Abstract: Composites are prepared from resin-impregnated flexible graphite materials. Impregnated materials are compressed and cured at elevated temperature and pressure to form structures suitable for uses such as electronic thermal management (ETM) devices, supercapacitors and secondary batteries.

Abstract: Composites are prepared from resin-impregnated flexible graphite materials. Impregnated materials are compressed and cured at elevated temperature and pressure to form structures suitable for uses such as electronic thermal management (ETM) devices, supercapacitors and secondary batteries.

Abstract: A heat spreader (10) for a display device, such as a plasma display panel, a light emitting diode or a liquid crystal display, comprising at least one sheet of compressed particles of exfoliated graphite having a surface area greater than the surface area of that part of the back surface of the display device where a localized region of higher temperature is generated.

Abstract: The invention presented is a method for applying heat spreaders to a plurality of plasma display panels, including (a) providing a plurality of heat spreader composites, each of which comprises a heat spreader material having an adhesive thereon and a release material positioned such that the adhesive is sandwiched between the heat spreader material and the release material; (b) removing the release material from a plurality of the composites; and (c) applying at least one of the composites to each of the plurality of plasma display panels each such that the adhesive adheres the heat spreader material to the plasma display panel.

Abstract: A heat spreader for an emissive display device, such as a plasma display panel or a light emitting diode, comprising at least one sheet of compressed particles of exfoliated graphite having a surface area greater than the surface area of that part of a discharge cell facing the back surface of the device.

Abstract: A heat spreader for an emissive display device, such as a plasma display panel or a light emitting diode, comprising at least one sheet of compressed particles of exfoliated graphite having a surface area greater than the surface area of that part of a discharge cell facing the back surface of the device.

Abstract: Composites are prepared from resin-impregnated flexible graphite materials. Impregnated materials are compressed and cured at elevated temperature and pressure to form structures suitable for uses such as electronic thermal management (ETM) devices, supercapacitors and secondary batteries.

Abstract: A method of manufacturing flexible sheets of expanded graphite material from recycled materials, comprising providing source materials in the form of flexible sheets of expanded graphite; comminuting the source materials into particles; re-expending the particles; and preparing a mat from the re-expanded particles. Also described herein is a process of manufacturing a graphite material comprising grinding a cured resin impregnated graphite material into particles; removing at least part of the resin from the particles; and expanding the resin removed particles.

Abstract: Laminates are prepared from resin-impregnated flexible graphite sheets. Impregnated sheets are calendered and layers of the calendered sheets, which may also be coated with a resin adhesive, are stacked into structures which optionally contains layers of metals or plastics. After curing at elevated temperature and pressure, 2500 psi and 150° C., the laminates form dense machinable structures suitable for uses such as electronic thermal management (ETM) devices.

Abstract: Components for use in electrochemical double-layer capacitors utilize at least one layer of a flexible graphite sheet material in an electrode or current collector or utilize a tanged metal layer in a current collector.

Abstract: The invention provides to thermal management devices constructed from flexible graphite. In one embodiment, the thermal management device includes a wick structure inside a shell. In certain preferred embodiments, the wick structure is composed of a mass of expanded graphite. In a another embodiment, the shell of the-device includes flexible graphite and an optional wick structure. In certain preferred embodiments, the flexible graphite shell is fluid impermeable. The invention further includes methods of making the aforementioned thermal management devices.

Abstract: A method of manufacturing flexible sheets of expanded graphite material from recycled materials, comprising providing source materials in the form of flexible sheets of expanded graphite; comminuting the source materials into particles; re-expanding the particles; and preparing a mat from the re-expanded particles. Also described herein is a process of manufacturing a graphite material comprising grinding a cured resin impregnated graphite material into particles; removing at least part of the resin from the particles; and expanding the resin removed particles.

Abstract: A method of manufacturing material suitable for the construction of a component of a fuel cell, such as a flow field plate or electrode. Uncured resin impregnated flexible graphite sheet is ground into particles. Without re-expanding the particles, and without adding further resin to the particles, the particles are molded into the form of the desired material. The material is then cured. Additives may be mixed with the particles to improve the properties of the material.

Abstract: Flexible graphite sheets having enhanced surface area prepared from materials comprising expanded graphite particles and activated carbon particles on phenol resin. The sheets with enhanced surface area are useful in the formation of articles adapted for use in supercapacitors.

Abstract: Components for use in electrochemical double-layer capacitors utilize at least one layer of a flexible graphite sheet material in an electrode or current collector or utilize a tanged metal layer in a current collector.

Abstract: Graphite sheets having enhanced surface area are prepared from flexible graphite sheets to which an activated carbon precursor has been added, followed by activation of the precursor. The sheets with enhanced surface area are useful in the formation of articles adapted for use in supercapacitors.

Abstract: Laminates are prepared from resin-impregnated flexible graphite sheets. Impregnated sheets are calendered and layers of the calendered sheets, which may also be coated with a resin adhesive, are stacked into structures which optionally contains layers of metals or plastics. After curing at elevated temperature and pressure, 2500 psi and 150° C., the laminates form dense machinable structures suitable for uses such as electronic thermal management (ETM) devices.

Abstract: The present invention relates to a system for managing the heat from a heat source like an electronic component. More particularly, the present invention relates to a system effective for dissipating the heat generated by an electronic component using a heat sink formed from a compressed, comminuted particles of resin-impregnated flexible graphite mat or sheet.

Abstract: A method of manufacturing flexible sheets of expanded graphite material from recycled materials, comprising providing source materials in the form of flexible sheets of expanded graphite; comminuting the source materials into particles; re-expanding the particles; and preparing a mat from the re-expanded particles. Also described herein is a process of manufacturing a graphite material comprising grinding a cured resin impregnated graphite material into particles; removing at least part of the resin from the particles; and expanding the resin removed particles.

Abstract: A method of manufacturing material suitable for the construction of a component of a fuel cell, such as a flow field plate or electrode, is provided. Uncured resin impregnated flexible graphite sheet is ground into particles. Without re-expanding the particles, and without adding further resin to the particles, the particles are molded into the form of the desired material. The material is then cured. Additives may be mixed with the particles to improve the properties of the material.