Ultra resilient three-dimensional nonwoven fiber material and process for producing same

• Main Authors: ANDREW EDSEL HUNTOON, MARSHALL KENNETH BRYANT, PAMELA JEAN MAYBERRY, STANLEY MICHAEL GRYSKIEWICZ, ANN LOUISE MCCORMACK, FRANK ANDREW ROSCH III, GORDON ALLEN SHAW, MARK CHARLES JACOBS, DOUGLAS BRYAN COLE, JAMES ARTHUR DAVIS, GERALD LEWIS CLARK, WANDA WALTON JACKSON, SUSAN MARIE VANAGE, LESLIE WARREN COLLIER, SCOTT RICHARD LANGE, MARY GARVIE WEBER, RICHARD DANIEL PIKE, MARK GEORGE EVERSON
• Format: Patent
• Language: English
• Published: 24.11.1998
• Edition: 6
• Subjects: BANDAGES, DRESSINGS OR ABSORBENT PADS; BRAIDING; COTTON-WOOL; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF,TUBULAR STRUCTURES OF THE BODY, E.G. STENTS; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS,NON-WOVEN FABRICS; FILTERS IMPLANTABLE INTO BLOOD VESSELS; FIRST-AID KITS; FOMENTATION; HUMAN NECESSITIES; HYGIENE; KNITTING; LACE-MAKING; MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARYMATERIAL; MEDICAL OR VETERINARY SCIENCE; NON-WOVEN FABRICS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; PROSTHESES; TEXTILES; TREATMENT OR PROTECTION OF EYES OR EARS; TRIMMINGS; WADDING

A 3-dimension thermoformed bicomponent fiber nonwoven material comprising a lofty bicomponent material layer forming a plurality of peaks separated from one another by channels and having a basis weight in the range of about 0.5 to 7.0 ounces per square yard. The bicomponent material layer comprises a structural component and a heat activatable adhesive component suitable for thermoforming. Also disclosed are various configurations of this material suitable for use in absorbent personal care articles such as sanitary napkins, disposable diapers, incontinent-care pads and the like.