Hiroyuki Imai
MITSUBISHI MATERIALS CORPORATION
41 Papers
332 Citations
Hiroyuki Imai is an academic researcher from MITSUBISHI MATERIALS CORPORATION. The author has contributed to research in topics: Carbon nanofiber & Electrode. The author has an hindex of 10, co-authored 41 publications.
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Papers
Patent
Carbon nanotube, and its production method
Hiroyuki Imai,Akio Mizuguchi,Yusuke Watarai,浩之 今井,暁夫 水口,祐介 渡会 +5 more
- 31 Mar 2003
TL;DR: In this article, a carbon nano tube is grown from catalytic particles consisting of a tube body, obtained in such a manner that a gaseous mixture of CO and H 2 or a gasaseous mixtures of CO 2 and H2 is fed to catalytic particle under 0.08 to 10 MPa pressure at 450 to 800°C temperature for 0.01 to 24 hours, and a plurality of tubular graphite nets are formed so as to be the shape of a concentric circle, and an amorphous carbon layer 12 covering the surface of the tube
27
Patent
Negative electrode material, negative electrode using the same, and lithium ion battery and lithium polymer battery using the negative electrode
Cho Shuhin,Kanji Hisayoshi,Hiroyuki Imai,Akio Mizuguchi,Yusuke Watarai,完治 久芳,浩之 今井,守斌 張,暁夫 水口,祐介 渡会 +9 more
- 15 Jan 2003
TL;DR: In this article, the negative electrode material contains inorganic particles containing at least one element chosen from Si, Ge, Mg, Sn, Pb, Ag, Al, Zn, Cd, Sb, Bi, In, Ca, Fe, Ni, Co, and Mn.
27
Patent
Positive electrode formation material, its material and manufacturing method, and lithium ion secondary battery
Tsutomu Atsugi,Hiroyuki Imai,Osamu Sakatani,浩之 今井,勉 厚木,修 坂谷 +5 more
- 28 Mar 2008
TL;DR: In this article, a positive electrode formation material for forming the positive electrode of a battery, which includes particles of a positive active material and fine carbon fibers adhered in mesh form on the particle surface of the active material, is presented.
27
Patent
Negative electrode material for lithium polymer battery, negative electrode using the same, lithium ion battery and lithium polymer battery using negative electrode
Cho Shuhin,Kanji Hisayoshi,Hiroyuki Imai,Akio Mizuguchi,Yusuke Watarai,完治 久芳,浩之 今井,守斌 張,暁夫 水口,祐介 渡会 +9 more
- 15 Jan 2003
TL;DR: In this article, the negative electrode material contains inorganic particles containing at least one element chosen from Si, Ge, Mg, Sn, Pb, Ag, Al, Zn, Cd, Sb, Bi, In, Ca, Fe, Ni, Co, and Mn.
26
Patent
Carbon nanofiber and method for producing the same
Hiroyuki Imai,Akio Mizuguchi,Yusuke Watarai,浩之 今井,暁夫 水口,祐介 渡会 +5 more
- 31 Mar 2003
TL;DR: In this article, a method for producing carbon nanofiber having high electric conductivity and chemically stable surface, capable of being produced at lower temperature than a conventional method and forming a graphite structure having high crystals was proposed.
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