Nonwoven substrate for wearable articles
US11730640B2 · kind B2 · utility
0Cited by
7References
13Claims
0Family size
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Key dates
| Filing date | Aug 26, 2019 |
| Grant date | Aug 22, 2023 |
| Priority date | — |
| Expiry date | Jun 22, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61F2013/49063
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
Disclosed is a wearable article continuous in a longitudinal direction and a transverse direction comprising a body-facing surface and a garment-facing surface; wherein at least a portion of the garment-facing surface is a nonwoven substrate material made of fibers having a Roughness (standard deviation of the grayscale image) of at least about 16, preferably at least about 18, more preferably at least about 20; and a fiber diameter of no more than about 22 μm, preferably no more than about 17 μm, more preferably no more than about 15 μm, according to the measurements herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.