B32B2307/20

MANAGEMENT OF A THERMALLY REGULATED STRUCTURE OF AN INFORMATION HANDLING SYSTEM
20210373626 · 2021-12-02 ·

An information handling system, comprising: a voltage source; a thermally regulated structure, including: a thermal fabric layer, the thermal fabric layer having a porosity; a laminate layer coupled to the thermal fabric layer, wherein a shape of the laminate layer controls the porosity of the thermal fabric layer; a temperature sensor configured to detect a first temperature of the information handling system; a thermal management controller to perform operations comprising: determining that the first temperature is above a threshold; in response, calculating a voltage to apply to the thermally regulated structure based on the first temperature; and providing a command to the voltage source to apply the voltage to the laminate layer of the thermally regulated structure to adjust a shape of the laminate layer such the porosity of the thermal fabric provides an emissivity of the thermally regulated structure to thermally radiate heat from the thermally regulated structure.

RADIO WAVE TRANSMISSION COVER AND METHOD FOR MANUFACTURING THE SAME

Provided is a radio wave transmission cover having a manufacturability at low cost and a suppressed peeling of layer, which comprises a resin substrate; a transparent film layer serving as an exposed portion; a transparent ion-exchange resin layer disposed between the resin substrate and the transparent film layer; an adhesive layer disposed between the resin substrate and the transparent ion-exchange resin layer; and a discontinuous film of Ag particles formed on a surface on the resin substrate side of the transparent ion-exchange resin layer, wherein a transparent ion-exchange resin of the transparent ion-exchange resin layer has a resin skeleton with an ion-exchangeable functional group, and a distance Ra between a Hansen solubility parameter (HSP) value of the transparent ion-exchange resin and a HSP value of the transparent film is 20 or less, and a method for manufacturing the same.

Composite components having piezoelectric fibers

Composite components and methods for forming composite components are provided. For example, a composite component of a gas turbine engine comprises a composite material, a plurality of piezoelectric fibers, and an anti-icing mechanism. The anti-icing mechanism is in operative communication with the piezoelectric fibers such that the anti-icing mechanism is activated by one or more electrical signals from the piezoelectric fibers. In exemplary embodiments, the composite component is a composite airfoil and the anti-icing mechanism is one or more heating elements. Methods for forming composite components may comprise forming piezoelectric plies comprising piezoelectric fibers embedded in a matrix material; forming reinforcing plies comprising reinforcing fibers embedded in the matrix material; laying up the piezoelectric and reinforcing plies to form a ply layup; and processing the ply layup to form the composite component. Methods including forming a piece of piezoelectric material that is adhered to a composite component also are provided.

Printable cling-type document

A printable cling-type document comprises a planar paper layer having a front side and a rear side, a planar cling layer having a front side and a rear side, and a planar backing layer having a front side and a rear side. The front side of the cling layer is affixed to the rear side of the paper layer. The front side of the backing layer is adhered to and selectively removable from the rear side of the cling layer.

TRANSPARENT ELECTROSTATIC TRANSDUCERS
20230276177 · 2023-08-31 · ·

The Application relates to optically transparent electrostatic transducers. In some embodiments, the transducers comprise graphene. Such transducers are capable of functioning as acoustic sensors and/or transmitters as a singulated device or in an array configuration. Also provided are methods of manufacturing and using such transducers.

PIEZO-ELECTROPHORETIC FILM INCLUDING PATTERNED PIEZO POLARITIES FOR CREATING IMAGES VIA ELECTROPHORETIC MEDIA

Low-profile piezo-electrophoretic films and display films including low profile piezo-electrophoretic films. In some embodiments, the piezoelectric material of the piezo-electrophoretic films can be patterned with high-voltage electric fields after fabrication of the piezo-electrophoretic films. Such films are useful as security markers, authentication films, or sensors. The films are generally flexible. Some films are less than 100 μm in thickness. Displays formed from the films do not require an external power source.

Delamination resistant, weldable and formable light weight composites
11331880 · 2022-05-17 · ·

The present invention relates to filled polymeric materials including a thermoplastic polymer and a metallic filler and to light weight composite materials, which comprise a metallic layer and a polymeric layer, the polymeric layer containing the filled polymeric material. The filled polymeric material preferably is an extruded sheet. The composite materials of the present invention may be formed using conventional stamping equipment at ambient temperatures and/or welded to other metal materials using conventional welding techniques.

A TILE FOR REDUCING A RADAR WAVE REFLECTION AND A METHOD FOR PRODUCING A TILE FOR REDUCING A RADAR WAVE REFLECTION

A tile for reducing a radar wave reflection from a surface, the tile being a flexible surface sheet which is adhesively attachable to the surface, wherein the flexible surface sheet reduces the radar wave reflection from the surface at a frequency, the frequency being a frequency between 1 GHz and 12 GHz; and, wherein the flexible surface sheet is a laminate of layers, wherein at least one of a top surface and a bottom surface of the flexible surface sheet is adapted to be adhesively attachable to the surface, and wherein the laminate of layers comprises: a first layer comprising a polymer matrix into which a particulate filler is dispersed, wherein the particulate filler has radar absorbing properties; a second layer comprising a polymer matrix, the second layer adjoining the first layer, wherein the polymer matrix of at least one of the first and the second layer is thermoplastic polyurethane.

SENSOR
20220146342 · 2022-05-12 ·

The invention relates to a force sensor which comprises a sensor material which comprises a plurality of metal nanowires dispersed within a matrix; and a measurement device configured to measure an electrical property of the sensor material, wherein the electrical property is one which changes in response to the application of a force to the sensor material.

ELECTRICAL DEBONDING ADHESIVE SHEET, JOINED BODY, AND JOINING AND SEPARATION METHOD FOR ADHEREND

The present invention provides an electrical debonding type adhesive sheet capable of producing a joined body in which a voltage can be stably applied to an electrical debonding type adhesive layer. An electrical debonding type adhesive sheet according to a first embodiment of the present invention includes a first adhesive layer, a substrate for voltage application including an electroconductive layer and a base layer, and a second adhesive layer in this order, and has a first protrudent part, in which the first adhesive layer and the substrate for voltage application extend and protrude with respect to the second adhesive layer, and a second protrudent part, in which the substrate for voltage application extends from the first protrudent part and protrudes with respect to the first adhesive layer.