3m Innovative Properties Company

Minnesota Mining and Manufacturing Company

Steven J McMan

Robert A Yapel

Alexander J Kugel

Mitchell A F Johnson

Vivek Krishnan

Stephen A Johnson

Christopher Bland Walker, Jr

John Charles Clark

Martin B Wolk

Gary Timothy Boyd

Tri Dinh Pham

Steven D Solomonson

Fei Lu

Scott R Kaytor

Joseph T Aronson

Slah Jendoubi

Ying-Yuh Lu

Clinton L Jones

Evan L Schwartz

Emily S Goenner

Eric Wayne Nelson

Steven Hin-Chung Kong

Toheeb B Alabi

Joseph A Zigal

Thomas P Klun

Olester Benson, Jr

Michael Benton Free

Joseph D Rule

John P Baetzold

Ryan E Marx

William L Kausch

Jie Yang

Steven H Kong

Charlie C Ho

Justin P Meyer

Daniel W Hennen

Thomas R Hoffend, Jr

Manisha Sarkar

Andrew J Henderson

David L Phillips

Francis M Aguirre

Bruce D Shalles

Abdullahi A Mohamud

William H Hughes

Bill H Dodge

Moses Mekala David

Tatsuo Fukushi

Mahfuza B Ali

William D Coggio

Michael L Steiner

Sergey Lamansky

Manoj Nirmal

Bing Hao

Ta-Hua Yu

Lan Hong Liu

William A Tolbert

Charles A Marttila

Jeffrey L Solomon

Jingjing Ma

Thomas J Ludemann

John F Reed

Elisa M Cross

Chi-Ming Tseng

Mary M Caruso Dailey

Eric Joseph Hanson

Sharon Wang

Chad M Amb

William R Dudley

Samuel J Carpenter

Matthew R C Atkinson

Michael L Ruegsegger

Jon P Nietfeld

Jonathan A Anim-Addo

Kevin D Hagen

Leslie A Kreilich

Mohammed Iqbal

Ghidewon Arefe

Leslie A Todero

Ara Z Nercissiantz

Matthew T Holbrook

Emilie L Rexeisen

Keith L Behrman

Sharon L Perry

Audrey A Eigner

John A Luekemeyer

Allison E Strong

Derrick Tarn

Kyle E Kulseth

The composition includes a polyorganosiloxane and an amino-functional silane. The polyorganosiloxane has divalent units represented by Formula (I) and greater than two —Si(Y)(R)groups, in which each R is a non-hydrolyzable group; each Y is a hydrolysable group; and p is 1, 2, or 3. The composition further includes an amino-functional silane represented by (R)N—[R—Z]—R—[Si(Y)(R)] or a cyclic azasilane of Formula (II). Each Ris a linking group; each Ris a non-hydrolyzable group; each Z is —O— or —N(R)—; each Ris hydrogen, alkyl, aryl, arylalkylenyl, or —R—[Si(Y)(R)]; Ris a linking group that can have at least one catenated —N(R)—; each Ris hydrogen, alkyl, or alkenyl, which may be substituted by an amino group; each Y is a hydrolyzable group; r is 0, 1, 2, or 3; and p is 1, 2, or 3. A method of using the composition to make a coated article is also described.

Composition including a polyorganosiloxane and an amino-functional silane and method of using the same

Described herein is an article comprising (i) bead film comprising a binder resin layer and a plurality of microspheres partially embedded in the binder resin layer such that a portion of the microspheres outwardly protrude a first distance from the surface of the binder resin layer; (ii) a stabilizing layer disposed on the outwardly protruding microspheres opposite the binder resin layer, wherein the stabilizing layer intimately conforms to the protruding microspheres, and wherein the stabilizing layer has a Tg less than 100 C and a storage modulus at 150&#xb0; C. of at least 1.5 MPa; and (iii) a release agent, wherein (a) the binder resin layer comprises the release agent, (b) the stabilizing layer comprises the release agent, and/or (c) an intermediate layer comprises the release agent, wherein the intermediate layer is disposed between the monolayer of microspheres and the stabilizing layer, with the proviso that when the binder resin layer has a fluorine content along the polymeric backbone greater than 65 wt %, the stabilizing layer comprises a release agent selected from a silicone and a fluoropolymer. Also disclosed herein are methods of making thermoformable bead films.

Thermoformable beaded articles with removable stabilizing layer and methods thereof

Article comprising a first, microstructured layer comprising a first material, and having first and second opposed major surfaces, the first major surface being a microstructured surface, and the microstructured surface having peaks and valleys, wherein the peaks are microstructural features each having a height defined by the distance between the peak of the respective microstructural feature and an adjacent valley; and a second layer comprising at least one of a crosslinkable or crosslinked composition, wherein at least a portion of the second major surface of the second layer is directly attached to at least a portion of the first major surface of the first, microstructured layer. Articles described herein are useful, for example, for optical film applications. For example. An article including a regular prismatic microstructured pattern can act as a totally internal reflecting film for use as a brightness enchancement film; an article including a corner-cube prismatic microstructured pattern can act as a retroreflecting film or element for use as reflecting film when combined with a back reflector; and an article including a prismatic microstructured pattern can act as an optical turning film or element for use in an optical display.

Article with microstructured layer

An organofluorine coating on a major surface of a substrate, wherein the organofluorine coating has a surface composition of about 5 at % to about 15 at % oxygen and about 30 at % to about 50 at % fluorine.

Fluorocarbon release coating

Microoptical layers, glazing units including the microoptical layers, and transfer tapes that may be used to provide the microoptical layers are provided. The transfer tape includes a removable template layer having a structured surface, a backfill layer having a first surface disposed on at least a portion of the structured surface of the template layer, and a microstructured surface opposite the structured surface. The microstructured surface together with a layer disposed on the microstructured surface is an anisotropic diffuser.

