3m Innovative Properties Company

Minnesota Mining and Manufacturing Company

Wendy L Thompson

William J Schultz

James M Nelson

Wayne Scott Mahoney

Steven C Hackett

Brant Ulrick Kolb

Scott B Charles

Matthew N Archibald

Catherine A Leatherdale

Michael A Kropp

Craig R Schardt

Peter D Condo

Ryan E Marx

Kristin LaVelle Thunhorst

D Scott Thompson

Douglas P Goetz

Jeremy M Higgins

Jay R Lomeda

Babu Nana Gaddam

Kevin Michael Lewandowski

Donald Kent Larson

John Charles Clark

Eric G Larson

Kelly S Anderson

Timothy D Fletcher

Daniel J Treadwell

David J Plaut

James E Thorson

Brett A Beiermann

Terry Lee Smith

Frank Y Xu

Albert I Everaerts

Sumita Basu Mitra

Mikhail L Pekurovsky

Duane Douglas Fansler

Jayshree Seth

Chad A Haraldson

Michael C Palazzotto

Mario Alberto Perez

Jimmie Rae Baran, Jr

Rolf W Biernath

Matthew S Stay

Hassan Sahouani

Emily S Goenner

Reinhold Hecht

Clayton Allen George

Alphonsus V Pocius

Jie Yang

Mark A Strobel

Stefan H Gryska

Christoph H Thalacker

Terence D Spawn

Kanta Kumar

Robert M Jennings

Donald J McClure

Nathan E Schultz

Daniel E Meyer

William Jeffrey Clatanoff

Terry R Hobbs

John T Brady

Mark F Ellis

Jay M Jennen

William George Allen

Jung-Sheng Wu

Eumi Pyun

Victor Julian Borer

Taun L McKenzie

Gregory F King

Brian N Holmes

Mark J Hendrickson

Roy Wong

Kathleen M Humpal

Joel A Getschel

Feng Bai

Kent S Tarbutton

Grant F Tiefenbruck

Adriana Paiva

Jeffrey T Anderson

Sharon Wang

Mary I Buckett

Jeffrey D Malmer

Dong Wu

Haeen Sykora

Benjamin J Anderson

Uwe H Hoheisel

Randy A Larson

Andrew M Hine

Mark McCormick

Paul D Pennington

Gezahegn D Damte

Raman Kumar Selli

Kathleen B Gross

Victoria A Russell

Edward G Stewart

Kelly J Gibbens

Susan C Noe

Steven John Pachuta

Susan K Yarmey

Stephen J Znameroski

Armin Kayser

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 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.

Various embodiments disclosed relate to a resin including nanoparticles including surface-bonded hydrophobically-modifying alkyl groups. The present invention provides a resin component that includes a curable resin. The resin component also includes nanoparticles dispersed in the resin. The nanoparticles each independently include surface-bonded hydrophobically-modifying (C-C)hydrocarbyl groups. At least one of the (C-C)hydrocarbyl groups is a (C-C)alkyl group and at least one of the surface-bonded hydrophobically-modifying (C-C)hydrocarbyl groups is a (C-C)aryl group.

Curable resin including nanoparticles including surface-bonded hydrophobically-modifying alkyl groups

The present disclosure provides a resin blend containing a blend of a first phthalonitrile resin, a filler, and a bisphenol M diphthalonitrile ether resin. Suitable fillers include at least one of nanoparticles, microparticles, or fibers. The present disclosure also provides an article including a polymerization product of such a resin blend. The resin blends can be prepared at lower temperatures than phthalonitrile resin blends without a bisphenol M diphthalonitrile ether resin.

Bisphenol M diphthalonitrile ether resin blends including a filler, and articles

Embodiments can include aqueous coating compositions, modified particles and methods. In an embodiment, an aqueous coating composition is included with particles having an inorganic core, a surface on the outside of the core, an agent including a hydrophobic moiety adhering to the surface, and an agent including a hydrophilic moiety adhering to the surface. The aqueous coating composition can further include a film forming polymer composition including a polymer and water. The particles can be mixed with the polymer composition. In an embodiment, a method of coating a flooring surface is included, the method including applying an aqueous coating composition to a flooring surface and drying the aqueous coating composition. In an embodiment, a particle is included. The particle can include agents including a hydrophobic moiety adhering to the surface of the particle and agents including a hydrophilic moiety adhering to the surface. Other embodiments are also included herein.

