反应详情

The other developer was the leuco indoaniline dye ##STR23## prepared from the reduction of the dye with ascorbic acid in alcohol. 0.72 g of the indoaniline dye ##STR24## was dissolved in 36 ml of ethanol and 0.432 g of ascorbic acid was added. This solution was added to the polymer premix solution after the color change from blue to brown.

1. additionThis solution was added to the polymer
2. additionpremix solution after the color change from blue to brown