Brightening compositions
US4147648A · kind A · utility
5Cited by
1References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 1977 |
| Grant date | Apr 3, 1979 |
| Priority date | — |
| Expiry date | Jun 27, 1997 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06L4/65
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A brightening composition consisting of a mixture of brighteners and 0 to 99.995% by weight of a commercially available washing agent, said mixture containing at least two brighteners of the formula ##STR1## in which A and B independently of one another denote a radical of the formula ##STR2## in which M represents hydrogen or an ammonium, alkaline earth metal, amine salt or alkali metal ion, as well as a process for brightening organic textiles are disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.