Aqueous surface coating composition and modified particles comprising hydrophobic and hydrophilic moieties

An optical network comprises a fiber distribution cable and a terminal assembly. The terminal assembly receives a plurality of optical fibers from the fiber distribution cable and distributes one or more individual fibers to one or more single fiber bare-fiber holders that hold and protect each single fiber prepared and configured for splicing via an individual splicing element. The splicing element includes an alignment mechanism having a base plate and a clamp plate. At least one of the base plate and clamp plate is formed from a silica material and at least one of the base plate and clamp plate includes an alignment groove or channel configured to receive the first and second optical fibers in an end-to-end manner. The splice element also comprises an optical adhesive disposed in at least a portion of the alignment groove, wherein the optical adhesive is curable via actinic radiation.

Optical fiber splice element and optical network

An adhesive composition for joining optical components is described. The adhesive composition comprises at least one epoxy resin, a visible light photoinitiating system comprising at least one of a cationic photoinitiator and a sensitizer, a polyol and at least 50 wt. % of a nanoparticle filler. The visible light photoinitiating system includes at least one of a cationic photoinitiator and a sensitizer and the nanoparticle filler comprises a first nanoparticle having a first nominal size and a second nanoparticle having a second size. The adhesive composition has a refractive index between 1.44 and 1.47 and a dn/dT of less than &#x2212;2E&#x2212;4 when cured.

Fast curing optical adhesive

Polyurethane nanocomposites are provided which include a polyurethane and surface modified silica nanoparticles covalently bound into the polyurethane. High loadings in excess of 30% may be achieved. In some embodiments, the silica nanoparticles are covalently bound to the polyurethane polymer through a linkage derived from a surface-modifying compound comprising a silane functional group and a polyol segment. In some embodiments the polyurethane nanocomposite may be provided as a tape or film. In addition, precursors for a polyurethane nanocomposites are provided comprising: a first polyol and surface modified silica nanoparticles dispersed within the first polyol. In some embodiments, the silica nanoparticles are surface-modified by reaction with a surface-modifying compound comprising a silane functional group and a polyol segment derived from a second polyol, which may be the same or different from the first polyol.

Polyurethane nanocomposites

Compositions comprising surface-modified calcite nanoparticles dispersed in a curable resin and to coatings and fibrous composites incorporating such compositions are described. The nanocalcite particles have a high magnesium to calcium surface concentration ratio. The surface-modifying agents include a binding group ionically associated with the nanoparticles, and a compatiblizing segment compatible with the curable resin. The surface-modifying agent may also include a reactive group capable of reacting with the curable resin. Methods of preparing nanocalcite composites, and coatings and fibrous composites prepared from such nanocalcite composites are also described.

High magnesium surface concentration nanocalcite composites

Methods of compounding nanoparticles with a resin, e.g., a curable resin and one or more surface modifying agents are described. The methods use wet milling technology, including both continuous and batch milling processes, and can be used to functionalize the nanoparticles and disperse the functionalized nanoparticles into the resin system in a single process. Methods of compounding curable resin systems containing reactive diluents are also disclosed.

Solventless functionalization, milling, and compounding process with reactive diluents

A protective film includes a base layer and a wear layer, the wear layer comprising a UV cured hardcoat resin, and the UV cured hardcoat resin comprising surface modified silica nanoparticles. The protective film may comprise a pressure sensitive adhesive for adhesion to a floor. The protective film may be used, for example, as a protective floor finish.

Protective films and related methods

Dispersions of nanoparticles in a resin component are described. The nanoparticles have a multimodal particle size distribution including at least a first mode and a second mode. The number average particle diameter of the particles in the first mode is greater than the number average particle size distribution in the second mode. The use of multimodal nanoparticle size distributions and the relative number of particles in the first and second mode to reduce or eliminate particle stacking behavior is also described.

Resin system comprising dispersed multimodal surface-modified nanoparticles

Multilayer polymeric films which may be useful for protecting the leading edges of aircraft from rain and sand erosion are presented. Typical surface protection films comprising two or more layers of a first material alternating with one or more layers of a second material, wherein the first and second materials are different materials, wherein the first and second materials comprise first and second polymers, wherein the first and second materials have a first and second Shore hardness, and wherein the first Shore hardness is greater than the second Shore hardness by more than 5 A or more typically more than 10 A.

Multilayer erosion resistant protective films

There are provided curable resin sols having a curable polycyanate ester resin and at least 30 weight percent of an essentially volatile-free, colloidal dispersion of substantially spherical surface-modified silica nanoparticles; wherein the curable resin sol comprises no greater than 200 parts per million by weight alkali metal and alkaline earth metal ions based on the total weight of the silica nanoparticles and curable polycyanate ester resin. There are also provided compositions comprising such curable resin sol and reinforcing fibers, a process for preparing such compositions, and various articles made using such curable resin sols and compositions.

Nanosilica containing polycyanate ester compositions

Growing community of inventors

Roseville, MN, United States of America

Wendy L Thompson