Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Ethylenically unsaturated reactant admixed with a preformed...
Patent
1978-06-22
1980-02-05
Hamrock, William F.
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Ethylenically unsaturated reactant admixed with a preformed...
526904, 528212, 528217, 525332, 525334, 525360, 525 4, C08F 842
Patent
active
041873610
ABSTRACT:
A novel method is disclosed for the preparation of polyphenylene oxides by the oxidative coupling of phenolic monomers which is based on the use of a manganese-vinyl resin complex as a catalyst.
REFERENCES:
patent: 3787361 (1974-01-01), Nakashio et al.
patent: 3956242 (1976-05-01), Olander
patent: 3962181 (1976-06-01), Sakouchi et al.
patent: 3965069 (1976-06-01), Olander
patent: 4075174 (1978-02-01), Olander
patent: 4083828 (1978-04-01), Olander
Banucci Eugene G.
Olander Walter K.
General Electric Company
Hamrock William F.
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