Process for preparing polyphenylene oxides

Details Process for preparing polyphenylene oxides Process for preparing polyphenylene oxides

1975-12-09

1978-01-10

Lee, Lester L.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08G 6544

Patent

active

040678512

ABSTRACT:
Polyphenylene oxides, self-condensation products of phenols, are prepared with a high yield through oxidative coupling by employing a catalyst system with higher activity, which comprises a copper compound, iodine or an iodine-containing compound and a primary amine.

REFERENCES:
patent: 3306874 (1967-02-01), Hay
patent: 3306875 (1967-02-01), Hay
patent: 3365422 (1968-01-01), Van Dort
patent: 3384619 (1968-05-01), Hori et al.
patent: 3787358 (1974-01-01), Nishiolea et al.

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