Process for stabilizing zinc pyrithione plus cuprous oxide in paint
US5137569A · kind A · utility
27Cited by
4References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 1991 |
| Grant date | Aug 11, 1992 |
| Priority date | — |
| Expiry date | Oct 10, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D5/1687
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention relates generally to paints and paint bases, and, more specifically to a process and composition for providing a stable gel-free dispersion of zinc pyrithione plus cuprous oxide biocide in paint. In accordance with the process of the present invention, the paint or paint base contains a metal salt of wood rosin in order to impart desired gelation-inhibition to the paint.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.