Patent ID: 9394319
Filing Date: 2016-07-19
CPC Classification: C07F,C09B,C09D

Claim Text:
1. A process for making a colorant compound, the process comprising: reacting a phthalonitrile compound with a boron halide salt to form a boron subphthalocyanine chloride intermediate, the phthalonitrile compound including an oxygen or sulfur containing functional group substituted with a substituted or unsubstituted, linear, branched or cyclic, aliphatic or aromatic terminal hydrocarbyl group that is 8 or more carbon atoms in length, the hydrocarbyl group optionally containing one or more heteroatoms; and reacting the boron subphthalocyanine chloride intermediate with at least one oxygen containing compound selected from the group consisting of carboxylic acids and sulfonic acids to form a colorant compound that provides a magenta color, wherein the carboxylic acid has a formula: wherein R wherein R