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US 5,854,155 AGranted
Hexagonal system boron nitride powder
AssigneeDenki Kagaku Kogyo Kabushiki Kaisha
InventorsTakashi Kawasaki, Yukio Kuroda, Hiroshi Nishikawa, Hiroyuki Hara
Life of this patent
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Abstract
Melamine borate particles each consisting essentially of needle crystal primary particles of melamine borate (C.sub.3 N.sub.6 H.sub.6.2H.sub.3 BO.sub.3) which are aggregated to one another.
Claims6
Hexagonal system boron nitride particles each consisting essentially of scaly primary particles of hexagonal system boron nitride which are aggregated to one another without orientation.
Dependencies are inferred from the claim text.