Process for preparing modified-polyphenylene ether
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United States of America Patent
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Jul 26, 1994
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N/A
app pub date -
Feb 10, 1993
filing date -
Apr 10, 1990
priority date (Note) -
Expired
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Abstract
Disclosed are processes for preparing a process for preparing a modified polyphenylene ether which comprises reacting any one of a borane compound having at least one boronhydrogen bond, an .alpha.,.beta.-unsaturated carbonyl compound or a mercaptane having a carbonyl group, a hydroxyl group or an alkoxysilyl group with a polyphenylene ether having a carbon-carbon unsaturated bond in a substituent, and optionally oxidizing the resulting borane-modified PPE under alkaline conditions.
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