Abstract: The present disclosure discloses a medical material and a product and preparation method thereof. The medical material comprises a ferroelectric polymer, and optionally further comprises an inorganic ferroelectric particle. The composite membrane is prepared by experiencing at least one of annealing treatment, corona poling treatment, acid treatment, and ultrasonic treatment, and the acid treatment is conducted after the annealing treatment. The present disclosure further relates to a method for treating a composite membrane to regulate an antibacterial activity.

Abstract: Provided is an apparatus for fabricating a flexible display screen. The apparatus for the flexible display screen includes a roller mechanism and a jig, wherein the jig includes a bearing surface configured to bear a flexible display panel, the bearing surface being a curved surface; and the roller mechanism includes a roller, an axis of the roller being parallel to an element line of the bearing surface, and the roller being configured to roll on the bearing surface along a directrix of the bearing surface.

Abstract: A laminating device includes: a plate being bendable, having a resilience characteristic and for bearing the flexible substrate; a supporting base platform for supporting the plate and driving the plate and the flexible substrate on the plate to move; a bending assembly for applying stress to drive the plate and the flexible substrate on the plate to be bent towards a side, facing away from the flexible substrate, of the plate, and for releasing stress to allow the plate and the flexible substrate to rebound; and a fixing fixture for fixing the protective cover plate. The protective cover plate is used to be laminated to the flexible substrate, a shape of the fixing fixture is same as or similar to that of the protective cover plate, the fixing fixture is bent to form an accommodating space, and the protective cover plate is fixed in the accommodating space.

Abstract: A bonding method and a bonding device for a flexible panel. In the process of bonding a protective cover plate and the flexible panel, a heated-type optical adhesive is used, the optical adhesive at normal temperature has relatively low viscosity and the viscosity thereof is below a bondable threshold, so that before the flexible panel and the edge of the protective cover plate are bonded, the optical adhesive and the edge of the protective cover plate come into contact in advance and then can be effectively separated, thus poor bonding in a bending region is avoided, the risk of generating bubbles and cracks is small, and the bonding yield can be improved. Moreover, the optical adhesive is increased in viscosity after heated, thereby ensuring that the flexible panel is bonded to the protective cover plate.

Abstract: A lamination device includes: an elastic lamination seat, including a deformation bearing portion, the deformation bearing portion including a bearing surface for bearing a to-be-laminated flexible display panel, and the bearing surface being configured as a curved surface protruding towards the cover plate; an auxiliary bearing film, configured to pre-bend and fix the to-be-laminated flexible display panel onto the bearing surface when the elastic lamination seat is in a natural state; and a driving mechanism, connected to the elastic lamination seat and configured to drive the elastic lamination seat to move towards or away from the cover plate, wherein when the driving mechanism drives the elastic lamination seat to move towards the cover plate, the elastic lamination seat is squeezed to produce elastic deformation and the bearing surface gradually laminates the flexible display panel onto the cover plate from the middle to two sides.

Abstract: A laminating device includes: a plate being bendable, having a resilience characteristic and for bearing the flexible substrate; a supporting base platform for supporting the plate and driving the plate and the flexible substrate on the plate to move; a bending assembly for applying stress to drive the plate and the flexible substrate on the plate to be bent towards a side, facing away from the flexible substrate, of the plate, and for releasing stress to allow the plate and the flexible substrate to rebound; and a fixing fixture for fixing the protective cover plate. The protective cover plate is used to be laminated to the flexible substrate, a shape of the fixing fixture is same as or similar to that of the protective cover plate, the fixing fixture is bent to form an accommodating space, and the protective cover plate is fixed in the accommodating space.

Abstract: A display module includes a curved display panel and a curved cover plate that are attached by an adhesive, wherein at least one corner formed respectively by a cover plate body and a cover plate edge of the curved cover plate is a cambered corner. A thickness of a target structure at a target corner is greater than thicknesses of the target structure at other positions, the target structure being at least one of the cover plate edge and the adhesive, and a radius of curvature of the curved display panel is greater than a radius of curvature of a side, distal from the curved display panel, of the target structure.

