Article having a bond pattern
AssigneeThe Procter & Gamble Company
InventorsNelson Edward GREENING, II, Urmish Popatlal DALAL
Life of this patent
Estimating the term…
Abstract
An absorbent article includes a first waist region, a second waist region and a crotch region disposed between the first and second waist regions; and a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet. The article further includes a stretch laminate having a bonding region. The bonding region has a plurality of ultrasonic bonds, a majority of the ultrasonic bonds are oriented in a stretch direction, and the bonding region has a Hysteresis Ratio of 2.5 or less and an Unload Force at 50% of 0.44 MPa or greater.
Claims20
An absorbent article comprising:
- a front waist region, a rear waist region and a crotch region disposed between the front waist region and the rear waist region;
- a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet;
- and
- a stretch laminate comprising a bonding region comprising a plurality of ultrasonic bonds, wherein a majority of the ultrasonic bonds have at least one dimension that is 0.7 mm or greater, wherein the stretch laminate has a 10-Hour Force Drop of 65% or less according to a 10-Hour Force Drop/Growth in Aperture Test Method, and wherein the stretch laminate has a Growth in Aperture of 50% or less according to the 10-Hour Force Drop/Growth in Aperture Test Method.
An absorbent article comprising:
- a front waist region, a rear waist region and a crotch region disposed between the front waist region and the rear waist region;
- a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet;
- and
- a stretch laminate comprising a bonding region comprising a plurality of ultrasonic bonds, wherein a majority of the ultrasonic bonds have at least one dimension that is 0.7 mm or greater, wherein the stretch laminate has a Hysteresis Ratio of 3.31 or less according to a Hysteresis Test Method, and wherein the stretch laminate has a Growth in Aperture of 50% or less according to the 10-Hour Force Drop/Growth in Aperture Test Method.
An absorbent article comprising:
- a front waist region, a rear waist region and a crotch region disposed between the front waist region and the rear waist region;
- a topsheet, a backsheet and an absorbent core disposed between the topsheet and the backsheet;
- and
- a stretch laminate comprising a bonding region comprising a plurality of ultrasonic bonds, wherein a majority of the ultrasonic bonds have at least one dimension that is 0.7 mm or greater, wherein the stretch laminate has a Growth in Aperture of 50% or less according to a 10-Hour Force Drop/Growth in Aperture Test Method, and wherein the stretch laminate has a Breathability Value of at least 1 m3/m2/min according to an Air Permeability Test Method.
Dependencies are inferred from the claim text.