Basf Aktiengesellschaft

Basf Se Corporation

Emtec Magnetics Gmbh

Stephan Bauer

Katrin Baumann

Thomas Daniel

Georg Heinrich Grosch

Thomas Ostrowski

Kathrin Harre

Bernd Bronstert

Norbert Herfert

Reinhard Lorenz

Helmut M&ouml;hwald

Eva Baum

Jürgen Freiberg

Christophe Bauduin

Franz Weingart

Dieter Junge

Birgit Reinhard

Rainer Blum

Darijo Mijolovic

Rudolf Schliwa

Michael A Mitchell

Albert Kohl

Peter Keller

Uwe Burkhardt

Hans-Josef Sterzel

Peter Zehner

Edward Michael Dexheimer

Son Nguyen Kim

Wolfgang Reich

Wolfgang Paulus

Thomas Pfeiffer

Marco Krüger

Robert Bayer

Michael Ehle

Edward Bohres

Berend Eling

Andreas Daiss

Achim Loeffler

Markus Christian Biel

Ria Kress

Andrea Haunert

Roman Benedikt Raether

Michael Stoesser

Manfred Mielke

Karl Possemiers

Raimund Ruppel

R&uuml;diger Sens

Harald Meyer

Andreas Kunst

Werner Hesse

Klaus Wagner

Le Li

Andrea Eisenhardt

Markus Toennessen

J&ouml;rg Erbes

J&uuml;rgen Winkler

Inge Rotermund

Stephan Goettke

Yvonne Hagen

Katarzyna Dobrosielska-Oura

Gerd H&ouml;ppner

Lydia König

Gerhard D&ouml;tter

Stefan Dinsch

Ulrike Hees

Tina Mark

Christa Hackl

Jörg Erbes

Juergen Winkler

Regina Pretzsch

Hanno Rüdiger Wolf

Marita Schuster

Michael Pcolinski

Qiang Miao

Gerlinde Tischer

Michael Stösser

Helmut Möhwald

Juergen Freiberg

Ulrike Schl&ouml;sser

Elke Bleuel

Markus Muehl

Bootsara Parchana

Dieter St&uuml;tzer

J&ouml;rn M&uuml;ller

Peter De Vocht

Frank Fischer

Xiana Romani Fernandez

Josef Schelble

Ludger Wegmann

Marcus Schöppler

Gerd Höppner

Jürgen Winkler

Gerhard Dötter

Stephan Göttke

Dirk Leys

Els Paredis

Michael Neuss

Rudiger Krech

Hans-Ganther Bohrmann

Markus Kummeter

The present disclosure relates to fluid absorbent cores including at least one absorption layer, the layer including at least 80% by weight of water-absorbent polymer particles, 0 to 10% by weight of an adhesive and from 0 to 10% by weight of fibrous material, wherein the water-absorbent polymer particles within the absorption layer are water-absorbent polymer particles having a vortex of 40 s or less and having a roundness of 0.79 to 0.85 and/or a CRC of 38 g/g to 85 g/g.

Thin fluid absorbent core-absorbent paper

The invention relates to a process for producing long-term color stable superabsorbent polymer particles, comprising polymerization of a monomer solution, wherein the monomer solution comprises at least 0.01% by weight of 1-hydroxyethane-1,1-diphosphonic acid or a salt thereof and at least 0.01% by weight of 2-hydroxy-2-sulfonatoacetic acid or a salt thereof.

Process for producing superabsorbents

A method of pneumatically conveying superabsorbent particles, wherein the superabsorbent particles have been admixed with an aqueous wax dispersion prior to the pneumatic conveying, the wax has a glass transition temperature of at least 65° C. and, based on the untreated superabsorbent particles, from 0.020% to 0.20% by weight of wax has been used.

Method for the pneumatic delivery of superabsorbent particles

A process for producing water-absorbing polymer particles by suspension polymerization and thermal surface postcrosslinking, wherein the base polymer obtained by suspension polymerization has a centrifuge retention capacity of at least 37 g/g and the thermal surface postcrosslinking is conducted at 100 to 190&#xb0; C.

Method for producing water-absorbing polymer particles by suspension polymerization

Superabsorbent mixtures M comprising at least 70% by weight of superabsorbent A having a liquid absorption of 20 g/g (T20) of less than 300 s and/or a volumetric liquid absorption under pressure 0.3 psi (2.07 kPa) (VAUL) with a &#x3c4; value of less than 400 s, and at least 5% by weight of superabsorbent B having a centrifuge retention capacity (CRC) of at least 30 g/g.

Superabsorber mixtures

An apparatus for production of pulverulent polymers having a reactor for droplet polymerization with an apparatus for dropletization of a monomer solution for the preparation of the polymer. The apparatus for dropletization has holes through which the monomer solution is introduced, an addition point for a gas above the apparatus for dropletization, at least one gas withdrawal point at the periphery of the reactor and a fluidized bed, wherein at least one of the following is fulfilled:

Device and method for producing powdered polymers

The present invention relates to a process for producing surface-postcrosslinked water-absorbent polymer particles by coating of water-absorbent polymer particles having a content of residual monomers in the range from 0.03 to 15% by weight with at least one surface-postcrosslinker and thermal surface-postcrosslinking at temperatures in the range from 100 to 180&#xb0; C.

Process for producing surface-postcrosslinked water-absorbent polymer particles

The present invention relates to a process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution comprising less than 0.3% by weight of persulfate and at least 0.05% by weight of azo initiator and thermal aftertreatment of the formed polymer particles at less than 100&#xb0; C. in a fluidized bed for 60 to 300 minutes.

Process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution

The present invention relates to a process for producing water-absorbent polymer particles by polymerizing droplets of a monomer solution in a surrounding heated gas phase in a reactor comprising a gas distributor (), a reaction zone () and a fluidized bed (), the gas leaving the reactor is treated in a condenser column () with an aqueous solution, the treated gas leaving the condenser column () is recycled at least partly to the fluidized bed (), wherein the gas leaving the condenser column () comprises from 0.05 to 0.3 kg steam per kg dry gas and the steam content of the gas entering the gas distributor () is less than 80% of the steam content of the gas leaving the condenser column ().

A process for removing residual monomers from water-absorbing polymer particles by thermally aftertreating the water-absorbing polymer particles in a mixer with rotating mixing tools at a temperature of at least 60&#xb0; C. in the presence of water and of a surfactant.

Method for removal of residual monomers from water-absorbing polymer particles

Modified polyvinyllactams

The invention relates to a process for preparing polyether alcohols, which comprises the steps

Process for preparing polyether alcohols

The invention relates to a process for preparing polyether carbonate polyols by addition of alkylene oxides and carbon dioxide onto H-functional starter substances using DMC catalysts, wherein one or more starter substances are initially placed in the reactor and one or more starter substances are metered continuously into the reactor during the reaction.

Process for preparing polyether carbonate polyols

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Hochheim, Germany

Stephan Bauer