3m Innovative Properties Company

Terry O Collier

Martin B Wolk

Michael Benton Free

Evan L Schwartz

Mieczyslaw H Mazurek

Justin P Meyer

Margaret M Vogel-Martin

Olester Benson, Jr

Robert F Kamrath

Stephen A Johnson

Mark J Pellerite

Daniel J Schmidt

David B Olson

K Raveesh Shenoy

Mikhail L Pekurovsky

Donald George Peterson

Suman K Patel

Thomas J Metzler

Samuel J Carpenter

Xiaohua Ma

Denis Terzic

Mitchell T Nommensen

Haefa Mansour

Moses Mekala David

Timothy J Hebrink

James M Jonza

Ta-Hua Yu

Graham M Clarke

Adam J Meuler

Randy S Bay

Raymond L Lucking

Organic light emitting diode (OLED) devices are disclosed that include a first layer; a backfill layer having a structured first side and a second side; a planarization layer having a structured first side and a second side; and a second layer; wherein the second side of the backfill layer is coincident with and adjacent to the first layer, the second side of the planarization layer is coincident with and adjacent to the second layer, the structured first side of the backfill layer and structured first side of the planarization layer form a structured interface, the refractive index of the backfill layer is index matched to the first layer, and the refractive index of the planarization layer is index matched to the second layer.

Patterned structured transfer tape

Organic light emitting diode (OLED) devices are disclosed that include a first layer; a backfill layer having a structured first side and a second side; a planarization layer having a structured first side and a second side; and a second layer; wherein the second side of the backfill layer is coincident with and adjacent to the first layer, the second side of the planarization layer is coincident with and adjacent to the second layer, the structured first side of the backfill layer and structured first side of the planarization layer form a structured interface, the refractive index of the backfill later is index matched to the first layer, and the refractive index of the planarization layer is index matched to the second layer.

Transfer films, articles made therewith, and methods of making and using transfer films to form an electrical stack are disclosed. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each electrical protolayer independently comprising at least 25 wt % sacrificial material and a thermally stable material and having a uniform thickness of less than 25 micrometers. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each protolayer independently exhibiting a complex viscosity of between 10and 10Poise at a shear rate of 100/s when heated to a temperature between its Tand T.

Electrical multilayer lamination transfer films

The present disclosure relates to micro-optical assemblies containing at least one optical element adhered to a receptor substrate, e.g. a transparent receptor substrate, the receptor substrate contains at least one graphics layer. The micro-optical assemblies include both functional micro-optical structures that can alter, for example, incident light, and a graphic layer, which includes at least one graphic, e.g. a graphic design, which may include color, patterns, imagery, indicia and the like. The combination of the micro-optical elements with the graphic of the graphics layer can provide unique light altering assemblies that have graphic designs that may be functional, e.g. to display a message, and/or have aesthetic value. The micro-optical assemblies of the present disclosure are useful in a variety of applications which include, but are not limited to, display and graphics applications and architectural glass applications. The present disclosure also provides a method of making the micro-optical assemblies of the present disclosure.

Micro-optical assemblies including transparent substrates having graphic layer and method of making thereof

The present disclosure relates to transfer tapes, segmented and non-segmented which include at least one graphics layer. The transfer tapes include a removable template layer, a transfer layer which includes a backfill layer, having at least one first graphics layer, and an adhesive layer. Segmented transfer tapes further at least one transferable segment, at least one non-transferable segment in the segmented transfer tape and include at least one kerf. The present disclosure also provides optical assemblies, e.g. micro-optical assemblies, which may be fabricated from the transfer tapes which include at least one graphics layer. The present disclosure also provides methods of forming the transfer tapes and methods of making the micro optical assemblies.

Segmented and non-segmented transfer tapes, articles therefrom and method of making and use thereof

Transfer films, articles made therewith, and methods of making and using transfer films that include antireflective structures are disclosed.

