3m Innovative Properties Company

Solvay Specialty Polymers Usa, LLC

Claire Hartmann-Thompson

Evan L Schwartz

Wayne Scott Mahoney

Marina M Kaplun

Mark J Pellerite

Saswata Chakraborty

John C Thomas

Audrey A Sherman

John P Baetzold

Bryan V Hunt

Kelly A Volp

Shijing Cheng

Tabitha A Silliman

Kurt J Halverson

Ahmed Salih Abuelyaman

Raymond Patrick Johnston

Michael A Kropp

Guy D Joly

Steven D Solomonson

James P DiZio

Jitendra Singh Rathore

Justin P Meyer

Brett J Sitter

Carl A Laskowski

Joel Pollino

Sonja S Mackey

Daniel J Rogers

Nicholas C Erickson

Satchit Srinivasan

Samuel J Carpenter

Adam D Miller

Jonathan A Anim-Addo

Amanda K Leone

Henry Bradley

Gregory Goschy

Jonathan J Anderson

John Christopher Thomas

An adhesive composition is described comprising at least one cyclic imide monomer comprising an unsaturated carbonyl. The adhesive composition is a polymerizable composition or a polymerized composition. The polymerizable adhesive composition may comprise at least one monomer, oligomer, polymer, or a combination thereof comprising ethylenically unsaturated groups and/or an epoxy resin. The cyclic imide monomer may comprise an imide group with an α, β-unsaturated carbonyl in a heterocyclic ring wherein the ring comprises at least 6 covalently bonded atoms. Also described are methods of forming an adhesive coated substrate and articles.

Adhesives comprising cyclic imide addition-fragmentation and adhesion agents

Low dielectric constant curable compositions include a first alkyl (meth)acrylate monomer with 12 or more carbon atoms, a crosslinking monomer, a copolymeric additive of a polycarbosilane or a polycarbosiloxane, and at least one initiator. The curable composition is solvent free and inkjet printable. Upon curing the curable composition forms a non-crystalline, optically transparent layer with a dielectric constant of less than or equal to 3.0 at 1 MegaHertz.

Low dielectric constant curable compositions

An article (e.g. film, tape or pipe) is described comprising a microstructured surface. The microstructured surface comprises a thermoplastic polymer; and a block copolymer additive comprising a poly(alkylene)oxide block having a molecular weight greater than 250 or 500 g/mole and at least one hydrophobic block. Also described is a method of making such articles. Also described is a triblock copolymer comprising a poly(alkylene oxide) midblock and hydrocarbon end blocks; and compositions comprising a thermoplastic polymer and un to 50 wt. % of the block copolymer.

Microstructured film comprising polyalkylene oxide block copolymer, compositions and methods

Coatable metal-polymer hybrid compositions include a polyoxometalate and a siloxane-based polyamine. The coatable composition, upon coating forms a layer, that is optically transparent and has a refractive index of at least 1.42. The polyoxometalate and the amino groups of the siloxane-based polyamine form crosslinks via an acid-base interaction. The layer may also include a fluid.

Metal-polymer hybrid materials with a high refractive index

A dihaloorganosilane is represented by the formula (I): Each X independently represents Cl, Br, or I. Each Arindependently represents a phenylene group optionally substituted by 1 to 4 alkyl groups selected from methyl or ethyl. Each Rindependently represents an alkylene group having from 2 to 18 carbon atoms. Each Rindependently represents methyl or ethyl. Each Rindependently represents an alkylene group having from 1 to 18 carbon atoms. Each Rindependently represents an alkylene group having from 2 to 18 carbon atoms, and n is an integer in a range of 0 to 5, inclusive. Ionic organosilanes preparable from the dihaloorganosilanes are represented by the formula (II): Membrane compositions and membranes containing the ionic organosilanes are also disclosed.

Organosilane, ionic organosilane, membrane composition, and membrane

Low dielectric constant curable compositions include a first alkyl (meth)acrylate monomer with 12 or more carbon atoms, a crosslinking monomer, a copolymeric additive of a polyisobutylene-polysiloxane block copolymer, and at least one initiator. The curable composition is solvent free and inkjet printable. Upon curing the curable composition forms a non-crystalline, optically clear layer with a dielectric constant of less than or equal to 3.0 at 1 MegaHertz.

