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US6620485: Stable web having enhanced extensibility and method for making the same

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Filing Information

Inventor(s) Douglas Herrin Benson · John Joseph Curro ·
Assignee(s) The Procter & Gamble Company ·
Attorney/Agent(s) Douglas W. McArthur · Ian S. Robinsox · Roddy M. Bullock ·
Primary Examiner Nasser Ahmad ·
Application Number US8916055
Filing date 08/21/1997
Issue date 09/16/2003
Predicted expiration date 08/21/2017
U.S. Classifications 428/156  · 428/903  · 428/154  · 428/349  · 428/354  · 428/153  · 604/358  · 604/378  · 604/385.1  · 428/152  ·
International Classifications --
Kind CodeB1
International Classifications 428152 · 428153 · 428154 · 428156 · 428903 · 428349 · 428354 · 604358 · 604378 · 6043851 ·
1 Claims, 5 Drawings


Abstract

The present invention provides a stable material having enhanced extensibility and a method for making the same. A tensioning force is applied to a neckable material to neck the material. The necked material is then subjected to mechanical stabilization to provide a stabilized extensible necked material. The stabilized extensible necked material is easily extended in a direction parallel to the direction necking.

Independent Claims | See all claims (1)

  1. 1. A stabilized extensible necked nonwoven web comprising a neckable material and having a pattern of stabilizing embossments as a result of being subjected to incremental stretching while the nonwoven web is in a necked condition wherein said stretching permanently stretches said material to form said embossments said embossments running across the entire width of said nonwoven web, said nonwoven web exhibiting an extensibility of at least 100 percent at a force of no more than 100 grams and where the pattern of stabilizing embossments consists of a pattern of continuous compressed zones throughout the entire web.

References Cited

U.S. Patent Documents

Document NumberAssigneesInventorsIssue/Pub Date
US4041951 The Procter & Gamble Company Sanford Aug 1977
US4127637* Scott Paper Co. Pietreniak Nov 1978
US4153664* SABEE REINHARDT N Sabee May 1979
US4720415 Kimberly-Clark Corporation Vander Wielen et al. Jan 1988
US4965122* Kimberly-Clark Corporation Morman Oct 1990
US4981747 Kimberly-Clark Corporation Morman Jan 1991
US5198057 Fiberweb North America, Inc. Newkirk et al. Mar 1993
US5226992* Kimberly-Clark Corporation Morman Jul 1993
US5244482* The University of Tennessee Research Corporation Hassenboehler, Jr. Sep 1993
US5336457 Clopay Plastic Products Company, Inc. Wu et al. Aug 1994
US5691035* The Procter & Gamble Company Chappell et al. Nov 1997
US5914084* The Procter & Gamble Company Benson et al. Jun 1999

Foreign Patent Documents

Document NumberAssigneesInventorsIssue/Pub Date
EP0301810MINNESOTA MINING AND MANUFACTURING COMPANYFeb 1989
GB1211602PROCTER & GAMBLENov 1968
* cited by examiner

Referenced By

Document NumberAssigneeInventorsIssue/Pub Date
US7410683 The Procter & Gamble Company John Joseph Curro et al. Aug 2008
US7507459 The Procter & Gamble Company Robert Haines Turner et al. Mar 2009
USD549967 Kristina M. Wing Kristina M. Wing Sep 2007
US7270861 The Procter & Gamble Company Shaun Thomas Broering et al. Sep 2007
US7138024 Nordenia Deutschland Gronau GmbH Markus Hamulski Nov 2006
US7192499 Hills, Inc. Arthur Talley, Jr. Mar 2007
US7553532 The Procter & Gamble Company Robert Haines Turner et al. Jun 2009
US7910195 The Procter & Gamble Company John Lee Hammons et al. Mar 2011
US7670665 The Procter & Gamble Company Jody Lynn Hoying et al. Mar 2010
US7682686 The Procter & Gamble Company John Joseph Curro et al. Mar 2010
US7718243 The Procter & Gamble Company John Joseph Curro et al. May 2010
US7732657 The Procter & Gamble Company John Lee Hammons et al. Jun 2010
USD618919 The Procter & Gamble Company Vincenzo Catalfamo et al. Jul 2010
US7785690 The Procter & Gamble Company Robert Haines Turner et al. Aug 2010
US7829173 The Procter & Gamble Company Robert Haines Turner et al. Nov 2010
US7838099 The Procter & Gamble Company John Joseph Curro et al. Nov 2010
US7935207 Procter and Gamble Company Jean Jianqun Zhao et al. May 2011
US8021591 The Procter & Gamble Company John Joseph Curro et al. Sep 2011
US8075977 The Procter & Gamble Company John Joseph Curro et al. Dec 2011
US8241543 The Procter & Gamble Company Hugh Joseph O'Donnell et al. Aug 2012
US8153225 The Procter & Gamble Company Robert Haines Turner et al. Apr 2012
US8158043 The Procter & Gamble Company Fredrick William Gibson et al. Apr 2012
USD661106 Fujifilm Corporation Tadashi Kuriki Jun 2012
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Patent Family

Document NumberAssigneeInventorsIssue/Pub Date
US6620485 The Procter & Gamble Company Douglas Herrin Benson et al. Sep 2003
US20040007314 John Curro et al. Jan 2004