Lamination transfer films for forming antireflective structures

Transfer films, articles made therewith, and methods of making and using transfer films to form an electrical stack are disclosed. The transfer films () may include a plurality of co-extensive electrical protolayers () forming an electrical protolayer stack (), at least selected or each electrical protolayer independently comprising at least 25 wt % sacrificial material and a thermally stable material and having a uniform thickness of less than 25 micrometers. The transfer films may include a plurality of co-extensive electrical protolayers forming an electrical protolayer stack, at least selected or each protolayer independently exhibiting a complex viscosity of between 10and 10Poise at a shear rate of 100/s when heated to a temperature between its Tg and T.

Pillar delivery films for vacuum insulated glass units are disclosed. The delivery films include a support film or pocket tape, a sacrificial material on the support film, and a plurality of pillars. The pillars are at least partially embedded in the sacrificial material or formed within sacrificial material molds, and the sacrificial material is capable of being removed while leaving the pillars substantially intact. Methods of transferring pillars to a substrate using the pillar delivery films are disclosed. In order to make an insulated glass unit, the delivery films are laminated to a receptor such as a glass pane, and the support film and sacrificial material are removed to leave the pillars remaining on the glass.

Methods of transferring pillars from pillar delivery films

Transfer films comprising a carrier film, a sacrificial template layer deposed on the carrier film and comprising reentrant forming template features, and a thermally stable backfill layer having a first surface conforming to the reentrant forming template features and forming reentrant features and an opposing planar second surface; and methods of making transfer films are disclosed.

Lamination transfer films for forming reentrant structures

A method of making patterned structured solid surfaces is disclosed that includes filling a structured template with backfill material to produce a structured transfer film, patternwise curing the backfill material to produce cured areas and uncured areas in the structured transfer film, and laminating the structured transfer film to a receptor substrate. The structured template is capable of being removed to form structured and unstructured backfill layers. The structured and unstructured backfill layers may then be blanket cured. The backfill layer can include at least two different materials, one of which can be an adhesion promotion layer. In some embodiments the backfill layer includes a silsesquioxane such as polyvinyl silsesquioxane. The structured transfer film is a stable intermediate that can be covered temporarily with a release liner for storage and handling.

Methods of using nanostructured transfer tape and articles made therefrom

Methods of making articles using structured tapes are disclosed. The structured tapes may include a structured template layer having a structured surface and an opposed second surface and an uncured backfill layer, the uncured backfill layer has a lower refractive index than the structured template layer, and the uncured backfill layer has a structured surface conforming to the structured surface of the structured template layer and an opposed second surface. The structured tapes may include a structured template layer having a structured surface and an opposed second surface and an uncured backfill layer, the uncured backfill layer has a higher refractive index than the structured template layer, and the uncured backfill layer has a structured surface conforming to the structured surface of the structured template layer and an opposed second surface. The structure tapes may be laminated via the uncured backfill layer to a receptor substrate to form an article.

Methods of making articles using structured tapes

Inorganic multilayer lamination transfer films, methods of forming these lamination transfer films, and methods of using these lamination transfer films. These inorganic multilayer lamination transfer films can have alternating layers including inorganic nanoparticles, sacrificial materials, and optionally inorganic precursors that can be densified to form an inorganic optical stack. Receptor substrates, such as glass or metal, are laminated to the multilayer lamination transfer films.

Inorganic multilayer lamination transfer films

A transfer film is provided which includes a sacrificial template layer having a first surface and a second surface opposite the first surface, wherein the second surface comprises a non-planar structured surface and a thermally stable backfill layer applied to the second surface of the sacrificial template layer, wherein the backfill layer has a structured surface corresponding with and applied to the non-planar structured surface of the sacrificial template layer. The sacrificial template layer comprises oriented dimensionally anisotropic inorganic nanomaterials and is capable of being removed from the backfill layer while leaving the structured surface of the backfill layer and the oriented dimensionally anisotropic inorganic nanomaterials substantially intact.

Growing community of inventors

Woodbury, MN, United States of America

Terry O Collier