Patent classifications
B32B2457/208
ELECTRONIC DEVICE USING COMPRISING BONDING LAYER IN CONTACT WITH ACTIVE AREA OF DIGITIZER
An electronic device including a bonding layer in contact with an active area of a digitizer may include: the digitizer, a main magnet attached to a surface of the digitizer, a flexible printed circuit board electrically connected to the digitizer, and a bonding layer connecting the digitizer and the flexible printed circuit board, wherein the flexible printed circuit board includes a base part overlapping the bonding layer with respect to a stacking direction of the digitizer, the flexible printed circuit board, and the bonding layer, and extension parts extending toward the main magnet from the base part.
ROLLABLE DISPLAY DEVICE
A rollable display device having a normal display status and an expanded display status is disclosed. The rollable display device includes a display layer and an optical layer. The display layer has a greater display area when the rollable display device is in the expanded display status than in the normal display status. The optical layer is attached to the display layer through an adhesive, and the optical layer includes a base layer and a functional layer disposed between the base layer and the adhesive. The functional layer is in contact with the adhesive.
METHOD FOR PRODUCING MULTILAYER FILM
Embodiments provide a multilayer film, including: a first acrylic resin layer (α1), an aromatic polycarbonate resin layer (β), and a second acrylic resin layer (α2), where the first acrylic resin layer (α1), the aromatic polycarbonate resin layer (β), and the second acrylic resin layer (α2) are directly laminated in the stated order, where a glass transition temperature of an aromatic polycarbonate resin constituting the aromatic polycarbonate resin layer (β) is 100-140° C., and where the following formulae (4-1) and (4-2) and the following properties (i) and (ii) are satisfied: (Tβ−Tα.sub.1)≤30 . . . (4-1), (Tβ−Tα2)≤30 . . . (4-2), (i) a total light transmittance of the multilayer film is 85% or more, and (ii) a retardation of the multilayer film is 75 nm or less; and where Tai is a glass transition temperature of an acrylic resin constituting the first acrylic resin layer (α1), Tae is a glass transition temperature of an acrylic resin constituting the second acrylic resin layer (α2), and Tβ is a glass transition temperature of an aromatic polycarbonate resin constituting the aromatic polycarbonate resin layer (β), and all temperature units are ° C.
TRANSPARENT CONDUCTING FILM LAMINATE AND PROCESSING METHOD THEREOF
Provided are a transparent conducting film laminate capable of controlling a curl during and after the heating, and a processing method thereof. A transparent conducting film laminate comprising a transparent conducting film 10, and a carrier film 1 stacked on the transparent conducting film 10, wherein the carrier film is a polycarbonate film having no adhesive agent layer, the transparent conducting film 10 comprises a transparent resin film 2, a transparent conducting layer 3 containing metal nanowires and a binder resin, and an overcoat layer 4 stacked in this order, the transparent resin film 2 is made of an amorphous cycloolefin-based resin, and the carrier film to be releasably stacked on a main face of the transparent conducting film 2, the main face being opposite to the face on which the transparent conducting layer 3 is stacked.
Touch Sensor
A touch sensor, including a transparent film substrate; a front electrode formed on one surface of the transparent film substrate; a front terminal formed on the surface of the transparent film substrate where the front electrode is formed, the front terminal being connected to the front electrode; a back electrode formed on the other surface of the transparent film substrate; and a back terminal formed on the surface of the transparent film substrate where the back electrode is formed, the back terminal being not overlapping with the front terminal in a plan view and being connected to the back electrode.
Display device and optically clear adhesive
The present disclosure discloses an optical clear adhesive and a display device. The display device includes: a flexible display panel having at least one foldable area; and an optical clear adhesive disposed on at least one side of the flexible display panel. The optical clear adhesive includes: a substrate layer, a first adhesive material structure and a second adhesive material structure disposed on two opposite sides of the substrate layer, all of which are transparent materials; a deformation recovery rate of the substrate layer is greater than that of each of the first adhesive material structure and the second adhesive material structure; and in the optical clear adhesive, the first adhesive material structure is closer to an inner folding side of the foldable area of a display panel, and the second adhesive material structure is closer to an outer folding side of the foldable area of the display panel.
CONDUCTIVE LAMINATE, OPTICAL DEVICE USING SAME, AND PRODUCTION METHOD FOR CONDUCTIVE LAMINATE
Provided are a conductive laminate capable of achieving both high transmittance and low electric resistance, and various optical devices equipped with the same. A conductive laminate (1) includes a first transparent material layer (3), a metal layer (4) mainly composed of silver, and a second transparent material layer (5) laminated on at least one surface of a transparent substrate (2) in this order from the side of the transparent substrate (2), wherein the first transparent material layer (3) is composed of a zinc-free metal oxide, the second transparent material layer (5) is composed of a zinc-containing metal oxide, and the metal layer (4) has a thickness of 7 nm or more.
Insulated Transparent Display for an Appliance
An appliance has an insulated compartment with a door that is movable between a closed position and an open position for accessing an interior cavity of the insulated compartment. A window panel is disposed at the door for viewing the interior cavity when the door in in the closed position. A display overlays at least a portion of the window panel, so as to display information that is visible at an exterior surface of the door. The display is also at least partially transparent for viewing the interior cavity through the window panel and the display. A transparent thermal insulator is disposed between the window panel and the display to prevent the interior cavity from heating or cooling the display outside of an operating temperature range.
FRONT PANEL FOR DISPLAY DEVICE, FLEXIBLE ORGANIC ELECTROLUMINESCENCE DISPLAY DEVICE, STACKED BODY FOR DISPLAY DEVICE, AND STACKED BODY
The present disclosure provides a front panel for a display device comprising a substrate layer, an A layer, an impact absorbing layer, and a B layer, in this order, wherein a shear storage elastic modulus of the A layer and the B layer, at frequency of 950 Hz and temperature of 23° C., is 20 MPa or less, and in the impact absorbing layer, a tensile storage elastic modulus at frequency of 950 Hz and temperature of 23° C. is 200 MPa or more and 5000 MPa or less, and a glass transition temperature is 50° C. or more.
FOLDABLE DISPLAY PANEL WITH IMPROVED IMPACT RESISTANCE
A foldable display device includes an organic light emitting diode (OLED) display substrate, a stress relief layer parallel with the OLED display substrate, and a first adhesive layer between the OLED display substrate and the stress relief layer. A value of v/E of the OLED display substrate is larger than a value of v/E of the stress relief layer, where v is a Poisson's ratio and E is a Young's modulus.