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US 6,284,356 B1Granted
Aluminum oxide-coated tool member
AssigneeToshiba Tungaloy Co., Ltd.
InventorSeiji Kiriyama
Life of this patent
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AssigneeToshiba Tungaloy Co., Ltd.
InventorSeiji Kiriyama
Estimating the term…
Disclosed is an aluminum oxide coated tool member which comprises a substrate, an intermediate layer containing elements of Al, Ti, O and C provided on the substrate and an outer layer adjacent to the intermediate layer, wherein the outer layer comprises Al2O3, and the intermediate layer comprises at least one layer selected from the group consisting of a single-phase layer of a composite carboxide containing Ti and Al, and a complex-phase layer in which at least two selected from the group consisting of TiC, TiN, Ti(C,N), Ti(C,O), Ti(N,O), Ti(C,N,O), Al2O3, AlN, Al(O,N), Al(O,C), Al(O,N,C), a composite nitride containing Ti and Al, a composite oxide containing Ti and Al, a composite carboxide containing Ti and Al, a composite nitroxide containing Ti and Al, and a composite carbonitroxide containing Ti and Al are dispersed.
An aluminum oxide coated tool member which comprises a substrate, an intermediate layer containing aluminum, titanium, oxygen and carbon as essential elements and which is provided on the substrate and an outer layer disposed over said intermediate layer, wherein
An aluminum oxide coated tool member which includes a substrate, an outer layer of aluminum oxide, and, an intermediate layer interposed between the substrate and the outer layer, the intermediate layer containing aluminum, titanium, oxygen and carbon as essential elements and comprising:
An aluminum oxide coated tool member which includes a substrate, an outer layer of aluminum oxide, and, an intermediate layer interposed between the substrate and the outer layer, the intermediate layer containing aluminum, titanium, oxygen and carbon as essential elements and comprising:
Dependencies are inferred from the claim text.