Basf Se Corporation

Basf Aktiengesellschaft

Matthias Gerst

Matthias Laubender

Gerhard Auchter

Dirk Wulff

Bernd Reck

Bernhard Schuler

Karl-Heinz Schumacher

Ulrike Licht

Matthias Kroner

Glen T Cunkle

Harm Wiese

Gledison Fonseca

Alexander Centner

Andrea Misske

Dieter Faul

Paul Birnbrich

Friederike Fleischhaker

Roelof Balk

Michael Gross

Cornelis Petrus Beyers

Kathrin Michl

Christoph Fleckenstein

Dieter Urban

Konrad Roschmann

Joost Leswin

Thomas Christ

Rafael Galvan

Christoph Kiener

Szilard Csihony

Peter Preishuber-Pfluegl

Heinrich Sack

Timothy D Klots

Oihana Elizalde

Ines Pietsch

Daniel Kehrloesser

Daniel Specker

Stephan Moebius

Burkhardt Dames

Stefan Dreher

Michael Seufert

Johannes T&uuml;rk

Holger Kern

Marc Bothe

Paola Uribe Arocha

Manfred Weber

Hans-Jürgen Raubenheimer

Alexander Zettl

Lisa Houillot

Anja Thomas

Andreas Schwarz

Heinrich Harrer

Eric Neuhaus

Singa D Tobing

Daniel Wilms

Valerie Wilms

Maximillian Ruellmann

Gemma Sanders

Kevin Payne

Juergen Siroky

Sabine Eichhorn

Rüdiger Stark

Augusto Ramos Cucala

Limei Lu

Sujith Chacko

Annika Spies

Daniel KEHRLÖSSER

Stephan MÖBIUS

Jörg-Alexander Dimmer

Maximilian RÜLLMANN

Michael Groß

Bernhard Reck

Timothy Klots

Peter Preishuber-pfluegl

Described herein is a protection film comprising a polyolefin carrier material, a precoating of the polyolefin carrier material with a primer selected from polyurethane dispersions and a pressure-sensitive adhesive layer of a radiation-crosslinked hotmelt adhesive. A process for producing such protection films is also described.

Protective films made of polyolefin support material, primer and radiation-crosslinkable hot melt adhesive

Plasticizer migration-resistant, UV-curable hotmelt adhesive for graphics films and labels made of plasticized PVC Described here is a UV-curable hotmelt adhesive largely resistant to plasticizer migration and comprising a UV-crosslinkable poly(meth)acrylate formed from methyl acrylate, C4-18 alkyl (meth)acrylate, monomer with acid groups, copolymerized photoinitiator and optionally further monomers. The hotmelt adhesive further comprises an aliphatic polyester polymer. The use of the hotmelt adhesive on graphics films and self-adhesive labels made of plasticized PVC is also described.

Plasticizer migration-resistant, UV-curable hotmelt adhesive for graphics films and labels made of plasticized PVC

Described is an adhesive composition in the form of an aqueous polymer dispersion comprising tackifiers, a compound crosslinking via keto or aldehyde groups and a pressure-sensitive adhesive polymer which is formed by emulsion polymerization from soft (meth)acrylic ester monomers, acid monomers, monomers having keto or aldehyde groups, styrene and optionally further monomers, wherein the polymerization may be carried out in the presence of chain transfer agents. The pressure-sensitive adhesive polymer has certain gel contents. The pressure-sensitive adhesive composition may be used to produce adhesive labels, adhesive tapes or adhesive films.

Adhesive composition having a gel content based on cross-linking via keto groups or aldehyde groups

A description is given of a method of making film laminates using a lamination adhesive comprising (a) at least one acrylic polymer A with anhydride groups which are reactive with primary or secondary amine groups; and (b) at least one compound B with at least two amine groups selected from primary and secondary amine groups. The acrylic polymer A has a molecular weight of from 3000 to 50000 and the lamination adhesive is free of organic solvents, free of water and free of compounds with isocyanate groups.

Method of making film laminates using amine-reactive acrylic lamination adhesives

A description is given of a one-component pressure-sensitive adhesive composition in the form of an aqueous polymer dispersion comprising at least one pressure-sensitive adhesive polymer which is formed by emulsion polymerization of soft (meth)acrylic ester monomers, methacrylic acid, and optionally further monomers, where the polymerization takes place in the presence of chain transfer agents or styrene. The pressure-sensitive adhesive polymer has a gel content which is based at least partly on a reversible crosslinking via metal salts. The one-component pressure-sensitive adhesive composition can be used for producing adhesive labels, adhesive tapes or adhesive foils.

One-component pressure-sensitive adhesive composition having gel content based on reversible crosslinking via metal salts

The present invention describes novel macromonomers containing polyisobutene groups and homo- or copolymers thereof.

Macromonomers containing polyisobutene groups, and homopolymers or copolymers thereof

The present invention relates to a method of producing emulsion polymer particles having a core-shell structure wherein at least one polyalkylene oxide containing additive is used in the core, and also to their use in paints, paper coatings, foams, crop protection agents, liquid inks and cosmetic compositions.

