Essentially colorless, transparent polyimide coatings and films
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United States of America Patent
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May 15, 2001
Grant Date -
N/A
app pub date -
Jan 14, 2000
filing date -
Jan 19, 1999
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Abstract
Essentially colorless, transparent polyimide coatings and films prepared by combining aromatic dianhydrides with para-substituted aromatic diamines are provided. The polyimide coatings and films are produced by a process whereby the dianhydride and diamine monomer components are reacted at temperatures of greater than 80.degree. C.
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