Processes for the preparation of mixed squaraine compositions
AssigneeXerox Corporation
InventorsPeter M. Kazmaier, Giuseppa Baranyi, Cheng-Kuo Hsiao, Richard A. Burt
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Abstract
An improved process for the preparation of mixed squaraine compositions which comprises reacting squaric acid, an aromatic amine, and a fluoroaniline, in the presence of an aliphatic alcohol, and an optional azeotropic substance. Also disclosed are mixed squaraine composition products of the following formulas: ##STR1##
Claims18
An improved process for the preparation of squaraine compositions which comprises reacting squaric acid, an aromatic amine, and a fluoroaniline, in the presence of an aliphatic alcohol, and an optional azeotropic substance.
An improved process for the preparation of squaraine compositions which comprises reacting squaric acid, an aromatic amine, and a fluoroaniline, of the following formulas, in the presence of an aliphatic alcohol ##STR7## wherein n is a number of from zero to 2.
A mixed squaraine composition comprised of components I, II, and III, ##STR8##
An improved process for the preparation of squaraine compositions which comprises reacting squaric acid, an aromatic amine, and a fluoroaniline, of the following formulas, in the presence of an aliphatic alcohol ##STR9## wherein the ratio of x to y is from about 10 to about 0.333.
Dependencies are inferred from the claim text.