The Goodyear & Tire Rubber Company

Basf Aktiengesellschaft

Basf Se Corporation

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Centre National De La Recherche Scientifique

Solvay Sa

Basf Schweiz Ag

Stefan Mecking

Mubarik Mahmood Chowdhry

Florian M Bauers

Markus Schmid

Marc Oliver Kristen

Tobias Heinz Steinke

Cyril Aymonier

Vincent Bodart

Hannes Leicht

Inigo Gottker Genannt Schnetmann

Xavier Sava

Peter Preishuber-Pfluegl

Horst Weiss

Hans-Helmut Görtz

Margaret McGuigan Flook

Margaret Flook Vielhaber

Julia Bauer

Inigo Göttker-Schnetmann

Philip Kenyon

Lambertus Manders

Jacob Wildeson

Monica Haag

Rolf Mülhaupt

François Cansell

Peter Preishuber-Pflügl

Dorothee Quinzler

Sandy Moisan

Victor Martinez

Martin Zuideveld

Inigo Göttker Genannt Schnetmann

Ludmila Kolb

Margaret Mcguigan Flook

Inigo GÖTTKER Schnetmann

Thomas Hermant

Florian Stempfle

Inigo Johannes Göttker-Schnetmann

Julia Katharina Bauer

The invention is directed to functionalized aluminum reagents of formula 1 where R is a linear or branched alkane group containing 1 to 8 carbon atoms, and Ris phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 where Rand Rare independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or Rand Rtaken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms.

Functionalized aluminum reagents

The present invention is directed to a method of making a functionalized elastomer, comprising the step of polymerizing a conjugated diene monomer in the presence of a lanthanide-based coordination polymerization catalyst activated with a functionalized aluminum reagent of formula 1 where R is a linear or branched alkane group containing 1 to 8 carbon atoms, and R1 is phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Q is of formula 2 where R3 and R4 are independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or R3 and R4 taken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atom.

Method of making a functionalized elastomer, elastomer, rubber composition and tire

The present invention is directed to a stereoregular functionalized elastomer represented by poly(M1 co M2), wherein the functionalized elastomer comprises a microstructure selected from the group consisting of microstructures having at least 90 percent by weight of monomer residues in trans 1,4-configuration, and microstructures having at least 80 percent by weight of monomer residues in cis 1,4-configuration; wherein M1 is selected from the group consisting of isoprene and 1,3-butadiene; and M2 is of formula 4 wherein Ris a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; Xis selected from formulas 5 and 6 wherein Rand Rare independently trialkylsilyl, phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or one of Rand Ris hydrogen and the other is phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or Rand Rtaken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms; and Xis a sulfur atom or a structure of formula 7 or 8 wherein when Xis of formula 8, the S atom of formula 8 is adjacent to the phenyl ring of formula 6 and the N atom of formula 8 is adjacent to R.

Functionalized elastomer

The present invention is directed to a method of making a functionalized elastomer, comprising the step of polymerizing monomers comprising a conjugated diene monomer in the presence of a lathanide-based coordination polymerization catalyst activated with a magnesium compound of formula 1   

Method of making a functionalized elastomer

The present invention is directed to a copolymer of a monomer selected from the group consisting of 1,3-butadiene and isoprene, and a monomer of formula I wherein Ris phenylene, or a linear or branched alkane diyl group containing 2 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Rand Rare independently phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or one of Rand Ris hydrogen and the other is phenyl or a linear or branched alkyl group containing 1 to 10 carbon atoms, or Rand Rtaken together with the nitrogen atom represent a nitrogen containing heterocyclic group containing from 4 to 12 carbon atoms; and Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms. The invention is further directed to a rubber composition including the copolymer, and a pneumatic tire containing the rubber composition. The invention is further directed to a method of making such a copolymer.

Functionalized elastomer containing a nitrogen group

The present invention is directed to a copolymer of a first monomer and a second monomer, wherein the first monomer is selected from the group consisting of 1,3-butadiene, isoprene, and styrene; and the second monomer is of formula I or V wherein Ris a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Rand Rare independently linear or branched alkyl groups containing 1 to 10 carbon atoms; Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; and Ris a linear or branched alkane diyl group containing 1 to 20 carbon atoms, or a bridging aromatic group. The invention is further directed to a rubber composition including the copolymer, and a pneumatic tire containing the rubber composition. The invention is further directed to a method of making such a copolymer.

Functionalized elastomer containing a boron group

The present invention is directed to a copolymer of a monomer selected from the group consisting of 1,3-butadiene and isoprene, and a monomer of formula I wherein Ris a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; and Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; and X is a sulfur atom or a structure of formula II or III, wherein when X is of formula III, the S atom of formula III is adjacent to the phenyl ring of formula I and the N atom of formula III is adjacent to R1 

Functionalized elastomer containing a sulfur group

The present invention is directed to a copolymer of 1,3-butadiene or isoprene and a monomer of formula I or V wherein Ris a covalent bond, phenylene, a linear or branched alkane diyl group containing 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing 1 to 10 carbon atoms; Rand Rare independently linear or branched alkyl groups containing 1 to 10 carbon atoms; or Ris a linear or branched alkane diyl group containing 1 to 20 carbon atoms, or a bridging aromatic group. The invention is further directed to a rubber composition including the copolymer, and a pneumatic tire containing the rubber composition. The invention is further directed to a method of making such a copolymer.

