Ultrahigh water-absorbing fiber-forming composition
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United States of America Patent
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Jan 9, 1990
Issued Date -
N/A
app pub date -
Aug 4, 1988
filing date -
Feb 26, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A copolymer of recurring units of at least one .alpha.,.beta.-unsaturated monomer and recurring units of at least one copolymerizable comonomer comprising, in its preferred embodiment from about 20 to about 80 percent pendant carboxylic acid units and from about 80 to about 20 percent pendant carboxylate salt units, is blended with a heterocyclic carbonate to produce a water-absorbing composition upon curing. The composition is particularly suitable for fiber formation.
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