COATED GRANULAR SUBSTANCE, METHOD FOR COATING A GRANULAR SUBSTANCE AND USE OF A BINDER FOR COATING A GRANULAR SUBSTANCE

The present invention relates to a coated granular substance, wherein the coating is obtained by curing a binder, wherein the binder comprises: one or more benzyl ether-type phenolic resins: an isocyanate formulation consisting of one or more isocyanate compounds having at least 2 isocyanate groups...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: PRIEBE, Christian, KLESING, Jan
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention relates to a coated granular substance, wherein the coating is obtained by curing a binder, wherein the binder comprises: one or more benzyl ether-type phenolic resins: an isocyanate formulation consisting of one or more isocyanate compounds having at least 2 isocyanate groups per molecule: wherein the binder is further characterized by one or both of the following features: a) the binder contains free phenol and free hydroxybenzyl alcohol, wherein at least about 1.2 parts by weight of free hydroxybenzyl alcohol per 1 part by weight of free phenol is contained in the binder: b) the binder contains free phenol and free saligenin (o-hydroxybenzyl alcohol), wherein at least about 1.1 parts by weight of free saligenin (o-hydroxy benzyl alcohol) per 1 part by weight of free phenol is contained in the binder: wherein the granular substance is selected from agrochemicals. Furthermore, the invention relates to a method for producing the coated granular substance and the use of the binder for coating a granular substance.