Diamine condensation products in double layer photoconductive re

Details Diamine condensation products in double layer photoconductive re Diamine condensation products in double layer photoconductive re

1975-12-05

1977-06-07

Kimlin, Edward C.

Gas separation: apparatus

Magnetic separating means

96 16, 252501, G03G 506

Patent

active

040281027

ABSTRACT:
This invention relates to a compound of the formula ##STR1## wherein R is a phenylene or naphtylene group. The invention also relates to a process for making the novel compounds of the invention and also to an electrophotographic recording material employing the novel compounds of the invention.

REFERENCES:
patent: 3299065 (1967-01-01), Dien
patent: 3538095 (1970-11-01), Christmann et al.
Farbwerke Hoechst, Chem. Abstr., vol. 67, No. 109635v, (1967).

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