Absorbent member and a method of producing an absorbent member
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United States of America Patent
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-
Nov 20, 2007
Grant Date -
Dec 25, 2003
app pub date -
Jun 9, 2003
filing date -
Jun 10, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention relates to a method of producing an absorbent member comprising feeding a superabsorbent polyer and pul fiber both in the form of a dispersion in an air stream, depositing the superabsorbent polymer and the pulp fiber in a recess by suction through a plurality of suction holes provided in the bottom of the recess and releasing the deposited aggregate from the recess. The bottom of the recess (50) has a first suction region having an open area ratio R1 of 40 to 80% and a second suction region having an open area ratio R2 of 2 to 20% with the ratio of R1 to R2 ranging from 70/30 to 99/1. The superabsorbent polymer and the pulp fiber are deposited on both the first and the second suction regions.The present invention also relates to an absorbent member comprising a superabsorbent polymer and pulp fiber.
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