Boron nitride and process for preparing the same

The present invention provides a polycrystalline hexagonal boron nitride compound comprising fine crystals of the order of nanometers.The present invention also provides a hexagonal boron nitride characterized in that the boron nitride is 20 to 200 nm in mean particle size and comprises at least 80...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	FAUZI FAUSTINUS, TANI MASATO, SUZUE MASAYOSHI
Format:	Patent
Sprache:	eng
Schlagworte:	CHEMISTRY COMPOUNDS THEREOF INORGANIC CHEMISTRY LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM METALLURGY NON-METALLIC ELEMENTS PERFORMING OPERATIONS TRANSPORTING
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The present invention provides a polycrystalline hexagonal boron nitride compound comprising fine crystals of the order of nanometers.The present invention also provides a hexagonal boron nitride characterized in that the boron nitride is 20 to 200 nm in mean particle size and comprises at least 80 wt. % of particles having sizes in the range of the mean particle size ±30%.The present invention further provides a fine hexagonal boron nitride powder characterized in that the powder comprises particles in the form of circular disks or elliptical disks having a minor axis La, a major axis Lb and a thickness t which satisfy the following expressions