Basf Se Corporation

Basf Aktiengesellschaft

Volker Braig

Thomas Daniel

Axel Jentzsch

Andreas Brockmeyer

Rüdiger Funk

Rainer Blum

Matthias Weismantel

Bernhard Hauer

Ulrich Riegel

Maximilian Angel

Anton Esser

Hans-Joachim Haehnle

Josef Neutzner

Jacques Dupuis

Heike Becker

Rupert Konradi

Michael De Marco

Werner Gauweiler

Peter Baumann

Bettina Sobotka

Herbert Platsch

Marcus Guzmann

Joachim Pakusch

Uwe Stueven

Stefan Becker

Thomas Pfeiffer

Wilfried Heide

Thomas Friedrich

Hans-Juergen Degen

Stefan Blei

Mark Elliott

Norbert Mahr

Hans-Joachim Hähnle

Lidcay Herrera Taboada

Martin Wendker

Christian Hubert Weidl

Thomas Gieger

Robert Feuerhake

Marc Leduc

Thomas Servay

Bettina Wester

Simon Champ

Pulakesh Mukherjee

Asif Karim

Lysander Chrisstoffels

Michael Stösser

Guenther Grimm

Tanja Gass

Martin Rübenacker

Dietmar Häring

Tanja Gaß

Hans-Jürgen Degen

The invention relates to a process for producing water-absorbing polymer particles with high free swell rate, comprising the steps of polymerization, drying, grinding, classification and thermal surface postcrosslinking, remoisturization and drying again.

Process for producing water-absorbing polymer particles with high free swell rate

The present invention relates to odor-inhibiting compositions comprising water-absorbing polymer particles and metal peroxides, and to the production thereof.

Odor-inhibiting compositions

Aqueous dispersions of water-soluble and/or water-swellable anionic polymers which are obtainable by free radical polymerization of ethylenically unsaturated, anionic monomers in an aqueous medium in the presence of at leas one stabilizer, the polymerization being carried out in the presence of at least one water-soluble polymer of the groups consisting of

Aqueous dispersions of water-soluble and/or water-swellable anionic polymers, method for their production and use thereof

A process for producing water-absorbing polymer particles, wherein an aqueous polymer gel is dried in a forced-air belt drier on a circulating conveyor belt and the surface of the conveyor belt has a multitude of elevations or depressions which are suitable for restricting the mobility of the aqueous polymer gel in transverse direction.

Process for producing water-absorbing particles

The present invention relates to a process for producing odor-inhibiting water-absorbing composites comprising water-absorbing polymer particles and fibers, wherein the fibers are premixed with at least one metal peroxide, metal hyperoxide or metal ozonide.

Odor inhibiting water-absorbing composites

Water-absorbing polymeric particles are produced by polymerizing a monomer solution or suspension comprising at least one unsaturated carboxylic acid and at least one hydroquinone monoether, and coating the polymeric particles with at least one salt of a tervalent metal cation of a carboxylic acid and/or at least one basic salt of a tervalent metal cation.

Method for producing white and color-stable water-absorbing polymer particles having high absorbency and high saline flow conductivity

A process for producing odor-inhibiting water-absorbing polymer particles based on ethylenically unsaturated monomers bearing acid groups, wherein the polymer particles are coated with a chelating agent and a tannin.

Process for producing odor-inhibiting water-absorbing polymer particles

A process for producing odor-inhibiting water-absorbing polymer particles based on ethylenically unsaturated monomers bearing acid groups, wherein the acid groups have been neutralized to an extent of from 40 to 70 mol % and the polymer particles are coated with a condensed tannin and/or a hydrolyzable tannin.

Process for producing water-absorbing polymer particles

The present invention relates to an aqueous composition comprising at least one finely divided filler and at least one water-soluble amphoteric copolymer, a process for the preparation of such a composition and its use as an additive in the production of paper, cardboard and board.

Aqueous composition and use thereof for paper production

Superabsorbents are produced by polymerization in the presence of at least one unsaturated polyetherol selected from the group consisting of polyetherols having the following structural formulae (1), (2), (3) and (4): 

Method for the production of superabsorbers

The present invention relates to a process for producing water-absorbing polymeric particles by polymerizing a monomer solution comprising at least one ethylenically unsaturated acid-functional monomer less than 55 mol % neutralized and drying the resulting polymeric gel by means of a heated gas stream in at least two temperature zones.

Process for preparing color-stable water-absorbing polymer particles with a low degree of neutralization

Aqueous slurries of finely divided fillers which are at least partly coated with polymers and which are obtainable by treating aqueous slurries of finely divided fillers with at least one water-soluble amphoteric copolymer

Aqueous slurries of finely divided fillers, their preparation and their use for the production of filler-containing papers

The present invention relates to compositions for treating hard surfaces, comprising a water-soluble or water-dispersible compound as component A which is obtainable by reacting: aa) polyalkylenepolyamines, polyamidoamines, polyamidoamines grafted with ethyleneimine, polyether-amines and mixtures of said compounds, as component Aa; ab) if appropriate at least bifunctional crosslinkers which have, as functional group, a halogenhydrin, glycidyl, aziridine or isocyanate unit or a halogen atom, as component Ab; and ac) monoethylenically unsaturated carboxylic acids, salts, esters, amides or nitriles of monoethylenically unsaturated carboxylic acids, chlorocarboxylic acids and/or glycidyl compounds, such as glycidyl acid, glycidylamide or glycidyl esters; and water; to a process for the preparation of a water-soluble or water-dispersible compound, to water-soluble or water-dispersible compounds preparable by the process according to the invention, and to the use of water-soluble or water-dispersible compounds according to the present application in compositions for treating hard surfaces.

Polymer for treating surfaces

The invention relates to aqueous dispersions of water-soluble polymers of N-vinyl-carboxamides, which are substantially salt-free and comprise anionic polymeric stabilizers having a comb-like molecular structure, processes for the preparation of the dispersions in the presence of anionic polymeric stabilizers having a comb-like molecular structure and the use of the dispersions as retention aids or fixing agents in papermaking.

Aqueous dispersions of water-soluble polymers with comblike stabilizers

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Weinheim-Lützelsachsen, Germany

Volker Braig