Process for the isolation of thermoplastic polycarbonate from so

Details Process for the isolation of thermoplastic polycarbonate from so Process for the isolation of thermoplastic polycarbonate from so

1985-08-05

1986-12-23

Anderson, Harold D.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Treating polymer containing material or treating a solid...

528196, 528198, 528497, C08G 6362

Patent

active

046313389

ABSTRACT:
The present invention relates to the isolation of thermoplastic polycarbonates from their solutions by treating the organic solutions, obtained in the phase boundary processes, of the thermoplastic polycarbonates with vapors of benzene or alkylbenzenes.

REFERENCES:
patent: 3022271 (1962-02-01), Darr et al.
patent: 3112292 (1963-11-01), Bottenbruch et al.
patent: 3264262 (1966-08-01), Baker et al.
patent: 3264263 (1966-08-01), Baker et al.
patent: 3264264 (1966-08-01), Baker
patent: 3322724 (1967-05-01), Schnell et al.
patent: 3427370 (1969-02-01), Schnell et al.
patent: 3437638 (1969-04-01), Bottenruch et al.
patent: 3454526 (1969-07-01), Rellensmann et al.
patent: 3505273 (1970-04-01), Cleveland et al.
patent: 4184911 (1980-01-01), Koda et al.
patent: 4212967 (1980-07-01), Govoni et al.
H. Schnell, "Chemistry and Physics of Polycarbonates", 1964, Interscience Publishers, N.Y., London, Sydney, pp. 41-44.

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