Diamond coated body and method of its production

Details Diamond coated body and method of its production Diamond coated body and method of its production

1996-12-20

1999-01-12

Turner, Archene

Stock material or miscellaneous articles

Self-sustaining carbon mass or layer with impregnant or...

428156, 4283073, 4283077, 4283122, 4283128, 4283184, 4283186, 4283191, 428446, 428457, 428469, 428698, 428704, C30B 2904

Patent

active

058585397

ABSTRACT:
There is now provided a body coated with at least one diamond layer on a substrate of cemented carbide or cermets. The substrate is before the diamond coating process provided with spotwise occurring particles containing an element either being any of W, Ta, Ti, Mo Cr, V, Nb, Mg, Ca, Na, K or, preferably, any of B, Si, S, Al or P. These particles are dispersed at a density giving an average distance between two particles of 20 .mu.m or less, preferably 5 .mu.m or less.

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patent: 5164051 (1992-11-01), Komaki et al.
patent: 5391422 (1995-02-01), Omori et al.
patent: 5435815 (1995-07-01), Ikegaya et al.
English translation of JP62-202897.
Patent Abstracts of Japan, vol. 14, No. 261, C-725, abstract of JP A,2-73975 (Toshiba Tungaloy Co Ltd), 13 Mar. 1990.
Patent Abstracts of Japan, vol. 14, No. 522, C-778, abstract of JP A,2-217472 (Idemitsu Petrochem Co Ltd), 30 Aug. 1990.
I. Reineck, M.E. Sjostrand, J. Karner, M. Pedrazzini, "HCDCA Diamond-Coated Cutting Tools", Diamond and Related Materials 5, 1996, pp.819-824.
H. Liu and D.S. Dandy, "Studies on Nucleation Process in Diamond CVD: An Overview of Receipt Developments", Diamond and Related Materials 4, 1995, pp. 1173-1188.
B. Lux and R. haubner, "Nucleation and Growth of LowPressing Diamond", Diamond and Diamond-like Films and Coatings, ed. R.E. Clausing et al., 1991, Plenum Press, New Yor, pp. 579-609.

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