Allnex Belgium S.a.

Cytec Surface Specialties, S.a.

Surface Specialties, S.a.

Cytec Surface Specialities, S.a.

Thierry Randoux

Isabelle Fallais

Jean-Yves Salviato

Marc Decaux

Francis Bergiers

Rami Awad

Luc De Waele

Jeff Vanderlip

Karen Shuler

Rosalyn Waldo

Marc Heylen

Kris Verschueren

Hugues Van Den Bergen

Michel Tielemans

Stephan Peeters

Edmund Urbano

Paul Gevaert

Luc Lindekens

Elodie Siband

Ruben Cleymans

Vincent Stone

Lieven Depuydt

Xavier Deruyttere

Christian Lucot

The present invention relates to an aqueous resin composition (I) comprising at least one polymerizable ethylenically unsaturated polyurethane polymer (A), optionally, at least one polymerizable ethylenically unsaturated compound (B) different from (A), and optionally, at least one neutralizing agent (C); wherein the polyurethane polymer (A) has a weight average molecular weight of less than 15.000 Daltons and is obtained from the reaction of: at least one polyisocyanate (i); at least one hydrophilic compound (ii) containing at least one reactive group capable to react with isocyanate groups and at least one group which is capable to render the polyurethane polymer dispersible or soluble in aqueous medium either directly or after reaction with a neutralizing agent (C) to provide a salt; at least one compound (iii) containing essentially one reactive group capable to react with isocyanate groups and at least one copolymerizable ethylenically unsaturated group; at least one compound (iv) containing at least two reactive groups capable to react with isocyanate groups; and, optionally, at least one chain extender (v) containing at least two reactive groups capable to react with isocyanate groups, which chain extender is different from compounds (iv); and wherein the non-volatile components of the resin composition (I) after drying are re-dispersible or re-soluble in water at 25&#xb0; C. The present invention further relates to radiation curable compositions comprising a resin composition of the invention for use in coating applications or graphic art applications.

Radiation curable aqueous compositions with reversible drying

The present invention relates to a (meth)acrylated compound (A) prepared from: (i) a polyol constituent, (ii) a polyacid constituent and (iii) one or more (meth)acrylating compounds, wherein the polyol constituent comprises at least 30% by weight of one or more cyclic ether polyols, relative to the total weight of the polyol constituent, and wherein the compound (A) optionally further contains one or more moieties selected from the group consisting of (poly)caprolactone-containing moieties (ai), (poly)lactide- and/or (poly)glycolide-containing moieties (aii), moieties providing epoxide groups (aiii) and moieties providing alkylene oxide groups containing from 2 to 4 carbon atoms (aiv). The compounds of the invention are in particular suited for the making of radiation curable coating compositions and inks less prone to migration.

Radiation curable (meth)acrylated compounds

The invention relates to amino(meth)acrylates obtained from the reaction of amines with a mixture of urethane(meth)acrylates and (meth)acrylated diluent sand their use for making coatings, adhesives, varnishes and inks. The amino(meth)acrylates of the invention are particularly suited for use in sealer compositions for parquet and laminate floors.

Radiation curable amino(meth)acrylates

A method of making low extractable coatings, varnishes, adhesives or inks comprising the steps of:

Method of making low extractable coatings using radiation curable compositions containing aminoacrylates

The invention relates to amino(meth)acrylates obtained from the reaction of amines with a mixture of epoxy(meth)acrylates and (meth)acrylated diluent and there use for making flexible varnishes, coatings, adhesives and inks.

Radiation curable amino(meth) acrylates

The invention relates to a radiation curable aqueously dispersed polyester resin composition containing an emulsifier D and the reaction product AC of a hydroxy functional polyester resin A and an olefinically unsaturated compound C which can be radically polymerized and which is attached to the polyester resin backbone by an ester linkage or a urethane linkage. The invention also relates to a process for its preparation and to a method of use thereof.

Aqueous dispersed polyester resin compositions

The present invention relates to a radiation curable composition comprising (a) from 1 to 99% by weight of a (meth)acrylated natural oil which is the reaction product of an unsaturated natural oil with an unsaturated anhydride and a hydroxyl functional (meth)acrylate, and (b) from 1 to 99% by weight of a (meth)acrylated oligomer and/or monomer, and optionally an inert resin and/or filler, as well as their use for making inks and coatings.

Acrylated natural oil compositions

Radiation curable compositions comprising at least one radiation curable oligomer responding to a structure (C)&#x2014;(B)-(A)-[(B)(C)]wherein (A) is the residue of one or more hydroxyl functional polyester having a molecular weight Mhigher than 900, a Tand/or Tm of 5 less than 30&#xb0; C., and which is obtained from an acid constituent comprising at least 75 mole % of saturated aliphatic polyacid and, optionally, 0 to 25 mole % of another polyacid and an alcohol constituent, (B) is the residue of one or more polyisocyanate, (C) is the residue of one or more ethylenically unsaturated hydroxyl compound, and x is from 0.5 to 10.

Radiation curable compositions

Radiation curable compositions comprising at least one radiation curable oligomer obtained from the reaction of one or more carboxyl functional polyester (a) having a glass transition temperature Tand/or melting temperature Tof less than 30&#xb0; C., with (b1) one or more (meth)acrylated mono-epoxide, and/or (b2) one or more polyepoxide and one or more &#x3b1;, &#x3b2; unsaturated carboxylic acid.

The invention relates to a process for preparing a coated metal sheet coil comprising the coating of the metal sheet with a curable composition comprising an (meth)acrylated oligomer which is the reaction product of a carboxyl functionalized polybutadiene comprising x equivalents of &#x2014;COOH groups with (i) y equivalents of one or more (meth)acrylated monoepoxides or (ii) a mixture of z equivalents of one or more polyepoxides and at least (z&#x2212;x) equivalents of an &#x3b1;,&#x3b2;-unsaturated carboxylic acid; with z&#x3e;x and y&#x2267;x.

Process for applying a coating to a coiled metal sheet

The invention relates to a process for preparing a coated metal sheet coil comprising the coating of the metal sheet with a curable composition comprising an (meth)acrylated oligomer which is the reaction product of a carboxyl functionalized polybutadiene comprising x equivalents of &#x2014;COOH groups with (i) y equivalents of one or more (meth)acrylated monoepoxides or (ii) a mixture of z equivalents of one or more polyepoxides and at least (z-x) equivalents of an &#x3b1;,&#x3b2;-unsaturated carboxylic acid; with z&#x3e;x and y&#x2267;x.

Process for applying a coating to coiled metal sheet

The present invention is directed towards water-thinnable phosphorous-containing polymers precursors, their preparation and use. The precursors of the invention are useful in compositions for preparing coatings which impart and/or exhibit resistance to attack, for example which are useful as flame-retardant coatings.

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Braine l'Alleud, Belgium

Thierry Randoux