Smoke containment curtain
US5607758A · kind A · utility
28Cited by
5References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 21, 1995 |
| Grant date | Mar 4, 1997 |
| Priority date | — |
| Expiry date | Jun 21, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/2992
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
Smoke containment curtains formed of flexible, smoke impermeable fabric formed of a fiberglass fabric substrate coated with a smoke impervious composition on at least one side. The coating includes a halide-free fire retardant incorporated into a halide-free acrylic or silicone resin. The resulting fabric has an LC.sub.50 of greater than 50 grams.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.