Paper comprising microfilaments
US11649588B2 · kind B2 · utility
0Cited by
7References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 19, 2022 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Jul 19, 2042 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H15/08
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Paper with a grammage of 10-100 g/m2 including at least 20 wt. % of microfilaments and at least 20 wt. % of a non-resinous binder, the microfilaments having an average filament length in the range of 2-25 mm and titer less than 1.3 dtex, the non-resinous binder comprising at least one of fibrid or pulp. The paper shows high strength and other attractive properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.