Process for the ionic exchange of ionized starches and the ionized starches thus obtained
US5300150A · kind A · utility
1Cited by
11References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 10, 1991 |
| Grant date | Apr 5, 1994 |
| Priority date | — |
| Expiry date | Jul 10, 2011 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H17/29
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
The invention has as its object a process for the ionic exchange of ionised starches, consisting of washing the ionised starch which is in the form of a granular solid by means of a solution containing one or more exchange ions capable of replacing the counter-ions present on the starch.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.