Patent Number: 8,303,872

Title: Ethylene urea displaying lasting powder flow

Abstract: The present invention relates to a process for preparing ethylene urea in solid form, in which a water-comprising product melt of ethylene urea is cooled on a breaking-up apparatus and the water content of the solid obtained is from 5 to 15% by weight. Furthermore, the invention relates to ethylene urea as solid prepared by a process according to the invention, wherein the water content of the solid is from 5 to 15% by weight and the solid displays lasting powder flow.

Inventors: Szafranski; Henry (Mannheim, DE), Werland; Stefanie (Mannheim, DE), Raatz; Peter (Ludwigshafen, DE), Simon; Joachim (Ludwigshafen, DE)

Assignee: BASF SE

International Classification: B29B 9/00 (20060101); C07D 233/34 (20060101)

Expiration Date: 2021-11-06 0:00:00