Colored thermoplastic resin compositions for laser welding, anthraquinone colorants therefor and molded product therfrom
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United States of America Patent
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May 11, 2010
Grant Date -
Jul 12, 2007
app pub date -
Jan 6, 2006
filing date -
Jan 6, 2006
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Abstract
Thermoplastic resin compositions suitable for laser welding are described in which black colorants are added. These colorants constitute amine salt of anthraquinone dyes. Additional dyes, coloring agents, and a variety of other materials may be added. These compositions demonstrate outstanding mechanical and chemical properties once laser-welded.
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