Stock material or miscellaneous articles – All metal or with adjacent metals – Composite; i.e. – plural – adjacent – spatially distinct metal...
Patent
1985-02-25
1986-09-09
O'Keefe, Veronica
Stock material or miscellaneous articles
All metal or with adjacent metals
Composite; i.e., plural, adjacent, spatially distinct metal...
428687, C03B 1100
Patent
active
046109331
ABSTRACT:
A master suitable for the manufacture of electroplated negative metal copies. The master comprises a preform which on at least one side has a layer of electroplated aluminum. The surface has a precisely machined profile and is coated with a titanium nitride layer.
REFERENCES:
patent: 4226082 (1980-10-01), Nishida
patent: 4257854 (1981-03-01), Daenen et al.
Aronson, A. J., et al., "Preparation of Titanium Nitride by a Pulsed D.C. Magnetron . . . " Thin Solid Films, vol. 72, pp. 535-540 (1980).
van de Berg, J. F. M. et al., "The Electrodeposition of Aluminium," Philips Technical Review, vol. 39, No. 314, pp. 87-91 (1980).
O'Keefe Veronica
Schechter Marc D.
U.S. Philips Corporation
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