Industrial Technology Research Institute

Shu-Hui Cheng

Jong-Pyng Chen

Tzu-Hsien Han

Wan-Shu Chen

Yi-Chun Lo

Tun-Fun Way

Ming-Lung Lee

Jung-Ching Hsing

Jen-You Chu

Yu-Ting Chen

Syh-Yuh Cheng

Lien-Tai Chen

Wen-Yi Chen

Jiun-Jy Chen

Lien Tai Chen

Yin-Ju Yang

Kai-Jen Hsiao

I-Wen Liu

Chih-Yung Wang

En Kuang Wang

Shan-Shan Lin

Feng-Hung Tseng

Rui-Xuan Dong

Tzu Hsien Han

Zhi-Feng Jue

The filtration material includes a supporting layer, a first selective layer disposed on the supporting layer, and a second selective layer disposed on the first selective layer. The first selective layer includes a polyimide and an ionic polymer intertwined with the polyimide. In particular, the polyimide includes at least one repeat unit having a structure represented by Formula (I) wherein Ais Ais Rand Rare independently &#x2014;H, &#x2014;CF, &#x2014;OH, &#x2014;Br, &#x2014;Cl, &#x2014;F, Calkyl group, or Calkoxy group; and X and Y are independently single bond, &#x2014;O&#x2014;, &#x2014;CH&#x2014;, &#x2014;C(CH)&#x2014;, or &#x2014;NH&#x2014;.

Filtration material

A single layer structure of micron or nano fibers, and a multi-layer structure of micron and nano fibers. The single layer structure of micron fibers includes a web of micron fibers and an impregnating resin, and has a pore size of 1 nm-500 nm. The web of micron fibers is formed by plural interweaved micron fibers (D&#x2267;1 &#x3bc;m). The single layer structure of nano fibers includes a web of nano fibers formed by plural interweaved nano fibers (D&#x3c;1 &#x3bc;m). The multi-layer structure of micron and nano fibers includes a web of interweaved micron fibers, a web of nano fibers formed by plural nano fibers interweaved on the web of micron fibers, a mixture layer formed by parts of the interweaved nano and micron fibers, and a resin at least impregnating the mixture layer and parts of the micron fibers of the web of micron fibers.

Single layer structure of micron fibers applied in separator for battery

A single fiber layer structure of micron or nano fibers, and a multi-layer structure of micron and nano fibers are provided. The single fiber layer structure of micron fibers comprises a web of micron fibers and an impregnating resin, and has a pore size of 1 nm-500 nm. The web of micron fibers is formed by plural interweaved micron fibers (D&#x2267;1 &#x3bc;m). The single fiber layer structure of nano fibers comprises a web of nano fibers formed by plural interweaved nano fibers (D&#x3c;1 &#x3bc;m). The multi-layer structure of micron and nano fibers comprises a web of interweaved micron fibers, a web of nano fibers formed by plural nano fibers interweaved on the web of micron fibers, a mixture layer formed by parts of the interweaved nano and micron fibers, and a resin at least impregnating the mixture layer and parts of the micron fibers of the web of micron fibers.

Single fiber layer structure of micron or nano fibers and multi-layer structure of micron and nano fibers applied in separator for battery

Disclosed is a method to manufacture a carbon composite structure. First, a polymer nano fiber net is provided. The polymer nano fiber net is thermal oxidized to form an oxidized nano fiber net. The oxidized nano fiber net and an oxidized micro fiber net are stacked and impregnated in a resin. The resin is oxidized. Finally, the oxidized nano fiber net, the oxidized micro fiber net, and the oxidized resin are carbonized at a high temperature to form the carbon composite structure.

Fuel cells, carbon composite structures and methods for manufacturing the same

The invention provides a high module carbon fiber and a fabrication method thereof. The high module carbon fiber includes the product fabricated by the following steps: subjecting a pre-oxidized carbon fiber to a microwave assisted graphitization process, wherein the pre-oxidized carbon fiber is heated to a graphitization temperature of 1000-3000&#xb0; C. for 1-30 min. Further, the high module carbon fiber has a tensile strength of between 2.0-6.5 GPa and a module of between 200-650 GPa.

High modulus graphitized carbon fiber and method for fabricating the same

A precursor raw material for the PAN-based carbon fibers represented by Formula (I) is provided.  In Formula (I), R is methyl, ethyl or propyl, x+z=0.5-20.0 mol %, z&#x2267;0.5 mol %, y=99.5-80.0 mol % and x+y+z=100 mol %. The invention also provides a PAN-based oxidized fiber and a PAN-based carbon fiber prepared by the precursor raw material for the PAN-based carbon fibers.

Pan-based carbon fibers and fabrication method thereof and precursor raw material thereof

The invention discloses a filtration material for desalination, including a support layer, and a desalination layer formed on the support layer, wherein the desalination layer is a fiber composite membrane and includes at least one water-swellable polymer. The water-swellable polymer is made of hydrophilic monomers and hydrophobic monomers, and the hydrophilic monomers include ionic monomers and non-ionic monomers, and the ionic monomers include cationic monomers and anionic monomers.

The invention discloses a nano-fiber material, wherein the nano-fiber material is formed by spinning an ionic polymer into a nano-fiber nonwoven, and the ionic polymer is represented by the formula:  Rincludes and m/n is between 1/50 and 50/1, q&#x2267;0.

Nano-fiber material and salt rejection filtration material

An activated carbon fiber for fabricating a supercapacitor electrode and its precursor material are provided. The precursor material of the activated carbon fiber includes polyacrylonitrile (PAN) and a polymer having formula (I):  

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Hsinchu County, Taiwan

Shu-Hui Cheng