Colored polyimide molded article, and process for production thereof

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United States of America Patent

PATENT NO 9346927
SERIAL NO

13500771

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Abstract

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Disclosed is a process for production of a colored polyimide molded article including the steps of molding a polyamic acid solution composition containing a polyamic acid solution obtained from at least a tetracarboxylic acid component and a diamine component and a coloring precursor, or a polyimide solution composition containing a polyimide solution and a coloring precursor; and then thermally treating a molded product at 250° C. or higher.

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Patent Owner(s)

Patent OwnerAddress
UBE CORPORATION1978-96 OAZA KOGUSHI UBE-SHI YAMAGUCHI

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Matsuo, Makoto Chiba, JP 52 772
Ohya, Shyusei Chiba, JP 23 177

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