Manufacture of cellulosic particles
US6503371B1 · kind B1 · utility
2Cited by
2References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2000 |
| Grant date | Jan 7, 2003 |
| Priority date | — |
| Expiry date | Aug 4, 2020 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F2/06
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
Cellulosic fibrids can be made by mixing together under turbulent conditions viscose and a coagulating and regenerating liquor so as to form a suspension of soft macroscopic cellulosic particles in a spent liquor, collecting the particles, and comminuting them to form the fibrids.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.