sulfopolyester may be recovered and reused by processes such as evaporation and/or nanofiltration; final recovery of sulfopolyester may be achieved by further evaporation of water and/or salt precipitationUS7642208Dec 14, 2006Jan 5, 2010Kimberly-Clark Worldwide, Inc.Abrasion resistant material for use in various mediaUS7645353Dec 23, 2003Jan 12, 2010Kimberly-Clark Worldwide, Inc.Ultrasonically lam