Carpet underlayment of needled scrim and fibrous layer with moisture barrier
US4360554A · kind A · utility
32Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 1981 |
| Grant date | Nov 23, 1982 |
| Priority date | — |
| Expiry date | Jun 29, 2001 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/159
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The disclosure is of an improved textile construction, useful as underlayment for carpeting. The construction comprises high temperature resistant staple fibers needled to a scrim of interwoven, high-temperature resistant yarns. The needled fabric has one surface treated to bond the surface fibers in place and one moisture-impervious film surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.