The Procter & Gamble Company
Detergent compositions contained in a water-soluble film containing a leuco colorant

Last updated:

Abstract:

Detergent compositions comprising a water-soluble film and a leuco colorant. At least about 10% of the leuco colorant is incorporated into the water-soluble film. Methods of making such detergent compositions. A detergent composition including (a) at least one laundry care ingredient and (b) a leuco composition. The leuco composition has a first color state and a second color state and the mole ratio of second color state to first color state is from 2:98 to 5:95. Also disclosed are methods of determining the approximate functional age of a detergent composition comprising the steps of (a) providing a detergent composition that includes at least one laundry care ingredient and a leuco composition, (b) providing a functional age scale that includes a plurality of distinct colors that correspond to a unique functional age and (c) comparing the color of the detergent composition with the functional age scale.

Status:
Grant
Type:

Utility

Filling date:

14 Mar 2019

Issue date:

30 Jun 2020