Basf Aktiengesellschaft

Basf Se Corporation

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Basfaktiengesellschaft

Clap Co., Ltd.

Klemens Mathauer

Sabine Kielhorn-Bayer

Wolfgang Schrof

Claudia Wood

Tobias Petsch

Takahiro Ikeda

Eckehardt Wistuba

Maximilian Angel

Karl Siemensmeyer

Joachim Roser

Bernhard Schuler

Cheng-Le Zhao

Friedrich-Wilhelm Raulfs

Gerhard Wegner

Son Nguyen-Kim

Torsten Freund

Marianna Pierobon

Michael Kerber

Arno B&ouml;hm

Paul Delavier

Harutyun Hanciogullari

Hubertus Kroner

Christian Drohmann

Walter M&auml;chtle

Peter Rossmanith

Frank Müller

Walter Machtle

Ulrike Rohr

Takanori Wakebe

Ruediger Sens

Pascal Hayoz

Patrice Bujard

Graham E McKee

Helmut B Witteler

Klaus Muellen

Peter Erk

Ivette Garcia Castro

Horst Westenfelder

Andreas Keller

Dieter Faul

Bernd Bronstert

Thorsten Habeck

Robert Bayer

Michael Fischer

Arno Boehm

Volker Wendel

Thomas W&uuml;nsch

Daniel Kaelblein

Jean-Charles Flores

Walter Maechtle

Wolfgang Meyer

Wilma M Dausch

R&uuml;diger Sens

Burkhardt Dames

Bernd Meyer-Roscher

Peter Hoessel

Peter Hössel

Horst Schuch

Ulrike Schloesser

Iain Mcculloch

Klaus M&uuml;llen

Bradley Ronald Morrison

Walter Kastenhuber

Lysander Chrisstoffels

Siegfried Bechtel

Simone Schillo

Ellen Pfrommer

Monika Medelnick

Bernd F Hoffmann

Helmut Möhwald

Ulrike Schl&ouml;sser

Yvon Durant

Thorsten Clemens

Thomas Kaiser

Hideyuki Ichihara

Iain Meager

Timo Rager

Bob Schroeder

Stefan Schwiegk

Karl-Otto Heilmann

Albrecht Vogel

Gerd Schuh

Darshan Patwardhan

Veronique Kessler

Thomas Keßler

Elisa Hamm De Bantleon

Tekeshi Tobinaga

Helmuth Völlmar

Daniel KÄLBLEIN

The invention relates to the use of polymers comprising thermoplastic polymers as filtration aids and/or stabilishing agent for the filtration or stabilisation of aqueous liquids.

Use of polymers comprising thermoplastic polymers as filtration aids and/or stabilising agent

Polymers containing at least one unit of formula wherein

Thienothiophene-isoindigo

The present invention relates to the use of copolymers comprising N-vinylpyrrolidone and a hydrophobically modified acrylic acid derivative as agents for improving the water resistance of a cosmetic formulation, and to the use of these copolymers in sunscreen compositions for increasing the sun protection factor, and furthermore the present invention relates to cosmetic formulations comprising these copolymers.

Water-resistant cosmetic formulations comprising a hydrophobically modified vinylpyrrolidone copolymer

The present invention relates to an aqueous polymer dispersion which is obtainable by free-radical polymerization of a monomer mixture which comprises at least one amide-group-containing compound, at least one crosslinker and at least one monomer with at least one cationogenic and/or cationic group. The invention further relates to the polymers obtainable by drying such a polymer dispersion, and to cosmetic or pharmaceutical compositions which comprise such a polymer dispersion or such a polymer.

Aqueous polymer dispersion and use thereof in cosmetics

Process for removal of residual styrene monomers from polystyrene and from blends comprising water-insoluble, crosslinked polyvinylpyrrolidone, via treatment with water, which comprises carrying out the treatment on a particulate solid blend.