The present invention is directed to a copolymer of 1,3-butadiene or isoprene and a monomer of formula I or formula II where Ris a covalent bond or C1 to C8 linear or branched alkanediyl; R, R, Rare independently C1 to C8 linear or branched alkyl or &#x2014;OR, where Ris C1 to C8 linear or branched alkyl, with the proviso that at least one of R, R, and Ris &#x2014;OR, and where Ris hydrogen or C1 to C8 linear or branched alkyl. The invention is further directed to a rubber composition including the copolymer, and a pneumatic tire containing the rubber composition. The invention is further directed to a method of making such a copolymer.

The present invention is directed to a functionalized elastomer comprising the reaction product of Y and Z, wherein Y is a copolymer of a first monomer and a second monomer, wherein the first monomer is selected from the group consisting of 1,3-butadiene, isoprene, and styrene; and the second monomer is selected from the group consisting of formula 1 and 2 wherein B is boron; O is oxygen; Rand Rare independently linear or branched alkyl groups containing 1 to 10 carbon atoms; Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; and Ris a linear or branched alkane diyl group containing 1 to 20 carbon atoms, or a bridging aromatic group; and Z is a compound of formula 3 where Ris phenylene, a linear or branched alkane diyl group containing from 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing from 1 to 10 carbon atoms; and Q is hydrogen, bromine, or a functional group comprising at least one heteroatom selected from the group consisting of nitrogen, oxygen, phosphorus, silicon, and sulfur.

Functionalized elastomer via allylboration

The present invention is directed to a method of making a functionalized elastomer, comprising the steps of: forming a copolymer Y by copolymerizing a first monomer and a second monomer, wherein the first monomer is selected from the group consisting of 1,3-butadiene, isoprene, and styrene; the second monomer is selected from the group consisting of formula 1 or 2 wherein B is boron; O is oxygen; Rand Rare independently linear or branched alkyl groups containing 1 to 10 carbon atoms; Ris hydrogen or a linear or branched alkyl group containing 1 to 10 carbon atoms; and Ris a linear or branched alkane diyl group containing 1 to 20 carbon atoms, or a bridging aromatic group; and reacting the copolymer Y with a compound Z to form the functionalized elastomer, wherein Z is a compound of formula 3 where Ris phenylene, a linear or branched alkane diyl group containing from 1 to 10 carbon atoms, or a combination of one or more phenylene groups and one or more linear or branched alkane diyl groups containing from 1 to 10 carbon atoms; and Q is hydrogen, bromine, or a functional group comprising at least one heteroatom selected from the group consisting of nitrogen, oxygen, phosphorus, silicon, and sulfur.

Method of making a functionalized elastomer via allylboration

Polycondensates with long-chain linear methylene sequences, their production, a method for producing linear odd-numbered C&#x3b1;,&#x3c9;-dicarboxylic acids and derivatives thereof and applications of the polycondensates are described.

Polymers made of renewable resources

The invention relates to a method of preparing a particle-based composition, comprising: (i) bringing into contact a mixture comprising a dendritic structure and a metal compound precursor in a fluid, under temperature and pressure conditions such that the mixture is not soluble in the fluid; and (ii) chemically converting the metal compound precursor.

Synthesis of particles in dendritic structures

A method for the emulsion polymerization of one or more olefins by reacting a ligand of general formulae Ia and Ib or a mixture of at least two ligands Ia or Ib, wherein R respectively represents one or several of the following radicals; hydrogen, halogen, nitrile, C-C-alkyl groups, C-C-alkoxy groups, C-C-aralkyl groups, C6-C14-aryl groups, and wherein identical or different compounds of general formulae Ia and Ib can, optionally, be concatenated by one or several bridges, with a phosphine compound PR3' and a metal compound of general formula M(L)or M(L)(L), wherein the variables are defined as follows: M is a transition metal of groups 7-10 in the periodic system of the elements; Lrepresents phosphanes (R)PHor amines (R)NHwith identical or different radicals R, ether (R)O, HO, alkohols (R)OH, pyridine, pyridine derivatives of formula CH(R)N, CO, C-C-alkylnitriles, C-C-arylnitriles or ethylenically unsaturated double bond systems, wherein x is a whole number ranging from 0-3, Lrepresents halogenide ions RNH, wherein x is a whole number ranging from 0 3 and Rrepresents C-C-alkyl, and C-C-alkylane ions, allylane ions, benzylane ions or arylane ions, wherein Land Lcan be concatenated with each other by one or several covalent bonds, z is a number ranging from 0 4. The invention also relates to the immediate use of the reaction product in the polymerization or copolymerization of olefins in water or in a solvent mixture containing at least 50 vol. % water in the presence of an emulsifier and, optionally, in the presence of an activator. 

Method for the emulsion polymerization of olefins

The invention relates to a method for the production of aqueous polymer dispersions, by the polymerisation of one or more olefins in aqueous media in the presence of dispersing agents and optionally organic solvents, characterised in that the polymerisation of the olefin(s) is catalysed by means of one or more complex compounds of general formula (I), where at least one of the groups Rto Rmust be in the form of a group of the following general formula (II) where Z=an electron-withdrawing group and n=a whole number from 1 to 5.

Growing community of inventors

Constance, Germany

Stefan Mecking