A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL, CUTTING TOOL, ABRASION-RESISTANT TOOL, GRINDING TOOL, AND PRODUCTION METHOD OF CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL
PROBLEM TO BE SOLVED: To provide a cubic boron nitride polycrystalline material having excellent toughness.SOLUTION: The cubic boron nitride polycrystalline material comprises: particulate cubic boron nitride in a granular state having a maximum particle diameter of 100 nm or less and an average particle diameter of 70 nm or less; and at least one of planar cubic boron nitride in a planar state having an average major diameter of 50 nm or more and 10000 nm or less and coarse particulate cubic boron nitride in a granular state having a minimum particle diameter of more than 100 nm and an average particle diameter of 1000 nm or less.SELECTED DRAWING: None
【課題】優れた靱性を有する立方晶窒化ホウ素多結晶体を提供することを目的とする。【解決手段】粒状であって最大粒径が１００ｎｍ以下であり、かつ平均粒径が７０ｎｍ以下の微粒の立方晶窒化ホウ素と、板状であって平均長径が５０ｎｍ以上１００００ｎｍ以下の板状の立方晶窒化ホウ素、および、粒状であって最小粒径が１００ｎｍを超え、かつ平均粒径が１０００ｎｍ以下の粗粒の立方晶窒化ホウ素の少なくとも一方と、を含む立方晶窒化ホウ素多結晶体である。【選択図】なし
CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL, CUTTING TOOL, ABRASION-RESISTANT TOOL, GRINDING TOOL, AND PRODUCTION METHOD OF CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL
PROBLEM TO BE SOLVED: To provide a cubic boron nitride polycrystalline material having excellent toughness.SOLUTION: The cubic boron nitride polycrystalline material comprises: particulate cubic boron nitride in a granular state having a maximum particle diameter of 100 nm or less and an average particle diameter of 70 nm or less; and at least one of planar cubic boron nitride in a planar state having an average major diameter of 50 nm or more and 10000 nm or less and coarse particulate cubic boron nitride in a granular state having a minimum particle diameter of more than 100 nm and an average particle diameter of 1000 nm or less.SELECTED DRAWING: None
【課題】優れた靱性を有する立方晶窒化ホウ素多結晶体を提供することを目的とする。【解決手段】粒状であって最大粒径が１００ｎｍ以下であり、かつ平均粒径が７０ｎｍ以下の微粒の立方晶窒化ホウ素と、板状であって平均長径が５０ｎｍ以上１００００ｎｍ以下の板状の立方晶窒化ホウ素、および、粒状であって最小粒径が１００ｎｍを超え、かつ平均粒径が１０００ｎｍ以下の粗粒の立方晶窒化ホウ素の少なくとも一方と、を含む立方晶窒化ホウ素多結晶体である。【選択図】なし
CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL, CUTTING TOOL, ABRASION-RESISTANT TOOL, GRINDING TOOL, AND PRODUCTION METHOD OF CUBIC BORON NITRIDE POLYCRYSTALLINE MATERIAL
立方晶窒化ホウ素多結晶体、切削工具、耐摩工具、研削工具、および立方晶窒化ホウ素多結晶体の製造方法
ISHIDA TAKESHI (author) / YAMAMOTO KAZUKO (author) / SUMIYA HITOSHI (author)
2016-08-08
Patent
Electronic Resource
Japanese
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