Treatment for substrates
US6734299B1 · kind B1 · utility
4Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1999 |
| Grant date | May 11, 2004 |
| Priority date | — |
| Expiry date | Sep 30, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D2111/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A water-soluble or water-dispersible material for deposition onto a substrate during a treatment process, the material comprising:(i) a deposition enhancing part having a polymeric backbone; and(ii) a benefit agent attached to the deposition enhancing part by a hydrolytically stable bond;The material undergoes during the treatment process, a chemical change which does not involve the hydrolytically stable bond and by which change the affinity of the material onto the substrate is increased.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.