Foam aggregate catamenial tampon
AssigneeThe Procter & Gamble Company
InventorThomas A. Des Marais
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Abstract
Foams (as for example polyurethane foam) catamenial tampons which have been treated with surfactant. Catamenial tampons of this invention exhibit improved humid expansion characteristics. In a preferred embodiment, the catamenial tampons comprise particles of lubricated polyurethane foam which have been treated with surfactant and which are contained within a fluid permeable overwrap. The invention includes a process for making the above described catamenial tampons.
Claims9
A catamenial tampon with improved humid expansion characteristics comprising a resilient, absorbent, particulate lubricated foam material treated with non-ionic surfactant.
A catamenial tampon with improved humid expansion characteristics comprising resilient, absorbent, lubricated foam material in particulate form contained within a permeable overwrap, said foam material having been treated with non-ionic surfactant.
Dependencies are inferred from the claim text.