• US Patent No. 8,067,350 B2; Kimberly-Clark Worldwide, Inc., Neenah, WI, has been awarded a US patent for a cleansing composition. It consists of at least one surfactant; at least two thermochromic dyes wherein each dye undergoes a color change at a different temperature blended with the surfactant and water. It may also optionally contain a suspending agent, one sequestrant, emollient, a basic pH modifier, fragrance, antimicrobial agent and preservative.
The company has also been awarded US Patent No. 8,053,399 B2 for a foamable composition. It contains a foaming agent comprising a derivatized dimethicone, a surface tension adjusting agent, and a warming agent comprising glycerin. The surface tension adjusting agent and the warming agent are present in the composition such that they have a weight average surface tension from about 15 mN/m to about 50 mN/m.
The composition contains substantially no water, according to the patent literature.