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US 4,593,055 AGranted
Erodible ship-bottom paints for control of marine fouling
AssigneeM&T Chemicals Inc.
InventorsMelvin H. Gitlitz, Howard H. Leiner
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Abstract
A film-forming, water insoluble seawater erodible antifouling paint is described which is characterized by including a hydrolyzable organosilyl acrylate copolymer therein.
Claims19
A antifouling paint for protecting marine surfaces, comprising in combination:
- (a) toxicant and
- (b) a film forming water insoluble, seawater erodible organotin free copolymer binder having recurring groups represented by the formula ##STR5## wherein X is H or CH.sub.3 ;
- R is a substantially non-bioactive, organosilyl moiety, and B is the residue of an ethylenically unsaturated monomer.
A substantially organotin free, water insoluble, seawater erodible film forming copolymer, said copolymer having recurring groups represented by the formula ##STR6## wherein B is the residue of an ethylenically unsaturated monomer,
- X is H or CH.sub.3, and
- R is an organosilyl moiety.
Dependencies are inferred from the claim text.