680results about How to "Improve bendability" patented technology

In a structure of a semiconductor device, a Si chip and a metal leadframe are jointed by metallic bond via a porous joint layer made of high conductive metal, having a three-dimensional network structure and using Ag as a bonding material, and a film containing Zn oxide or Al oxide is formed on a surface of a semiconductor assembly contacting to a polymer resin. In this manner, by the joint with the joint layer having the porous structure mainly made of Ag, thermal stress load of the Si chip can be reduced, and fatigue life of the joint layer itself can be improved. Besides, since adhesion of the polymer resin to the film can be enhanced by the anchor effect, occurrence of cracks in a bonding portion can be prevented, so that a highly-reliable Pb-free semiconductor device can be provided.

The invention discloses the flexible retina chip. Between top layer polymeric film and bottom polymeric film there are silicon islands and via holes, in the silicon island there are function units which is used to simulate physiological function, and the between silicon island and top layer there is lead wire layer; bottom polymeric film is bonded with the top layer polymeric; the electric pole is on the top layer polymeric film or bottom polymeric film. The chip uses the MEMS technology to realize the integration of micro function unit and flexible basement. On the surface of the chip there are holes, so it is easy for nutriment and metabolite to exchange. The invention has the advantages of good biology function perfect ness, good metabolism, and improving the bending property and flexible of chip. The invention is used to high efficiency batch make.

A method and process for at least partially forming a medical device that is at least partially formed of a novel metal alloy which improves the physical properties of the medical device.

The invention relates to the technical field of display and discloses a flexible array substrate and a preparation method thereof and a flexible display panel. The flexible array substrate comprises aplurality of pixel island regions which are sequentially arranged; flexible areas are arranged between the adjacent pixel island regions; each pixel island region comprises a gate electrode; each flexible area comprises a first elastic layer; each first elastic layer is provided with a first connection line; each first connection line is provided with a second elastic layer; each second elastic layer is provided with a second connection line; a plurality of interlayer through holes are formed in each second elastic layer; an elastic conductive column is arranged in each interlayer through hole; the elastic conductive columns are electrically connected with the first connection lines and the second connection lines separately; and the first connection lines and/or the second connection lines are connected with the gate electrodes of the adjacent pixel island regions. Through the arrangement of the elastic conductive columns and a dual-layer connection electric structure, the flexible array substrate has relatively excellent tensile property in the direction vertical to the flexible array substrate, and good tensile property and bendability of the flexible array substrate are achieved.

The invention provides a preparation method and application of conductive ink based on metal nanowire and graphene oxide. The graphene oxide is simultaneously used as a dispersing agent, a thickening agent and a stabilizing agent. The metal nanowire, the graphene oxide, the deionized water, the alcohol solvent, the dispersing agent, the surface active agent, the flatting agent and the de-foaming agent are uniformly mixed at a certain mass ratio, so as to acquire the conductive ink product. The acquired ink can be directly written or printed on various substrate materials so as to construct a conductive circuit with high conductivity, stability, flexibility and high adhesion; the constructed conductive circuit is dried for 3-10 minutes under room temperature, so that ultrahigh conductivity is achieved; furthermore, the graphene oxide is reduced and the metal nanowire is sintered according to the methods, such as, selecting sintering temperature at 50-200 DEG C or performing chemical reduction under room temperature or utilizing an xenon flashlight to sinter, so that the conductivity of the conductive circuit is further increased.

The invention provides a flexible OLED device and a packaging method therefor. The flexible OLED device comprises a flexible substrate and an organic light emitting layer, wherein the organic light emitting layer is positioned on the flexible substrate; a first barrier layer is deposited on the organic light emitting layer; the first barrier layer comprises a first inorganic thin film layer and a second inorganic thin film layer; a buffer layer is prepared on the first barrier layer; and a second barrier layer is deposited on the buffer layer. The flexible OLED device is provided with the first barrier layer, the second barrier layer and the buffer layer; the barrier thin film structure is optimized, so that the flexible OLED device has a good water-oxygen-barrier performance; meanwhile, the flexible OLED display is lighter and thinner, and better in bending performance; and in addition, the service life of the flexible OLED display is prolonged.

A medical device that is at least partially formed of a novel metal alloy which improves the physical properties of the medical device.

A copper alloy contains 0.01% to 1.0% of Fe, 0.01% to 0.4% of P, and 0.1% to 1.0% of Mg with the remainder being copper and inevitable impurities and has a volume fraction of dispersoids having a particle diameter exceeding 200 nm of 5% or less, in which dispersoids having a particle diameter of 200 nm or less and containing Mg and P have an average particle diameter of 5 nm or more and 50 nm or less. The copper alloy preferably has an average particle diameter of dispersoids containing Fe and P of 20 nm or less. The copper alloy has improved bendability and stress relaxation property.