Abstract: A method for controlling a fuel cell that includes an electrochemical reactor; a cooling circuit; a controller; a coolant circuit; a first temperature sensor; and a second temperature sensor. The cooling circuit includes a cooling pipe and is configured to cool the electrochemical reactor; the controller is configured to control operations of the electrochemical reactor and the cooling circuit; the cooling pipe includes a first water inlet and a first water outlet; and the coolant circuit is connected to the first water inlet and the first water outlet. The method includes comparing the first temperature of the coolant at the first water inlet to the second temperature at the first water outlet; and controlling operations of the heater and the electrochemical reactor based on the comparison result.

Abstract: An attaching apparatus includes a cover plate fixing part and two slideable press heads. The cover plate fixing part is configured to fix a curved cover plate. The two slideable press heads are arranged at a side, configured to fix the curved cover plate, of the cover plate fixing part. Each slideable press head includes an elastic cushion configured to support a flexible display panel. The two slideable press heads are configured to be capable of moving proximate to or far away from each other, and driving the flexible display panel to be pressed and attached to an attaching surface of the curved cover plate in a process that the two slideable press heads move far away from each other.

Abstract: A method for controlling a fuel cell that includes an electrochemical reactor; a cooling circuit; a controller; a coolant circuit; a first temperature sensor; and a second temperature sensor. The cooling circuit includes a cooling pipe and is configured to cool the electrochemical reactor; the controller is configured to control operations of the electrochemical reactor and the cooling circuit; the cooling pipe includes a first water inlet and a first water outlet; and the coolant circuit is connected to the first water inlet and the first water outlet. The method includes comparing the first temperature of the coolant at the first water inlet to the second temperature at the first water outlet; and controlling operations of the heater and the electrochemical reactor based on the comparison result.

Abstract: An embodiment of the present disclosure provides a display module, including a display panel: a cover plate on a light-emitting side of the display panel; and a heat dissipation layer on a back side of the display panel. The back side faces away from the light-emitting side. Edges of the cover plate, the display panel and the heat dissipation layer are bent toward the back side of the display panel to form a shape-matched arc surface. The display panel further includes a planar portion and edges surrounding the planar portion. At least part of an edge of an orthographic projection of the display module on a plane where the planar portion of the display panel is located is arc. The heat dissipation layer includes a stretchable structure in an arc surface region having an arc edge.

Abstract: A fabricating apparatus and method for a flexible display screen. The fabricating apparatus for the flexible display screen comprises a roller mechanism and a jig (21); the jig (21) has a bearing surface (211) for bearing a flexible display panel (1); the bearing surface (211) is a curved surface; the roller mechanism comprises a roller (31); and the axis (x) of the roller (31) is parallel to the plain line (y) of the bearing surface. The fabricating apparatus for the flexible display screen is used for attaching a support layer (2) to the flexible display panel (1), so that the flexible display panel (1) is better bonded to the support layer (2), thereby reducing the probability that the flexible display panel (1) is separated from the support layer (2) during normal use.

Abstract: A fuel cell including an electrochemical reactor; a cooling circuit; a controller; a coolant circuit; a first temperature sensor; and a second temperature sensor. The cooling circuit includes a cooling pipe, a water pump, a radiator, a heater, and a thermostatic three-way valve. The cooling circuit is configured to cool the electrochemical reactor. The controller is configured to control operations of the electrochemical reactor and the cooling circuit. The cooling pipe includes a first water inlet and a first water outlet; and the coolant circuit is disposed between the first water inlet and the first water outlet. The first temperature sensor is disposed at the first water inlet. The second temperature sensor is disposed at the first water outlet. The first temperature sensor and the second temperature sensor are configured to detect and transmit temperature data of a coolant in the cooling pipe to the controller.

