Tampon with resilient component and microfiber insert

• US 4,543,098 A
• Filed: 11/29/1984
• Issued: 09/24/1985
• Est. Priority Date: 12/23/1982
• Status: Expired due to Term

• Current Assignee: Kimberly-Clark Worldwide Incorporated (Kimberly-Clark Corporation)
• Original Assignee: Kimberly-Clark Corporation
• Inventors: Peerenboom, Robert J., Wolfe, Dexter L.
• Primary Examiner(s): Yasko, John D.
• Application Number:
  US06/663,637
• Time in Patent Office: 299 Days
• Field of Search: 604/904, 604/370, 604/380, 604/382, 604/383, 604/371, 604/372, 604/378
• US Class Current: 604/370
• CPC Class Codes: A61F 13/2051 characterised by the material or the structure of the inner absorbing core
• CPC Class Codes: Y10S 604/904 Tampons

Abstract

A tampon is provided with a pledget having an outer layer having a web of thermoplastic fibers or mixtures thereof which is integrated to a nonwoven thermoplastic cover. The pledget also includes an absorbent insert which may be a thermoplastic nonwoven microfibrous web.

Claims

1. A tampon comprising in combination;

a withdrawal string, a pledget having an inner absorbent layer, and an absorbent outer portion made of a resilient transfer layer containing thermoplastic fibers said transfer layer being integrated to a nonwoven thermoplastic cover overlying the said transfer layer spaced bonding said bonding surrounded by transfer zones for preferentiably conducting fluid.

2. The tampon according to claim 1 wherein the inner absorbent layer is a surfactant treated nonwoven microfiberous web.

3. The tampon according to claim 2 wherein the inner layer includes superabsorbent particles.

4. The tampon according to claim 1 wherein the transfer layer includes cellulosic fibers.

5. The tampon according to claim 1 wherein the density of the pledget is between about 0.15 and 0.25 g/cc.

6. The tampon according to claims 2, 3, 4 or 5 wherein the microfiber is from 15 to 55% by weight of the pledget.