Self-crimping polyamide filaments
US4521484A · kind A · utility
17Cited by
14References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 7, 1984 |
| Grant date | Jun 4, 1985 |
| Priority date | — |
| Expiry date | Jun 7, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2973
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A crimpable nylon bicomponent filament have a poly(hexamethylene adipamide) sheath and an eccentrically located core of a terpolymer of hexamethylene adipamide, hexamethylene isophthalamide and hexamethylene terephthalamide units in defined proportions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.