Patent No. US 7,417,019 B2
Henkel of Germany has been awarded a U.S. patent for a hollow body with a compartment, containing a portion of a washing, cleaning or rinsing agent. The detergent portion is comprised of at least one detersive formulation and at least one dimensionally stable self-supporting hollow body forming an enclosure that exists prior to being filled with one or more detersive formulations, does not melt below 63°C, and wholly or partially surrounds the detersive formulation. It also comprises at least two compartments that are delimited from one another by walls, wherein the enclosure further comprises an unpressed material that disintegrates under laundering, cleaning, or washing conditions and that gives the hollow body dimensional stability and wherein only one of the at least two compartments comprises bleach, thereby controlling the activity of the bleach in the detersive formulation comprising the detergent portion.