Method for preparing polyphenylene oxide with copper (i)...

Details Method for preparing polyphenylene oxide with copper (i)... Method for preparing polyphenylene oxide with copper (i)...

C - Chemistry, Metallurgy

07

F

402/359, 260/429

C07F 1/08 (2006.01) C08G 65/40 (2006.01) C08G 65/44 (2006.01)

Patent

CA 1233476

METHOD FOR PREPARING POLYPHENYLENE OXIDE WITH COPPER(I) COMPLEX CATALYSTS ABSTRACT OF THE DISCLOSURE Methods for preparing copper(I)-diamine-phenoxide complexes within solution, such as the polymerization medium of polyphenylene oxides, are described which utilize a copper-diamine-halide complex, an alkali metal hydroxide and a monohydroxy aromatic compound to generate effective catalysts without the scrupulous exclusion of moisture and air.

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