Antifouling paint composition comprising rosin and enzyme
OwnerKnud Allermann, Ib Schneiderinventors
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Abstract
An antifouling paint composition comprising an enzyme, such as endopeptidase, Subtilisin (EC 3.4.21.62) and Alcalase®, and a rosin compound, wherein the enzyme is effective to reduce or prevent fouling by aquatic organisms of a surface coated with the composition. Also disclosed is a method for preventing fouling of a surface by aquatic organisms.
Claims40
An antifouling paint composition which comprises at least one proteolytically active enzyme and at least one rosin compound, wherein the at least one proteolytically active enzyme is present in an effective amount to reduce or prevent fouling of a surface coated with said composition.
An antifouling paint composition which comprises at least one subtilisin (EC3.4.21.62), said subtilisin having the following characteristica:
- (i) optimum activity at a pH in the range of about 7-10, and (ii) optimum activity at a temperature in the range of about 55-65° C.
Use of subtilisin (EC 3.4.21.62) in an antifouling paint composition said subtilisin having the following characteristics:
- (i) optimum activity at pH in the range of about 7-10, and (ii) optimum activity at a temperature in the range of about 55-65° C.
Dependencies are inferred from the claim text.