Basf Aktiengesellschaft

Basf Se Corporation

University of Michigan

Basf Corporation

Edward Bohres

Georg Heinrich Grosch

Michael Stoesser

Stefan Frenzel

Raimund Ruppel

Eva Baum

Kai-Uwe Baldenius

Kai Gumlich

Christian Wulff

Ivette Garcia Castro

Anna Maria Mueller-Cristadoro

Karin Neubecker

Peter Danisch

Radoslaw Kierat

Maria Heuken

Wilfried Sager

Ulrich Mueller

Hartmut Hibst

Ulrich Müller

Omar M Yaghi

Stephan Andreas Schunk

Edward Michael Dexheimer

Stephan Bauer

Marc Walter

Norbert Wagner

Stephan Hüffer

Kathrin Harre

Gerhard Wolf

Frank O Pirrung

Szilard Csihony

Marcus Sigl

Markus Brym

Ulrich Annen

Werner Hinz

Martin Scholtissek

Virginie Bette

Michael Triller

Mohamed Eddaoudi

Lisa Lobree

Sven Titlbach

Regine Helga Bebensee

Rouven Konrad

Michael Stösser

Michael St&ouml;sser

Felix Alexander Westerhaus

Sebastien Garnier

Frank Pirrung

Jennifer Anne Jackson

Xiao Fu

Adam Blanazs

Ulrike Mahn

Judith Christine Braeuer

Michael Ludwig Lejkowski

Carlos Lizandara Pueyo

Hubertus Peter Bell

Audrey Renoncourt

Judith Braeuer

Matthias Fies

Jeffery T Miller

Franz Glocknitzer

Richard B Prager

Jürgen Winkler

Petra Schocker

Maria Socher

Robert Mueller

Tina Noack

Marcus Sigi

Petra SCHÖCKER

Stephan HÜFFER

Stephan A Schunk

The invention relates to a method for the preparation of a hyperbranched polyester mixture obtainable by reacting a hydroxyl group containing carboxylic acid (B) with at least one carboxylic acid group and at least two hydroxyl groups with a diol (C) having a molecular weight of more than 100 g/mol, optionally in the presence of at least one further reactant, wherein the at least one further reactant is a polyol (A) having at least three hydroxyl groups under a reaction condition allowing ester and ether formation; and reacting the mixture resulting from step (a) with a hydrophobic carboxylic acid (D) resulting in the hyperbranched polyester mixture. The invention further relates to said hyperbranched polyester mixture and the use as wax inhibitor, as pour point depressant, as lubricant or in lubricating oils.

Hyperbranched polyesters and their use as wax inhibitor, as pour point depressant, as lubricant or in lubricating oils

Use of hydrophobically modified polyalkanolamines obtainable by condensing at least one trialkanolamine and optionally further condensable monomers and reacting at least one of the terminal OH groups with suitable reactants capable of reacting with OH groups and comprising long chain hydrocarbon groups as wax inhibitor, pour point depressant and additive for lubricants.

Use of hydrophobically modified polyalkanolamines as wax inhibitors, pour point depressant and additive for lubricants

The invention relates to aqueous polymer dispersions comprising at least one polymer obtainable by the reaction of at least one monomer M1 of the general formula (I): HC&#x2550;CH&#x2014;C(O)OR, wherein R is an unbranched alkyl chain comprising from 18 to 22 carbon atoms, and optionally at least one monomer M2. The invention relates moreover to a method for the preparing of such aqueous polymer dispersion and the use thereof as pour point depressant for crude oil, petroleum, and petroleum products.

Aqueous polymer dispersions, a method for their preparation and the use thereof as pour-point depressants for crude oil, petroleum, and petroleum products

Copolymers comprising Cto Colefins and at least two different olefindicarboxylic esters and optionally maleic acid or maleic acid derivatives. The olefindicarboxylic esters are firstly esters with linear C- to C-alkyl groups and secondly esters with short-chain linear, branched or cyclic alkyl groups, or esters with aromatic groups. The invention further relates to a process for preparing copolymers of this kind and to the use thereof as pour point depressant for crude oil, mineral oil and/or mineral oil products, preferably as pour point depressant for crude oil.

