Composition for treating fibrous materials, based on cationic and anionic polymers
US4371517A · kind A · utility
48Cited by
10References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 12, 1979 |
| Grant date | Feb 1, 1983 |
| Priority date | — |
| Expiry date | Sep 12, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/594
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides compositions intended for the treatment of fibrous materials. These compositions contain at least one cationic polymer, at least one anionic polymer, at least one alkali metal salt and at least one non-ionic surface-active agent or surface-active agent which contains one or more carboxyl or carboxylate groups in addition to non-ionic groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.