Patent application number | Description | Published |
20080220162 | Method for manufacturing metal-carrying carbonaceous material - A method for manufacturing a metal-carrying carbonaceous material is provided. The method comprises immersing a carbonaceous material in a metal-containing aqueous solution under vacuum, with stirring, and/or in the presence of a polar solvent, and then thermally treating the immersed carbonaceous material at a temperature ranging from 120° C. up to a temperature not higher than the melting point of the involved metal under vacuum or in the presence of a protective gas. According to the method, the metal can be effectively carried on a carbonaceous material so as to enhance the applicability of the metal-carrying carbonaceous material. | 09-11-2008 |
20080280067 | Method of forming a carbon film on a metal substrate at a low temperature - A method of forming a carbon film on a metal substrate at a low temperature has steps of preparing a metal substrate having a softening temperature; forming a catalytic layer having a thickness of greater than 0.01 μm on the metal substrate, and forming a carbon film on the catalytic layer by chemical vapor deposition (CVD) at a reaction temperature less than the softening temperature of the metal substrate. A carbonaceous material is carried into a CVD reaction area by a carrier gas and is thermally decomposed at a reaction temperature between 300° C. and 1000° C. to form the carbon film having a thickness between 0.1 μm and 10 μm on the catalytic layer. | 11-13-2008 |
20090011673 | Porous carbonized fabric with high efficiency and its preparation method and uses - A porous carbonized fabric with high efficiency and its preparation method and uses are provided. The carbonized fabric is prepared from a mixed spun fabric containing an oxidized fiber and a polyamide fiber. The carbonized fabric has excellent gas permeability, high porosity, and good electric conductivity. The carbonized fabric can be used as the gas diffusion layer (electrode) material in a fuel cell. The fuel cell can provide a relatively high power density. Moreover, the carbonized fabric is useful as an anti-electromagnetic material and a reinforced composite material. | 01-08-2009 |
20090047549 | MODIFIED CARBONIZED SUBSTRATE AND ITS MANUFACTURING METHOD AND USE - A process for modifying a carbonized substrate and a modified carbonized substrate obtained therefrom are provided. The process involves the application of a mixture containing a hydrophobic polymer and a carbonaceous material onto a carbonized substrate which is not subjected to a hydrophobic treatment. The subject invention uses a simpler procedure to modify a carbonized substrate to provide a modified carbonized substrate with good conductivity, air permeability, and hydrophobicity. The modified carbonized substrate is suitable for use as the material for the gas diffusion layer of the electrode in fuel cells. | 02-19-2009 |
20090061275 | Carbonized Paper With High Strength And Its Preparation Method And Uses - Strengthened carbonized paper, its preparation method and uses are provided. The carbonized paper comprises a mixed spun fabric containing oxidized fibers and polyamide fibers as the reinforced material. The carbonized paper has good tensile strength and electric conductivity. The carbonized paper can be used as the gas diffusion layer material in the fuel cell for better performance. Moreover, the carbonized paper of the subject invention is useful as the anti-electromagnetic material and reinforced composite material. | 03-05-2009 |
20100209823 | POROUS CARBONIZED SUBSTRATE, ITS PREPARATION METHOD AND USES - A porous carbonized substrate and its preparation method and uses are provided. The porous carbonized substrate has an oxygen content ranging from about 1 wt % to about 13 wt % and a nitrogen content ranging from about 2 wt % to about 16 wt %, based on the total weight of the substrate. The porous carbonized substrate can be prepared by a method comprising the following steps: providing a fiber substrate containing one or more oxidized fibers, one or more polyamide fibers or a mixture thereof; and thermally treating the fiber substrate under an inert gas atmosphere, wherein the thermally treating step comprises putting the fiber substrate in the inert gas atmosphere and increasing the temperature of the inert gas atmosphere to an elevated temperature ranging from about 700° C. to about 2000° C. with a rate of from about 50° C./minute to about 300° C./minute. The porous carbonized substrate is used as a gas diffusion layer of a fuel cell. | 08-19-2010 |