Abstract: A bonding device includes: a supporting assembly, comprising a first and second supporting bodies arranged in a first direction, at least one of the first and second supporting bodies is movable in the first direction, the supporting assembly having an upper surface which faces a flexible substrate and matches an inner surface of the flexible substrate; and a stretching assembly, including a carrier film and a plurality of driving elements, a central area of the carrier film being attached to the inner surface of the flexible substrate, at least two of the plurality of driving elements arranged oppositely in the first direction, at least two of the plurality of driving elements arranged oppositely in a second direction, the plurality of driving elements are connected to peripheral portions of the carrier film, and stretches the peripheral portions of the carrier film to align the inner surface with the supporting assembly.

Abstract: A bonding method and a bonding device for a flexible panel. In the process of bonding a protective cover plate and the flexible panel, a heated-type optical adhesive is used, the optical adhesive at normal temperature has relatively low viscosity and the viscosity thereof is below a bondable threshold, so that before the flexible panel and the edge of the protective cover plate are bonded, the optical adhesive and the edge of the protective cover plate come into contact in advance and then can be effectively separated, thus poor bonding in a bending region is avoided, the risk of generating bubbles and cracks is small, and the bonding yield can be improved. Moreover, the optical adhesive is increased in viscosity after heated, thereby ensuring that the flexible panel is bonded to the protective cover plate.

Abstract: A bonding fixture is used for fixing a flexible panel having a side edge comprising an edge part and corner parts, and an edge of at least one of the two corner parts is curve. The bonding fixture comprises a fixture body comprising a first profiling base configured for supporting the edge part; and a second profiling base arranged at at least one end of the first profiling base in a first direction, a length of the second profiling base in the first direction is equal to that of the corner parts in the first direction; the second profiling base is provided with a second profiling part configured for supporting the corner parts; in a second direction, the second profiling part extends beyond the first profiling base in a direction away from a center of the bonding fixture, and the second direction is perpendicular to the first direction.

Abstract: The present disclosure provides a flexible display panel, a method for forming the flexible display panel and an adhesive application device for the method. The flexible display panel includes a cover plate layer and a screen film layer. The screen film layer includes a plurality of film layers laminated one on another at one side of the cover plate layer, and an adhesive is filled into a gap between an edge of an outermost film layer of the screen film layer relative to the cover plate layer and the cover plate layer.

Abstract: A lamination device includes: an elastic lamination seat, including a deformation bearing portion, the deformation bearing portion including a bearing surface for bearing a to-be-laminated flexible display panel, and the bearing surface being configured as a curved surface protruding towards the cover plate; an auxiliary bearing film, configured to pre-bend and fix the to-be-laminated flexible display panel onto the bearing surface when the elastic lamination seat is in a natural state; and a driving mechanism, connected to the elastic lamination seat and configured to drive the elastic lamination seat to move towards or away from the cover plate, wherein when the driving mechanism drives the elastic lamination seat to move towards the cover plate, the elastic lamination seat is squeezed to produce elastic deformation and the bearing surface gradually laminates the flexible display panel onto the cover plate from the middle to two sides.

Abstract: An attaching apparatus includes a cover plate fixing part and two slideable press heads. The cover plate fixing part is configured to fix a curved cover plate. The two slideable press heads are arranged at a side, configured to fix the curved cover plate, of the cover plate fixing part. Each slideable press head includes an elastic cushion configured to support a flexible display panel. The two slideable press heads are configured to be capable of moving proximate to or far away from each other, and driving the flexible display panel to be pressed and attached to an attaching surface of the curved cover plate in a process that the two slideable press heads move far away from each other.

Abstract: A bonding device includes: a supporting assembly, comprising a first and second supporting bodies arranged in a first direction, at least one of the first and second supporting bodies is movable in the first direction, the supporting assembly having an upper surface which faces a flexible substrate and matches an inner surface of the flexible substrate; and a stretching assembly, including a carrier film and a plurality of driving elements, a central area of the carrier film being attached to the inner surface of the flexible substrate, at least two of the plurality of driving elements arranged oppositely in the first direction, at least two of the plurality of driving elements arranged oppositely in a second direction, the plurality of driving elements are connected to peripheral portions of the carrier film, and stretches the peripheral portions of the carrier film to align the inner surface with the supporting assembly.