Thermally-conductive plastic articles having light reflecting surfaces
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United States of America Patent
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Jun 26, 2007
Grant Date -
Dec 16, 2004
app pub date -
Jun 11, 2003
filing date -
Jun 11, 2003
priority date (Note) -
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Abstract
A thermally-conductive polymer composition suitable for making molded reflector articles having light-reflecting surfaces is provided. The composition comprises: a) about 20% to about 80% by weight of a base polymer matrix such as polycarbonate; and b) about 20% to about 80% by weight of a thermally-conductive carbon material such as graphite. The composition can be used to make reflector articles such as housings for automotive tail lamps, head lamps, and other lighting fixtures. A method for manufacturing reflector articles is also provided.
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