20100239854 | METALLIC MATERIAL COATED WITH CARBON FILM - A metallic material coated with a carbon film is provided. The coated metallic material comprises a metal substrate and a carbon film, wherein the carbon film includes an amorphous phase and a graphite-like phase, and in some embodiments an extra diffusion layer onto the metal substrate underneath the carbon film. The carbon film can be a single layer comprising of two carbon phases, amorphous carbon as the matrix and embedded graphite-like granules. The carbon film can also be multilayers with alternate amorphous carbon film and graphite-like carbon film. | 09-23-2010 |
20130083452 | SUPER CAPACITOR STRUCTURE AND THE MANUFACTURE THEREOF - Disclosed is a super capacitor and method of manufacture thereof. This invention relates to a solid state super capacitor comprising a solid state polymer electrolyte and a modified carbonaceous electrode. Said modified carbonaceous electrode comprises a conductive carbonaceous material covered with active ingredients. Said modified carbonaceous electrode and said solid state polymer electrolyte are layered on top of each other to form a sandwich-like structure. Said super capacitor performs much better than known super capacitor comprising liquid or gel-form electrolytes. Said super capacitor has higher conductivity, therefore can be manufactured without a current collector. Since said super capacitor contains solid state polymer electrolyte, the method of manufacturing said super capacitor is more environmentally friendly and has a higher safety level. | 04-04-2013 |
20140363483 | PHARMACEUTICAL USE OF A COMPOSITION INCLUDING A CARBONACEOUS MATERIAL AND AN ACTIVE PARTICLE - A method of treating or preventing | 12-11-2014 |
Patent application number | Description | Published |
20130237933 | TAMPON STRUCTURE - The present invention relates to a tampon structure, the tampon structure comprise at least one absorbent carbonaceous base with at least two precious metals, an absorber, a surface layer, and a rope. The copper ions and silver ions can be released by the at least two precious metals in aqueous solution to reach the health effects of the female vagina. | 09-12-2013 |
20150032069 | WOUND DRESSING - A wound dressing for covering a wound includes a textile layer woven by polyacrylonitrile-based activated carbon fiber, and an absorbent layer provided on one side of the textile layer away from the wound. The activated carbon fiber is produced by polyacrylonitrile oxidized fiber in a moisturized carbon dioxide atmosphere at the temperature of 700° C. to 1200° C. for 1 to 60 minutes. The material of the absorbent layer is cotton, alginate, poly vinyl alcohol, or a combination thereof. The water absorbing ability of the absorbent layer is superior to that of the textile layer. Because the textile layer does not produce dust and can keep dry, the hard-to-heal wounds can be prevented. | 01-29-2015 |
20150061171 | METHOD OF MANUFACTURING WOUND DRESSING - A method of manufacturing wound dressing, first adding the activated carbon fibers into a foam precursor where each of the activated carbon fibers has a diameter of 2-15 μm and a length of 40-1500 μm. The foam precursor is made of a polymeric material, and the activated carbon fibers is 0.1-5 wt % of the activated carbon fibers plus the polymeric material. Then foaming the foam precursor to make it become an absorbing member having a plurality of pores where the activated carbon fibers partially protrude into the pores. Thus, the tissue fluid leaking from the wound can be absorbed by the absorbing member to prevent the wound from soakage and the activated carbon fibers inside the absorbing member can emit far-infrared rays to promote the blood circulation around the wound for quickening healing of the wound. | 03-05-2015 |
20150065936 | WOUND DRESSING - A wound dressing for covering a wound is formed of at least one absorbing member and a plurality of elongated activated carbon fibers. The at least one absorbing member is made of a foamed polymeric material and includes a plurality of pores. The activated carbon fibers are distributed in the at least one absorbing member and partially protrude into the pores. Each of the activated carbon fibers has a diameter of 2-15 μm and a length of 40-1500 μm. In light of the above, the tissue fluid leaking from the wound can be absorbed by the absorbing member to prevent the wound from soakage and the activated carbon fibers inside the absorbing member can emit far-infrared rays to promote the blood circulation around the wound for quickening healing of the wound. | 03-05-2015 |