Multilayer coating of a nitride-containing compound and method f

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4272481, 427250, 427405, 428213, 428215, 428216, 428220, 428457, 428698, 428699, 428938, B32B 702, B32B 1504

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050716930

ABSTRACT:
The invention relates to a multilayer coating of at least 2 layers of a nitride-containing compound, such as titanium nitride, in which at least one layer contains at least 2 atomic percent of nitrogen different than the nitrogen contained in an adjacent layer. The invention also relates to a method for producing the multilayer coating.

REFERENCES:
patent: 4497874 (1985-02-01), Hale
patent: 4554201 (1985-11-01), Andreev et al.
"Summary Abstract: Wear-Resistant Carbide-Boride Composite Coatings", H. Holleck, et al, 1985 American Vacuum Society, J. Vac. Sci. Technol. A 3 (6), Nov./Dec. 1985 pp. 2345-2347.
"Effect of Crystallographic Orientation on Erosion Characteristics of Arc Evaporation Titanium Nitride Coating" J. A. Sue et al, Surface and Coating Technology, 33(1987) pp. 169-181.
"Influence of Residual Compressive Stress on Erosion Behavior of Arc Evaporation Titanium Nitride Coating", J. A. Sue et al, Surface and Coatings Technology, 36(1988) pp. 695-705.
"Preparation and Behaviour of Wear-Resistant TiC/TiB.sub.2, TiN/TiB.sub.2 and TiC/TiN Coatings with High Amounts of Phase Boundaries", H. Holleck et al, Surface and Coatings Technology, 36(1988) pp. 707-714.
"New Results in d.c. Reactive Magnetron Deposition of TiN.sub.x Films", J. Musil et al, Thin Solid Films, 167(1988) pp. 107-119 Preparation and Characterization.

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