Functional regenerated viscose fiber
US11306416B2 · kind B2 · utility
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Key dates
| Filing date | Nov 14, 2016 |
| Grant date | Apr 19, 2022 |
| Priority date | — |
| Expiry date | Aug 28, 2037 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H5/148
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
A functional regenerated cellulose fiber includes a graphene structure and non-carbon non-oxygen elements. The non-carbon non-oxygen elements includes elements of Fe, Si, and Al. The elements of Fe, Si, and Al account for 0.018 wt % to 0.8 wt % of the regenerated cellulose fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.