Non-dusting copper pyrithione dispersion
US6627665B2 · kind B2 · utility
5Cited by
15References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2001 |
| Grant date | Sep 30, 2003 |
| Priority date | — |
| Expiry date | Sep 28, 2021 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01N59/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to a non-dusting copper pyrithione dispersion, comprising an admixture of: from about 20 to about 99 wt % of copper pyrithione; from about 0.05 to about 30 wt % of a dust-inhibiting agent selected from the group consisting of surfactants, polymer resins, binders, and combinations thereof; and from about 0.05 wt. % to about 80 wt % of a dispersant; wherein all weight percents are based on the total weight of the dispersion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.