| abstract |
The invention discloses a polymerizable azo dye compound. The polymerizable azo dye compound is shown in Formula 1. The preparation method comprises the following steps: in a non-alcoholic organic solvent, under the action of an organic base, the compound 4 and the compound 5 are subjected to an esterification reaction. The structure of the azo dye compound of the invention is simple, and the reaction conditions of the preparation method are mild, and the raw materials are easy to obtain. Due to its polymerizable reaction characteristic, the polymer has better persistence. |