Storage-stable fluorescent whitener formulations
US8163688B2 · kind B2 · utility
0Cited by
11References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 2, 2004 |
| Grant date | Apr 24, 2012 |
| Priority date | — |
| Expiry date | Apr 15, 2026 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06L4/664
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to a storage-stable fluorescent whitener formulation, comprising a compound of formula 1, a process for their preparation and their use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.