Method for producing expandable granulates containing polylactic acid

US10253150B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Andreas Füssl · Heidelberg, DE
• Bangaru Sampath · Ludwigshafen am Rhein, DE
• Maximilian Hofmann · Mannheim, DE
• Ingo Bellin · Ludwigshafen am Rhein, DE
• Sameer Nalawade · Mannheim, DE
• Klaus Hahn · Lampertheim, DE
• Andreas Künkel · Neustadt, DE
• Robert Loos · Ludwigshafen, DE

Key dates

• Filing date: Nov 11, 2015
• Grant date: Apr 9, 2019
• Expiry date: Aug 21, 2036

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C08L67/02
• WIPO field: Other special machines
• WIPO sector: Mechanical engineering

Abstract

The invention relates to a process for producing expandable pelletized material which comprises polylactic acid which comprises the following steps: The invention further relates to expandable pelletized material which comprises polylactic acid and which is obtainable by said process.