Process for coating diamond-like carbon film and coated thin strip
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United States of America Patent
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Oct 3, 1995
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N/A
app pub date -
Feb 15, 1994
filing date -
Sep 25, 1990
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Abstract
A process for coating a substrate surface with a diamond-like carbon film, in which a starting material gas comprising a hydrocarbon compound is introduced into a Hall accelerator ion source with an inner pressure thereof reduced to 1.times.10.sup.-5 to 1.times.10.sup.-1 Torr, an ion beam in which 80% or more of the ion beams formed have an impinging energy in the range of 100 to 1500 eV is formed in the ion source, and irradiated onto a substrate comprising various kinds of materials in a vacuum chamber, to thereby coat the substrate surface with a diamond-like carbon film with a strong adhesion to an extent such that is can with stand practical application.
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