Patents

Personal Care Article With Substrate Surface Topography For Evoking A Neurosensory Skin Response

January 7, 2013

U.S. Patent No.: 8,221,370 B2 

Inventor(s): Jason C. Cohen, Appleton, WI, U.S.; and David W. Koenig, Menasha, WI, U.S.

Company: Kimberly-Clark Worldwide, Inc., Neenah, WI, U.S.

Issued: 7/17/12

Description
A personal care article for contact with human skin upon movement of the article over the skin at a movement speed of the article relative to the skin, said article comprising: a non-woven substrate having a longitudinal direction, a transverse direction and at least one skin-contact surface; a plurality of surface features disposed on the at least one skin-contact surface in a sinusoidal wave-form along at least one of the longitudinal direction and the transverse direction of the substrate, the surface features having a uniform height that generally defines an amplitude of the sinusoidal wave-form, said height being in the range of about 0.1 microns to about 30 microns, said surface features being spaced from each other a spatial distance, said spatial distance being at least in part a function of the movement speed at which the article is to be moved relative to the skin while in contact therewith.
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