Method of treating nonwoven fabrics with non-ionic fluoropolymers
US7811949B2 · kind B2 · utility
18Cited by
75References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 25, 2003 |
| Grant date | Oct 12, 2010 |
| Priority date | — |
| Expiry date | Nov 3, 2025 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T442/66
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a method of treating a nonwoven fabric to improve alcohol repellency that includes contacting a nonwoven fabric with an aqueous treatment solution that includes a non-ionic fluoropolymer and essentially no antistatic agent or less than 0.05 weight percent by weight of an antistatic agent. The present invention also provides a nonwoven fabric with improved alcohol repellency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.