinked structure containing in its vinyl units 40 mole-% or more based on the polymer of COOH groups which have been partly converted to COOM (M: a mono- to tri-valent metal) groups, the COOM group content of said polymer being preferably 0.5 to 40 % by weight in terms of metal content.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.