Coating processes – Electrical product produced – Carbon coating
Patent
1997-11-19
1999-08-31
Turner, Archene
Coating processes
Electrical product produced
Carbon coating
427249, L23C 1600
Patent
active
059451556
ABSTRACT:
An amorphous fluorinated carbon film for use as a dielectric insulating layer in electrical devices is formed from a fluorinated cyclic hydrocarbon precursor. The precursor may be selected from the group consisting of hexafluorobenzene, 1,2-diethynyltetrafluorobenzene and 1,4-bis(trifluoromethyl) benzene. The film is deposited by a radiation or beam assisted deposition technique such as an ion beam assisted deposition method, a laser assisted deposition method, or a plasma assisted chemical vapor deposition method. The film is thermally stable in non-oxidizing environment at temperatures up to 400.degree. C. and has a low dielectric constant of less than 3.0. The film can be suitably used as an insulator for spacing apart conductors in an interconnect structure.
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patent: 5256483 (1993-10-01), Yamazaki et al.
patent: 5391409 (1995-02-01), Shibata et al.
patent: 5616372 (1997-04-01), Conley et al.
Grill Alfred
Patel Vishnubhai Vitthalbhai
International Business Machines - Corporation
Turner Archene
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