Dewatering in paper making process
US11414818B2 · kind B2 · utility
0Cited by
125References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 2019 |
| Grant date | Aug 16, 2022 |
| Priority date | — |
| Expiry date | Jul 26, 2039 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H11/20
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides compositions comprising cellulose fibers and cellulose ester fibers and wet laid articles made from the compositions, as well as wet laid processes to produce these compositions. More specifically, the present invention provided compositions comprising cellulose fibers and cellulose acetate fibers and wet laid articles made from these compositions as well as wet laid processes to produce these compositions. The present invention also relates to developing a composition, process, wet laid product, or articles exhibiting any one of many desired benefits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.