Method for making a shaped nonwoven
US10577722B2 · kind B2 · utility
34Cited by
28References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2018 |
| Grant date | Mar 3, 2020 |
| Priority date | — |
| Expiry date | Jun 27, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD10B2509/026
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A method for making nonwoven fabric. The nonwoven fabric can include three-dimensional features that define a microzone comprising a first region and a second region. The first and second regions can have a difference in values for an intensive property. The nonwoven further has a plurality of apertures, wherein at least a portion of the aperture abuts at least one of the first region and the second region of the microzone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.