Preservative blends containing quaternary ammonium compounds
US7342044B2 · kind B2 · utility
5Cited by
8References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 28, 2002 |
| Grant date | Mar 11, 2008 |
| Priority date | — |
| Expiry date | Feb 28, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N33/12
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a biocidal composition comprising a synergistic mixture of certain quaternary ammonium biocides and one or more ketone acids, aromatic carboxylic acids, salts thereof, or mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.