Method for producing emulsion polymerisates

The present invention relates to a polymer dispersion comprising A) at least one first phase comprising a) at least one chain growth addition polymer P constructed from 1 to 99.9 wt % of at least one ester from ethylenically unsaturated monomers, as monomer A, 0 to 20 wt % of at least one ethylenically unsaturated carbonitrile, as monomer B, 0.1 to 5 wt % of at least one acid-functional ethylenically unsaturated monomer, as monomer C, 0 to 5 wt % of at least one monomer which, alone or with a crosslinking agent, has crosslinking effect and which is different from the monomers A to C, as monomer D, 0 to 20 wt % of at least one ethylenically unsaturated monomer which forms a chain growth addition homopolymer having a glass transition temperature &#x2265;50&#xb0; C. and which is different from the monomers A to D, as monomer E, the sum of the total amount of the monomers A to E making 100 wt %, a1) optionally at least one polymer seed, b) 10 to 60 parts by weight, based on 100 parts by weight of polymer P, of at least one saccharide compound S, and B) a second phase comprising c) at least one solvent. The present invention also relates to a method for producing the polymer dispersion of the invention, to a polymerization powder, to an adhesive bonding formulation comprising the polymer dispersion of the invention, and to the use of the formulation of the invention as an adhesive.

Binders for flooring adhesives

Disclosed herein are compositions comprising a first copolymer derived from monomers comprising a (meth)acrylate monomer, an acid monomer, and optionally at least one additional monomer selected from the group consisting of styrene, &#x3b1;-methyl-styrene, vinyl toluene, and mixtures thereof, wherein the first copolymer is derived in the absence of a molecular weight regulator and wherein the first copolymer has a weight average molecular weight of less than 10,000 Daltons, and methods of making the same. The compositions and methods disclosed can be used, for instance, in pressure-sensitive adhesive applications.

Pressure-sensitive adhesives comprising low molecular weight acid-functional acrylic resins and methods of making and using same

The present invention relates to a process for producing emulsion polymer particles having a core-shell structure, wherein the weight ratio of the shells is within specific limits, and also to their use in paints, paper coatings, foams and cosmetic compositions.

Disclosed herein are compositions comprising a first copolymer derived from monomers comprising a (meth)acrylate monomer, an acid monomer, and optionally at least one additional monomer selected from the group consisting of styrene, a-methyl-styrene, vinyl toluene, and mixtures thereof, wherein the first copolymer is derived in the absence of a molecular weight regulator and wherein the first copolymer has a weight average molecular weight of less than 10,000 Daltons, and methods of making the same. The compositions and methods disclosed can be used, for instance, in pressure-sensitive adhesive applications.

Described is an aqueous dispersion comprising at least one polymer dispersed in water and having a weight-average molecular weight of less than 50 000 and a glass transition temperature of &#x2212;40&#xb0; C. to 0&#xb0; C., preparable by emulsion polymerization in the presence of at least one chain transfer agent of a monomer mixture comprising at least 40% by weight of C1 to C20 alkyl (meth)acrylates, 0% to 30% by weight of vinylaromatics, at least 0.1% by weight of acid monomers, and 0% to 50% by weight of further monomers. The dispersion can be used in particular as a tackifier for adhesives.

Aqueous polymer dispersion suitable for application as tackifier for adhesives and preparable by emulsion polymerization based on C1 to C20 alkyl (meth)acrylates

A description is given of a pressure-sensitive adhesive dispersion comprising a water-dispersed polymer P1 formed by emulsion polymerization. The polymer P1 is formed from a monomer mixture comprising (a) at least 40% by weight of C4 to C20 alkyl (meth)acrylates which when polymerized as homopolymers have a glass transition temperature of &#x2212;30&#xb0; C. or less, (b) at least 0.05% by weight of (meth)acrylate monomers having a substituent of the formula where X is CH, O, NH or NR and R is a C1 to C4 alkyl group, (c) at least 0.1% by weight of acid monomers. The monomer mixture comprises alternatively at least 0.05% by weight of glycidyl (meth)acrylate and/or the pressure-sensitive adhesive dispersion comprises at least one further polymer P2 which contains glycidyl groups.

Pressure-sensitive adhesive dispersion comprising polymers with ureido groups or ureido-analogous groups and with glycidyl groups

The present invention relates to aqueous polymer dispersions having a polymer content of at least 55% by weight that are suitable for pressure sensitive adhesives. The invention also relates to a process for preparing these aqueous polymer dispersions and also to the use of the aqueous polymer dispersions in pressure sensitive adhesives and, respectively, pressure sensitive adhesive compositions, especially in pressure sensitive adhesives for transparent substrates, such as plastics labels. The aqueous polymer dispersions have a polymer content of at least 55% by weight, based on the total weight of the dispersion, the polymer being composed of ethylenically unsaturated monomers M and having a glass transition temperature below &#x2212;10&#xb0; C., in which the dispersed polymer particles have a polymodal particle size distribution, in which at least 70% by weight have a particle diameter of below 350 nm.

Process for preparing aqueous polymer dispersions for adhesives

Described is a pressure-sensitive adhesive (PSA) polymer formed from (i) 50%-95% by weight of n-butyl acrylate, (ii) 1%-20% by weight of ethyl acrylate, (iii) 1%-20% by weight of vinyl acetate, (iv) 0.1%-5% by weight of at least one ethylenically unsaturated acid or ethylenically unsaturated acid anhydride, and (v) 0% to 30% by weight of other ethylenically unsaturated compounds different from the monomers (i) to (iv). The PSA polymer can be used for producing self-adhesive articles, more particularly paper labels or film labels.

PSA polymer of N-butyl acrylate, ethyl acrylate, vinyl acetate, and acid monomer

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Maikammer, Germany

Matthias Gerst