Alkali metal carboxylic polyelectrolyte solutions with N-methylo

Details Alkali metal carboxylic polyelectrolyte solutions with N-methylo Alkali metal carboxylic polyelectrolyte solutions with N-methylo

1974-08-05

1976-11-23

Tillman, Murray

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

128296, 260 334R, 260851, C08L 3302, A61L 1500

Patent

active

039936163

ABSTRACT:
Water swellable absorbent articles, made from polyelectrolytes, containing free carboxylic groups, together with methods for their preparation, and a composition useful to make said articles are disclosed. The composition contains N-substituted amide compounds as the crosslinking agents. The articles are crosslinked by heating and/or removing substantially all of the water from the precursor composition.
The absorbent articles are useful as surgical sponges, diapers, tampons, meat trays, bath mats and the like.

REFERENCES:
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patent: 3514419 (1969-03-01), Darlow et al.
patent: 3546142 (1970-12-01), Michaels et al.
patent: 3758641 (1973-09-01), Zweigle
patent: 3806485 (1974-04-01), Frisque
patent: 3812070 (1974-05-01), Kelley
patent: 3839254 (1974-10-01), Fang
patent: 3867330 (1975-02-01), Frisque

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