Bayer Aktiengesellschaft

Bayer Materialscience Ag

Agfa Gevaert Nv

Other

Bayer Corporation

Covestro Deutschland Ag

Bayer Aktigensellschaft

Bayer Intellectual Property Gmbh

Inphase Technologies, Inc.

Harald Blum

Josef Pedain

Christian Wamprecht

Wieland Hovestadt

Christoph Irle

Peter Hohlein

Michael Sonntag

Joachim Petzoldt

Joachim Probst

Heino Müller

Martin Melchiors

Jurgen Meixner

Lothar Kahl

Werner Kubitza

Stefan Sommer

Douglas A Wicks

Daniel M Timmerman

Martin Brahm

Joachim Wolff

Wolfgang Wellner

Wolfgang Kremer

Nusret Yuva

Rolf Bachmann

Hans-Josef Buysch

Rolf Dhein

Friedrich-Karl Bruder

Hans Rudolph

Herman J Uytterhoeven

Geert H Defieuw

Richard Kopp

Jan Weikard

Lutz Schmalstieg

Helmut Reiff

Dieter Margotte

Jan Mazanek

Hanns-Peter Muller

Walter Schafer

Manfred Bock

Sebastian Dörr

Dieter Mager

Wolfgang Henning

Norbert Schon

Thomas Münzmay

Mathias Matner

Manfred Schreckenberg

Hans-Ulrich Meier-Westhues

Oswald Wilmes

Thorsten Rische

Karl-Heinz Hentschel

Sze-Ming Lee

Jörg Büchner

Volker Schneider

Karl-Ludwig Noble

Rolf Roschu

Armin Sickert

Heino M&uuml;ller

Hans-Heribert Burgdorfer

Lothar Fleiter

Eberhard K&ouml;nig

Detlef-Ingo Sch&uuml;tze

Eberhard Arning

Karin Naujoks

Erhard Luehmann

Michael Ehlers

Horst Clemens

Karen Marie Henderson

Ulrich Freudenberg

Patricia B Jacobs

Raymond Audenaert

Gerhard Ruttmann

Philip Dooms

Lyubov K Gindin

Christian Zwiener

Uwe Klippert

Holger Casselmann

J&uuml;rgen Meixner

Torsten Pohl

Wolfhart Wieczorrek

Jan E Van Havenbergh

Sebastian Doerr

Erhard L&uuml;hmann

Brian Long

Jozef R Aertbelien

Heinz Schmidt

Evelyn Peiffer

Nicolas Stöckel

Marc Leimenstoll

Jochen Bruck

Robert A Sylvester

Jürgen Lippemeier

Walter Krauss

Pedain

Miguel Fernandez

Hans-Gunter Schmitz

Karl Ludwig Noble

Juergen Lippemeier

Heino Mueller

Evelyn Pfeiffer

The present invention relates to innovative single-component polyurethane systems based on water-soluble polyurethanes or their aqueous solutions, to a process for preparing them, and to the use.

Single-component polyurethane system comprising aqueous or water-soluble polyurethanes

The invention relates to radiation curable coating systems on the basis of aqueous polyurethane dispersions, to a method for the production thereof, to the use of the coating systems as paints and/or adhesives, and to objects and substrates provided with said paints and/or adhesives.

Aqueous coating systems based on physically drying urethane acrylates

The present invention describes the preparation of an aqueous polyurethane dispersion which is cured by radiation, and its use as binder.

Process for producing hard coating systems based on aqueous polyurethane dispersions

Prepolymers, which are accessible from formamides of low molecular weight di- or triamines (formamide-terminated low molecular weight compounds) and di- or polyisocyanates, of the general formula (II):X&#x2014;[&#x2014;N(CHO)&#x2014;CO&#x2014;NH&#x2014;R&#x2014;NCO]&#x2003;&#x2003;(II)wherein X represents a linear or branched aliphatic, cycloaliphatic, heterocyclic and/or aromatic structural unit having 2 to 40 carbon atoms, and which is optionally further substituted and/or optionally comprises one or more heteroatoms, wherein Rrepresents an organic radical which may optionally contain one or more heteroatoms and which may further contain one or more additional free isocyanate groups and/or one or more urethane, biuret, carbodiimide, isocyanurate, allophanate, iminooxadiazinedione and/or uretdione structural units, and wherein n&#x2267;2; processes for making the same; compositions containing the same; and uses thereof.

