US20140302321A1 - Method for producing water-absorbent polymer particles with a higher permeability by polymerizing droplets of a monomer solution - Google Patents

Method for producing water-absorbent polymer particles with a higher permeability by polymerizing droplets of a monomer solution Download PDF

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Publication number
US20140302321A1
US20140302321A1 US14/266,367 US201414266367A US2014302321A1 US 20140302321 A1 US20140302321 A1 US 20140302321A1 US 201414266367 A US201414266367 A US 201414266367A US 2014302321 A1 US2014302321 A1 US 2014302321A1
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US
United States
Prior art keywords
water
polymer beads
preferably
weight
wo
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
US14/266,367
Inventor
Uwe Stueven
Matthias Weismantel
Wilfried Heide
Marco Krüger
Volker Seidl
Stefan Blei
Dennis Lösch
Rüdiger Funk
Annemarie Hillebrecht
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BASF SE
Original Assignee
BASF SE
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to EP06117487 priority Critical
Priority to EP06117487.6 priority
Priority to PCT/EP2007/057141 priority patent/WO2008009612A1/en
Priority to US30680008A priority
Application filed by BASF SE filed Critical BASF SE
Priority to US14/266,367 priority patent/US20140302321A1/en
Publication of US20140302321A1 publication Critical patent/US20140302321A1/en
Application status is Pending legal-status Critical

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