Chemistry: electrical and wave energy – Processes and products
Patent
1989-08-29
1990-06-05
Niebling, John F.
Chemistry: electrical and wave energy
Processes and products
204 30, C23C 1818
Patent
active
049311476
ABSTRACT:
A method of manufacturing a metal matrix which is suitable for the production of synthetic resin information disks, in which a master disk consisting of a glass supporting plate (1) and a photoresist layer (2) comprising an information track is coated with an electroless Ni-layer (6) and an electrodeposited Ni-layer (7). A matrix having an excellent surface quality is obtained by a pre-treatment of the master disk with a detergent and an aminosilane.
REFERENCES:
patent: 3094430 (1963-06-01), Skwierinski
Legierse Petrus E. J.
van der Hoorn Gustaaf H. A.
Leader William T.
Niebling John F.
Spain Norman N.
U.S. Philips Corporation
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