Method for manufacture of an absorbent resin
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United States of America Patent
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-
Jul 20, 1993
Grant Date -
N/A
app pub date -
Sep 4, 1990
filing date -
Sep 4, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An absorbent resin is produced by a method which comprises adding to 100 parts by weight of an absorbent resin powder an aqueous liquid containing 7 to 100 parts by weight of water and a reducing substance in the presence of 0.01 to 5 parts by weight of at least one additive selected from the group consisting of water-insoluble fine powders and surfactants. The absorbent resin thus produced excels in absorption properties and exhibits a low residual monomer content.
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