Rosin amine anti-fouling agents

US6972111B1 · kind B1 · utility

Assignees

• BAYER HEALTHCARE LLC · DE
• UNIVERSITÉ LIBRE DE BRUXELLES · BE
• NEDERLANDSE ORGANISATIE VOOR TOEGEPAST · NL
• Natuurweten-schappelijk Onderzoek & Sigma Coatings · NL

Inventors

• Franz Kunisch · Odenthal, DE
• Martin Kugler · Leichlingen, DE
• Jean-Claude Braekman · Sint-Genesius-Rode, BE
• Mark Plehiers · Brussels, BE
• Gabriele Ferrari · Den Helder, NL
• Marcel Vos · Huizen, NL

Key dates

• Filing date: Mar 10, 2000
• Grant date: Dec 6, 2005
• Expiry date: Mar 10, 2020

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C07C2603/26
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The invention relates to new and known compounds as well as methods for preventing the attachment of aquatic organisms to surfaces which are submerged for extensive periods of time in water. More particularly, this invention relates to the protection of submerged surfaces with new isonitrile, formamide, isocyanate and isothiocyanate anti-fouling agents.