Patents

Disposable Absorbent Article Containing an Unapertured Skinless Elastomeric Layer:

March 9, 2017

U.S. Patent No. 9,554,947

Todd Leon Mansfield, Cincinnati, OH; Ebrahim Rezai, Mason, OH; James Thomas Bader, Hamilton, OH; and Adam Daniel Schmidtz, Hamilton, OH.
Assigned to The Procter & Gamble Company, Cincinnati, OH.

Filed: 4/26/12
Issued: 1/31/17

A disposable absorbent article which comprises a chassis having a front waist region, a back waist region, and a crotch region between the front and back waist regions, the chassis having two opposing longitudinal edges and two perpendicularly placed end edges, the chassis further comprising: a. a liquid permeable topsheet spanning at least the crotch region; b. a backsheet spanning at least the crotch region; c. an absorbent core disposed between the topsheet and backsheet; and d. an elastic member disposed along at least one opposing longitudinal edge in either the front waist or back waist region of the chassis wherein the member comprises a non-breathable, unapertured, skinless elastomeric layer selected from the group consisting of styrene isoprene styrene block copolymers, styrene butadiene styrene block copolymers, styrene ethylene butylene styrene block copolymers, and combinations thereof, wherein the elastomeric layer is subjected to an anti-blocking treatment comprising treatment with a powder additive prior to lamination with one or more additional nonwoven webs, the treatment of the elastomeric layer with a powder additive comprising application of the powder to one or both surfaces of the elastomeric layer, and wherein the elastomeric layer exhibits an Energy Recovery Value of at least about 0.77.