Synthesis and characterization of poly(e
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Mingzhong Cai; Meihua Zhu; Yikai Yu
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Article
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2009
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John Wiley and Sons
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English
β 130 KB
π 1 views
## Abstract 2,6βBis(Ξ²βnaphthoxy)benzonitrile (BNOBN) was synthesized by reaction of Ξ²βnaphthol with 2,6βdifluorobenzonitrile in __N__βmethylβ2βpyrrolidone (NMP) in the presence of KOH and K~2~CO~3~. Poly(ether ketone ether ketone ketone)(PEKEKK) /poly(ether ether ketone ketone) (PEEKK) copolymers c