Patent Number: 6,309,439

Title: Coated fertilizer granules

Abstract: The coated fertilizer granules are coated with a carboxyl-carrying ethylene copolymer in which the carboxyl groups may also be in the form of their salts, the carboxyl-carrying ethylene copolymer being composed of a) from 75 to 90% by weight of ethylene and b) from 10 to 25% by weight of an .alpha.-olefinically unsaturated C.sub.3 -C.sub.8 -alkanecarboxylic acid, and those coated fertilizer granules which contain an active ingredient for crop protection being excepted.

Inventors: von Locquenghien; Klaus Horchler (Limburgerhof, DE), Engelhardt; Karl (Sauerlach, DE), Kleinbach; Eberhard (Ludwigshafen, DE), Muller; Michael Wolfgang (Biblis, DE)

Assignee: K + S Aktiengesellschaft

International Classification: C05G 005/00 ()

Expiration Date: 10/30/2018