3m Innovative Properties Company

Minnesota Mining and Manufacturing Company

Other

Wayne Scott Mahoney

Michael C Palazzotto

Saswata Chakraborty

Michael A Kropp

Babu Nana Gaddam

Guy D Joly

Wendy L Thompson

Ahmed Salih Abuelyaman

Eric Wayne Nelson

Larry R Krepski

Jason D Clapper

Arlin Lee Weikel

Peggy S Willett

Claire Hartmann-Thompson

Thomas P Klun

Hassan Sahouani

Evan L Schwartz

Rajdeep S Kalgutkar

Karissa L Eckert

Kelly A Volp

Joel D Oxman

Kevin Michael Lewandowski

George W Griesgraber

Richard John Pokorny

Duane Douglas Fansler

Michael S Wendland

Robert J DeVoe

Daniel J Skamser

Mario Alberto Perez

Donald Kent Larson

Michael A Johnson

James D Hansen

Robert Steven Clough

Eric G Larson

Robert T Fitzsimons, Jr

Bryan V Hunt

Todd D Jones

Christopher J Campbell

Timothy D Fletcher

Mary M Caruso Dailey

Daniel J Treadwell

Nelson T Rotto

Carl A Laskowski

John M Riedesel

Chad M Amb

Sonja S Mackey

Kevin E Kinzer

Scott B Charles

Ian Dailey

Jeremy M Higgins

Ying Di Zhang

Audrey A Sherman

Frank Y Xu

Albert I Everaerts

William M Lamanna

Brant Ulrick Kolb

Patricia M Savu

Douglas Scott Dunn

Andrew R Fox

Rolf W Biernath

Matthew S Stay

Michael R Berrigan

Robin Edgar Wright

Ying-Yuh Lu

Kevin R Schaffer

John Charles Clark

Yizhong Wang

Dong-Wei Zhu

William H Moser

Pingfan Peter Wu

Lan Hong Liu

Peter A Stark

Richard B Ross

Jeffrey L Solomon

Donald J McClure

William Jeffrey Clatanoff

David A Olson

Mark F Ellis

Eric M Moore

William George Allen

Steven D Theiss

Kathleen S Shafer

Robert R Kieschke

Victor Julian Borer

Bradley W Eaton

Joan V Brennan

Taun L McKenzie

Brett J Sitter

Mark J Hendrickson

Travis L Potts

Kathleen M Humpal

Paul J Homnick

Ying Lin

Tianyu Wu

Roxanne A Boehmer

Shih-Hung Chou

Tao Gong

Vasav Sahni

Joseph M Pieper

Jonathan W Kemling

An electronic device is described comprising an enclosure, wherein the enclosure comprises a cured epoxy resin composition comprising at least 50 volume % of electrically non-conductive thermally conductive inorganic particles. The enclosure may be a housing of a phone, laptop, or mouse. Alternatively, the enclosure may be a case for an electronic device. Also described are epoxy resin compositions and a method of making an enclosure for an electronic device.

Cured epoxy resin composition suitable for electronic device enclosure, articles, and methods

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

Provided are novel crosslinkers and curable compositions including such crosslinkers. Bonded constructions including the disclosed curable compositions display high adhesion, elongation, and impact resistance even if the bonded substrate receives no surface treatment prior to bonding. Provided are elastomeric products including the curable compositions, methods of making the same, and uses thereof.

Crosslinkers and curable compositions including the same

Curable compositions comprise at least one (meth)acrylate monomer; silver; and a photoinitiator system. The photoinitiator system comprises at least one cyclic β-diketone represented by the formula (I) or a tautomer thereof, wherein: Rrepresents H or an organic moiety having from 1 to 32 carbon atoms and optionally 1 to 12 heteroatoms selected from O, N, and combinations thereof; each Rindependently represents H or an aliphatic group having from 1 to 12 carbon atoms, and up to two of oxygen and sulfur atoms; and n represents 1, 2, or 3; and at least one Type II photoinitiator. Methods of making and using the compositions are also disclosed.

