Methods For Producing Superabsorbent Polymers For Use In Agricultural Applications
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United States of America Patent
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Issued Date -
Dec 10, 2009
app pub date -
Aug 17, 2009
filing date -
Jan 25, 2006
priority date (Note) -
Abandoned
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Abstract
Methods and systems for producing superabsorbent polymer particles for use in agricultural applications are disclosed. A monomer is graft polymerized onto a starch to form a starch graft copolymer. The moisture content of the starch graft copolymer is reduced through the use of an extruder.
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