Process for the preparation of polycarbonates having N-alkyl-per

Details Process for the preparation of polycarbonates having N-alkyl-per Process for the preparation of polycarbonates having N-alkyl-per

1983-06-21

1985-03-05

Anderson, Harold D.

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

Synthetic resins

From phenol, phenol ether, or inorganic phenolate

528196, 528198, C08G 6362

Patent

active

045032130

ABSTRACT:
The instant invention relates to a process for the preparation of linear aromatic polycarbonate resins by the known two-phase interfacial process and is directed to the use of perfluoroalkyl sulfonamides as chain stoppers in said process and is further directed to the polycarbonate resins obtainable by the process which resins are suitable in the preparation of thermoplastic molding compositions.

REFERENCES:
patent: 3026298 (1962-03-01), Lee et al.
patent: 3186961 (1965-06-01), Sears
patent: 3775367 (1973-11-01), Nouvertne
patent: 4007150 (1977-02-01), Adelmann et al.
patent: 4041003 (1977-08-01), Adelmann et al.
patent: 4188475 (1980-02-01), Margotte
patent: 4399271 (1983-08-01), Sanderson
patent: 4471104 (1984-09-01), Krishnan et al.
U.S. application Ser. No. 288,704, filed Jul. 30, 1981.

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