Low-density, non-woven structures and methods of making the same
Patent 7562427 Issued on July 21, 2009. Estimated Expiration Date: 
July 25, 2025. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
July 25, 2025. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2862251 3333315 3486168 3493462 3762188 3873255 3917785 Heavy-weight nonwoven fabric of hydraulically-entangled fibers Method for producing patterned non-woven fabric Hydroentangled elastic and nonelastic filaments InventorAssigneeApplicationNo. 11188453 filed on 07/25/2005US Classes:28/167By fluid contactExaminersPrimary: Vanatta, Amy BForeign Patent References
International ClassD04H 1/46AbstractProvided are fibrous, non-woven structures having a drapeability of greater than about 4 gsm/g and a density less than about 0.08 g/cc, personal care articles comprising such structures, and methods of making such structures including methods comprising: stabilizing a thin layer of non-woven fibers into a stabilized web; supporting the stabilized web on an elastomeric support member; moving the support member and stabilized web thereon in a machine direction; and contacting the supported stabilized web with a stream of liquid.Field of SearchBy fluid jet needling or perforatingThrough backing and support members To form perforations By fluid contact Coating or dyeing Running lenghts Combined liquid and gas or vapor FLUID TREATMENT (MANIPULATIVE) Confined areas Intermittent length Pulp or fibers (in bulk) Liquid applying Needle injectors Tricklers and sprinklers Reel type | |
