The present invention relates to a proton-exchange composite membrane with low thickness, low methanol crossover, and low proton transport resistance and its preparation method. The invention comprises of polymer fiber thin film with impregnated proton exchange resin. Wherein the polymer fiber thin film having fiber diameter less than 500 nm, pore sizes less than 30 μm, and porosity larger than 70%. The thickness of the composite membrane is around 35 ~ 70 μm. The invention can be used as a proton exchange membrane for direct methanol fuel cell (DMFC) application with high performance.
The present invention relates to a proton-exchange composite membrane with low thickness, low methanol crossover, and low proton transport resistance and its preparation method. The invention comprises of polymer fiber thin film with impregnated proton exchange resin. Wherein the polymer fiber thin film having fiber diameter less than 500 nm, pore sizes less than 30 μm, and porosity larger than 70%. The thickness of the composite membrane is around 35 ~ 70 μm. The invention can be used as a proton exchange membrane for direct methanol fuel cell (DMFC) application with high performance.
The technology introduces diverse meltblown conjugate technology to develop high-performance, low-pressure loss, multi-absorption, soft, flexible, and stiff nonwoven.
技術現況敘述-英文: The technology introduces diverse meltblown conjugate technology to develop high-performance, low-pressure loss, multi-absorption, soft, flexible, and stiff nonwoven.
A fire retardant nylon copolymer and fibers thereof are provided. The monomers of this fire retardant nylon copolymer includes a fire retardant monomer containing phosphor and a cross-linking monomer. The fire retardant monomer and the cross-linking monomer can co-polymerize with other monomers to form this fire retardant nylon copolymer to increase fire retardant properties of the nylon copolymer.
技術摘要-英文: A fire retardant nylon copolymer and fibers thereof are provided. The monomers of this fire retardant nylon copolymer includes a fire retardant monomer containing phosphor and a cross-linking monomer. The fire retardant monomer and the cross-linking monomer can co-polymerize with other monomers to form this fire retardant nylon copolymer to increase fire retardant properties of the nylon copolymer.
A light-emitting textile, which can be triggered by an outer source, is provided. The light-emitting textile comprises a sensor, a light switch, a light source, a light-modifying textile, and a fixation apparatus. The sensor can sense changes of outer light, sound and vibration to generate a sense signal to the light switch. Then, the light switch generates a light switch signal to let the light source shine. The fixation apparatus fixes the light source on the light-modifying textile, which is made by various combinations of general yarns, mono-yarns, metal yarns and carbon yarns to create various light-modifying effects.
技術摘要-英文: A light-emitting textile, which can be triggered by an outer source, is provided. The light-emitting textile comprises a sensor, a light switch, a light source, a light-modifying textile, and a fixation apparatus. The sensor can sense changes of outer light, sound and vibration to generate a sense signal to the light switch. Then, the light switch generates a light switch signal to let the light source shine. The fixation apparatus fixes the light source on the light-modifying textile, which is made by various combinations of general yarns, mono-yarns, metal yarns and carbon yarns to create various light-modifying effects.
A system and a method for continuously evaluating an amount of gas adsorbed on a material are disclosed. A continuously evaluating system with a weighing scale is used to continuously record a real-time weight of a testing sample at any time during adsorption and desorption processes. Data collected by the weighing scale is transferred to a recording and processing apparatus. The data is processed to generate an adsorption curve of the testing sample by the recording and processing apparatus.
技術摘要-英文: A system and a method for continuously evaluating an amount of gas adsorbed on a material are disclosed. A continuously evaluating system with a weighing scale is used to continuously record a real-time weight of a testing sample at any time during adsorption and desorption processes. Data collected by the weighing scale is transferred to a recording and processing apparatus. The data is processed to generate an adsorption curve of the testing sample by the recording and processing apparatus.
A surface-modified yard having several inorganic material components thereon is provided. The surface-modified yard includes a yard, a first material and a second material. The surface of the yard includes plural first regions and second regions. The first regions and the second regions are alternately located on the yard. The first material is located on the first regions. The second material different from the first material is located on the second regions.
