Shaped nonwoven
US10888471B2 · kind B2 · utility
8Cited by
44References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2017 |
| Grant date | Jan 12, 2021 |
| Priority date | — |
| Expiry date | Nov 20, 2038 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01D5/30
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A nonwoven fabric. The nonwoven fabric can include a first surface and a second surface and a visually discernible pattern of three-dimensional features on one of the first or second surface. Each of the three-dimensional features can 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, wherein the intensive property is one or more of thickness, basis weight, or volumetric density, and wherein the first surface has a TS7 value of less than about 15 dB V2 rms.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.