Body fluid absorbent article
First Claim
1. A body fluid absorbent article, whereinan absorbent is provided in a body fluid absorbent portion and includes a body fluid absorption and holding function and a shrinkage function when contact with a body fluid;
- an absorption control, layer is provided on said absorbent, and a liquid impermeable range of which is reduced whenever a body fluid is excreted;
said absorbent includes a fixed portion fixed to the article, and a free portion that is not fixed to the article,said absorption control layer is reduced from a fixed portion side of said absorbent toward a free portion side thereof whenever the body fluid is excreted;
said absorbent is elongated and includes said fixed portion on one end thereof, andsaid absorption control layer is a cylindrical member including the liquid impermeable range continuous in a circumferential direction and a longitudinal direction, said absorbent being inserted into an inner cavity of said absorption control layer.
1 Assignment
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Accused Products
Abstract
The present invention relates to a technique for a body fluid absorbent article including a moving absorbent, capable of using a wider range of the absorbent for absorption and efficiently moving the absorbent. The present invention is characterized in that the absorbent 25 including a body fluid absorption and holding function and a shrinkage function when contacting with a body fluid is provided in a body fluid absorbent portion, and an absorption control layer 40 a liquid impermeable range of which is reduced whenever the body fluid is excreted is provided on the absorbent 25.
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Citations
12 Claims
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1. A body fluid absorbent article, wherein
an absorbent is provided in a body fluid absorbent portion and includes a body fluid absorption and holding function and a shrinkage function when contact with a body fluid; -
an absorption control, layer is provided on said absorbent, and a liquid impermeable range of which is reduced whenever a body fluid is excreted; said absorbent includes a fixed portion fixed to the article, and a free portion that is not fixed to the article, said absorption control layer is reduced from a fixed portion side of said absorbent toward a free portion side thereof whenever the body fluid is excreted; said absorbent is elongated and includes said fixed portion on one end thereof, and said absorption control layer is a cylindrical member including the liquid impermeable range continuous in a circumferential direction and a longitudinal direction, said absorbent being inserted into an inner cavity of said absorption control layer. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A body fluid absorbent article comprising:
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an absorbent provided in a body fluid absorbent portion, said absorbent includes a body fluid absorption and holding function and a shrinkage function when in contact with a body fluid; an absorption control layer provided on said absorbent, said absorption control layer has a liquid impermeable range that is reduced whenever a body fluid is excreted; said absorption control layer is a water soluble film having an absorbent-side surface that is not subjected to a water repellent treatment and an opposite surface to the absorbent-side surface that is subjected to the water repellent treatment. - View Dependent Claims (9, 10, 11, 12)
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Specification