Polyphenylene ether containing reactive end groups, process...

Details Polyphenylene ether containing reactive end groups, process... Polyphenylene ether containing reactive end groups, process...

C - Chemistry, Metallurgy

08

G

C08G 65/48 (2006.01) C08G 65/38 (2006.01) C08L 69/00 (2006.01) C08L 71/12 (2006.01) C08L 77/00 (2006.01) C08L 67/00 (2006.01) C08L 71/00 (2006.01)

Patent

CA 2078962

CASE EC 4230 POLYPHENYLENE ETHER CONTAINING REACTIVE END GROUPS, PROCESS FOR PREPARING IT AND RELEVANT THERMOPLASTIC COMPOSITIONS." Abstract Polyphenylene ether containing ether end groups of formula: Image (I) wherein: R1 is a halogen atom, an alkyl radical, phenyl, alkyloxy or haloalkyloxy; R2 is hydrogen, a halogen atom, an alkyl radical, phenyl, alkyloxy or haloalkyloxy; X is oxygen or NR3; and AR is phenylene or an aromatic radical constituted by 2 or 3 condensed rings. The polyphenylene ether of formula (I) is prepared by reacting a salt of the polyphenylene ether with an aromatic nitro-derivative of formula: Image

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