技術摘要-英文: A surface-modified yard having several inorganic material components thereon is provided. The surface-modified yard includes a yard, a first material and a second material. The surface of the yard includes plural first regions and second regions. The first regions and the second regions are alternately located on the yard. The first material is located on the first regions. The second material different from the first material is located on the second regions.
A fabric for detecting electrical signals from body is described. A layer of fabric consists of a plurality of wrap and weft yarns woven together. A plurality of electrically conductive yarns are in parallel and woven with those wrap or weft yarns and spaced from each other. Each electrically conductive yarn has a wave-shaped detecting portion, which has all wave crests protruding out of the layer of fabric and has all wave troughs woven within the layer of fabric. Each wave crest of each electrically conductive yarn is not aligned with the wave crest of an adjacent electrically conductive yarn. Each wave trough of each electrically conductive yarn is not aligned with the wave trough of an adjacent electrically conductive yarn.
技術摘要-英文: A fabric for detecting electrical signals from body is described. A layer of fabric consists of a plurality of wrap and weft yarns woven together. A plurality of electrically conductive yarns are in parallel and woven with those wrap or weft yarns and spaced from each other. Each electrically conductive yarn has a wave-shaped detecting portion, which has all wave crests protruding out of the layer of fabric and has all wave troughs woven within the layer of fabric. Each wave crest of each electrically conductive yarn is not aligned with the wave crest of an adjacent electrically conductive yarn. Each wave trough of each electrically conductive yarn is not aligned with the wave trough of an adjacent electrically conductive yarn.
An apparatus for manufacturing a non-woven fabric is provided. The apparatus includes a spinning nozzle, a fiber extension device and a water spray device, wherein the spinning nozzle has at least one spinneret and has a spinning solution including a solvent including NMMO and a fiber material including cellulose. The fiber extension device is disposed under the spinning nozzle and has a gas generating device therein for generating a gas flow from the top of the fiber extension device toward the bottom thereof. The fiber extension device also has a slit on the top thereof, and the spinning solution from the spinning nozzle would enter the fiber extension device passing through the slit. The water spray device is disposed near the slit, and the spinning solution would passes through water spray device before entering the fiber extension device.
技術摘要-英文: An apparatus for manufacturing a non-woven fabric is provided. The apparatus includes a spinning nozzle, a fiber extension device and a water spray device, wherein the spinning nozzle has at least one spinneret and has a spinning solution including a solvent including NMMO and a fiber material including cellulose. The fiber extension device is disposed under the spinning nozzle and has a gas generating device therein for generating a gas flow from the top of the fiber extension device toward the bottom thereof. The fiber extension device also has a slit on the top thereof, and the spinning solution from the spinning nozzle would enter the fiber extension device passing through the slit. The water spray device is disposed near the slit, and the spinning solution would passes through water spray device before entering the fiber extension device.
A roller type electrostatic spinning apparatus is disclosed, which includes an electrostatic spinning solution impregnation mechanism having a sizing roller, a linear emitting electrode disposed on the sizing roller, a collecting electrode module, and a high-voltage power supply. The collecting electrode module includes a casing, several exhaust vent disposed on the casing, several slits disposed on the casing, and several serrate collecting electrodes disposed next to the slits. The high-voltage power supply is connected to the linear emitting electrode and the serrate collecting electrodes.
技術摘要-英文: A roller type electrostatic spinning apparatus is disclosed, which includes an electrostatic spinning solution impregnation mechanism having a sizing roller, a linear emitting electrode disposed on the sizing roller, a collecting electrode module, and a high-voltage power supply. The collecting electrode module includes a casing, several exhaust vent disposed on the casing, several slits disposed on the casing, and several serrate collecting electrodes disposed next to the slits. The high-voltage power supply is connected to the linear emitting electrode and the serrate collecting electrodes.