Stretchable absorbent articles
First Claim
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1. An extensible sanitary napkin for wearing in the crotch region of a pair of panties, said sanitary napkin having a longitudinal dimension and a transverse dimension which is shorter than said longitudinal dimension, said sanitary napkin comprising:
- an extensible liquid pervious topsheet;
an extensible liquid impervious backsheet joined to said topsheet;
an extensible absorbent core positioned between said topsheet and said backsheet; and
a mechanical fastener on said backsheet for attaching said sanitary napkin to the crotch region of the wearer'"'"'s panties, said fastener being capable of permitting at least portions of said sanitary napkin to extend when said sanitary napkin is worn in the wearer'"'"'s panties wherein said sanitary napkin has an original longitudinal dimension and an original transverse dimension when it is in a relaxed configuration and said sanitary napkin is capable of extending between about 110% to about 150% of its original dimensions under forces of between greater than or equal about 50 grams and less than or equal to about 500 grams.
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Abstract
The present invention relates to absorbent articles such as sanitary napkins worn by women. More particularly, the present invention relates to absorbent articles, such as thin sanitary napkins, that are stretchable, especially in the longitudinal direction.
354 Citations
5 Claims
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1. An extensible sanitary napkin for wearing in the crotch region of a pair of panties, said sanitary napkin having a longitudinal dimension and a transverse dimension which is shorter than said longitudinal dimension, said sanitary napkin comprising:
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an extensible liquid pervious topsheet; an extensible liquid impervious backsheet joined to said topsheet; an extensible absorbent core positioned between said topsheet and said backsheet; and a mechanical fastener on said backsheet for attaching said sanitary napkin to the crotch region of the wearer'"'"'s panties, said fastener being capable of permitting at least portions of said sanitary napkin to extend when said sanitary napkin is worn in the wearer'"'"'s panties wherein said sanitary napkin has an original longitudinal dimension and an original transverse dimension when it is in a relaxed configuration and said sanitary napkin is capable of extending between about 110% to about 150% of its original dimensions under forces of between greater than or equal about 50 grams and less than or equal to about 500 grams. - View Dependent Claims (2, 3, 4)
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5. An extensible pantiliner for wearing in the crotch region of a pair of panties, said pantiliner having a longitudinal dimension and a transverse dimension which is shorter than said longitudinal dimension, said pantiliner comprising:
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an extensible liquid pervious topsheet; an extensible liquid impervious backsheet joined to said topsheet; an extensible absorbent core positioned between said topsheet and said backsheet; and a mechanical fastener on said backsheet for attaching said pantiliner to the crotch region of the wearer'"'"'s panties, said fastener being capable of permitting at least portions of said pantiliner to extend, when said pantiliner is worn in the wearer'"'"'s panties, wherein said pantiliner has an original longitudinal dimension and an original transverse dimension when it is in a relaxed configuration and said pantiliner is capable of extending between about 110% to about 150% of its original dimensions under forces of between greater than or equal to about 50 grams and less than or equal to about 500 grams.
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Specification