Cationic copolymers having pendant N-allylimidazolium-containing groups are provided. The cationic copolymers can be used, for example, to provide anion exchange membranes for use in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells. The anion exchange membranes typically have good mechanical properties and ionic conductivity.

Cationic copolymers with pendant N-allylimidazolium groups

A crosslinkable copolymer is provided. The crosslinkable copolymer has pendant cationic nitrogen-containing groups with some, but not all, of these pendant groups further including a (meth)acryloyl group. The (meth)acryloyl groups can react to form a crosslinked copolymer that is ionically conductive. The crosslinked copolymer can be used to provide an anion exchange membrane that can be used in electrochemical cells such as fuel cells, electrolyzers, batteries, and electrodialysis cells.

Copolymers with cationic, nitrogen-containing groups and anion exchange membranes made therefrom

Curable compositions include an acrylate of Formula I: Formula I at least one multifunctional (meth)acrylate with fused aromatic groups, heteroarylene groups, heteroalkylene groups, alkylene groups, or aralkylene groups, and a photoinitiator. The compositions, when cured, have a refractive index of 1.63 or greater at 532 nanometers, are optically transparent, and have a thermal stability such that upon heating for 1 hour at 250&#xb0; C. they have a weight loss of 3.5% or less.

Curable high refractive index compositions and articles prepared from them

Cationic polymers are provided that comprise monomeric units of Formula (V). (V) Each asterisk (*) indicates an attachment position to another monomeric unit; R is hydrogen or methyl; each Ris each independently an alkyl, aryl, or a combination thereof; L is a linking group comprising an alkylene group; and +Ris a cationic nitrogen-containing group free of any N&#x2014;H bonds. Membranes formed from said cationic polymers, devices including such membranes, and methods of making such cationic polymers are also provided.

Copolymers containing pendant ionomeric carbosilane groups

Layers of siloxane tackifying resins that do not contain siloxane fluids, gums or polymers act as adhesion promotion agents. Articles include a substrate layer, a non-tacky siloxane tackifying resin adhesion promotion layer disposed on the surface of the substrate layer, and a crosslinked siloxane layer in contact with the adhesion promotion layer. The crosslinked siloxane layer is not an adhesive layer. The adhesion of the crosslinked siloxane layer to the substrate is greater than the adhesion without the non-tacky siloxane tackifying adhesion promotion layer.

Siloxane tackifying resin layers as adhesion promotion agents

Curable ink compositions include a curable aromatic monomer composition, and surface treated metal oxide nanoparticles. The surface treated metal oxide nanoparticles are surface treated with a mixture of at least two silane-functional surface treatment agents, at least one aromatic-containing silane-functional surface treatment agent and at least one silane-functional surface treatment agent comprising a co-polymerizable group. The curable ink composition is inkjet printable, having a viscosity of 30 centipoise or less at a temperature of from room temperature to 60&#xb0; C., and is free from solvents. The curable ink composition, when printed and cured, has a refractive index of 1.55 or greater, and is optically clear.

Curable high refractive index ink compositions and articles prepared from the ink compositions

Barrier adhesive compositions include at least one polyisobutylene-containing polymer and a curable silsesquioxane additive. The curable silsesquioxane additive may contain free radically polymerizable groups. Barrier film articles include the barrier adhesive compositions and a film. The barrier film articles can be used to encapsulate organic electronic devices.

Barrier adhesive compositions and articles

Curable ink compositions include at least one aromatic (meth)acrylate, at least one multifunctional (meth)acrylate with heteroaromatic groups, fused aromatic groups, heteroalkylene groups, or a group containing both heteroalkylene and aromatic groups, and a photoinitiator. The curable ink composition is Inkjet printable, having a viscosity of 30 centipoise or less at a temperature of from room temperature to 35&#xb0; C., and is free from solvents. The ink composition, when printed and cured has a refractive index of 1.55 or greater, and is optically clear. The cured ink composition, when cured to a thickness of from 1-16 micrometers, has a surface roughness of less than or equal to 5 nanometers.

Hyperbranched polydiorganosiloxane polyoxamide polymers are formed from reaction mixtures containing AXand BZcompounds where either A or B is a siloxane-based group, and each X is either an oxalylamino-functional group or an amino-functional group, and each Z is either an amino-functional group or an oxylamino-functional group, such that upon reaction X and Z form an oxamide bond.

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Lake Elmo, MN, United States of America

Claire Hartmann-Thompson