C - Chemistry – Metallurgy – 09 – D
Patent
C - Chemistry, Metallurgy
09
D
6/14.5
C09D 5/16 (2006.01)
Patent
CA 1190706
TITLE OF THE INVENTION Method of producing an algae growth-repellent underwater coating ABSTRACT OF THE DISCLOSURE A method of producing an algae growth-repellent underwater coating is to be such that it can be operated and performed without causing environmental pollution. For that purpose, there is added to an underwater paint or the like, a zinc-bearing additive comprising (CN)6-complex salts of hydrocyanic acid, in particular hexacyano iron(II) acid or hexacyano iron(III) acid. Zinc ferrocyanide and/or zinc ferricyanide is/are added to a colourless underwater paint, as a sole or additional pigment, in particular mixed with potassium ferrocyanide or ferricyanide or yellow soda or yellow calcium. - 2 -
430171
Gansloser Helmut
Nissenbaum Benjamin
Marks & Clerk
Nissenbaum Benjamin
LandOfFree
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