Water soluble algin fibers and production thereof
US5474781A · kind A · utility
0Cited by
8References
17Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jan 22, 1991 |
| Grant date | Dec 12, 1995 |
| Priority date | — |
| Expiry date | Jan 22, 2011 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2300/406
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
There is disclosed water soluble algin fibers and such fibers which have antibiotics immobilized thereto. The water soluble algin fibers are produced by extruding an aqueous dope which contains water soluble algin therein into a large quantity of a hydrophilic organic nonsolvent exemplified by acetone. The water soluble algin fibers which have antibiotics immobilized thereto are produced in the same manner by using a dope containing antibiotics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.