Copolymers comprising a-olefins and olefin dicarboxylic acid esters, production thereof, and use thereof as pour point depressants for crude oils, mineral oils, or mineral oil products

An aqueous composition comprising at least a continuous aqueous phase and particles of a paraffin inhibitor component distributed therein, which is stabilized by a combination of at least 3 surfactants. Processes for producing compositions of this kind, and the use of compositions of this kind as a pour point depressant and wax inhibitor.

Aqueous compositions from paraffin inhibitors

Method of fracturing a subterranean formation by injecting an aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant. Aqueous fracturing fluid comprising an aqueous base fluid, a polysaccharide and/or polysaccharide derivative, a crosslinker, which is a water-soluble, layered silicate and a proppant and to the use of water-soluble, layered silicates as crosslinker for aqueous fracturing fluids comprising polysaccharides and/or polysaccharide derivatives.

Process of fracturing subterranean formations with water-soluble layered silicate

The invention relates to aqueous polymer dispersions comprising at least one polymer obtainable by the reaction of at least one monomer M1 of the general formula HC&#x2550;CH&#x2014;C(O)OR (I), wherein R is an unbranched alkyl chain comprising from 18 to 22 carbon atoms, and optionally at least one monomer M2. The invention relates moreover to a method for the preparing of such aqueous polymer dispersion and the use thereof as pour point depressant for crude oil, petroleum, and petroleum products.

Process for the production of leather, wherein pelts, pickled pelts or semifinished products are treated with at least one copolymer (A) which is obtainable by copolymerization of the following comonomers:

Method for the production of leather, copolymers that are suitable therefor, and further uses thereof

A process for producing leather comprises treating part-processed hides, crust leathers or pelts with at least one aqueous float comprising

Leather production and aqueous formulations suitable therefor

The invention relates to a process for preparing DMC catalysts by reacting cyanometalate compounds, preferably cyanometalate salts, in particular alkali metal or alkaline earth metal salts, with metal salts, wherein the reaction is carried out in the presence of a Br&#xf6;nsted acid.

Method for producing an DMC catalyst

The present invention relates to polyethers which are obtainable from 1 -butene oxide and an alcohol using a double metal cyanide compound as a catalyst and have a content of unsaturated components of 6 mol% or more, to a process for preparing such a polyether and also to the use of a polyether according to the invention as a carrier oil or in a carrier oil formulation, in particular in additive packages for gasoline fuels, and furthermore also to carrier oil formulations and also to fuels comprising a polyether according to the invention.

Polyethers and their use as carrier oils

The present invention relates to a process for preparing at least one alkoxylate, which comprises bringing at least one alkylene oxide selected from the group consisting of ethylene oxide, propylene oxide, butylene oxide, pentylene oxide and decene oxide into contact with at least one starter compound in the presence of at least one double metal cyanide compound, with the reaction being carried out at a temperature of from 130&#xb0; C. to 155&#xb0; C., to the alkoxylates, in particular ethoxylates, themselves and to the use of such ethoxylates as emulsifier, foam regulator or as wetting agents for hard surfaces.

Method for producing alkanol alkoxylates at optimal reaction temperatures

The present invention relates to a process for preparing a polyetherol which comprises reacting at least one alkylene oxide with at least one starter compound in the presence of a catalyst of the formula I:M[MO(OH)],&#x2003;&#x2003;(I)and to the polyetherols prepared by such a process and to their use for the synthesis of polyurethanes, as fuel additive or as surfactant.

Method for the production of polyetherols

The present invention relates to compositions at least comprising one alkoxylate of the formula RO(A)(B)H, to processes for the preparation of such compositions, in particular in the presence of double-metal cyanide compounds as catalyst, and their use as emulsifier, foam regulator or as wetting agents for hard surfaces. Moreover, the present invention also relates to the use of such compositions in detergents and surfactant formulations.

Alkoxylates exhibiting low residual alcohol content

Growing community of inventors

Mannheim, Germany

Edward Bohres