Prepolymers based on di- or polyisocyanates and formamide-terminated low molecular weight compounds, processes for preparing the same and uses thereof

The invention relates to an aqueous coating composition based on a combination of aqueous binders and crosslinker, to a process for preparing it and to use for single-coat or multi-coat paint systems, especially coatings having anti-stonechip properties.

Aqueous coating composition based on a binder mixture as base coat

Hydroxy-functional polyester-polyurethane dispersions comprising a reaction product of: (a) at least one, at least difunctional polyol component; (b) at least one ionizable compound having at least one acid group and at least one functional group capable of reacting with isocyanate groups, the at least one functional group selected from the group consisting of mono-, di-, and trihydroxycarboxylic acids, hydroxysulfonic acids, aminosulfonic acids, and aminocarboxylic acids; (c) at least one acid anhydride; and (d) at least one, at least difunctional polyisocyanate component; methods for preparing such dispersions; compositions containing such dispersions; and uses thereof.

Hydroxy-functional polyester-polyurethane dispersions, methods of preparing the same, compositions containing such dispersions and uses therefor

The present invention provides polyurethane systems which cure by radiation and thermal action with crosslinking, and use thereof for the production of holographic media. The polyurethane compositions of the invention comprise A) polyisocyanates, B) isocyanate-reactive block copolymers, C) compounds having groups which react on exposure to actinic radiation with ethylenically unsaturated compounds with polymerization, D) optionally free radical stabilizers and E) photoinitiators.

Radiation-crosslinking and thermally crosslinking PU systems based on isocyanate-reactive block copolymers

Aqueous UV-hardenable dispersions are provided, as well as their use for the production of coating agents, in particular coatings for ligneous substrates. The dispersions comprise the reaction product of a) one or more polyisocyanates of which at least one polyisocyanate is an oligomeric polyisocyanate of hexamethylene diisocyanate with urethane, biuret, iminooxadiazindione and/or isocyanurate structural units, b) one or more monohydroxy-functional compounds containing (meth)acryloyl groups, c) at least one component c1), which has a hydrophilising effect on the basis of incorporated (potentially) ionic groups and comprises at least one further isocyanate-reactive group and/or at least one component c2) which contains non-ionically hydrophilically acting groups and comprises at least one further isocyanate-reactive group, d) one or more difunctional and/or polyfunctional amines or hydroxyamines as chain extender, and e) optionally other monomeric, oligomeric and/or polymeric substances, which may optionally also contain further unsaturated groups.

UV-hardenable dispersions based on polyisocyanates

The present invention relates to the preparation of aqueous, solvent-free or low-solvent, storage-stable polyurethane crosslinker dispersions having pyrazole-blocked isocyanate groups, to coating compositions prepared from them and to their use in coatings.

Low-solvent or solvent-free crosslinker dispersions with pyrazole-blocked isocyanate groups

The present invention relates to the preparation of aqueous, cosolvent-free polyurethane dispersions with blocked isocyanate groups, to baking varnishes prepared from them, and to their use in coatings.

Preparation of a polyurethane dispersion with blocked isocyanate groups

The invention relates to new, aqueous, hydroxy-functional polyester dispersions containing urethane groups, to a process for preparing them, and to their use in combination with crosslinker resins for preparing paints, coatings and adhesives.

Aqueous hydroxy-functional polyester dispersions containing urethane groups

The invention relates to aqueous dispersions of nanoureas which have a defined charge density on the particle surface, to a process for preparing them and to their use in binder.

Dispersions with nanoureas

The invention relates to water-dilutable, hydroxy-functional polyurethanes containing amide structural units, to a process for preparing them, to aqueous coating compositions prepared from them, and to their use for coating substrates.

Aqueous coating compositions based on polyurethane dispersions

The invention relates to polyurethane solutions with alkoxysilane structural units, processes for the preparation of polyurethane solutions containing alkoxysilane structural units and the use of polyurethane solutions containing alkoxysilane structural units.

Polyurethane solutions containing alkoxysilane structural units

The invention relates to aqueous reactive 2-component binder combinations for aqueous reactive filler compositions, processes for the preparation of aqueous reactive filler compositions based on aqueous reactive 2-component binder combinations and the use of such filler compositions.

Aqueous reactive putty (I)

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Wachtendonk, Germany

Harald Blum