Alkali-neutralising superabsorbent products
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United States of America Patent
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Feb 17, 2009
Grant Date -
N/A
app pub date -
Nov 3, 2000
filing date -
Nov 3, 1999
priority date (Note) -
Expired
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Abstract
A superabsorbent article of the invention having improved odour control and microbial control, comprises a liquid-impervious back layer, a liquid-absorbing intermediate layer containing a partially neutralized, acidic hydrophilic polymer, especially a surface-crosslinked polyacrylate, and a liquid-pervious, non-absorbing top layer, and is characterised by comprising an alkali-neutralising agent which is evenly distributed in said absorbing intermediate layer.
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