Method for preparing polyphenylene ethers

Details Method for preparing polyphenylene ethers Method for preparing polyphenylene ethers

1973-12-26

1978-06-27

Anderson, Harold D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C08G 6544

Patent

active

040974588

ABSTRACT:
An improved process is disclosed for preparing polyphenylene ethers in which a complexing agent selected from the group consisting of biguanide, di-o-tolylbiguanide, dicyanodiamide, and L-Arginine is employed to terminate the oxidative coupling reaction and facilitate the recovery of the polymer.

REFERENCES:
patent: 3306875 (1967-02-01), Hay
patent: 3838102 (1974-09-01), Bennett et al.
Chem. Abstr. 7th Coll. Ind., Oct. 1969, (pp. 2148S, 3532S-3533S & 10,542S).
Chem. Abstr., 8th Coll. Ind., Mar. 1973, (pp. 2909S, 4864S-4865S & 14,334S).

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