Coating processes – Electrical product produced – Integrated circuit – printed circuit – or circuit board
Patent
1974-12-20
1976-10-12
Newsome, John H.
Coating processes
Electrical product produced
Integrated circuit, printed circuit, or circuit board
427 44, 96 351, 96 362, B05D 306
Patent
active
039859150
ABSTRACT:
Very sensitive electron beam positive resists have been obtained using films of nitrocellulose containing 10.5 to 12% nitrogen.
REFERENCES:
patent: 3535137 (1970-10-01), Haller et al.
Sherwood "Chem Abstracts" 63, 10110g 1965.
Osada et al. "Chem Abstracts" 64, 6881c 1966.
Gipstein Edward
Moreau Wayne M.
Need, III Omar U.
International Business Machines - Corporation
Newsome John H.
Walsh Joseph G.
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