Paper and nonwoven articles comprising synthetic microfiber binders
US9303357B2 · kind B2 · utility
36Cited by
457References
15Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 10, 2014 |
| Grant date | Apr 5, 2016 |
| Priority date | — |
| Expiry date | Apr 10, 2034 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H15/02
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A paper or nonwoven article is provided comprising a nonwoven web layer, wherein the nonwoven web layer comprises a plurality of fibers and a plurality of binder microfibers, wherein the binder microfibers comprise a water non-dispersible, synthetic polymer; wherein the binder microfibers have a length of less than 25 millimeters and a fineness of less than 0.5 d/f; and wherein the binder microfibers have a melting temperature that is less than the melting temperature of the fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.