Flame retardant polyamide fiber and carpet
US4778704A · kind A · utility
12Cited by
4References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 2, 1987 |
| Grant date | Oct 18, 1988 |
| Priority date | — |
| Expiry date | Sep 2, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/23993
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A flame retardant polyamide is prepared and used to make a flame retardant carpet. The polyamide fiber has incorporated therein 0.01 to 2.9 weight percent zinc, 0.002 to 0.58 weight percent molybdenum, and 0.05 to 1.3 weight percent chlorine, and is made from a masterbatch containing 1 to 20 percent of the polyamide in the extruded fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.