Insulated glazing units and microoptical layer including microstructured anisotropic diffuser and methods

There is provided an article comprising at least a first surface having a fluorine-containing polymeric binder resin layer and a plurality of microspheres partially embedded in a first major surface of the binder resin layer and adhered thereto; wherein the fluorine-containing polymer is derived in part from at least one partially fluorinated, or non-fluorinated, monomer; and wherein the article exhibits a stain resistance to yellow mustard at elevated temperature and humidity as measured by the change in b* of less than 50. There are also provided such articles wherein the fluorine-containing polymer is derived in part from at least one partially fluorinated, or non-fluorinated, monomer; and wherein the fluorine content along the polymeric backbone of the fluorine-containing polymer is from about 27% to 72% by weight. There are also provided such articles wherein the article is a thermoformable article exhibiting chemical resistance according to ASTM D5402-06.

Stain resistant microsphere articles

There is provided a thermoformable article comprising at least a first surface having a binder resin layer comprising a fluorine-containing polymer, where the binder resin layer has a first major surface opposite a second major surface; and a plurality of microspheres partially and adhered to the first major surface of the binder resin layer; where the fluorine-containing polymer is a partially fluorinated polymer derived from at least one fluorine containing monomer and two or more non-fluorinated monomers having at least one active hydrogen functional group, and further wherein at least one but not all of the active hydrogen functional groups are reacted with at least one curing agent having latent functionality. In some instances the curing agent comprises polyisocyanate. There is also provided a thermoset article derived from such thermoformable articles.

Dual cure stain resistant microsphere articles

Transfer tapes and methods of making transfer tapes are described. In one aspect, the transfer tape comprises a template layer having a structured surface; a backfill layer disposed on at least a portion of the template layer, the backfill layer having a microstructured surface opposite the structured surface; and a layer disposed adjacent the microstructured surface, wherein the layer disposed adjacent the microstructured surface has a refractive index that differs from the backfill layer. The microstructured surface together with the adjacent layer functions as a diffusive layer, or in other words a diffusive interface. Also described are microoptical glazing and methods of making microoptical glazing as well as insulated glazing units and methods of making insulated glazing units.

Insulated glazing units and microoptical layer comprising microstructured diffuser and methods

Multilayer stacks that can be used as decorative microsphere articles. The decorative microsphere articles can be a durable and aesthetically pleasing substitute for anodized aluminum and other matte metallic surfaces. The decorative microsphere articles are durable and can have a bright diffused appearance of any desired color, for example white, gold, silver, red, or other colors, while being capable of being manufactured using a roll-to-roll process. The decorative microsphere articles can also provide novel optical effects than can change at different viewing angles, including, for example, changing color with view angle, changing sharpness or clarity of an image or icon with view angle, and the like, that may allow customers to differentiate their products.

Decorative microsphere articles with information layer

There is provided an article comprising at least a first surface having a first binder layer selected from at least one of linear resins and resins having low cross link densities, where the first binder layer has a first major surface opposite a second major surface; and a plurality of microspheres at least partially embedded in the first major surface of the first binder layer. There is also provided an article comprising a first surface having a first binder layer selected from at least one of linear resins and resins having low cross link densities; and a plurality of microspheres at least partially embedded a the first major surface of the first binder layer, where for at least a portion of the first major surface the plurality of microspheres covers 30% to 50% of that portion, and the microspheres are substantially uniformly spaced.

Thermoformable microsphere articles

There is provided an article comprising at least a first surface having a first binder layer selected from at least one of linear resins and resins having low cross link densities, where the first binder layer has a first major surface opposite a second major surface; and a plurality of microspheres at least partially embedded in the first major surface of the first binder layer. For at least a portion of the first major surface, the plurality of micro spheres may cover 30% to 50% of that portion, and the microspheres may be substantially uniformly spaced.

Optical films, optical stacks including the optical films, and display systems including the optical films are described. The optical film includes a first major surface that may include a plurality of first microstructures that extend along a first direction. The optical film also includes a second major surface that is opposite to the first major surface and includes a plurality of second microstructures. The second major surface has an optical haze that is not greater than about 3% and an optical clarity that is not greater than about 85%.

Optical film and display system incorporating same

A system and a method for providing a film having a matte finish is described. A coatable material is applied to a substrate. The viscosity of the coatable material is changed and a face-side roller having patterned features thereon contacts the coatable material to impart a matte finish thereon; and hardening the coatable material.

System and method for making a film having a matte finish

The present disclosure provides novel light emitting devices including AMOLED displays, based on transparent OLED architecture, where a laminated nanostructured light extraction film can produce axial and integrated optical gains as well as improved angular luminance and color. Generally, the transparent AMOLED displays () with laminated sub-micron extractors (-) include: (a) an extractor () on a transparent substrate () for light outcoupling on both sides of the transparent device (); or (b) an extractor () on a reflective film () for providing light outcoupling off the bottom side of the bottom-emitting (BE) AMOLED (); or (c) an extractor () on a light absorbing film () for providing outcoupling off the bottom side of the BE AMOLED () combined with improved ambient contrast.

Transparent OLED light extraction

The present disclosure describes a protective coating for a low index material, and a process for preparing a protected low index material. The protective coating partially penetrates the pores of a low index material, providing a seal protecting the pores, and can strengthen the construction by forming a gradient in properties of the protected low index material. The present disclosure further provides a diffusing low index optical element having a protected low index material and a diffusing layer disposed on the low index material.

Protective coating for low index material

Growing community of inventors

Stillwater, MN, United States of America

Steven J McMan