An LED tube light having LED light sources, a light tube, end cap, power supply, and an LED light bar is disclosed. LED light bar is a bendable circuit board. One end of the light tube is attached to the end cap; a power supply disposed in end cap and the LED light bar is disposed inside light tube, LED light sources are mounted on LED light bar, the LED light sources and the power supply are electrically connected. LED light bar being bendable circuit board, includes a conductive layer, electrically connected to power supply, and a dielectric layer, the two layers are stackingly arranged, dielectric layer is disposed on the conductive layer away from the LED light sources, and fixed to an inner circumferential surface of the light tube. Bendable circuit board, at two ends thereof, is not fixed to an inner circumferential surface of the light tube.

A single-wire expandable cage for an embolic filtering device includes a single cage wire coupled to an elongated member, such as a guide wire, and adapted to expand from an unexpanded position to an expanded position in a patient's body vessel. The wire includes a first end and a second end which are coupled to the guide wire. A filter element is attached to the single-wire cage. The single-wire cage may be rotatably mounted to the guide wire or may be slidably disposed on the guide wire to allow the composite cage and filter element to be slid over the guide wire in an over-the-wire fashion once the guide wire is delivered to the target location in the patient's vasculature. One embodiment of the single-wire cage utilizes an offset arrangement in which the guide wire remains extended along the wall of the body vessel once the single-wire cage is deployed. Another embodiment of the device centers the guide wire within the body vessel.

The invention discloses an OLED flexible substrate. The flexible substrate comprises a substrate layer, wherein the substrate layer comprises a first organic layer and an inorganic layer which are successively superimposed; and the first organic layer is a whole-surface film layer, and the inorganic layer is a patterned structure. By adopting the OLED flexible substrate, the OLED display panel andthe production method, the bendability of the flexible substrate can be improved.

The invention provides a flexible composite membrane, a preparation method of the flexible composite membrane, and a display device. The flexible composite membrane comprises a buffer layer, a coolingfin and a shielding layer, the cooling fin is arranged on the side of the buffer layer, a bending gap is arranged on the cooling fin, and the shielding layer is arranged on the side, far from the buffer layer, of the cooling fin. Therefore, the flexible composite membrane is effectively used in an electronic device, the internal and external impact forces of the electronic device are buffered, and the flexible composite membrane also has an excellent cooling capability and an excellent electromagnetic shielding function, further has an excellent bending performance, and is lighter and thinner.

A medical device that is at least partially formed of a novel metal alloy, which novel metal alloy improves the physical properties of the medical device.

A method and process for at least partially forming a medical device that is at least partially formed of a metal alloy which improves the physical properties of the medical device.

The invention relates to a flexible organic light emitting diode device based on a graphene composite anode. The flexible organic light emitting diode device comprises a flexible substrate (1), an anode (2), a hole injection layer (3), an organic functional layer (4), an electron injection layer (5) and a cathode (6), wherein the anode (2) is the graphene composite anode and comprises a graphene thin film and a metal coating. According to the flexible organic light emitting diode device, the anode of the graphene thin film is improved, so that the organic light emitting diode anode with excellent transmittance and sheet resistance can be obtained, and the flexible organic light emitting diode device is good in bendability and weak in microcavity effect. By means of the flexible organic light emitting diode device, the problem that the organic light emitting diode device is difficult to manufacture due to high sheet resistance of the graphene anode is solved, the improvement of performances of the flexible organic light emitting diode device is facilitated, and the application of the graphene anode to the organic light emitting devices is accelerated.

Disclosed are a curable silicone resin composition, a cured product thereof, and the opaque silicone adhesive sheet formed from the conposition. The curable silicone resin composition is solid at roomtemperature, the composition including: (A) an organopolysiloxane having a resin structure consisting of specific siloxane units, (B) an organohydrogenpolysiloxane having a resin structure consistingof specific siloxane units, (C) a platinum group metal-based catalyst, (D) either one or both of an opaque pigment and an opaque dye, and (E) a reaction retarder, in which a layer of thickness 100 [mu]m formed from a cured product of the composition exhibits a light transmittance of not more than 5% across the entire visible light range. The composition is solid at room temperature and thereforeeasy to handle. Further, the composition is useful for producing an opaque silicone adhesive sheet. A cured product obtained by curing the composition can be used to protect a liquid crystal electrodeand shield the electrode from light, thereby preventing malfunction of the driver IC, and also exhibits excellent mechanical properties and flexibility, and displays minimal surface tack.