11.22.05
Patent No. US 6,764,988 B2: Kimberly-Clark Worldwide, Inc., Neen-ah, WI, patented a skin cleansing wet wipe comprising a fibrous sheet material and a cleansing solution capable of dislodging contaminants from skin. The cleansing solution consists of anionic particles with diameters of 0.1 to 10 micrometers which are derived from cellulose carbonate, carboxymethyl chitin, carboxymethyl chitosan, carboxymethyl curdlan, carboxymethyl al-pha-cyclodextrin, carboxymethyl beta-cyclodextrin, carboxymethyl dextran and carboxymethylcellulose.