Process for producing (meth)acrylic acid with treatment of the high-boiling fraction by crystallisation

The invention relates to producing a superabsorbent polymer comprising (I) producing a (meth)acrylic acid comprising the steps of (a) synthesizing a crude (meth)acrylic acid phase; (b) distillatively working-up the crude (meth)acrylic acid phase to obtain a (meth)acrylic acid phase and a dimer phase...

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Bibliographic Details
Main Author BALDUF TORSTEN,BUB GUENTHER,MOSLER JUERGEN,YUIANG DENNIS THONG,SABBAGH ANDREAS,LEISTNER JOERG,NORDHOFF STEFAN,KOHN JUERGEN,SELBACH ARNDT
Format Patent
LanguageEnglish
Published 21.02.2007
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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