Thermoplastic polyamide particles

US11401382B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Martina Schoemer · Ludwigshafen, DE
• Jean-Pierre Berkan Lindner · Mannheim, DE
• Simon Kniesel · Weinheim, DE
• Juergen WIETHAN · Wyhlen, DE

Key dates

• Filing date: Apr 25, 2017
• Grant date: Aug 2, 2022
• Expiry date: Sep 9, 2039

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C11D2111/12
• WIPO field: Macromolecular chemistry, polymers
• WIPO sector: Chemistry

Abstract

Thermoplastic polyamide particles comprising at least one polyamide and at least one polymeric ionic compound comprising imidazolium groups (imidazolium compound), the thermoplastic polyamide particles having an ellipsoidal or approximately ellipsoidal shape with the largest diameter of 1 to 100 mm, preferably 2 to 10 mm, more preferably 3 to 8 mm.