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US 12,753,076 B2Granted
Boron nitride powder, method of manufacturing boron nitride powder, resin material, and method of manufacturing resin material
AssigneeJfe Steel Corporation
InventorsDaisuke Tahara, Hiroyuki Masuoka, Akira Matsuzaki
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Abstract
Provided is a boron nitride powder having excellent adhesion to a resin. The boron nitride powder has a hexagonal structure, has a carboxyl group present on a surface of the boron nitride powder, and has a molar ratio of carboxyl group to nitrogen atom of 0.001 or more on a surface of the boron nitride powder.
Claims8
A boron nitride powder, wherein
- the boron nitride powder has a hexagonal structure,
- a major axis length of particles of the boron nitride powder is 1 μm or more,
- the boron nitride powder has a carboxyl group present on a surface of the boron nitride powder, and
- the boron nitride powder has a molar ratio of carboxyl group to nitrogen atom of 0.001 or more on a surface of the boron nitride powder.
1 more element
Dependencies are inferred from the claim text.