US PATENT SUBCLASS 430 / 58.75
.~.~.~.~.~.~ Triamine, or diamine containing

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

31  DF  ELECTRIC OR MAGNETIC IMAGERY, E.G., XEROGRAPHY, ELECTROGRAPHY, MAGNETOGRAPHY, ETC., PROCESS, COMPOSITION, OR PRODUCT {18}
56  DF  .~ Radiation-sensitive composition or product {10}
57.1  DF  .~.~ Having plural conductive layers {2}
58.05  DF  .~.~.~ Charge transport layer {8}
58.35  DF  .~.~.~.~ Organic nitrogen in charge transport layer {3}
58.65  DF  .~.~.~.~.~ Arylamine containing {3}
58.75.~.~.~.~.~.~ Triamine, or diamine containing {1}
58.8  DF  .~.~.~.~.~.~.~> 1,1 biphenyl 4,4 diamine (e.g., benzidine, etc.)

DEFINITION

Classification: 430/58.75

Triamine, or diamine containing:

(under subclass 58.65) Subject matter wherein the arylamine has two or three nitrogen, e.g., of the formula R 2N-R'-NR 2 wherein: R is an aromatic group R is hydrogen, or a carbon containing radical, etc.