Coating compositions and coatings produced therefrom with improved soiling resistance and (self-)cleaning properties and use thereof

US11597794B2 · kind B2 · utility

Assignee

• BASF COATINGS GMBH · DE

Inventors

• Christian Weiher · Munster, DE
• Berthold Austrup · Selm, DE
• Andreas Janssen · Kohlenbissen, DE

Key dates

• Filing date: May 18, 2017
• Grant date: Mar 7, 2023
• Expiry date: Jun 28, 2040

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L2312/08
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Coating compositions and coatings with improved soiling resistance and (self-)cleaning properties are disclosed. The coating compositions and coatings may be nonaqueous coating compositions and may include at least one hydroxyl group-containing compound, at least one isocyanate group-containing compound having free or blocked isocyanate and silane groups, at least one catalyst for the crosslinking of the silane groups, and at least one alkoxysilyl-functional siloxane.