Transparent composition

US12152138B2 · kind B2 · utility

Assignee

• Evonik Operations GmbH · DE

Inventors

• Kathrin Lehmann · Leverkusen, DE
• Sebastian Hessner · Essen, DE
• Angela Nawracala · Bensberg, DE
• Sadik Amajjahe · Düsseldorf, DE
• Stefan Busch · Mülheim an der Ruhr, DE

Key dates

• Filing date: Aug 3, 2020
• Grant date: Nov 26, 2024
• Expiry date: Feb 8, 2042

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L33/12
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Compositions contain a poly(alkyl)(meth)acrylate matrix material and at least one additive, where the transparency is influenced to a minimal degree by the addition of the additive.