Increasing the self-polishing properties of antifouling paints
US6444732B1 · kind B1 · utility
1Cited by
2References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 2000 |
| Grant date | Sep 3, 2002 |
| Priority date | — |
| Expiry date | Oct 19, 2020 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09D5/1687
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Substituted 1,4,2-oxathiazines and their mono- and di-oxides, disclosed in WO-A-9505739, are used as additive to increase the self-polishing properties of antifouling paints.The additive is used in an amount of 0.5 to 9.9 wt. %, based on the total weight of the dry mass of the composition, preferably 1 to 8 wt. %, most preferably 2 to 4 wt. %. The preferred additive is 3-(3,4-dichlorophenyl)-5,6-dihydro-1,4,2-oxathiazine dioxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.