Curable compositions and methods of using the same

An orthodontic article is described comprising the reaction product of a free-radically polymerizable resin; a first free-radical photoinitiator having sufficient absorbance at a first wavelength range; and a second free-radical initiator selected from a second photoinitiator having sufficient absorbance at a second wavelength range, wherein the second wavelength range is different than the first wavelength range, or a thermal free-radical initiator. In some embodiments, the first free-radical photoinitiator exhibits a maximum absorbance at a wavelength of the range of 370-380 nm or 320-330 nm and/or comprises photoinitiator groups selected from acyl phosphine oxide or alkyl amine acetophenone. Also described are photopolymerizable compositions and methods.

Orthodontic articles comprising polymerized composition comprising at least two free-radical initiators

The present invention is an optically clear adhesive composition including a free-radically polymerizable acrylate or meth(acrylate) functional group oligomer, a trialkyl borane complex initiator, a photoacid generator, and a photosensitizer. A viscosity of the composition immediately after mixing and a viscosity of the composition about 24 hours after mixing changes by less than about 10%.

Optically clear adhesives containing a trialkyl borane complex initiator and photoacid

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

An electronic device is described comprising an enclosure, wherein the enclosure comprises a cured epoxy resin composition comprising at least 50 volume % of electrically non-conductive thermally conductive inorganic particles, wherein the inorganic particles are selected from alumina, boron nitride, silicon carbide, alumina trihydrate and mixtures thereof. The enclosure may be a housing of a phone, laptop, or mouse. Alternatively, the enclosure may be a case for an electronic device. Also described are epoxy resin compositions and a method of making an enclosure for an electronic device.

The composition includes an acrylic monomer having a carboxylic acid group, an acrylic monomer having a hydroxyl group, and a compound composed of divalent segments L and at least two X groups. The divalent segments L are represented by the formula Each divalent segment L is respectively directly bonded to two secondary N atoms, two tertiary N atoms, or a secondary and a tertiary N atom. Each Rrepresents an alkylene group having from 1 to 4 carbon atoms, and at least some of the Rgroups are &#x2014;CH&#x2014;CH&#x2014;CH&#x2014;CH&#x2014;. Each X group is independently represented by the formula CH&#x2550;C(R)&#x2014;C(O)&#x2014;O&#x2014;V-W&#x2014;C(O)&#x2014;. The acrylic monomer having a carboxylic acid group is present in an amount of at least 20 percent by weight, based on the total weight of acrylic-functional compounds. Articles and a method of using the composition are also described.

Composition including monomer with a carboxylic acid group, monomer with a hydroxyl group, and crosslinker and related articles and methods

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

A composition is described comprising a styrene-isobutylene block copolymer; and at least one ethylenically unsaturated monomer. After curing the composition comprises polymerized units of the ethylenically unsaturated monomer. In some embodiments the ethylenically unsaturated groups are selected from (meth)acryl or vinyl ether. The composition is suitable for use as a (e.g. pressure sensitive) adhesive. Articles, methods of making an article, and methods of bonding are also described.

Composition comprising styrene isobutylene block copolymer and ethylenically unsaturated monomer

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.

Orthodontic articles and polymerizable resin compositions are described. The orthodontic article comprises a cured composition comprising the reaction product of free-radically polymerizable resin comprising 30 to 70 wt. %, inclusive, of at least one urethane component, and 25 to 70 wt. %, inclusive, of reactive diluent(s) comprising at least one monofunctional (meth)acrylate monomer. The polymerizable resin comprises no greater than 35 wt. % of reactive diluent(s) having a high affinity for water. Reactive diluent(s) such as monofunctional (meth)acrylate monomers having a high affinity for water have low log P values. In one embodiment, the polymerizable resin comprises at least one acidic monomer.

Orthodontic articles comprising cured free-radically polymerizable composition with improved strength in aqueous environment

A composition comprising at least one terminally-unsaturated diarylsulfide compound represented by the formula: wherein each R represents an allyl group or a propargyl group. The composition may further comprise an organic polythiol, and optionally a free-radical initiator, and may be formulated as a two-part polymerizable composition. Methods of polymerizing the compositions are also disclosed. 

Compositions and methods of making a polymerized composition

The present disclosure provides a composite particle that includes: a fluorescent semiconductor core/shell nanoparticle (preferably, nanocrystal); and a stabilizing homo-copolymer combined with the core/shell nanoparticle, the stabilizing (co)polymer comprising styrene monomer units and functionalized with phosphine, arsine or stibine groups.

Stabilizing styrenic polymer for quantum dots

Growing community of inventors

Saint Paul, MN, United States of America

Wayne Scott Mahoney