Process of making high thermal bonding strength fiber
US5318735A · kind A · utility
35Cited by
51References
70Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 11, 1991 |
| Grant date | Jun 7, 1994 |
| Priority date | — |
| Expiry date | Apr 11, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/681
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Radial differential melt flow rate melt spun fiber, preparation thereof utilizing threadline oxidative chain scission degradation of hot fiber extruded from polyolefin polymer component(s) having a broad molecular weight distribution in conjunction with a delayed or slow quench step, and corresponding high strength nonwoven material obtained therefrom.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.