Abstract: A graphene modifying method of metal having following steps of providing metal powders, graphene powders and a binder, the metal powder has metal particles, and the graphene powder has graphene micro pieces, each graphene micro piece is formed by 6-atom unit cells connected with each other, each 6-atom unit cell is connected to a stearic acid functional group by a sp3 bond; mixing the metal powder, the graphene powder, and the binder to generate heat by a friction, each sp3 bond connected with the stearic acid functional group is thereby heated and broken, each 6-atom unit cell is connected with other 6-atom unit cells via the broken sp3 bond, and the metal particles are thereby wrapped by the 6-atom unit cells; and sintering the metal particles into a metal body to transform the plurality of graphene micro pieces into a three-dimensional mash embedded in the metal body.

Abstract: The invention provides a manufacturing method for a multi-layer ceramic capacitor. the method includes: providing a plastic film; coating a layer of ceramic slurry on a side of the plastic film; coating a layer of copper paste on the layer of ceramic slurry to form a raw material, wherein the copper paste includes a copper powder and a graphene powder; and sintering the raw material at a temperature equal to or higher than 800° C. to sinter the layer of ceramic slurry into a ceramic dielectric layer and the copper paste into a copper electrode layer. The copper atoms are restricted by the graphene so that the copper atoms are confined in layer arrangement to improve flatness of copper atoms in the copper electrode layer.

Abstract: A method of manufacturing graphene polyester chips including steps of: melt-mixing a polymer material and graphene powder having a mass fraction ?2 wt %, and melt-mixing a tackifier with a mass fraction between 1 wt % and 3 wt %, a toughener with a mass fraction between 1 wt % and 3 wt %, and a dispersant with a mass fraction between 1 wt % and 4 wt % sequentially. Finally, a molten raw material is made into a plurality of graphene polyester chips each in form of short cylindrical particle. The present disclosure further includes a method of manufacturing graphene diaphragm.

Abstract: A method for manufacturing a graphene plastic film includes the steps of providing plastic particles and graphene powder, mixing the plastic particles with the graphene powder in a weight ratio not greater than 2% to form a mixed material, heating the mixed material to form a melted material (100), pressing the melted material (100) to form a graphene plastic sheet (210), and radially stretching a periphery of the graphene plastic sheet (210) to expand and thin the graphene plastic sheet (210) to form a graphene plastic film (220). By adding graphene to the mixed material, physical properties of the graphene plastic film (220) can be enhanced. In comparison with the current technology, it is easier to be manufactured and wider to be applied.

Abstract: A graphene modifying method of metal having following steps of providing metal powders, graphene powders and a binder, the metal powder has metal particles, and the graphene powder has graphene micro pieces, each graphene micro piece is formed by graphene molecules connected with each other, each graphene molecule is connected to a stearic acid functional group by a sp3 bond; mixing the metal powder, the graphene powder and the binder to generate heat by a friction, each sp3 bond connected with the stearic acid functional group is thereby heated and broken, each graphene molecule is connected with other graphene molecules via the broken sp3 bond, and the metal particles are thereby wrapped by the graphene molecules; and sintering the metal particles into a metal body to transform the graphene molecules into a three-dimensional mash embedded in the metal body.

Abstract: A molding method is provided. The method includes steps of: providing a mold having a male mold forming a column and a female mold forming a cavity; multiple ribs extending along a longitudinal direction of the column are formed on the column; inserting the male mold into the female mold to close the mold to make the column inserted in and separated from an inner surface of the cavity; filling a molten plastic material mixed with metal particles into the cavity so as to make the material fill a space between the column and the cavity; forming a molded heat transfer component covering the column by the solidified plastic material; taking out the molded heat transfer component with the column along the longitudinal direction of the column from the cavity; and separating the molded heat transfer component from the column along the longitudinal direction of the column.

Abstract: A manufacturing method of a graphene metal composite material includes the steps of providing metal powder including metal particles, graphene powder including graphene pieces and binder including wax material, wherein each graphene piece includes graphene molecules connected with each other and including six carbon atoms annually connected, and one of the carbon atom of each graphene molecule is bonded with a functional group by an SP3 bond; mixing the powders and the binder into a powder material, wherein the SP3 bond is heated and broken by friction, and the graphene molecules are connected with each other via the broken SP3 bond to wrap the respective metal particles; melting and molding the powder material to form a green part; removing the binder from the green part to form a brown part; and sintering the brown part to form a metal main part embedded a three-dimensional mash formed by the graphene molecules.

Abstract: A signal transforming and transmitting apparatus and a signal transforming and transmitting method are provided. The signal transforming and transmitting apparatus includes a processing chip, and a signal dividing/integrating unit. The processing chip defines a signal-download period and a signal-upload period according to a clock signal. The signal dividing/integrating unit is coupled to the processing chip, and is adapted for dividing a wired downloading signal from a wireless downloading signal transmitted from the base station during the signal-download period, and transmitting the wired downloading signal and the wireless downloading signal to corresponding downstream devices. The signal dividing/integrating unit is adapted for integrating a wired uploading signal and a wireless uploading signal into an integrated wireless uploading signal and transmitting the integrated wireless uploading signal to the base station, during the signal-upload period.

Abstract: A signal transforming and transmitting apparatus and a signal transforming and transmitting method are provided. The signal transforming and transmitting apparatus includes a processing chip, and a signal dividing/integrating unit. The processing chip defines a signal-download period and a signal-upload period according to a clock signal. The signal dividing/integrating unit is coupled to the processing chip, and is adapted for dividing a wired downloading signal from a wireless downloading signal transmitted from the base station during the signal-download period, and transmitting the wired downloading signal and the wireless downloading signal to corresponding downstream devices. The signal dividing/integrating unit is adapted for integrating a wired uploading signal and a wireless uploading signal into an integrated wireless uploading signal and transmitting the integrated wireless uploading signal to the base station, during the signal-upload period.