Dispersions of fluorescent whitening agents
US5976410A · kind A · utility
7Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 7, 1997 |
| Grant date | Nov 2, 1999 |
| Priority date | — |
| Expiry date | Oct 7, 2017 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD21H21/30
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
Disclosed are dispersions of fluorescent whitening agents which are suitable for the fluorescent whitening of coating compositions for coating paper or of fibre dispersions (paper pulps) in paper production.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.