Method for producing blends consisting of polystyrene and of a cross-linked polyvinyl pyrrolidone having a reduced styrene residual monomer content

Ampholytic copolymers which contain a molar excess of anionogenic and/or anionic groups, polyelectrolyte complexes which contain such an ampholytic copolymer, cosmetic and pharmaceutical compositions which contain at least one such copolymer or polyelectrolyte complex and the use of these copolymers and polyelectrolyte complexes are described.

Ampholytic anionic copolymers

Process for production of polymer blends which are suitable as filter aids and are composed of polystyrene and of crosslinked water-insoluble polyvinylpyrrolidones via processing of the two components in an extruder, which comprises melting polystyrene in an extruder and then treating it with the polyvinylpyrrolidone, and adding, to the mixture of the components, from 0.1 to 10% by weight of water, based on the total amount of polystyrene and popcorn polymer, and extruding and comminuting the mixture.

Method for producing polymer blends suited for use as filters

The present invention relates to a mono- and/or polyallyl-polyether-urethane, to water-soluble or water-dispersible polymers which comprise such a polyether-urethane in copolymerized form, and to cosmetic or pharmaceutical compositions which comprise a water-soluble or water-dispersible polymer based on a mono- and/or polyallyl-polyether-urethane.

Polyether urethane containing allyl groups

The present invention relates to a process for preparing dye-comprising aqueous polymer dispersions by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of free-radical initiators, in which at least some of the monomers are employed in the form of an oil-in-water emulsion E1 whose disperse phase comprises at least one oil-soluble dye, wherein the disperse phase of E1 is formed essentially of dye-comprising monomer droplets having a diameter&#x3c;500 nm. The present invention relates in addition to dye-comprising formulations which comprise the dye-comprising polymers of the invention and to pigmented formulations which comprise a polymer of the invention comprising optical brightener.

Method for producing aqueous polymer dispersions containing colorants

Process for the preparation of polymers by free-radical polymerization from

Method for the production of polymers

A membrane comprising a composition including

Membrane suitable for electrochemical cells

The present invention relates to a process for preparing dye-comprising aqueous polymer dispersions by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of free-radical initiators, in which at least some of the monomers are employed in the form of an oil-in-water emulsion E1 whose disperse phase comprises at least one oil-soluble dye, wherein the disperse phase of E1 is formed essentially of dye-comprising monomer droplets having a diameter <500 nm. The present invention also relates to perylene dyes of the formula III as set forth in claim 35. The present invention relates in addition to dye-comprising formulations which comprise the dye-comprising polymers of the invention and to pigmented formulations which comprise a polymer of the invention comprising optical brightener.

A process for preparing aqueous polymer dispersions comprises first of all subjecting ethylenically unsaturated monomers to free-radical aqueous emulsion polymerization to prepare an aqueous dispersion of a polymer 1 having a glass transition temperature Tg , then dissolving further, comparatively hard monomers in the dispersed particles of the polymer 1, and subsequently carrying out free-radical polymerization of said monomers dissolved in said particles.

Multistage aqueous dispersion of polymer particles having a soft core and hard shell

The present invention describes the use of finely divided dye-containing polymers PD in the form of an aqueous polymer dispersion or a polymer powder obtainable therefrom, the polymer matrix of which comprises at least one organic dye D in homogeneously dispersed form, as color-imparting constituent in cosmetic compositions. The present invention also describes cosmetic compositions which comprise a color-containing polymer in an amount of from 0.1 to 50% by weight, based on the total weight of the cosmetic composition, and additives customary for cosmetic compositions.

Use of finely divided dye-containing polymers PD as color-imparting constituent in cosmetic compositions

A device for producing disperse mixtures by ultrasound, containing a housing, and a reaction chamber within the housing and at least one sonotrode having a free emitting surface which is directly in effective connection with the reaction chamber and whose end remote from the free emitting surface is coupled to an ultrasonic transducer, wherein the sonotrode is designed as a rod-shaped, axially emitting longitudinal oscillator with the emitting surface corresponding essentially to the surface of the reaction chamber, and wherein the reaction chamber depth which is essentially vertical with respect to the emitting surface is lower than a maximum effective depth of the sonotrode.

Determining production parameters of scale flow device

Growing community of inventors

Heidelberg, Germany

Klemens Mathauer