Alkali-neutralising superabsorbent products

Details Alkali-neutralising superabsorbent products Alkali-neutralising superabsorbent products

2000-11-03

2009-02-17

Stephens, Jacqueline F. (Department: 3761)

Surgery

Means and methods for collecting body fluids or waste material

Absorbent pad for external or internal application and...

C604S367000, C604S360000, C604S364000

Reexamination Certificate

active

07491862

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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