Henkel Ag & Company, Kgaa

Henkel IP Holding Gmbh

Max-planck-gesellschaft Zur F&#xf6;rderung Der Wissenschaften E. V.

Jan-Erik Damke

Johann Klein

Esteban Mejia

Rok Brisar

Udo Kragl

Lars Zander

Andreas Taden

Andrea Gutacker

Katharina Landfester

Christina Despotopoulou

Wu Suen

Andrea Keys Eodice

Helmut Loth

Rolf Tenhaef

Horst Beck

Claudia Meckel-Jonas

Johannes Gerardus De Vries

Adrian Brandt

Alexander Kux

David Briers

Sandra Hinze

Markus Bonigut

Marion Marquardt

Marc Pascal Burmeister

Stefan Kirschbaum

Ralf Bätzgen

Ralf Baetzgen

Sebastian Schmidt

Marta Woznicka

Richard Van Heck

Swarup Ghosh

Ralf BÄTZGEN

The present invention pertains to reactive (moisture curing) plasticizers; adhesives and sealants containing the plasticizers and methods of bonding and sealing substrates with adhesives and sealants containing the plasticizers.

Bio-based reactive plasticizer and adhesives and sealants containing them

The present invention is directed to supported catalyst having utility in the polymerization and co-polymerization of epoxide monomers, said supported catalyst having the general Formula (I):[DMCC]*Supp  (I)

Highly active double metal cyanide compounds

The invention relates to a silylated polyurethane obtainable by reacting: wherein Ris selected from the group consisting of hydrogen and a linear or branched, substituted or unsubstituted hydrocarbon residue having 1 to 20 carbon atoms; Rand Rare same or different and are, independent from one another, selected from a linear or branched, substituted or unsubstituted hydrocarbon residue having 1 to 20 carbon atoms; Ris selected from a linear or branched, substituted or unsubstituted hydrocarbon residue having 1 to 20 carbon atoms; Ris selected from a linear or branched, substituted or unsubstituted hydrocarbon residue having 1 to 20 carbon atoms; Rand Rare same or different and are, independent from one another, selected from a linear or branched, substituted or unsubstituted hydrocarbon residue having 1 to 20 carbon atoms; and n is 1, 2 or 3, a method for preparing thereof, a curable composition comprising the thereby obtained silylated polyurethane, and its use.

Silylated polyurethanes and methods for preparing thereof

The invention relates to a curable composition comprising

Paramagnetic titanium mixtures as vulcanization catalysts

The present invention relates to a method for preparing silicon-containing heterocycles of the general formula (I)  

Method for preparing silicon-containing heterocycles

Disclosed are silane modified copolymers that are moisture curable; curable adhesive compositions comprising the silane modified copolymers; and methods of making the silane modified copolymers.

Silane modified polymers with improved characteristics for adhesive compositions

The present invention discloses silylated polyurethanes obtainable by reacting at least one polyols, at least one polyisocyanates, at least one amide-functionalized silanes of the general formula (I) as described herein and their preparation methods, curable compositions comprising the silylated polyurethanes and their use as adhesive, sealant, spray foam and/or coating.

Silane coupling agents

The invention relates to a curable composition comprising a) at least one polymer having at least one terminal group of the general formula (I)-A-R&#x2014;SiXYZ&#x2003;&#x2003;(I),wherein A is a divalent or trivalent bonding group containing at least one heteroatom, R is selected from divalent hydrocarbon residues having 1 to 12 carbon atoms, X, Y, Z are, independently of one another, selected from the group consisting of a hydroxyl group and Cto Calkyl, Cto Calkoxy, Cto Cacyloxy groups and &#x2014;CH&#x2014;N&#x2014;R' wherein N is oxygen, nitrogen or sulfur, preferably oxygen, and R&#x2032; is selected from Cto Calkyl groups, preferably a methyl group, wherein X, Y, Z are substituents directly bound with the Si atom or the two of the substituents X, Y, Z form a ring together with the Si atom to which they are bound, and at least one of the substituents X, Y, Z is selected from the group consisting of a hydroxyl group, Cto Calkoxy or Cto Cacyloxy groups, and n is 0 or 1; and b) at least one compound of the general formula (II)  wherein Ris same or different and is, independently from one another, selected from the group consisting of a hydrogen atom and hydrocarbon residues having 1 to 12 carbon atoms, Ris same or different and is, independently from one another, selected from hydrocarbon residues having 1 to 12 carbon atoms, Ar is selected from aryl groups, and n is an integer selected from 3 to 9; and adhesive, sealant, or coating materials comprising the composition and use thereof.

