JP2010047863A5 - - Google Patents

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JP2010047863A5
JP2010047863A5 JP2008212444A JP2008212444A JP2010047863A5 JP 2010047863 A5 JP2010047863 A5 JP 2010047863A5 JP 2008212444 A JP2008212444 A JP 2008212444A JP 2008212444 A JP2008212444 A JP 2008212444A JP 2010047863 A5 JP2010047863 A5 JP 2010047863A5
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fiber
porous carbon
carbon fiber
precursor
surface porous
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JP2008212444A
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JP5202183B2 (en
JP2010047863A (en
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Claims (10)

繊維表面に孔を有する表面多孔質炭素繊維であって、窒素を用いたガス吸着量測定装置で測定される細孔容積が１５〜１００ｍｍ３／ｇ、単繊維引張強度が３０００〜７０００ＭＰａ、孔の平均直径が０．０５〜０．５μｍ、繊維表面上の孔の面積占有率が３０〜６０％である表面多孔質炭素繊維。A surface porous carbon fibers having pores on the fiber surface, pore volume as measured by gas adsorption measuring apparatus using nitrogen 15~100 m m 3 / g, a single fiber tensile strength is 3000～7000MPa, A surface porous carbon fiber having an average diameter of pores of 0.05 to 0.5 μm and an area occupation ratio of pores on the fiber surface of 30 to 60%. 繊維長さが２ｍｍ以上である請求項１に記載の表面多孔質炭素繊維。  The surface porous carbon fiber according to claim 1, wherein the fiber length is 2 mm or more. 炭素繊維中の金属含有率が１１〜５０質量ｐｐｍである請求項１又は２に記載の表面多孔質炭素繊維。  The surface porous carbon fiber according to claim 1 or 2, wherein the metal content in the carbon fiber is 11 to 50 ppm by mass. 請求項１乃至３のいずれかに記載の表面多孔質炭素繊維製造用前駆体繊維であって、前駆体繊維中の金属含有率が７０〜３００質量ｐｐｍである前駆体繊維。  The precursor fiber for producing a surface porous carbon fiber according to any one of claims 1 to 3, wherein the precursor fiber has a metal content of 70 to 300 ppm by mass. 前駆体繊維中に含有される金属が、Ｆｅ、Ｔｉ、Ｃｕ、Ａｌ、Ｚｎ及びＮｉから選ばれる１種以上の非イオン金属及び／又は金属イオンである請求項４に記載の前駆体繊維。The precursor fiber according to claim 4, wherein the metal contained in the precursor fiber is at least one nonionic metal and / or metal ion selected from Fe, Ti, Cu, Al, Zn and Ni. アクリロニトリルを９０質量％以上含有する単量体を重合した共重合体を紡糸して得られた粗原料繊維と、濃度１１０〜４５０質量ｐｐｍの金属溶液とを接触させて前駆体繊維中の金属含有率を７０〜３００質量ｐｐｍとすることを特徴とする前駆体繊維の製造方法。  The raw material fiber obtained by spinning a copolymer obtained by polymerizing a monomer containing 90% by mass or more of acrylonitrile and a metal solution having a concentration of 110 to 450 ppm by mass are brought into contact with each other to contain the metal in the precursor fiber. The manufacturing method of the precursor fiber characterized by making a rate into 70-300 mass ppm. 請求項６に記載の製造方法で製造される前駆体繊維。  Precursor fibers produced by the production method according to claim 6. 請求項４、５及び７のいずれかに記載の前駆体繊維を、加熱空気中２２０〜３００℃で熱処理して耐炎化繊維を得、得られた耐炎化繊維を、不活性ガス雰囲気中、温度６００〜２０００℃で炭素化処理することを特徴とする表面多孔質炭素繊維の製造方法。  The precursor fiber according to any one of claims 4, 5, and 7 is heat-treated in heated air at 220 to 300 ° C to obtain flame-resistant fiber, and the obtained flame-resistant fiber is heated in an inert gas atmosphere at a temperature. A method for producing a surface porous carbon fiber, wherein the carbonization treatment is performed at 600 to 2000 ° C. 請求項８に記載の製造方法で製造される表面多孔質炭素繊維。  A surface porous carbon fiber produced by the production method according to claim 8. 請求項１乃至３及び９のいずれかに記載の表面多孔質炭素繊維から構成される炭素繊維シート。  The carbon fiber sheet comprised from the surface porous carbon fiber in any one of Claims 1 thru | or 3 and 9.
JP2008212444A 2008-08-21 2008-08-21 Surface porous carbon fiber, precursor fiber and production method thereof Expired - Fee Related JP5202183B2 (en)

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JP2008212444A JP5202183B2 (en) 2008-08-21 2008-08-21 Surface porous carbon fiber, precursor fiber and production method thereof

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JP2008212444A JP5202183B2 (en) 2008-08-21 2008-08-21 Surface porous carbon fiber, precursor fiber and production method thereof

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JP2010047863A JP2010047863A (en) 2010-03-04
JP2010047863A5 true JP2010047863A5 (en) 2011-09-29
JP5202183B2 JP5202183B2 (en) 2013-06-05

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7368923B2 (en) 2017-12-18 2023-10-25 アソシアシオン・プール・ル・デベロップマン・ドゥ・ランセニュマン・エ・デ・ルシェルシュ・オープレ・デ・ユニヴェルシテ・デ・サントル・ドゥ・ルシェルシュ・エ・デ・ザントルプリーズ・ダキテーヌ・（アーデーエーエルアー） Method for producing carbon fibers from recycled cotton and use of the fibers obtained by this method for forming articles from composite materials

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102783142B (en) 2010-03-04 2016-06-22 松下知识产权经营株式会社 Image display device and method for displaying image
JP6931826B2 (en) * 2017-03-24 2021-09-08 直 池田 Carbon fiber three-dimensional structure and its manufacturing method
KR102636169B1 (en) * 2021-04-08 2024-02-16 울산과학기술원 Method for manufacturing carbon fiber coating metal catalyst and carbon fiber for manufacturing electrode prduced thereby
CN114381829B (en) * 2022-01-13 2023-03-21 华南理工大学 Microporous carbon fiber material prepared from polyacrylonitrile and used for separating multiple micromolecular gases in high selectivity manner, and preparation method and application thereof

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JPS4935629A (en) * 1972-08-07 1974-04-02
JPS58109624A (en) * 1981-12-24 1983-06-30 Toho Rayon Co Ltd Acrylonitrile fiber
JPS58120818A (en) * 1982-01-11 1983-07-18 Toyobo Co Ltd Production of porous carbon fiber
JPH1088430A (en) * 1996-09-09 1998-04-07 Toray Ind Inc Carbon fiber, precursor for production of carbon fiber and production thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7368923B2 (en) 2017-12-18 2023-10-25 アソシアシオン・プール・ル・デベロップマン・ドゥ・ランセニュマン・エ・デ・ルシェルシュ・オープレ・デ・ユニヴェルシテ・デ・サントル・ドゥ・ルシェルシュ・エ・デ・ザントルプリーズ・ダキテーヌ・（アーデーエーエルアー） Method for producing carbon fibers from recycled cotton and use of the fibers obtained by this method for forming articles from composite materials

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