Leukotriphenylmethane dye as a bluing agent in laundry care compositions

摘要

This application describes a laundry care composition containing a shading leuco dye and its use in washing fabric articles. These types of shading leuco dyes are provided in a stable, sexual, substantially colorless state, and then have certain physical or chemical changes such as exposure to oxygen, addition of ions, exposure to light, etc. Can change to a rich colored state upon exposure to. A laundry care composition containing a shading leuco dye enhances or is desirable for the apparent or visually perceived whiteness of fabric articles that have been washed with or otherwise treated with the laundry care composition. Designed to give a shade of.