Curable composition with improved mechanical properties and high transparency

The present invention discloses silylated polyurethanes obtainable by reacting at least one polyols, at least one polyisocyanates, at least one silicon-containing heterocycle of the general formula (I): 

The invention relates to a curable composition comprising a) at least one polymer having at least one terminal group of the general formula (I)-A-R&#x2014;SiXYZ&#x2003;&#x2003;(I),wherein A is a divalent bonding group containing at least one heteroatom, R is selected from divalent hydrocarbon residues having 1 to 12 carbon atoms, X, Y, Z are, independently of one another, selected from the group consisting of a hydroxyl group and Cto Calkyl, Cto Calkoxy, and Cto Cacyloxy groups, wherein X, Y, Z are substituents directly bound with the Si atom or the two of the substituents X, Y, Z form a ring together with the Si atom to which they are bound, and at least one of the substituents X, Y, Z is selected from the group consisting of a hydroxyl group, Cto Calkoxy or Cto Cacyloxy groups, and n is 0 or 1; and b) at least one compound of the general formula (II) wherein R' is same or different and is, independently from one another, selected from the group consisting of a hydrogen atom and hydrocarbon residues having 1 to 12 carbon atoms, and Ar is selected from aryl groups, and adhesive, sealant, or coating materials comprising the composition and use thereof.

High modulus curable composition

A method for producing a silylated polyurethane that comprises the following steps: (1) reacting at least one polyether polyol having a number average molecular weight of at least 2,000 g/mol with at least one polyisocyanate in the presence of at least one solvent; (2) reacting the reaction product of step (1) with at least one silane of formula (I) A-R&#x2014;SiXYZ (I), where A means &#x2014;NHor &#x2014;NHB, wherein B stands for a branched or linear alkyl radical with 1-12 C atoms, possibly having functional groups, a cyclic alkyl radical having 5-8 C atoms, or an aryl radical, R is a divalent hydrocarbon radical having 1-12 C atoms, and X, Y, Z are substituents on the Si atom and are independently of each other C-Calkyl, C-Calkoxy or C-Cacyloxy groups, wherein at least one of radicals X, Y, Z is a C-Calkoxy or C-Cacyloxy group, in the presence of at least one solvent. Further disclosed is a silylated polyurethane that can be produced by the method, a curable composition based thereon, and the use of such a composition as an adhesive, sealant and/or coating material.

Low-modulus silylated polyurethanes

A silylated polyurethane obtainable by a process comprising the following steps: (a) reacting at least one polyol with at least one triisocyanate to form a hydroxyl-terminated polyurethane prepolymer, and (b) reacting said polyurethane prepolymer with at least one isocyanatosilane of the formula (1): OCN&#x2014;R&#x2014;Si&#x2014;(X)(R), wherein m is 0, 1 or 2, each Ris independently from each other a hydroxyl group, an alkoxy group having 1 to 10 carbon atoms, an acyloxy group having 1 to 10 carbon atoms, or &#x2014;OCH(R)COOR, wherein Ris hydrogen or an alkyl group having 1 to 4 carbon atoms and Ris a straight-chain or branched alkyl group having 1 to 8 carbon atoms, each X is independently from each other and optionally substituted hydrocarbon group having 1 to 10 carbon atoms, which can be interrupted by at least one heteroatom, and R is a difunctional organic group, to endcap the hydroxyl groups on said prepolymer with said isocyanatosilane. The silylated polyurethanes are suitable for use in a preparation as an adhesive, sealant, or coating agent.

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Duesseldorf, Germany

Jan-Erik Damke