Triarylphosphine oxide derivatives containing fluorine substituent and preparing method thereof
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United States of America Patent
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Mar 11, 2003
Grant Date -
Jul 18, 2002
app pub date -
Jun 21, 2001
filing date -
Jan 15, 2001
priority date (Note) -
Expired
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Abstract
The present invention relates to fluorine-containing triarylphosphine oxide derivatives and preparing method thereof. Particularly, the present invention relates to both fluorine- and phosphine oxide-containing triarylphosphine oxide derivatives which can be utilized in preparing polyimides having excellent adhesion, fire retardancy and low dielectric constant as well as superior thermal stability and mechanical properties, and preparing method thereof.
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