Preparation of cellulose films or fibers from cellulose solutions
US4367191A · kind A · utility
17Cited by
5References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 25, 1981 |
| Grant date | Jan 4, 1983 |
| Priority date | — |
| Expiry date | Mar 25, 2001 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD01F2/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method of forming a cellulose fiber which comprises dissolving cellulose in a solvent comprising ammonia and a salt and subsequently forming a fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.