Method for producing permeable water-absorbing polymer particles through polymerization of drops of a monomer solution

A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the polymer particles are coated with a permeability improver.

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Bibliographic Details
Main Authors BLEI STEFAN, LOPEZ VILLANUEVA FRANCISCO JAVIER, STUEVEN UWE, HERFERT NORBERT, DANIEL THOMAS, KRÜGER MARCO
Format Patent
LanguageEnglish
Published 21.10.2014
Subjects
AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G
CHEMISTRY
COMPOSITIONS BASED THEREON
GENERAL PROCESSES OF COMPOUNDING
MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
WORKING-UP
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Summary:A process for producing water-absorbing polymer particles by polymerizing droplets of a monomer solution in a surrounding gas phase, wherein the polymer particles are coated with a permeability improver.
Bibliography:Application Number: US200913129823