Basf Se Corporation

Basf Aktiengesellschaft

Basf Aktiengesellscaft

Andreas Emge

Bernd Bruchmann

Frank Prissok

Marc Fricke

Daniel Freidank

Andre Meyer

Achim Loeffler

Holger Seifert

Nils Mohmeyer

Berend Eling

Marta Reinoso Garcia

Sirus Zarbakhsh

Daniel Schoenfelder

Iran Otero Martinez

Vijay Immanuel Raman

Michael Harms

Christian Koenig

Dejan Petrovic

Johann Klassen

Ralf Fritz

Christian Holtze

Thomas Danner

Andrea Eisenhardt

Stefan Dinsch

Franz Xaver Redl

Oliver Reese

Sibylle Schoeps

Gottfried Knorr

Stefan Auffarth

Markus Schütte

Sonja Judat

Marco Ortalda

Volker Schädler

Robert Engel

Yue Feng

Ingrid Martin

Stephan Hess

Daniela Tepe

Stefan Winnig

Cheun Gwo Chen

Annika Habicht

Jia Liang Di

Christian Stelling

YueXia Feng

Michael Hasenpatt

Cheun-Gwo Chen

Xiao-Kun Yang

Laura Feddrich

Sibylle Schöps

Werner Wiegmann

Antonio Sanchez-ferrer

Achim Löffler

Daniel SCHÖNFELDER

Bernd Zaschke

Peter Malotki

Ingrid Martn

Described herein is a process for preparing a polyurethane-type fiber composite material, said process including (a) di- and/or polyisocyanates, (b) compounds having isocyanate-reactive hydrogen atoms, (c) compounds including at least one carbon-carbon double bond, (d) optionally a catalyst to hasten a urethane reaction, (e) optionally a free-radical initiator, and (f) optionally further auxiliary and added-substance materials, being mixed into a reaction mixture—with concomitant wetting of a fiber material—and cured. Also described herein is a polyurethane-type fiber composite material obtainable by a process described herein and also to a method of using the polyurethane-type fiber composite material as a structural component part.

Polyurethane material with a high temperature resistance

Described herein is a compact polyurethane having a density of ≥850 g/l, obtainable by reacting at least the components: Also described herein are a process for producing such a compact polyurethane and compact polyurethanes obtainable by this process. Also described herein is a method of using such a compact polyurethane for the production of a fiber composite. Also described herein are a corresponding fiber composite material and a process for producing such a fiber composite.

Compact polyurethane

The present disclosure relates to processes for the production of a polyurethane material, where (a) di- and/or polyisocyanates, (b) compounds which have hydrogen atoms reactive toward isocyanate groups and which do not include compounds having carbon-carbon double bonds, (c) compounds including at least one carbon-carbon double bond, (d) optionally catalyst that accelerates the urethane reaction, and (e) optionally other auxiliaries and additives are mixed to give a reaction mixture and the mixture is hardened at temperatures above 120° C. The present disclosure further relates to a polyurethane material obtainable by this process, and also to the use of the polyurethane material, in particular of a polyurethane fiber-composite material as structural components.

Polyurethane-based polymer material having excellent resistance to heat distortion and elongation at tear

Described herein is a device for impregnating individual fibers, individual threads, or individual rovings with a matrix material, including a porous material that is soaked with the matrix material, and a metering installation for metering matrix material into the porous material, where an installation by way of which the individual fiber to be impregnated, the individual thread to be impregnated, or the individual roving to be impregnated can be pressed against an end face of the porous material is included, or where the porous material is received in a sleeve and the individual fiber, the individual thread, or the individual roving can be guided through the porous material in the sleeve. Also described herein is a method for producing a component from impregnated individual fibers, individual threads, or individual rovings.

Device and method for impregnating individual fibers, individual threads, or individual rovings

The present invention relates to the synthesis of polymer polyols in unsaturated polyols as liquid phase, polymer polyols and their use.

Synthesis of polymer polyols in unsaturated polyols, polymer polyols and their use

The present invention relates to a process for producing a polyurethane sealant, which comprises mixing (a) polyisocyanate, (b) polyetherpolyols, (c) aliphatic, exclusively amine initiated alkoxylation products having an OH-number of 400 to 1000 mg KOH/g and a functionality of 4, (d) blowing agents and optionally (e) chain extenders and/or crosslinking agents, (f) catalysts and (g) auxiliaries and/or additives to give a reaction mixture and reacting the reaction mixture to give the polyurethane sealant. The present invention further relates to a cast in place polyurethane sealant, obtained according to a process according to the present invention.

Polyurethane sealant

The present invention relates to a process for production of artificial leather comprising top coat, polyurethane layer and optional substrate layer, said process comprising i) providing a release layer, ii) applying one or more than one layer of a top coat to the release layer to an overall top coat layer thickness in the range from 1 to 500 &#x3bc;m, iii) applying first polyurethane system components comprising an isocyanate component (A) and a polyol component (B) to the top coat to form a first polyurethane layer, wherein the isocyanate index of the first polyurethane system components is in the range from 101 to 140, iv) optionally applying further polyurethane system components to the first polyurethane layer to form further polyurethane layers, v) optionally applying a substrate layer to the polyurethane system components, vi) curing the polyurethane system components to form a polyurethane layer, and vii) separating the release layer from the top coat, wherein the overall thickness of the first and optionally further polyurethane layers is in the range from 0.01 to 20 mm and the polyurethane system components are solvent-free. The present invention further relates to an artificial leather obtainable by such a process and to the use of the artificial leather as upper materials for footwear.

Method for producing an artificial leather with improved flexing endurance properties

The invention relates to particle-comprising polyether alcohols which can be prepared by in-situ polymerization of olefinically unsaturated monomers in a polyether alcohol, wherein the polymerization is carried out in the presence of at least one compound (A) comprising a polysiloxane chain to which at least one polyether chain comprising at least one reactive hydrogen atom and a polyether chain comprising at least one olefinic double bond are bonded.

Particle-comprising polyether alcohols

The present invention relates to a dispersion comprising

Process for preparing polyol dispersions

The present invention relates to foamed polyurethane obtainable by mixing a) polyisocyanates, b) relatively high molecular weight compounds having groups reactive toward isocyanate groups, c) solid particles, d) blowing agents, e) if appropriate, chain extender, crosslinking agent or mixtures thereof, f) if appropriate, catalyst and g) if appropriate, other additives to give a reaction mixture and allowing the reaction mixture to react to completion, the propotion of chain extender being less than 6% by weight, based on the total weight of the components a) to f), the content of solid particles being greater than 15% by weight, based on the total weight of the components a) to f), and the average functionality of the relatively high molecular weight compounds having groups reactive toward isocyanate groups being less 2.5. The present invention furthermore relates to a molding comprising a foamed polyurethane according to the invention, a process for the preparation of the foamed polyurethane according to the invention and the use of a molding according to the invention as a shoe sole.

Foamed polyurethanes having improved flexing endurance properties

The present invention relates to an open-cell polyurethane foam comprising polyester and polyether structures and having a density of 70 to 300 g/L, 1 to 20 cells/cm, a rebound intensity greater than 30%, an elongation at break of greater than 200%, a tear propagation resistance of greater than 1.2 N/mm and a tensile strength of greater than 200 kPa. The present invention further relates to a process for producing inventive open-cell polyurethane sponges and to the use thereof as a pipe cleaning sponge.

Coarse-cell polyurethane elastomers

The invention relates to a process for producing rigid polyurethane foams by reacting

Method for the production of rigid polyurethane foam

Method for producing rigid polyurethane foams

Growing community of inventors

Lemfoerde, Germany

Andreas Emge