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US4731066: Elastic disposable diaper

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Filing Information

Inventor(s) Ralf Korpman ·
Assignee(s) Personal Products Company ·
Primary Examiner John D. Yasko ·
Application Number US7012984
Filing date 02/10/1987
Issue date 03/15/1988
Predicted expiration date 03/15/2005
U.S. Classifications 604/366  · 604/370  ·
International Classifications A61F 1316  ·
Kind CodeA
International Classifications 604385.1;385.2;366;370;372;373;369;367 ·
Related U.S. Application DataThis is a continuation of application Ser. No. 595,181, filed Mar. 30, 1984, now abandoned.
4 Claims, No Drawings


Abstract

The invention provides an elastic laminated disposable diaper which has a liquid-impermeable backing which is produced from an initially molten extruded elastic film, an absorbent core and a liquid-permeable facing. The facing is at least about 25 percent extensible and is coextensive with the backing. The absorbent unit being laminated between the facing and the backing.

Independent Claims | See all claims (4)

  1. 1. An elastic, laminated disposable diaper comprising: a liquid-impermeable backing comprised of a pressure sensitive film having an outer backing fabric laminated to said elastic film, said backing fabric having at least about 25% extensibility, an absorbent core and a liquid-permeable facing comprised of fabric having at least about 25% extensibility and being coextensive with said backing, said absorbent core being laminated between said facing and said backing.

References Cited

U.S. Patent Documents

Document NumberAssigneesInventorsIssue/Pub Date
US3779246 JOHNSON & JOHNSON Mesek et al. Dec 1973
US4041949 Union Carbide Corporation Kozak Aug 1977
US4166464 Johnson & Johnson Korpman Sep 1979

Referenced By

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