Gas separation: apparatus – Magnetic separating means
Patent
1976-10-26
1978-02-28
Klein, David
Gas separation: apparatus
Magnetic separating means
204181R, 204180R, G03G 504, G03G 1600
Patent
active
040765270
ABSTRACT:
Photosensitive composition for use in photoelectrophoretic imaging systems. The particulate component of this composition includes vanadyl phthalocyanine pigment particles which have been treated with a phenazine-type dye and a mixture of polymeric materials consisting essentially of at least one polymer having structural units of the formula ##STR1## WHEREIN Z is a pendant group of the formula ##STR2## X is a substituent substantially incapable of withdrawing electrons from the electron rich pyridinyl moiety;
REFERENCES:
patent: 3382214 (1968-05-01), Haas
patent: 3825422 (1974-07-01), Gruber et al.
patent: 3953207 (1976-04-01), Horgan
patent: 3956524 (1976-05-01), Weigl
Crowe John E.
Goodrow John L.
Klein David
Palazzo Eugene O.
Ralabate James J.
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