Chemistry of carbon compounds – Miscellaneous organic carbon compounds
Patent
1976-02-09
1977-08-09
Jacobs, Lewis T.
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
260 324, 260 326R, 260 37PC, C08K 536
Patent
active
040410030
ABSTRACT:
The present invention is concerned with a process for molding thermoplastic, high molecular weight aromatic polycarbonates the improvement which comprises adding to the aromatic polycarbonate from about 0.001 to 1% by weight of a mold release agent selected from the group consisting of perfluoroalkanesulphonic acid amides, cyclimmonium salts of perfluoroalkanesulphonic acids and ammonium salts of perfluoroalkanesulphonic acids.
REFERENCES:
patent: 3775367 (1973-11-01), Nouvertne
patent: 3836499 (1974-09-01), Schirmer et al.
Adelmann Siegfried
Margotte Dieter
Meussdoerffer Johann Nikolaus
Niederprum Hans
Nouvertne Werner
Bayer Aktiengesellschaft
Colen Frederick H.
Harsh Gene
Jacobs Lewis T.
Pope Lawrence S.
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