Use of polyhydroxyalkanoates as additives in coating compositions

US10590289B2 · kind B2 · utility

Assignee

• BYK-CHEMIE GMBH · DE

Inventors

• Marc Hans · Wesel, DE
• Wojciech Jaunky · Wesel, DE
• Albert Frank · Xanten, DE
• Petra Lenz · Willich, DE
• Hendrik Luttikhedde · Nousiainen, FI

Key dates

• Filing date: Jan 12, 2012
• Grant date: Mar 17, 2020
• Expiry date: May 25, 2035

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09D7/42
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

The present invention relates to the use of polyhydroxyalkanoates as additives in coating compositions and also to coating compositions comprising polyhydroxylalkanoates as matting agents. The present invention further relates to coatings produced with the coating composition of the invention, comprising polyhydroxyalkanoates, on a substrate.