| 摘要 |
An improved electrophoretic migration imaging process is disclosed wherein the improvement comprises the use of electrically photosensitive particles containing a colorant having an absorption maximum greater than about 410 nm. and having the formula: <IMAGE> wherein n represents 0 or 1; m represents 1 or 2; Ar represents an aromatic group; Z represents the nonmetallic atoms to complete an aromatic group; and each of R1, R2, R3, R4 and R5 represents hydrogen, nitro, cyano, halogen, or one of various specified organo groups.
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