Use of 4,5-dicyano-1-3-dithiole-2-one (or thione) as antimicrobial and marine antifouling agents
AssigneeThe Dow Chemical Company
InventorsRavi B. Shankar, Duane R. Romer, R. Garth Pews
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Abstract
Disclosed is the use of compositions employing a 4,5-dicyano-1,3-dithiole-2-one (or thione) compound corresponding to the formula: ##STR1## wherein Z is oxygen or sulfur as the active antimicrobial and marine antifouling agent.
Claims5
A paint composition useful in preventing the growth of marine organisms on a surface exposed to a marine environment in which marine organisms grow wherein said paint comprises an inert diluent and a vinyl resin binder, an epoxy binder or a polyurethane binder and a marine antifouling effective amount of a 4,5-dicyano-1,3-dithiole-2-one compound corresponding to the formula:
- ##STR5## wherein Z is oxygen or sulfur.
A method for preventing the growth of marine organisms on a surface exposed to a marine environment in which marine organisms grow comprising contacting said surface with a paint composition containing an inert diluent and a vinyl resin binder, an epoxy binder or a polyurethane binder and a marine antifouling effective amount of a 4,5-dicyano-1,3-dithiole-2-one or thione compound corresponding to the formula:
- ##STR6## wherein Z is oxygen or sulfur as the active material.
Dependencies are inferred from the claim text.