US 12,357,513 B2
Absorbent articles comprising stretch laminates
Marcus Schönbeck, Versmold (DE); Henner Sollmann, Gronau (DE); Georg Baldauf, Laer (DE); Urmish Popatlal Dalal, Milford, OH (US); Miguel Alberto Herrera, Loveland, OH (US); and Erica Lynne Locke, Cincinnati, OH (US)
Assigned to The Procter & Gamble Company, Cincinnati, OH (US)
Filed by The Procter & Gamble Company, Cincinnati, OH (US)
Filed on Feb. 1, 2023, as Appl. No. 18/104,447.
Application 18/104,447 is a continuation of application No. 16/658,225, filed on Oct. 21, 2019, granted, now 11,590,033.
Application 16/658,225 is a continuation of application No. 15/360,289, filed on Nov. 23, 2016, granted, now 10,485,713, issued on Nov. 26, 2019.
Application 15/360,289 is a continuation of application No. 14/265,629, filed on Apr. 30, 2014, granted, now 9,533,067, issued on Jan. 3, 2017.
Claims priority of provisional application 61/896,816, filed on Oct. 29, 2013.
Claims priority of provisional application 61/819,151, filed on May 3, 2013.
Prior Publication US 2023/0172765 A1, Jun. 8, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. A61F 13/49 (2006.01); A61F 13/15 (2006.01); A61L 15/24 (2006.01)
CPC A61F 13/4902 (2013.01) [A61F 13/15203 (2013.01); A61F 13/15699 (2013.01); A61F 13/49015 (2013.01); A61F 13/49019 (2013.01); A61L 15/24 (2013.01); A61F 2013/49022 (2013.01); A61F 2013/49023 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An absorbent article comprising:
a chassis comprising:
a front waist region, a back waist region, and a crotch region positioned intermediate the front waist region and the back waist region;
a topsheet;
a backsheet;
an absorbent core disposed between the topsheet and the backsheet; and
an elastic waist feature in the back waist region; and
at least one elastically elongatable panel joined to the chassis, wherein the elastically elongatable panel comprises a stretch laminate having layers joined by ultrasonic bonding and comprises:
at least one cover layer; and
an elastomeric film attached to the cover layer, the elastomeric film having two surfaces and a skin on at least one of the surfaces,
wherein the stretch laminate has at least one anchoring zone and at least one stretch zone,
wherein the stretch zone is elastically extensible along a stretch direction, wherein at least a portion of the skin of the elastomeric film is located in the anchoring zone, and
wherein the portion of the skin has a plurality of wrinkles and the wrinkles have furrows.